diff options
Diffstat (limited to '')
| -rw-r--r-- | third_party/popt/CHANGES | 46 | ||||
| -rw-r--r-- | third_party/popt/COPYING | 22 | ||||
| -rw-r--r-- | third_party/popt/README | 16 | ||||
| -rw-r--r-- | third_party/popt/findme.h | 20 | ||||
| -rw-r--r-- | third_party/popt/lookup3.c | 969 | ||||
| -rw-r--r-- | third_party/popt/popt.c | 1787 | ||||
| -rw-r--r-- | third_party/popt/popt.h | 744 | ||||
| -rw-r--r-- | third_party/popt/poptconfig.c | 582 | ||||
| -rw-r--r-- | third_party/popt/popthelp.c | 925 | ||||
| -rw-r--r-- | third_party/popt/poptint.c | 199 | ||||
| -rw-r--r-- | third_party/popt/poptint.h | 222 | ||||
| -rw-r--r-- | third_party/popt/poptparse.c | 230 | ||||
| -rw-r--r-- | third_party/popt/system.h | 103 | ||||
| -rw-r--r-- | third_party/popt/wscript | 24 |
14 files changed, 5889 insertions, 0 deletions
diff --git a/third_party/popt/CHANGES b/third_party/popt/CHANGES new file mode 100644 index 0000000..db16a5f --- /dev/null +++ b/third_party/popt/CHANGES @@ -0,0 +1,46 @@ +1.5 -> 1.6 + - add ability to perform callbacks for every, not just first, match. + +1.3 -> 1.5 + - heavy dose of const's + - poptParseArgvString() now NULL terminates the list + +1.2.3 -> 1.3 + - added support for single - + - misc bug fixes + - portability improvements + +1.2.2 -> 1.2.3 + - fixed memset() in help message generation (Dale Hawkins) + - added extern "C" stuff to popt.h for C++ compilers (Dale Hawkins) + - const'ified poptParseArgvString (Jeff Garzik) + +1.2.1 -> 1.2.2 + - fixed bug in chaind alias happens which seems to have only + affected --triggers in rpm + - added POPT_ARG_VAL + - popt.3 installed by default + +1.2 -> 1.2.1 + - added POPT_ARG_INTL_DOMAIN (Elliot Lee) + - updated Makefile's to be more GNUish (Elliot Lee) + +1.1 -> 1.2 + - added popt.3 man page (Robert Lynch) + - don't use mmap anymore (its lack of portability isn't worth the + trouble) + - added test script + - added support for exec + - removed support for *_POPT_ALIASES env variable -- it was a bad + idea + - reorganized into multiple source files + - added automatic help generation, POPT_AUTOHELP + - added table callbacks + - added table inclusion + - updated man page for new features + - added test scripts + +1.0 -> 1.1 + - moved to autoconf (Fred Fish) + - added STRERROR replacement (Norbert Warmuth) + - added const keywords (Bruce Perens) diff --git a/third_party/popt/COPYING b/third_party/popt/COPYING new file mode 100644 index 0000000..b4c7ca8 --- /dev/null +++ b/third_party/popt/COPYING @@ -0,0 +1,22 @@ +Copyright (c) 1998 Red Hat Software + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of the X Consortium shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from the X Consortium. diff --git a/third_party/popt/README b/third_party/popt/README new file mode 100644 index 0000000..c66432d --- /dev/null +++ b/third_party/popt/README @@ -0,0 +1,16 @@ +This is the popt(3) command line option parsing library. While it is similiar +to getopt(3), it contains a number of enhancements, including: + + 1) popt is fully reentrant + 2) popt can parse arbitrary argv[] style arrays while + getopt(3) makes this quite difficult + 3) popt allows users to alias command line arguments + 4) popt provides convience functions for parsing strings + into argv[] style arrays + +Complete documentation on popt(3) is available in popt.ps (included in this +tarball), which is excerpted with permission from the book "Linux +Application Development" by Michael K. Johnson and Erik Troan (available +from Addison Wesley in May, 1998). + +Comments on popt should be addressed to popt-devel@rpm5.org. diff --git a/third_party/popt/findme.h b/third_party/popt/findme.h new file mode 100644 index 0000000..a016b86 --- /dev/null +++ b/third_party/popt/findme.h @@ -0,0 +1,20 @@ +/** \ingroup popt + * \file popt/findme.h + */ + +/* (C) 1998-2000 Red Hat, Inc. -- Licensing details are in the COPYING + file accompanying popt source distributions, available from + ftp://ftp.rpm.org/pub/rpm/dist. */ + +#ifndef H_FINDME +#define H_FINDME + +/** + * Return absolute path to executable by searching PATH. + * @param argv0 name of executable + * @return (malloc'd) absolute path to executable (or NULL) + */ +/*@null@*/ const char * findProgramPath(/*@null@*/ const char * argv0) + /*@*/; + +#endif diff --git a/third_party/popt/lookup3.c b/third_party/popt/lookup3.c new file mode 100644 index 0000000..eb4e5ce --- /dev/null +++ b/third_party/popt/lookup3.c @@ -0,0 +1,969 @@ +/* -------------------------------------------------------------------- */ +/* + * lookup3.c, by Bob Jenkins, May 2006, Public Domain. + * + * These are functions for producing 32-bit hashes for hash table lookup. + * jlu32w(), jlu32l(), jlu32lpair(), jlu32b(), _JLU3_MIX(), and _JLU3_FINAL() + * are externally useful functions. Routines to test the hash are included + * if SELF_TEST is defined. You can use this free for any purpose. It's in + * the public domain. It has no warranty. + * + * You probably want to use jlu32l(). jlu32l() and jlu32b() + * hash byte arrays. jlu32l() is is faster than jlu32b() on + * little-endian machines. Intel and AMD are little-endian machines. + * On second thought, you probably want jlu32lpair(), which is identical to + * jlu32l() except it returns two 32-bit hashes for the price of one. + * You could implement jlu32bpair() if you wanted but I haven't bothered here. + * + * If you want to find a hash of, say, exactly 7 integers, do + * a = i1; b = i2; c = i3; + * _JLU3_MIX(a,b,c); + * a += i4; b += i5; c += i6; + * _JLU3_MIX(a,b,c); + * a += i7; + * _JLU3_FINAL(a,b,c); + * then use c as the hash value. If you have a variable size array of + * 4-byte integers to hash, use jlu32w(). If you have a byte array (like + * a character string), use jlu32l(). If you have several byte arrays, or + * a mix of things, see the comments above jlu32l(). + * + * Why is this so big? I read 12 bytes at a time into 3 4-byte integers, + * then mix those integers. This is fast (you can do a lot more thorough + * mixing with 12*3 instructions on 3 integers than you can with 3 instructions + * on 1 byte), but shoehorning those bytes into integers efficiently is messy. +*/ +/* -------------------------------------------------------------------- */ + +#include <stdint.h> + +#if defined(_JLU3_SELFTEST) +# define _JLU3_jlu32w 1 +# define _JLU3_jlu32l 1 +# define _JLU3_jlu32lpair 1 +# define _JLU3_jlu32b 1 +#endif + +/*@-redef@*/ +/*@unchecked@*/ +static const union _dbswap { + const uint32_t ui; + const unsigned char uc[4]; +} endian = { .ui = 0x11223344 }; +# define HASH_LITTLE_ENDIAN (endian.uc[0] == (unsigned char) 0x44) +# define HASH_BIG_ENDIAN (endian.uc[0] == (unsigned char) 0x11) +/*@=redef@*/ + +#ifndef ROTL32 +# define ROTL32(x, s) (((x) << (s)) | ((x) >> (32 - (s)))) +#endif + +/* NOTE: The _size parameter should be in bytes. */ +#define _JLU3_INIT(_h, _size) (0xdeadbeef + ((uint32_t)(_size)) + (_h)) + +/* -------------------------------------------------------------------- */ +/* + * _JLU3_MIX -- mix 3 32-bit values reversibly. + * + * This is reversible, so any information in (a,b,c) before _JLU3_MIX() is + * still in (a,b,c) after _JLU3_MIX(). + * + * If four pairs of (a,b,c) inputs are run through _JLU3_MIX(), or through + * _JLU3_MIX() in reverse, there are at least 32 bits of the output that + * are sometimes the same for one pair and different for another pair. + * This was tested for: + * * pairs that differed by one bit, by two bits, in any combination + * of top bits of (a,b,c), or in any combination of bottom bits of + * (a,b,c). + * * "differ" is defined as +, -, ^, or ~^. For + and -, I transformed + * the output delta to a Gray code (a^(a>>1)) so a string of 1's (as + * is commonly produced by subtraction) look like a single 1-bit + * difference. + * * the base values were pseudorandom, all zero but one bit set, or + * all zero plus a counter that starts at zero. + * + * Some k values for my "a-=c; a^=ROTL32(c,k); c+=b;" arrangement that + * satisfy this are + * 4 6 8 16 19 4 + * 9 15 3 18 27 15 + * 14 9 3 7 17 3 + * Well, "9 15 3 18 27 15" didn't quite get 32 bits diffing + * for "differ" defined as + with a one-bit base and a two-bit delta. I + * used http://burtleburtle.net/bob/hash/avalanche.html to choose + * the operations, constants, and arrangements of the variables. + * + * This does not achieve avalanche. There are input bits of (a,b,c) + * that fail to affect some output bits of (a,b,c), especially of a. The + * most thoroughly mixed value is c, but it doesn't really even achieve + * avalanche in c. + * + * This allows some parallelism. Read-after-writes are good at doubling + * the number of bits affected, so the goal of mixing pulls in the opposite + * direction as the goal of parallelism. I did what I could. Rotates + * seem to cost as much as shifts on every machine I could lay my hands + * on, and rotates are much kinder to the top and bottom bits, so I used + * rotates. + */ +/* -------------------------------------------------------------------- */ +#define _JLU3_MIX(a,b,c) \ +{ \ + a -= c; a ^= ROTL32(c, 4); c += b; \ + b -= a; b ^= ROTL32(a, 6); a += c; \ + c -= b; c ^= ROTL32(b, 8); b += a; \ + a -= c; a ^= ROTL32(c,16); c += b; \ + b -= a; b ^= ROTL32(a,19); a += c; \ + c -= b; c ^= ROTL32(b, 4); b += a; \ +} + +/* -------------------------------------------------------------------- */ +/** + * _JLU3_FINAL -- final mixing of 3 32-bit values (a,b,c) into c + * + * Pairs of (a,b,c) values differing in only a few bits will usually + * produce values of c that look totally different. This was tested for + * * pairs that differed by one bit, by two bits, in any combination + * of top bits of (a,b,c), or in any combination of bottom bits of + * (a,b,c). + * * "differ" is defined as +, -, ^, or ~^. For + and -, I transformed + * the output delta to a Gray code (a^(a>>1)) so a string of 1's (as + * is commonly produced by subtraction) look like a single 1-bit + * difference. + * * the base values were pseudorandom, all zero but one bit set, or + * all zero plus a counter that starts at zero. + * + * These constants passed: + * 14 11 25 16 4 14 24 + * 12 14 25 16 4 14 24 + * and these came close: + * 4 8 15 26 3 22 24 + * 10 8 15 26 3 22 24 + * 11 8 15 26 3 22 24 + */ +/* -------------------------------------------------------------------- */ +#define _JLU3_FINAL(a,b,c) \ +{ \ + c ^= b; c -= ROTL32(b,14); \ + a ^= c; a -= ROTL32(c,11); \ + b ^= a; b -= ROTL32(a,25); \ + c ^= b; c -= ROTL32(b,16); \ + a ^= c; a -= ROTL32(c,4); \ + b ^= a; b -= ROTL32(a,14); \ + c ^= b; c -= ROTL32(b,24); \ +} + +#if defined(_JLU3_jlu32w) +uint32_t jlu32w(uint32_t h, /*@null@*/ const uint32_t *k, size_t size) + /*@*/; +/* -------------------------------------------------------------------- */ +/** + * This works on all machines. To be useful, it requires + * -- that the key be an array of uint32_t's, and + * -- that the size be the number of uint32_t's in the key + * + * The function jlu32w() is identical to jlu32l() on little-endian + * machines, and identical to jlu32b() on big-endian machines, + * except that the size has to be measured in uint32_ts rather than in + * bytes. jlu32l() is more complicated than jlu32w() only because + * jlu32l() has to dance around fitting the key bytes into registers. + * + * @param h the previous hash, or an arbitrary value + * @param *k the key, an array of uint32_t values + * @param size the size of the key, in uint32_ts + * @return the lookup3 hash + */ +/* -------------------------------------------------------------------- */ +uint32_t jlu32w(uint32_t h, const uint32_t *k, size_t size) +{ + uint32_t a = _JLU3_INIT(h, (size * sizeof(*k))); + uint32_t b = a; + uint32_t c = a; + + if (k == NULL) + goto exit; + + /*----------------------------------------------- handle most of the key */ + while (size > 3) { + a += k[0]; + b += k[1]; + c += k[2]; + _JLU3_MIX(a,b,c); + size -= 3; + k += 3; + } + + /*----------------------------------------- handle the last 3 uint32_t's */ + switch (size) { + case 3 : c+=k[2]; + case 2 : b+=k[1]; + case 1 : a+=k[0]; + _JLU3_FINAL(a,b,c); + /*@fallthrough@*/ + case 0: + break; + } + /*---------------------------------------------------- report the result */ +exit: + return c; +} +#endif /* defined(_JLU3_jlu32w) */ + +#if defined(_JLU3_jlu32l) +uint32_t jlu32l(uint32_t h, const void *key, size_t size) + /*@*/; +/* -------------------------------------------------------------------- */ +/* + * jlu32l() -- hash a variable-length key into a 32-bit value + * h : can be any 4-byte value + * k : the key (the unaligned variable-length array of bytes) + * size : the size of the key, counting by bytes + * Returns a 32-bit value. Every bit of the key affects every bit of + * the return value. Two keys differing by one or two bits will have + * totally different hash values. + * + * The best hash table sizes are powers of 2. There is no need to do + * mod a prime (mod is sooo slow!). If you need less than 32 bits, + * use a bitmask. For example, if you need only 10 bits, do + * h = (h & hashmask(10)); + * In which case, the hash table should have hashsize(10) elements. + * + * If you are hashing n strings (uint8_t **)k, do it like this: + * for (i=0, h=0; i<n; ++i) h = jlu32l(h, k[i], len[i]); + * + * By Bob Jenkins, 2006. bob_jenkins@burtleburtle.net. You may use this + * code any way you wish, private, educational, or commercial. It's free. + * + * Use for hash table lookup, or anything where one collision in 2^^32 is + * acceptable. Do NOT use for cryptographic purposes. + * + * @param h the previous hash, or an arbitrary value + * @param *k the key, an array of uint8_t values + * @param size the size of the key + * @return the lookup3 hash + */ +/* -------------------------------------------------------------------- */ +uint32_t jlu32l(uint32_t h, const void *key, size_t size) +{ + union { const void *ptr; size_t i; } u; + uint32_t a = _JLU3_INIT(h, size); + uint32_t b = a; + uint32_t c = a; + + if (key == NULL) + goto exit; + + u.ptr = key; + if (HASH_LITTLE_ENDIAN && ((u.i & 0x3) == 0)) { + const uint32_t *k = (const uint32_t *)key; /* read 32-bit chunks */ +#ifdef VALGRIND + const uint8_t *k8; +#endif + + /*------ all but last block: aligned reads and affect 32 bits of (a,b,c) */ + while (size > 12) { + a += k[0]; + b += k[1]; + c += k[2]; + _JLU3_MIX(a,b,c); + size -= 12; + k += 3; + } + + /*------------------------- handle the last (probably partial) block */ + /* + * "k[2]&0xffffff" actually reads beyond the end of the string, but + * then masks off the part it's not allowed to read. Because the + * string is aligned, the masked-off tail is in the same word as the + * rest of the string. Every machine with memory protection I've seen + * does it on word boundaries, so is OK with this. But VALGRIND will + * still catch it and complain. The masking trick does make the hash + * noticably faster for short strings (like English words). + */ +#ifndef VALGRIND + + switch (size) { + case 12: c += k[2]; b+=k[1]; a+=k[0]; break; + case 11: c += k[2]&0xffffff; b+=k[1]; a+=k[0]; break; + case 10: c += k[2]&0xffff; b+=k[1]; a+=k[0]; break; + case 9: c += k[2]&0xff; b+=k[1]; a+=k[0]; break; + case 8: b += k[1]; a+=k[0]; break; + case 7: b += k[1]&0xffffff; a+=k[0]; break; + case 6: b += k[1]&0xffff; a+=k[0]; break; + case 5: b += k[1]&0xff; a+=k[0]; break; + case 4: a += k[0]; break; + case 3: a += k[0]&0xffffff; break; + case 2: a += k[0]&0xffff; break; + case 1: a += k[0]&0xff; break; + case 0: goto exit; + } + +#else /* make valgrind happy */ + + k8 = (const uint8_t *)k; + switch (size) { + case 12: c += k[2]; b+=k[1]; a+=k[0] break; + case 11: c += ((uint32_t)k8[10])<<16; /*@fallthrough@*/ + case 10: c += ((uint32_t)k8[9])<<8; /*@fallthrough@*/ + case 9: c += k8[8]; /*@fallthrough@*/ + case 8: b += k[1]; a+=k[0]; break; + case 7: b += ((uint32_t)k8[6])<<16; /*@fallthrough@*/ + case 6: b += ((uint32_t)k8[5])<<8; /*@fallthrough@*/ + case 5: b += k8[4]; /*@fallthrough@*/ + case 4: a += k[0]; break; + case 3: a += ((uint32_t)k8[2])<<16; /*@fallthrough@*/ + case 2: a += ((uint32_t)k8[1])<<8; /*@fallthrough@*/ + case 1: a += k8[0]; break; + case 0: goto exit; + } + +#endif /* !valgrind */ + + } else if (HASH_LITTLE_ENDIAN && ((u.i & 0x1) == 0)) { + const uint16_t *k = (const uint16_t *)key; /* read 16-bit chunks */ + const uint8_t *k8; + + /*----------- all but last block: aligned reads and different mixing */ + while (size > 12) { + a += k[0] + (((uint32_t)k[1])<<16); + b += k[2] + (((uint32_t)k[3])<<16); + c += k[4] + (((uint32_t)k[5])<<16); + _JLU3_MIX(a,b,c); + size -= 12; + k += 6; + } + + /*------------------------- handle the last (probably partial) block */ + k8 = (const uint8_t *)k; + switch (size) { + case 12: + c += k[4]+(((uint32_t)k[5])<<16); + b += k[2]+(((uint32_t)k[3])<<16); + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 11: + c += ((uint32_t)k8[10])<<16; + /*@fallthrough@*/ + case 10: + c += (uint32_t)k[4]; + b += k[2]+(((uint32_t)k[3])<<16); + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 9: + c += (uint32_t)k8[8]; + /*@fallthrough@*/ + case 8: + b += k[2]+(((uint32_t)k[3])<<16); + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 7: + b += ((uint32_t)k8[6])<<16; + /*@fallthrough@*/ + case 6: + b += (uint32_t)k[2]; + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 5: + b += (uint32_t)k8[4]; + /*@fallthrough@*/ + case 4: + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 3: + a += ((uint32_t)k8[2])<<16; + /*@fallthrough@*/ + case 2: + a += (uint32_t)k[0]; + break; + case 1: + a += (uint32_t)k8[0]; + break; + case 0: + goto exit; + } + + } else { /* need to read the key one byte at a time */ + const uint8_t *k = (const uint8_t *)key; + + /*----------- all but the last block: affect some 32 bits of (a,b,c) */ + while (size > 12) { + a += (uint32_t)k[0]; + a += ((uint32_t)k[1])<<8; + a += ((uint32_t)k[2])<<16; + a += ((uint32_t)k[3])<<24; + b += (uint32_t)k[4]; + b += ((uint32_t)k[5])<<8; + b += ((uint32_t)k[6])<<16; + b += ((uint32_t)k[7])<<24; + c += (uint32_t)k[8]; + c += ((uint32_t)k[9])<<8; + c += ((uint32_t)k[10])<<16; + c += ((uint32_t)k[11])<<24; + _JLU3_MIX(a,b,c); + size -= 12; + k += 12; + } + + /*---------------------------- last block: affect all 32 bits of (c) */ + switch (size) { + case 12: c += ((uint32_t)k[11])<<24; /*@fallthrough@*/ + case 11: c += ((uint32_t)k[10])<<16; /*@fallthrough@*/ + case 10: c += ((uint32_t)k[9])<<8; /*@fallthrough@*/ + case 9: c += (uint32_t)k[8]; /*@fallthrough@*/ + case 8: b += ((uint32_t)k[7])<<24; /*@fallthrough@*/ + case 7: b += ((uint32_t)k[6])<<16; /*@fallthrough@*/ + case 6: b += ((uint32_t)k[5])<<8; /*@fallthrough@*/ + case 5: b += (uint32_t)k[4]; /*@fallthrough@*/ + case 4: a += ((uint32_t)k[3])<<24; /*@fallthrough@*/ + case 3: a += ((uint32_t)k[2])<<16; /*@fallthrough@*/ + case 2: a += ((uint32_t)k[1])<<8; /*@fallthrough@*/ + case 1: a += (uint32_t)k[0]; + break; + case 0: + goto exit; + } + } + + _JLU3_FINAL(a,b,c); + +exit: + return c; +} +#endif /* defined(_JLU3_jlu32l) */ + +#if defined(_JLU3_jlu32lpair) +/** + * jlu32lpair: return 2 32-bit hash values. + * + * This is identical to jlu32l(), except it returns two 32-bit hash + * values instead of just one. This is good enough for hash table + * lookup with 2^^64 buckets, or if you want a second hash if you're not + * happy with the first, or if you want a probably-unique 64-bit ID for + * the key. *pc is better mixed than *pb, so use *pc first. If you want + * a 64-bit value do something like "*pc + (((uint64_t)*pb)<<32)". + * + * @param h the previous hash, or an arbitrary value + * @param *key the key, an array of uint8_t values + * @param size the size of the key in bytes + * @retval *pc, IN: primary initval, OUT: primary hash + * *retval *pb IN: secondary initval, OUT: secondary hash + */ +void jlu32lpair(const void *key, size_t size, uint32_t *pc, uint32_t *pb) +{ + union { const void *ptr; size_t i; } u; + uint32_t a = _JLU3_INIT(*pc, size); + uint32_t b = a; + uint32_t c = a; + + if (key == NULL) + goto exit; + + c += *pb; /* Add the secondary hash. */ + + u.ptr = key; + if (HASH_LITTLE_ENDIAN && ((u.i & 0x3) == 0)) { + const uint32_t *k = (const uint32_t *)key; /* read 32-bit chunks */ +#ifdef VALGRIND + const uint8_t *k8; +#endif + + /*-- all but last block: aligned reads and affect 32 bits of (a,b,c) */ + while (size > (size_t)12) { + a += k[0]; + b += k[1]; + c += k[2]; + _JLU3_MIX(a,b,c); + size -= 12; + k += 3; + } + /*------------------------- handle the last (probably partial) block */ + /* + * "k[2]&0xffffff" actually reads beyond the end of the string, but + * then masks off the part it's not allowed to read. Because the + * string is aligned, the masked-off tail is in the same word as the + * rest of the string. Every machine with memory protection I've seen + * does it on word boundaries, so is OK with this. But VALGRIND will + * still catch it and complain. The masking trick does make the hash + * noticably faster for short strings (like English words). + */ +#ifndef VALGRIND + + switch (size) { + case 12: c += k[2]; b+=k[1]; a+=k[0]; break; + case 11: c += k[2]&0xffffff; b+=k[1]; a+=k[0]; break; + case 10: c += k[2]&0xffff; b+=k[1]; a+=k[0]; break; + case 9: c += k[2]&0xff; b+=k[1]; a+=k[0]; break; + case 8: b += k[1]; a+=k[0]; break; + case 7: b += k[1]&0xffffff; a+=k[0]; break; + case 6: b += k[1]&0xffff; a+=k[0]; break; + case 5: b += k[1]&0xff; a+=k[0]; break; + case 4: a += k[0]; break; + case 3: a += k[0]&0xffffff; break; + case 2: a += k[0]&0xffff; break; + case 1: a += k[0]&0xff; break; + case 0: goto exit; + } + +#else /* make valgrind happy */ + + k8 = (const uint8_t *)k; + switch (size) { + case 12: c += k[2]; b+=k[1]; a+=k[0]; break; + case 11: c += ((uint32_t)k8[10])<<16; /*@fallthrough@*/ + case 10: c += ((uint32_t)k8[9])<<8; /*@fallthrough@*/ + case 9: c += k8[8]; /*@fallthrough@*/ + case 8: b += k[1]; a+=k[0]; break; + case 7: b += ((uint32_t)k8[6])<<16; /*@fallthrough@*/ + case 6: b += ((uint32_t)k8[5])<<8; /*@fallthrough@*/ + case 5: b += k8[4]; /*@fallthrough@*/ + case 4: a += k[0]; break; + case 3: a += ((uint32_t)k8[2])<<16; /*@fallthrough@*/ + case 2: a += ((uint32_t)k8[1])<<8; /*@fallthrough@*/ + case 1: a += k8[0]; break; + case 0: goto exit; + } + +#endif /* !valgrind */ + + } else if (HASH_LITTLE_ENDIAN && ((u.i & 0x1) == 0)) { + const uint16_t *k = (const uint16_t *)key; /* read 16-bit chunks */ + const uint8_t *k8; + + /*----------- all but last block: aligned reads and different mixing */ + while (size > (size_t)12) { + a += k[0] + (((uint32_t)k[1])<<16); + b += k[2] + (((uint32_t)k[3])<<16); + c += k[4] + (((uint32_t)k[5])<<16); + _JLU3_MIX(a,b,c); + size -= 12; + k += 6; + } + + /*------------------------- handle the last (probably partial) block */ + k8 = (const uint8_t *)k; + switch (size) { + case 12: + c += k[4]+(((uint32_t)k[5])<<16); + b += k[2]+(((uint32_t)k[3])<<16); + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 11: + c += ((uint32_t)k8[10])<<16; + /*@fallthrough@*/ + case 10: + c += k[4]; + b += k[2]+(((uint32_t)k[3])<<16); + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 9: + c += k8[8]; + /*@fallthrough@*/ + case 8: + b += k[2]+(((uint32_t)k[3])<<16); + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 7: + b += ((uint32_t)k8[6])<<16; + /*@fallthrough@*/ + case 6: + b += k[2]; + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 5: + b += k8[4]; + /*@fallthrough@*/ + case 4: + a += k[0]+(((uint32_t)k[1])<<16); + break; + case 3: + a += ((uint32_t)k8[2])<<16; + /*@fallthrough@*/ + case 2: + a += k[0]; + break; + case 1: + a += k8[0]; + break; + case 0: + goto exit; + } + + } else { /* need to read the key one byte at a time */ + const uint8_t *k = (const uint8_t *)key; + + /*----------- all but the last block: affect some 32 bits of (a,b,c) */ + while (size > (size_t)12) { + a += k[0]; + a += ((uint32_t)k[1])<<8; + a += ((uint32_t)k[2])<<16; + a += ((uint32_t)k[3])<<24; + b += k[4]; + b += ((uint32_t)k[5])<<8; + b += ((uint32_t)k[6])<<16; + b += ((uint32_t)k[7])<<24; + c += k[8]; + c += ((uint32_t)k[9])<<8; + c += ((uint32_t)k[10])<<16; + c += ((uint32_t)k[11])<<24; + _JLU3_MIX(a,b,c); + size -= 12; + k += 12; + } + + /*---------------------------- last block: affect all 32 bits of (c) */ + switch (size) { + case 12: c += ((uint32_t)k[11])<<24; /*@fallthrough@*/ + case 11: c += ((uint32_t)k[10])<<16; /*@fallthrough@*/ + case 10: c += ((uint32_t)k[9])<<8; /*@fallthrough@*/ + case 9: c += k[8]; /*@fallthrough@*/ + case 8: b += ((uint32_t)k[7])<<24; /*@fallthrough@*/ + case 7: b += ((uint32_t)k[6])<<16; /*@fallthrough@*/ + case 6: b += ((uint32_t)k[5])<<8; /*@fallthrough@*/ + case 5: b += k[4]; /*@fallthrough@*/ + case 4: a += ((uint32_t)k[3])<<24; /*@fallthrough@*/ + case 3: a += ((uint32_t)k[2])<<16; /*@fallthrough@*/ + case 2: a += ((uint32_t)k[1])<<8; /*@fallthrough@*/ + case 1: a += k[0]; + break; + case 0: + goto exit; + } + } + + _JLU3_FINAL(a,b,c); + +exit: + *pc = c; + *pb = b; + return; +} +#endif /* defined(_JLU3_jlu32lpair) */ + +#if defined(_JLU3_jlu32b) +uint32_t jlu32b(uint32_t h, /*@null@*/ const void *key, size_t size) + /*@*/; +/* + * jlu32b(): + * This is the same as jlu32w() on big-endian machines. It is different + * from jlu32l() on all machines. jlu32b() takes advantage of + * big-endian byte ordering. + * + * @param h the previous hash, or an arbitrary value + * @param *k the key, an array of uint8_t values + * @param size the size of the key + * @return the lookup3 hash + */ +uint32_t jlu32b(uint32_t h, const void *key, size_t size) +{ + union { const void *ptr; size_t i; } u; + uint32_t a = _JLU3_INIT(h, size); + uint32_t b = a; + uint32_t c = a; + + if (key == NULL) + return h; + + u.ptr = key; + if (HASH_BIG_ENDIAN && ((u.i & 0x3) == 0)) { + const uint32_t *k = (const uint32_t *)key; /* read 32-bit chunks */ +#ifdef VALGRIND + const uint8_t *k8; +#endif + + /*-- all but last block: aligned reads and affect 32 bits of (a,b,c) */ + while (size > 12) { + a += k[0]; + b += k[1]; + c += k[2]; + _JLU3_MIX(a,b,c); + size -= 12; + k += 3; + } + + /*------------------------- handle the last (probably partial) block */ + /* + * "k[2]<<8" actually reads beyond the end of the string, but + * then shifts out the part it's not allowed to read. Because the + * string is aligned, the illegal read is in the same word as the + * rest of the string. Every machine with memory protection I've seen + * does it on word boundaries, so is OK with this. But VALGRIND will + * still catch it and complain. The masking trick does make the hash + * noticably faster for short strings (like English words). + */ +#ifndef VALGRIND + + switch (size) { + case 12: c += k[2]; b+=k[1]; a+=k[0]; break; + case 11: c += k[2]&0xffffff00; b+=k[1]; a+=k[0]; break; + case 10: c += k[2]&0xffff0000; b+=k[1]; a+=k[0]; break; + case 9: c += k[2]&0xff000000; b+=k[1]; a+=k[0]; break; + case 8: b += k[1]; a+=k[0]; break; + case 7: b += k[1]&0xffffff00; a+=k[0]; break; + case 6: b += k[1]&0xffff0000; a+=k[0]; break; + case 5: b += k[1]&0xff000000; a+=k[0]; break; + case 4: a += k[0]; break; + case 3: a += k[0]&0xffffff00; break; + case 2: a += k[0]&0xffff0000; break; + case 1: a += k[0]&0xff000000; break; + case 0: goto exit; + } + +#else /* make valgrind happy */ + + k8 = (const uint8_t *)k; + switch (size) { /* all the case statements fall through */ + case 12: c += k[2]; b+=k[1]; a+=k[0]; break; + case 11: c += ((uint32_t)k8[10])<<8; /*@fallthrough@*/ + case 10: c += ((uint32_t)k8[9])<<16; /*@fallthrough@*/ + case 9: c += ((uint32_t)k8[8])<<24; /*@fallthrough@*/ + case 8: b += k[1]; a+=k[0]; break; + case 7: b += ((uint32_t)k8[6])<<8; /*@fallthrough@*/ + case 6: b += ((uint32_t)k8[5])<<16; /*@fallthrough@*/ + case 5: b += ((uint32_t)k8[4])<<24; /*@fallthrough@*/ + case 4: a += k[0]; break; + case 3: a += ((uint32_t)k8[2])<<8; /*@fallthrough@*/ + case 2: a += ((uint32_t)k8[1])<<16; /*@fallthrough@*/ + case 1: a += ((uint32_t)k8[0])<<24; break; + case 0: goto exit; + } + +#endif /* !VALGRIND */ + + } else { /* need to read the key one byte at a time */ + const uint8_t *k = (const uint8_t *)key; + + /*----------- all but the last block: affect some 32 bits of (a,b,c) */ + while (size > 12) { + a += ((uint32_t)k[0])<<24; + a += ((uint32_t)k[1])<<16; + a += ((uint32_t)k[2])<<8; + a += ((uint32_t)k[3]); + b += ((uint32_t)k[4])<<24; + b += ((uint32_t)k[5])<<16; + b += ((uint32_t)k[6])<<8; + b += ((uint32_t)k[7]); + c += ((uint32_t)k[8])<<24; + c += ((uint32_t)k[9])<<16; + c += ((uint32_t)k[10])<<8; + c += ((uint32_t)k[11]); + _JLU3_MIX(a,b,c); + size -= 12; + k += 12; + } + + /*---------------------------- last block: affect all 32 bits of (c) */ + switch (size) { /* all the case statements fall through */ + case 12: c += k[11]; /*@fallthrough@*/ + case 11: c += ((uint32_t)k[10])<<8; /*@fallthrough@*/ + case 10: c += ((uint32_t)k[9])<<16; /*@fallthrough@*/ + case 9: c += ((uint32_t)k[8])<<24; /*@fallthrough@*/ + case 8: b += k[7]; /*@fallthrough@*/ + case 7: b += ((uint32_t)k[6])<<8; /*@fallthrough@*/ + case 6: b += ((uint32_t)k[5])<<16; /*@fallthrough@*/ + case 5: b += ((uint32_t)k[4])<<24; /*@fallthrough@*/ + case 4: a += k[3]; /*@fallthrough@*/ + case 3: a += ((uint32_t)k[2])<<8; /*@fallthrough@*/ + case 2: a += ((uint32_t)k[1])<<16; /*@fallthrough@*/ + case 1: a += ((uint32_t)k[0])<<24; /*@fallthrough@*/ + break; + case 0: + goto exit; + } + } + + _JLU3_FINAL(a,b,c); + +exit: + return c; +} +#endif /* defined(_JLU3_jlu32b) */ + +#if defined(_JLU3_SELFTEST) + +/* used for timings */ +static void driver1(void) + /*@*/ +{ + uint8_t buf[256]; + uint32_t i; + uint32_t h=0; + time_t a,z; + + time(&a); + for (i=0; i<256; ++i) buf[i] = 'x'; + for (i=0; i<1; ++i) { + h = jlu32l(h, &buf[0], sizeof(buf[0])); + } + time(&z); + if (z-a > 0) printf("time %d %.8x\n", (int)(z-a), h); +} + +/* check that every input bit changes every output bit half the time */ +#define HASHSTATE 1 +#define HASHLEN 1 +#define MAXPAIR 60 +#define MAXLEN 70 +static void driver2(void) + /*@*/ +{ + uint8_t qa[MAXLEN+1], qb[MAXLEN+2], *a = &qa[0], *b = &qb[1]; + uint32_t c[HASHSTATE], d[HASHSTATE], i=0, j=0, k, l, m=0, z; + uint32_t e[HASHSTATE],f[HASHSTATE],g[HASHSTATE],h[HASHSTATE]; + uint32_t x[HASHSTATE],y[HASHSTATE]; + uint32_t hlen; + + printf("No more than %d trials should ever be needed \n",MAXPAIR/2); + for (hlen=0; hlen < MAXLEN; ++hlen) { + z=0; + for (i=0; i<hlen; ++i) { /*-------------- for each input byte, */ + for (j=0; j<8; ++j) { /*--------------- for each input bit, */ + for (m=1; m<8; ++m) { /*--- for serveral possible initvals, */ + for (l=0; l<HASHSTATE; ++l) + e[l]=f[l]=g[l]=h[l]=x[l]=y[l]=~((uint32_t)0); + + /* check that every output bit is affected by that input bit */ + for (k=0; k<MAXPAIR; k+=2) { + uint32_t finished=1; + /* keys have one bit different */ + for (l=0; l<hlen+1; ++l) {a[l] = b[l] = (uint8_t)0;} + /* have a and b be two keys differing in only one bit */ + a[i] ^= (k<<j); + a[i] ^= (k>>(8-j)); + c[0] = jlu32l(m, a, hlen); + b[i] ^= ((k+1)<<j); + b[i] ^= ((k+1)>>(8-j)); + d[0] = jlu32l(m, b, hlen); + /* check every bit is 1, 0, set, and not set at least once */ + for (l=0; l<HASHSTATE; ++l) { + e[l] &= (c[l]^d[l]); + f[l] &= ~(c[l]^d[l]); + g[l] &= c[l]; + h[l] &= ~c[l]; + x[l] &= d[l]; + y[l] &= ~d[l]; + if (e[l]|f[l]|g[l]|h[l]|x[l]|y[l]) finished=0; + } + if (finished) break; + } + if (k>z) z=k; + if (k == MAXPAIR) { + printf("Some bit didn't change: "); + printf("%.8x %.8x %.8x %.8x %.8x %.8x ", + e[0],f[0],g[0],h[0],x[0],y[0]); + printf("i %d j %d m %d len %d\n", i, j, m, hlen); + } + if (z == MAXPAIR) goto done; + } + } + } + done: + if (z < MAXPAIR) { + printf("Mix success %2d bytes %2d initvals ",i,m); + printf("required %d trials\n", z/2); + } + } + printf("\n"); +} + +/* Check for reading beyond the end of the buffer and alignment problems */ +static void driver3(void) + /*@*/ +{ + uint8_t buf[MAXLEN+20], *b; + uint32_t len; + uint8_t q[] = "This is the time for all good men to come to the aid of their country..."; + uint32_t h; + uint8_t qq[] = "xThis is the time for all good men to come to the aid of their country..."; + uint32_t i; + uint8_t qqq[] = "xxThis is the time for all good men to come to the aid of their country..."; + uint32_t j; + uint8_t qqqq[] = "xxxThis is the time for all good men to come to the aid of their country..."; + uint32_t ref,x,y; + uint8_t *p; + uint32_t m = 13; + + printf("Endianness. These lines should all be the same (for values filled in):\n"); + printf("%.8x %.8x %.8x\n", + jlu32w(m, (const uint32_t *)q, (sizeof(q)-1)/4), + jlu32w(m, (const uint32_t *)q, (sizeof(q)-5)/4), + jlu32w(m, (const uint32_t *)q, (sizeof(q)-9)/4)); + p = q; + printf("%.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x\n", + jlu32l(m, p, sizeof(q)-1), jlu32l(m, p, sizeof(q)-2), + jlu32l(m, p, sizeof(q)-3), jlu32l(m, p, sizeof(q)-4), + jlu32l(m, p, sizeof(q)-5), jlu32l(m, p, sizeof(q)-6), + jlu32l(m, p, sizeof(q)-7), jlu32l(m, p, sizeof(q)-8), + jlu32l(m, p, sizeof(q)-9), jlu32l(m, p, sizeof(q)-10), + jlu32l(m, p, sizeof(q)-11), jlu32l(m, p, sizeof(q)-12)); + p = &qq[1]; + printf("%.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x\n", + jlu32l(m, p, sizeof(q)-1), jlu32l(m, p, sizeof(q)-2), + jlu32l(m, p, sizeof(q)-3), jlu32l(m, p, sizeof(q)-4), + jlu32l(m, p, sizeof(q)-5), jlu32l(m, p, sizeof(q)-6), + jlu32l(m, p, sizeof(q)-7), jlu32l(m, p, sizeof(q)-8), + jlu32l(m, p, sizeof(q)-9), jlu32l(m, p, sizeof(q)-10), + jlu32l(m, p, sizeof(q)-11), jlu32l(m, p, sizeof(q)-12)); + p = &qqq[2]; + printf("%.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x\n", + jlu32l(m, p, sizeof(q)-1), jlu32l(m, p, sizeof(q)-2), + jlu32l(m, p, sizeof(q)-3), jlu32l(m, p, sizeof(q)-4), + jlu32l(m, p, sizeof(q)-5), jlu32l(m, p, sizeof(q)-6), + jlu32l(m, p, sizeof(q)-7), jlu32l(m, p, sizeof(q)-8), + jlu32l(m, p, sizeof(q)-9), jlu32l(m, p, sizeof(q)-10), + jlu32l(m, p, sizeof(q)-11), jlu32l(m, p, sizeof(q)-12)); + p = &qqqq[3]; + printf("%.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x %.8x\n", + jlu32l(m, p, sizeof(q)-1), jlu32l(m, p, sizeof(q)-2), + jlu32l(m, p, sizeof(q)-3), jlu32l(m, p, sizeof(q)-4), + jlu32l(m, p, sizeof(q)-5), jlu32l(m, p, sizeof(q)-6), + jlu32l(m, p, sizeof(q)-7), jlu32l(m, p, sizeof(q)-8), + jlu32l(m, p, sizeof(q)-9), jlu32l(m, p, sizeof(q)-10), + jlu32l(m, p, sizeof(q)-11), jlu32l(m, p, sizeof(q)-12)); + printf("\n"); + for (h=0, b=buf+1; h<8; ++h, ++b) { + for (i=0; i<MAXLEN; ++i) { + len = i; + for (j=0; j<i; ++j) + *(b+j)=0; + + /* these should all be equal */ + m = 1; + ref = jlu32l(m, b, len); + *(b+i)=(uint8_t)~0; + *(b-1)=(uint8_t)~0; + x = jlu32l(m, b, len); + y = jlu32l(m, b, len); + if ((ref != x) || (ref != y)) + printf("alignment error: %.8x %.8x %.8x %d %d\n",ref,x,y, h, i); + } + } +} + +/* check for problems with nulls */ +static void driver4(void) + /*@*/ +{ + uint8_t buf[1]; + uint32_t h; + uint32_t i; + uint32_t state[HASHSTATE]; + + buf[0] = ~0; + for (i=0; i<HASHSTATE; ++i) + state[i] = 1; + printf("These should all be different\n"); + h = 0; + for (i=0; i<8; ++i) { + h = jlu32l(h, buf, 0); + printf("%2ld 0-byte strings, hash is %.8x\n", (long)i, h); + } +} + + +int main(int argc, char ** argv) +{ + driver1(); /* test that the key is hashed: used for timings */ + driver2(); /* test that whole key is hashed thoroughly */ + driver3(); /* test that nothing but the key is hashed */ + driver4(); /* test hashing multiple buffers (all buffers are null) */ + return 1; +} + +#endif /* _JLU3_SELFTEST */ diff --git a/third_party/popt/popt.c b/third_party/popt/popt.c new file mode 100644 index 0000000..c6bae95 --- /dev/null +++ b/third_party/popt/popt.c @@ -0,0 +1,1787 @@ +/** \ingroup popt + * \file popt/popt.c + */ + +/* (C) 1998-2002 Red Hat, Inc. -- Licensing details are in the COPYING + file accompanying popt source distributions, available from + ftp://ftp.rpm.org/pub/rpm/dist */ + +#undef MYDEBUG + +#include "system.h" + +#if defined(__LCLINT__) +/*@-declundef -exportheader @*/ +extern long long int strtoll(const char *nptr, /*@null@*/ char **endptr, + int base) + /*@modifies *endptr@*/; +/*@=declundef =exportheader @*/ +#endif + +#ifdef HAVE_FLOAT_H +#include <float.h> +#endif +#include <math.h> + +#include "poptint.h" + +#ifdef MYDEBUG +/*@unchecked@*/ +int _popt_debug = 0; +#endif + +/*@unchecked@*/ +unsigned int _poptArgMask = POPT_ARG_MASK; +/*@unchecked@*/ +unsigned int _poptGroupMask = POPT_GROUP_MASK; + +#if !defined(HAVE_STRERROR) && !defined(__LCLINT__) +static char * strerror(int errno) +{ + extern int sys_nerr; + extern char * sys_errlist[]; + + if ((0 <= errno) && (errno < sys_nerr)) + return sys_errlist[errno]; + else + return POPT_("unknown errno"); +} +#endif + +#ifdef MYDEBUG +/*@unused@*/ +static void prtcon(const char *msg, poptContext con) +{ + if (msg) fprintf(stderr, "%s", msg); + fprintf(stderr, "\tcon %p os %p nextCharArg \"%s\" nextArg \"%s\" argv[%d] \"%s\"\n", + con, con->os, + (con->os->nextCharArg ? con->os->nextCharArg : ""), + (con->os->nextArg ? con->os->nextArg : ""), + con->os->next, + (con->os->argv && con->os->argv[con->os->next] + ? con->os->argv[con->os->next] : "")); +} +#endif + +void poptSetExecPath(poptContext con, const char * path, int allowAbsolute) +{ + con->execPath = _free(con->execPath); + con->execPath = xstrdup(path); + con->execAbsolute = allowAbsolute; + return; +} + +static void invokeCallbacksPRE(poptContext con, const struct poptOption * opt) + /*@globals internalState@*/ + /*@modifies internalState@*/ +{ + if (opt != NULL) + for (; opt->longName || opt->shortName || opt->arg; opt++) { + poptArg arg = { .ptr = opt->arg }; + if (arg.ptr) + switch (poptArgType(opt)) { + case POPT_ARG_INCLUDE_TABLE: /* Recurse on included sub-tables. */ + poptSubstituteHelpI18N(arg.opt); /* XXX side effects */ + invokeCallbacksPRE(con, arg.opt); + /*@switchbreak@*/ break; + case POPT_ARG_CALLBACK: /* Perform callback. */ + if (!CBF_ISSET(opt, PRE)) + /*@switchbreak@*/ break; +/*@-noeffectuncon @*/ /* XXX no known way to annotate (*vector) calls. */ + arg.cb(con, POPT_CALLBACK_REASON_PRE, NULL, NULL, opt->descrip); +/*@=noeffectuncon @*/ + /*@switchbreak@*/ break; + } + } +} + +static void invokeCallbacksPOST(poptContext con, const struct poptOption * opt) + /*@globals internalState@*/ + /*@modifies internalState@*/ +{ + if (opt != NULL) + for (; opt->longName || opt->shortName || opt->arg; opt++) { + poptArg arg = { .ptr = opt->arg }; + if (arg.ptr) + switch (poptArgType(opt)) { + case POPT_ARG_INCLUDE_TABLE: /* Recurse on included sub-tables. */ + poptSubstituteHelpI18N(arg.opt); /* XXX side effects */ + invokeCallbacksPOST(con, arg.opt); + /*@switchbreak@*/ break; + case POPT_ARG_CALLBACK: /* Perform callback. */ + if (!CBF_ISSET(opt, POST)) + /*@switchbreak@*/ break; +/*@-noeffectuncon @*/ /* XXX no known way to annotate (*vector) calls. */ + arg.cb(con, POPT_CALLBACK_REASON_POST, NULL, NULL, opt->descrip); +/*@=noeffectuncon @*/ + /*@switchbreak@*/ break; + } + } +} + +static void invokeCallbacksOPTION(poptContext con, + const struct poptOption * opt, + const struct poptOption * myOpt, + /*@null@*/ const void * myData, int shorty) + /*@globals internalState@*/ + /*@modifies internalState@*/ +{ + const struct poptOption * cbopt = NULL; + poptArg cbarg = { .ptr = NULL }; + + if (opt != NULL) + for (; opt->longName || opt->shortName || opt->arg; opt++) { + poptArg arg = { .ptr = opt->arg }; + switch (poptArgType(opt)) { + case POPT_ARG_INCLUDE_TABLE: /* Recurse on included sub-tables. */ + poptSubstituteHelpI18N(arg.opt); /* XXX side effects */ + if (opt->arg != NULL) + invokeCallbacksOPTION(con, opt->arg, myOpt, myData, shorty); + /*@switchbreak@*/ break; + case POPT_ARG_CALLBACK: /* Save callback info. */ + if (CBF_ISSET(opt, SKIPOPTION)) + /*@switchbreak@*/ break; + cbopt = opt; + cbarg.ptr = opt->arg; + /*@switchbreak@*/ break; + default: /* Perform callback on matching option. */ + if (cbopt == NULL || cbarg.cb == NULL) + /*@switchbreak@*/ break; + if ((myOpt->shortName && opt->shortName && shorty && + myOpt->shortName == opt->shortName) + || (myOpt->longName != NULL && opt->longName != NULL && + !strcmp(myOpt->longName, opt->longName))) + { const void *cbData = (cbopt->descrip ? cbopt->descrip : myData); +/*@-noeffectuncon @*/ /* XXX no known way to annotate (*vector) calls. */ + cbarg.cb(con, POPT_CALLBACK_REASON_OPTION, + myOpt, con->os->nextArg, cbData); +/*@=noeffectuncon @*/ + /* Terminate (unless explcitly continuing). */ + if (!CBF_ISSET(cbopt, CONTINUE)) + return; + } + /*@switchbreak@*/ break; + } + } +} + +poptContext poptGetContext(const char * name, int argc, const char ** argv, + const struct poptOption * options, unsigned int flags) +{ + poptContext con = malloc(sizeof(*con)); + + if (con == NULL) return NULL; /* XXX can't happen */ + memset(con, 0, sizeof(*con)); + + con->os = con->optionStack; + con->os->argc = argc; +/*@-dependenttrans -assignexpose@*/ /* FIX: W2DO? */ + con->os->argv = argv; +/*@=dependenttrans =assignexpose@*/ + con->os->argb = NULL; + + if (!(flags & POPT_CONTEXT_KEEP_FIRST)) + con->os->next = 1; /* skip argv[0] */ + + con->leftovers = calloc( (size_t)(argc + 1), sizeof(*con->leftovers) ); +/*@-dependenttrans -assignexpose@*/ /* FIX: W2DO? */ + con->options = options; +/*@=dependenttrans =assignexpose@*/ + con->aliases = NULL; + con->numAliases = 0; + con->flags = flags; + con->execs = NULL; + con->numExecs = 0; + con->finalArgvAlloced = argc * 2; + con->finalArgv = calloc( (size_t)con->finalArgvAlloced, sizeof(*con->finalArgv) ); + con->execAbsolute = 1; + con->arg_strip = NULL; + + if (getenv("POSIXLY_CORRECT") || getenv("POSIX_ME_HARDER")) + con->flags |= POPT_CONTEXT_POSIXMEHARDER; + + if (name) + con->appName = xstrdup(name); + + invokeCallbacksPRE(con, con->options); + + return con; +} + +static void cleanOSE(/*@special@*/ struct optionStackEntry *os) + /*@uses os @*/ + /*@releases os->nextArg, os->argv, os->argb @*/ + /*@modifies os @*/ +{ + os->nextArg = _free(os->nextArg); + os->argv = _free(os->argv); + os->argb = PBM_FREE(os->argb); +} + +void poptResetContext(poptContext con) +{ + int i; + + if (con == NULL) return; + while (con->os > con->optionStack) { + cleanOSE(con->os--); + } + con->os->argb = PBM_FREE(con->os->argb); + con->os->currAlias = NULL; + con->os->nextCharArg = NULL; + con->os->nextArg = NULL; + con->os->next = 1; /* skip argv[0] */ + + con->numLeftovers = 0; + con->nextLeftover = 0; + con->restLeftover = 0; + con->doExec = NULL; + + if (con->finalArgv != NULL) + for (i = 0; i < con->finalArgvCount; i++) { +/*@-unqualifiedtrans@*/ /* FIX: typedef double indirection. */ + con->finalArgv[i] = _free(con->finalArgv[i]); +/*@=unqualifiedtrans@*/ + } + + con->finalArgvCount = 0; + con->arg_strip = PBM_FREE(con->arg_strip); +/*@-nullstate@*/ /* FIX: con->finalArgv != NULL */ + return; +/*@=nullstate@*/ +} + +/* Only one of longName, shortName should be set, not both. */ +static int handleExec(/*@special@*/ poptContext con, + /*@null@*/ const char * longName, char shortName) + /*@uses con->execs, con->numExecs, con->flags, con->doExec, + con->finalArgv, con->finalArgvAlloced, con->finalArgvCount @*/ + /*@modifies con @*/ +{ + poptItem item; + int i; + + if (con->execs == NULL || con->numExecs <= 0) /* XXX can't happen */ + return 0; + + for (i = con->numExecs - 1; i >= 0; i--) { + item = con->execs + i; + if (longName && !(item->option.longName && + !strcmp(longName, item->option.longName))) + continue; + else if (shortName != item->option.shortName) + continue; + break; + } + if (i < 0) return 0; + + + if (con->flags & POPT_CONTEXT_NO_EXEC) + return 1; + + if (con->doExec == NULL) { + con->doExec = con->execs + i; + return 1; + } + + /* We already have an exec to do; remember this option for next + time 'round */ + if ((con->finalArgvCount + 1) >= (con->finalArgvAlloced)) { + con->finalArgvAlloced += 10; + con->finalArgv = realloc(con->finalArgv, + sizeof(*con->finalArgv) * con->finalArgvAlloced); + } + + i = con->finalArgvCount++; + if (con->finalArgv != NULL) /* XXX can't happen */ + { char *s = malloc((longName ? strlen(longName) : 0) + sizeof("--")); + if (s != NULL) { /* XXX can't happen */ + con->finalArgv[i] = s; + *s++ = '-'; + if (longName) + s = stpcpy( stpcpy(s, "-"), longName); + else + *s++ = shortName; + *s = '\0'; + } else + con->finalArgv[i] = NULL; + } + + return 1; +} + +/** + * Compare long option for equality, adjusting for POPT_ARGFLAG_TOGGLE. + * @param opt option + * @param longName arg option + * @param longNameLen arg option length + * @return does long option match? + */ +static int +longOptionStrcmp(const struct poptOption * opt, + /*@null@*/ const char * longName, size_t longNameLen) + /*@*/ +{ + const char * optLongName = opt->longName; + int rc; + + if (optLongName == NULL || longName == NULL) /* XXX can't heppen */ + return 0; + + if (F_ISSET(opt, TOGGLE)) { + if (optLongName[0] == 'n' && optLongName[1] == 'o') { + optLongName += sizeof("no") - 1; + if (optLongName[0] == '-') + optLongName++; + } + if (longName[0] == 'n' && longName[1] == 'o') { + longName += sizeof("no") - 1; + longNameLen -= sizeof("no") - 1; + if (longName[0] == '-') { + longName++; + longNameLen--; + } + } + } + rc = (int)(strlen(optLongName) == longNameLen); + if (rc) + rc = (int)(strncmp(optLongName, longName, longNameLen) == 0); + return rc; +} + +/* Only one of longName, shortName may be set at a time */ +static int handleAlias(/*@special@*/ poptContext con, + /*@null@*/ const char * longName, size_t longNameLen, + char shortName, + /*@exposed@*/ /*@null@*/ const char * nextArg) + /*@uses con->aliases, con->numAliases, con->optionStack, con->os, + con->os->currAlias, con->os->currAlias->option.longName @*/ + /*@modifies con @*/ +{ + poptItem item = con->os->currAlias; + int rc; + int i; + + if (item) { + if (longName && item->option.longName != NULL + && longOptionStrcmp(&item->option, longName, longNameLen)) + return 0; + else + if (shortName && shortName == item->option.shortName) + return 0; + } + + if (con->aliases == NULL || con->numAliases <= 0) /* XXX can't happen */ + return 0; + + for (i = con->numAliases - 1; i >= 0; i--) { + item = con->aliases + i; + if (longName) { + if (item->option.longName == NULL) + continue; + if (!longOptionStrcmp(&item->option, longName, longNameLen)) + continue; + } else if (shortName != item->option.shortName) + continue; + break; + } + if (i < 0) return 0; + + if ((con->os - con->optionStack + 1) == POPT_OPTION_DEPTH) + return POPT_ERROR_OPTSTOODEEP; + + if (longName == NULL && nextArg != NULL && *nextArg != '\0') + con->os->nextCharArg = nextArg; + + con->os++; + con->os->next = 0; + con->os->stuffed = 0; + con->os->nextArg = NULL; + con->os->nextCharArg = NULL; + con->os->currAlias = con->aliases + i; + { const char ** av; + int ac = con->os->currAlias->argc; + /* Append --foo=bar arg to alias argv array (if present). */ + if (longName && nextArg != NULL && *nextArg != '\0') { + av = malloc((ac + 1 + 1) * sizeof(*av)); + if (av != NULL) { /* XXX won't happen. */ + for (i = 0; i < ac; i++) { + av[i] = con->os->currAlias->argv[i]; + } + av[ac++] = nextArg; + av[ac] = NULL; + } else /* XXX revert to old popt behavior if malloc fails. */ + av = con->os->currAlias->argv; + } else + av = con->os->currAlias->argv; + rc = poptDupArgv(ac, av, &con->os->argc, &con->os->argv); + if (av != NULL && av != con->os->currAlias->argv) + free(av); + } + con->os->argb = NULL; + + return (rc ? rc : 1); +} + +/** + * Return absolute path to executable by searching PATH. + * @param argv0 name of executable + * @return (malloc'd) absolute path to executable (or NULL) + */ +static /*@null@*/ +const char * findProgramPath(/*@null@*/ const char * argv0) + /*@*/ +{ + char *path = NULL, *s = NULL, *se; + char *t = NULL; + + if (argv0 == NULL) return NULL; /* XXX can't happen */ + + /* If there is a / in argv[0], it has to be an absolute path. */ + /* XXX Hmmm, why not if (argv0[0] == '/') ... instead? */ + if (strchr(argv0, '/')) + return xstrdup(argv0); + + if ((path = getenv("PATH")) == NULL || (path = xstrdup(path)) == NULL) + return NULL; + + /* The return buffer in t is big enough for any path. */ + if ((t = malloc(strlen(path) + strlen(argv0) + sizeof("/"))) != NULL) + for (s = path; s && *s; s = se) { + + /* Snip PATH element into [s,se). */ + if ((se = strchr(s, ':'))) + *se++ = '\0'; + + /* Append argv0 to PATH element. */ + (void) stpcpy(stpcpy(stpcpy(t, s), "/"), argv0); + + /* If file is executable, bingo! */ + if (!access(t, X_OK)) + break; + } + + /* If no executable was found in PATH, return NULL. */ +/*@-compdef@*/ + if (!(s && *s) && t != NULL) + t = _free(t); +/*@=compdef@*/ +/*@-modobserver -observertrans -usedef @*/ + path = _free(path); +/*@=modobserver =observertrans =usedef @*/ + + return t; +} + +static int execCommand(poptContext con) + /*@globals internalState @*/ + /*@modifies internalState @*/ +{ + poptItem item = con->doExec; + poptArgv argv = NULL; + int argc = 0; + int rc; + int ec = POPT_ERROR_ERRNO; + + if (item == NULL) /*XXX can't happen*/ + return POPT_ERROR_NOARG; + + if (item->argv == NULL || item->argc < 1 || + (!con->execAbsolute && strchr(item->argv[0], '/'))) + return POPT_ERROR_NOARG; + + argv = malloc(sizeof(*argv) * + (6 + item->argc + con->numLeftovers + con->finalArgvCount)); + if (argv == NULL) return POPT_ERROR_MALLOC; + + if (!strchr(item->argv[0], '/') && con->execPath != NULL) { + char *s = malloc(strlen(con->execPath) + strlen(item->argv[0]) + sizeof("/")); + if (s) + (void)stpcpy(stpcpy(stpcpy(s, con->execPath), "/"), item->argv[0]); + + argv[argc] = s; + } else + argv[argc] = findProgramPath(item->argv[0]); + if (argv[argc++] == NULL) { + ec = POPT_ERROR_NOARG; + goto exit; + } + + if (item->argc > 1) { + memcpy(argv + argc, item->argv + 1, sizeof(*argv) * (item->argc - 1)); + argc += (item->argc - 1); + } + + if (con->finalArgv != NULL && con->finalArgvCount > 0) { + memcpy(argv + argc, con->finalArgv, + sizeof(*argv) * con->finalArgvCount); + argc += con->finalArgvCount; + } + + if (con->leftovers != NULL && con->numLeftovers > 0) { + memcpy(argv + argc, con->leftovers, sizeof(*argv) * con->numLeftovers); + argc += con->numLeftovers; + } + + argv[argc] = NULL; + +#if defined(hpux) || defined(__hpux) + rc = setresgid(getgid(), getgid(),-1); + if (rc) goto exit; + rc = setresuid(getuid(), getuid(),-1); + if (rc) goto exit; +#else +/* + * XXX " ... on BSD systems setuid() should be preferred over setreuid()" + * XXX sez' Timur Bakeyev <mc@bat.ru> + * XXX from Norbert Warmuth <nwarmuth@privat.circular.de> + */ +#if defined(HAVE_SETUID) + rc = setgid(getgid()); + if (rc) goto exit; + rc = setuid(getuid()); + if (rc) goto exit; +#elif defined (HAVE_SETREUID) + rc = setregid(getgid(), getgid()); + if (rc) goto exit; + rc = setreuid(getuid(), getuid()); + if (rc) goto exit; +#else + ; /* Can't drop privileges */ +#endif +#endif + +#ifdef MYDEBUG +if (_popt_debug) + { poptArgv avp; + fprintf(stderr, "==> execvp(%s) argv[%d]:", argv[0], argc); + for (avp = argv; *avp; avp++) + fprintf(stderr, " '%s'", *avp); + fprintf(stderr, "\n"); + } +#endif + +/*@-nullstate@*/ + rc = execvp(argv[0], (char *const *)argv); +/*@=nullstate@*/ + +exit: + if (argv) { + if (argv[0]) + free((void *)argv[0]); + free(argv); + } + return ec; +} + +/*@observer@*/ /*@null@*/ +static const struct poptOption * +findOption(const struct poptOption * opt, + /*@null@*/ const char * longName, size_t longNameLen, + char shortName, + /*@null@*/ /*@out@*/ poptCallbackType * callback, + /*@null@*/ /*@out@*/ const void ** callbackData, + unsigned int argInfo) + /*@modifies *callback, *callbackData */ +{ + const struct poptOption * cb = NULL; + poptArg cbarg = { .ptr = NULL }; + + /* This happens when a single - is given */ + if (LF_ISSET(ONEDASH) && !shortName && (longName && *longName == '\0')) + shortName = '-'; + + for (; opt->longName || opt->shortName || opt->arg; opt++) { + poptArg arg = { .ptr = opt->arg }; + + switch (poptArgType(opt)) { + case POPT_ARG_INCLUDE_TABLE: /* Recurse on included sub-tables. */ + { const struct poptOption * opt2; + + poptSubstituteHelpI18N(arg.opt); /* XXX side effects */ + if (arg.ptr == NULL) continue; /* XXX program error */ + opt2 = findOption(arg.opt, longName, longNameLen, shortName, callback, + callbackData, argInfo); + if (opt2 == NULL) continue; + /* Sub-table data will be inheirited if no data yet. */ +/*@-observertrans -dependenttrans @*/ + if (callback && *callback + && callbackData && *callbackData == NULL) + *callbackData = opt->descrip; +/*@=observertrans =dependenttrans @*/ + return opt2; + } /*@notreached@*/ /*@switchbreak@*/ break; + case POPT_ARG_CALLBACK: + cb = opt; + cbarg.ptr = opt->arg; + continue; + /*@notreached@*/ /*@switchbreak@*/ break; + default: + /*@switchbreak@*/ break; + } + + if (longName != NULL && opt->longName != NULL && + (!LF_ISSET(ONEDASH) || F_ISSET(opt, ONEDASH)) && + longOptionStrcmp(opt, longName, longNameLen)) + { + break; + } else if (shortName && shortName == opt->shortName) { + break; + } + } + + if (opt->longName == NULL && !opt->shortName) + return NULL; + +/*@-modobserver -mods @*/ + if (callback) + *callback = (cb ? cbarg.cb : NULL); + if (callbackData) +/*@-observertrans -dependenttrans @*/ + *callbackData = (cb && !CBF_ISSET(cb, INC_DATA) ? cb->descrip : NULL); +/*@=observertrans =dependenttrans @*/ +/*@=modobserver =mods @*/ + + return opt; +} + +static const char * findNextArg(/*@special@*/ poptContext con, + unsigned argx, int delete_arg) + /*@uses con->optionStack, con->os, + con->os->next, con->os->argb, con->os->argc, con->os->argv @*/ + /*@modifies con @*/ +{ + struct optionStackEntry * os = con->os; + const char * arg; + + do { + int i; + arg = NULL; + while (os->next == os->argc && os > con->optionStack) os--; + if (os->next == os->argc && os == con->optionStack) break; + if (os->argv != NULL) + for (i = os->next; i < os->argc; i++) { +/*@-sizeoftype@*/ + if (os->argb && PBM_ISSET(i, os->argb)) + /*@innercontinue@*/ continue; + if (*os->argv[i] == '-') + /*@innercontinue@*/ continue; + if (--argx > 0) + /*@innercontinue@*/ continue; + arg = os->argv[i]; + if (delete_arg) { + if (os->argb == NULL) os->argb = PBM_ALLOC(os->argc); + if (os->argb != NULL) /* XXX can't happen */ + PBM_SET(i, os->argb); + } + /*@innerbreak@*/ break; +/*@=sizeoftype@*/ + } + if (os > con->optionStack) os--; + } while (arg == NULL); + return arg; +} + +static /*@only@*/ /*@null@*/ const char * +expandNextArg(/*@special@*/ poptContext con, const char * s) + /*@uses con->optionStack, con->os, + con->os->next, con->os->argb, con->os->argc, con->os->argv @*/ + /*@modifies con @*/ +{ + const char * a = NULL; + char *t, *te; + size_t tn = strlen(s) + 1; + char c; + + te = t = malloc(tn); + if (t == NULL) return NULL; /* XXX can't happen */ + *t = '\0'; + while ((c = *s++) != '\0') { + switch (c) { +#if 0 /* XXX can't do this */ + case '\\': /* escape */ + c = *s++; + /*@switchbreak@*/ break; +#endif + case '!': + if (!(s[0] == '#' && s[1] == ':' && s[2] == '+')) + /*@switchbreak@*/ break; + /* XXX Make sure that findNextArg deletes only next arg. */ + if (a == NULL) { + if ((a = findNextArg(con, 1U, 1)) == NULL) + /*@switchbreak@*/ break; + } + s += sizeof("#:+") - 1; + + tn += strlen(a); + { size_t pos = (size_t) (te - t); + if ((t = realloc(t, tn)) == NULL) /* XXX can't happen */ + return NULL; + te = stpcpy(t + pos, a); + } + continue; + /*@notreached@*/ /*@switchbreak@*/ break; + default: + /*@switchbreak@*/ break; + } + *te++ = c; + } + *te++ = '\0'; + /* If the new string is longer than needed, shorten. */ + if ((t + tn) > te) { +/*@-usereleased@*/ /* XXX splint can't follow the pointers. */ + if ((te = realloc(t, (size_t)(te - t))) == NULL) + free(t); + t = te; +/*@=usereleased@*/ + } + return t; +} + +static void poptStripArg(/*@special@*/ poptContext con, int which) + /*@uses con->optionStack @*/ + /*@defines con->arg_strip @*/ + /*@modifies con @*/ +{ +/*@-compdef -sizeoftype -usedef @*/ + if (con->arg_strip == NULL) + con->arg_strip = PBM_ALLOC(con->optionStack[0].argc); + if (con->arg_strip != NULL) /* XXX can't happen */ + PBM_SET(which, con->arg_strip); + return; +/*@=compdef =sizeoftype =usedef @*/ +} + +/*@unchecked@*/ +unsigned int _poptBitsN = _POPT_BITS_N; +/*@unchecked@*/ +unsigned int _poptBitsM = _POPT_BITS_M; +/*@unchecked@*/ +unsigned int _poptBitsK = _POPT_BITS_K; + +/*@-sizeoftype@*/ +static int _poptBitsNew(/*@null@*/ poptBits *bitsp) + /*@globals _poptBitsN, _poptBitsM, _poptBitsK @*/ + /*@modifies *bitsp, _poptBitsN, _poptBitsM, _poptBitsK @*/ +{ + if (bitsp == NULL) + return POPT_ERROR_NULLARG; + + /* XXX handle negated initialization. */ + if (*bitsp == NULL) { + if (_poptBitsN == 0) { + _poptBitsN = _POPT_BITS_N; + _poptBitsM = _POPT_BITS_M; + } + if (_poptBitsM == 0U) _poptBitsM = (3 * _poptBitsN) / 2; + if (_poptBitsK == 0U || _poptBitsK > 32U) _poptBitsK = _POPT_BITS_K; + *bitsp = PBM_ALLOC(_poptBitsM-1); + } +/*@-nullstate@*/ + return 0; +/*@=nullstate@*/ +} + +int poptBitsAdd(poptBits bits, const char * s) +{ + size_t ns = (s ? strlen(s) : 0); + uint32_t h0 = 0; + uint32_t h1 = 0; + + if (bits == NULL || ns == 0) + return POPT_ERROR_NULLARG; + + poptJlu32lpair(s, ns, &h0, &h1); + + for (ns = 0; ns < (size_t)_poptBitsK; ns++) { + uint32_t h = h0 + ns * h1; + uint32_t ix = (h % _poptBitsM); + PBM_SET(ix, bits); + } + return 0; +} + +int poptBitsChk(poptBits bits, const char * s) +{ + size_t ns = (s ? strlen(s) : 0); + uint32_t h0 = 0; + uint32_t h1 = 0; + int rc = 1; + + if (bits == NULL || ns == 0) + return POPT_ERROR_NULLARG; + + poptJlu32lpair(s, ns, &h0, &h1); + + for (ns = 0; ns < (size_t)_poptBitsK; ns++) { + uint32_t h = h0 + ns * h1; + uint32_t ix = (h % _poptBitsM); + if (PBM_ISSET(ix, bits)) + continue; + rc = 0; + break; + } + return rc; +} + +int poptBitsClr(poptBits bits) +{ + static size_t nbw = (__PBM_NBITS/8); + size_t nw = (__PBM_IX(_poptBitsM-1) + 1); + + if (bits == NULL) + return POPT_ERROR_NULLARG; + memset(bits, 0, nw * nbw); + return 0; +} + +int poptBitsDel(poptBits bits, const char * s) +{ + size_t ns = (s ? strlen(s) : 0); + uint32_t h0 = 0; + uint32_t h1 = 0; + + if (bits == NULL || ns == 0) + return POPT_ERROR_NULLARG; + + poptJlu32lpair(s, ns, &h0, &h1); + + for (ns = 0; ns < (size_t)_poptBitsK; ns++) { + uint32_t h = h0 + ns * h1; + uint32_t ix = (h % _poptBitsM); + PBM_CLR(ix, bits); + } + return 0; +} + +int poptBitsIntersect(poptBits *ap, const poptBits b) +{ + __pbm_bits *abits; + __pbm_bits *bbits; + __pbm_bits rc = 0; + size_t nw = (__PBM_IX(_poptBitsM-1) + 1); + size_t i; + + if (ap == NULL || b == NULL || _poptBitsNew(ap)) + return POPT_ERROR_NULLARG; + abits = __PBM_BITS(*ap); + bbits = __PBM_BITS(b); + + for (i = 0; i < nw; i++) { + abits[i] &= bbits[i]; + rc |= abits[i]; + } + return (rc ? 1 : 0); +} + +int poptBitsUnion(poptBits *ap, const poptBits b) +{ + __pbm_bits *abits; + __pbm_bits *bbits; + __pbm_bits rc = 0; + size_t nw = (__PBM_IX(_poptBitsM-1) + 1); + size_t i; + + if (ap == NULL || b == NULL || _poptBitsNew(ap)) + return POPT_ERROR_NULLARG; + abits = __PBM_BITS(*ap); + bbits = __PBM_BITS(b); + + for (i = 0; i < nw; i++) { + abits[i] |= bbits[i]; + rc |= abits[i]; + } + return (rc ? 1 : 0); +} + +int poptBitsArgs(poptContext con, poptBits *ap) +{ + const char ** av; + int rc = 0; + + if (con == NULL || ap == NULL || _poptBitsNew(ap) || + con->leftovers == NULL || con->numLeftovers == con->nextLeftover) + return POPT_ERROR_NULLARG; + + /* some apps like [like RPM ;-) ] need this NULL terminated */ + con->leftovers[con->numLeftovers] = NULL; + + for (av = con->leftovers + con->nextLeftover; *av != NULL; av++) { + if ((rc = poptBitsAdd(*ap, *av)) != 0) + break; + } +/*@-nullstate@*/ + return rc; +/*@=nullstate@*/ +} + +int poptSaveBits(poptBits * bitsp, + /*@unused@*/ UNUSED(unsigned int argInfo), const char * s) +{ + char *tbuf = NULL; + char *t, *te; + int rc = 0; + + if (bitsp == NULL || s == NULL || *s == '\0' || _poptBitsNew(bitsp)) + return POPT_ERROR_NULLARG; + + /* Parse comma separated attributes. */ + te = tbuf = xstrdup(s); + while ((t = te) != NULL && *t) { + while (*te != '\0' && *te != ',') + te++; + if (*te != '\0') + *te++ = '\0'; + /* XXX Ignore empty strings. */ + if (*t == '\0') + continue; + /* XXX Permit negated attributes. caveat emptor: false negatives. */ + if (*t == '!') { + t++; + if ((rc = poptBitsChk(*bitsp, t)) > 0) + rc = poptBitsDel(*bitsp, t); + } else + rc = poptBitsAdd(*bitsp, t); + if (rc) + break; + } + tbuf = _free(tbuf); + return rc; +} +/*@=sizeoftype@*/ + +int poptSaveString(const char *** argvp, + /*@unused@*/ UNUSED(unsigned int argInfo), const char * val) +{ + int argc = 0; + + if (argvp == NULL || val == NULL) + return POPT_ERROR_NULLARG; + + /* XXX likely needs an upper bound on argc. */ + if (*argvp != NULL) + while ((*argvp)[argc] != NULL) + argc++; + +/*@-unqualifiedtrans -nullstate@*/ /* XXX no annotation for (*argvp) */ + if ((*argvp = xrealloc(*argvp, (argc + 1 + 1) * sizeof(**argvp))) != NULL) { + (*argvp)[argc++] = xstrdup(val); + (*argvp)[argc ] = NULL; + } + return 0; +/*@=unqualifiedtrans =nullstate@*/ +} + +/*@unchecked@*/ +static unsigned int seed = 0; + +int poptSaveLongLong(long long * arg, unsigned int argInfo, long long aLongLong) +{ + if (arg == NULL +#ifdef NOTYET + /* XXX Check alignment, may fail on funky platforms. */ + || (((unsigned long long)arg) & (sizeof(*arg)-1)) +#endif + ) + return POPT_ERROR_NULLARG; + + if (aLongLong != 0 && LF_ISSET(RANDOM)) { +#if defined(HAVE_SRANDOM) + if (!seed) { + srandom((unsigned)getpid()); + srandom((unsigned)random()); + } + aLongLong = (long long)(random() % (aLongLong > 0 ? aLongLong : -aLongLong)); + aLongLong++; +#else + /* XXX avoid adding POPT_ERROR_UNIMPLEMENTED to minimize i18n churn. */ + return POPT_ERROR_BADOPERATION; +#endif + } + if (LF_ISSET(NOT)) + aLongLong = ~aLongLong; + switch (LF_ISSET(LOGICALOPS)) { + case 0: + *arg = aLongLong; + break; + case POPT_ARGFLAG_OR: + *(unsigned long long *)arg |= (unsigned long long)aLongLong; + break; + case POPT_ARGFLAG_AND: + *(unsigned long long *)arg &= (unsigned long long)aLongLong; + break; + case POPT_ARGFLAG_XOR: + *(unsigned long long *)arg ^= (unsigned long long)aLongLong; + break; + default: + return POPT_ERROR_BADOPERATION; + /*@notreached@*/ break; + } + return 0; +} + +int poptSaveLong(long * arg, unsigned int argInfo, long aLong) +{ + /* XXX Check alignment, may fail on funky platforms. */ + if (arg == NULL || (((unsigned long)arg) & (sizeof(*arg)-1))) + return POPT_ERROR_NULLARG; + + if (aLong != 0 && LF_ISSET(RANDOM)) { +#if defined(HAVE_SRANDOM) + if (!seed) { + srandom((unsigned)getpid()); + srandom((unsigned)random()); + } + aLong = random() % (aLong > 0 ? aLong : -aLong); + aLong++; +#else + /* XXX avoid adding POPT_ERROR_UNIMPLEMENTED to minimize i18n churn. */ + return POPT_ERROR_BADOPERATION; +#endif + } + if (LF_ISSET(NOT)) + aLong = ~aLong; + switch (LF_ISSET(LOGICALOPS)) { + case 0: *arg = aLong; break; + case POPT_ARGFLAG_OR: *(unsigned long *)arg |= (unsigned long)aLong; break; + case POPT_ARGFLAG_AND: *(unsigned long *)arg &= (unsigned long)aLong; break; + case POPT_ARGFLAG_XOR: *(unsigned long *)arg ^= (unsigned long)aLong; break; + default: + return POPT_ERROR_BADOPERATION; + /*@notreached@*/ break; + } + return 0; +} + +int poptSaveInt(/*@null@*/ int * arg, unsigned int argInfo, long aLong) +{ + /* XXX Check alignment, may fail on funky platforms. */ + if (arg == NULL || (((unsigned long)arg) & (sizeof(*arg)-1))) + return POPT_ERROR_NULLARG; + + if (aLong != 0 && LF_ISSET(RANDOM)) { +#if defined(HAVE_SRANDOM) + if (!seed) { + srandom((unsigned)getpid()); + srandom((unsigned)random()); + } + aLong = random() % (aLong > 0 ? aLong : -aLong); + aLong++; +#else + /* XXX avoid adding POPT_ERROR_UNIMPLEMENTED to minimize i18n churn. */ + return POPT_ERROR_BADOPERATION; +#endif + } + if (LF_ISSET(NOT)) + aLong = ~aLong; + switch (LF_ISSET(LOGICALOPS)) { + case 0: *arg = (int) aLong; break; + case POPT_ARGFLAG_OR: *(unsigned int *)arg |= (unsigned int) aLong; break; + case POPT_ARGFLAG_AND: *(unsigned int *)arg &= (unsigned int) aLong; break; + case POPT_ARGFLAG_XOR: *(unsigned int *)arg ^= (unsigned int) aLong; break; + default: + return POPT_ERROR_BADOPERATION; + /*@notreached@*/ break; + } + return 0; +} + +int poptSaveShort(/*@null@*/ short * arg, unsigned int argInfo, long aLong) +{ + /* XXX Check alignment, may fail on funky platforms. */ + if (arg == NULL || (((unsigned long)arg) & (sizeof(*arg)-1))) + return POPT_ERROR_NULLARG; + + if (aLong != 0 && LF_ISSET(RANDOM)) { +#if defined(HAVE_SRANDOM) + if (!seed) { + srandom((unsigned)getpid()); + srandom((unsigned)random()); + } + aLong = random() % (aLong > 0 ? aLong : -aLong); + aLong++; +#else + /* XXX avoid adding POPT_ERROR_UNIMPLEMENTED to minimize i18n churn. */ + return POPT_ERROR_BADOPERATION; +#endif + } + if (LF_ISSET(NOT)) + aLong = ~aLong; + switch (LF_ISSET(LOGICALOPS)) { + case 0: *arg = (short) aLong; + break; + case POPT_ARGFLAG_OR: *(unsigned short *)arg |= (unsigned short) aLong; + break; + case POPT_ARGFLAG_AND: *(unsigned short *)arg &= (unsigned short) aLong; + break; + case POPT_ARGFLAG_XOR: *(unsigned short *)arg ^= (unsigned short) aLong; + break; + default: return POPT_ERROR_BADOPERATION; + /*@notreached@*/ break; + } + return 0; +} + +/** + * Return argInfo field, handling POPT_ARGFLAG_TOGGLE overrides. + * @param con context + * @param opt option + * @return argInfo + */ +static unsigned int poptArgInfo(poptContext con, const struct poptOption * opt) + /*@*/ +{ + unsigned int argInfo = opt->argInfo; + + if (con->os->argv != NULL && con->os->next > 0 && opt->longName != NULL) + if (LF_ISSET(TOGGLE)) { + const char * longName = con->os->argv[con->os->next-1]; + while (*longName == '-') longName++; + /* XXX almost good enough but consider --[no]nofoo corner cases. */ + if (longName[0] != opt->longName[0] || longName[1] != opt->longName[1]) + { + if (!LF_ISSET(XOR)) { /* XXX dont toggle with XOR */ + /* Toggle POPT_BIT_SET <=> POPT_BIT_CLR. */ + if (LF_ISSET(LOGICALOPS)) + argInfo ^= (POPT_ARGFLAG_OR|POPT_ARGFLAG_AND); + argInfo ^= POPT_ARGFLAG_NOT; + } + } + } + return argInfo; +} + +/** + * Parse an integer expression. + * @retval *llp integer expression value + * @param argInfo integer expression type + * @param val integer expression string + * @return 0 on success, otherwise POPT_* error. + */ +static int poptParseInteger(long long * llp, + /*@unused@*/ UNUSED(unsigned int argInfo), + /*@null@*/ const char * val) + /*@modifies *llp @*/ +{ + if (val) { + char *end = NULL; + *llp = strtoll(val, &end, 0); + + /* XXX parse scaling suffixes here. */ + + if (!(end && *end == '\0')) + return POPT_ERROR_BADNUMBER; + } else + *llp = 0; + return 0; +} + +/** + * Save the option argument through the (*opt->arg) pointer. + * @param con context + * @param opt option + * @return 0 on success, otherwise POPT_* error. + */ +static int poptSaveArg(poptContext con, const struct poptOption * opt) + /*@globals fileSystem, internalState @*/ + /*@modifies con, fileSystem, internalState @*/ +{ + poptArg arg = { .ptr = opt->arg }; + int rc = 0; /* assume success */ + + switch (poptArgType(opt)) { + case POPT_ARG_BITSET: + /* XXX memory leak, application is responsible for free. */ + rc = poptSaveBits(arg.ptr, opt->argInfo, con->os->nextArg); + /*@switchbreak@*/ break; + case POPT_ARG_ARGV: + /* XXX memory leak, application is responsible for free. */ + rc = poptSaveString(arg.ptr, opt->argInfo, con->os->nextArg); + /*@switchbreak@*/ break; + case POPT_ARG_STRING: + /* XXX memory leak, application is responsible for free. */ + arg.argv[0] = (con->os->nextArg) ? xstrdup(con->os->nextArg) : NULL; + /*@switchbreak@*/ break; + + case POPT_ARG_INT: + case POPT_ARG_SHORT: + case POPT_ARG_LONG: + case POPT_ARG_LONGLONG: + { unsigned int argInfo = poptArgInfo(con, opt); + long long aNUM = 0; + + if ((rc = poptParseInteger(&aNUM, argInfo, con->os->nextArg)) != 0) + break; + + switch (poptArgType(opt)) { + case POPT_ARG_LONGLONG: +/* XXX let's not demand C99 compiler flags for <limits.h> quite yet. */ +#if !defined(LLONG_MAX) +# define LLONG_MAX 9223372036854775807LL +# define LLONG_MIN (-LLONG_MAX - 1LL) +#endif + rc = !(aNUM == LLONG_MIN || aNUM == LLONG_MAX) + ? poptSaveLongLong(arg.longlongp, argInfo, aNUM) + : POPT_ERROR_OVERFLOW; + /*@innerbreak@*/ break; + case POPT_ARG_LONG: + rc = !(aNUM < (long long)LONG_MIN || aNUM > (long long)LONG_MAX) + ? poptSaveLong(arg.longp, argInfo, (long)aNUM) + : POPT_ERROR_OVERFLOW; + /*@innerbreak@*/ break; + case POPT_ARG_INT: + rc = !(aNUM < (long long)INT_MIN || aNUM > (long long)INT_MAX) + ? poptSaveInt(arg.intp, argInfo, (long)aNUM) + : POPT_ERROR_OVERFLOW; + /*@innerbreak@*/ break; + case POPT_ARG_SHORT: + rc = !(aNUM < (long long)SHRT_MIN || aNUM > (long long)SHRT_MAX) + ? poptSaveShort(arg.shortp, argInfo, (long)aNUM) + : POPT_ERROR_OVERFLOW; + /*@innerbreak@*/ break; + } + } /*@switchbreak@*/ break; + + case POPT_ARG_FLOAT: + case POPT_ARG_DOUBLE: + { char *end = NULL; + double aDouble = 0.0; + + if (con->os->nextArg) { +/*@-mods@*/ + int saveerrno = errno; + errno = 0; + aDouble = strtod(con->os->nextArg, &end); + if (errno == ERANGE) { + rc = POPT_ERROR_OVERFLOW; + break; + } + errno = saveerrno; +/*@=mods@*/ + if (*end != '\0') { + rc = POPT_ERROR_BADNUMBER; + break; + } + } + + switch (poptArgType(opt)) { + case POPT_ARG_DOUBLE: + arg.doublep[0] = aDouble; + /*@innerbreak@*/ break; + case POPT_ARG_FLOAT: +#if !defined(DBL_EPSILON) && !defined(__LCLINT__) +#define DBL_EPSILON 2.2204460492503131e-16 +#endif +#define POPT_ABS(a) ((((a) - 0.0) < DBL_EPSILON) ? -(a) : (a)) + if ((FLT_MIN - POPT_ABS(aDouble)) > DBL_EPSILON + || (POPT_ABS(aDouble) - FLT_MAX) > DBL_EPSILON) + rc = POPT_ERROR_OVERFLOW; + else + arg.floatp[0] = (float) aDouble; + /*@innerbreak@*/ break; + } + } /*@switchbreak@*/ break; + case POPT_ARG_MAINCALL: +/*@-assignexpose -type@*/ + con->maincall = opt->arg; +/*@=assignexpose =type@*/ + /*@switchbreak@*/ break; + default: + fprintf(stdout, POPT_("option type (%u) not implemented in popt\n"), + poptArgType(opt)); + exit(EXIT_FAILURE); + /*@notreached@*/ /*@switchbreak@*/ break; + } + return rc; +} + +/* returns 'val' element, -1 on last item, POPT_ERROR_* on error */ +int poptGetNextOpt(poptContext con) +{ + const struct poptOption * opt = NULL; + int done = 0; + + if (con == NULL) + return -1; + while (!done) { + const char * origOptString = NULL; + poptCallbackType cb = NULL; + const void * cbData = NULL; + const char * longArg = NULL; + int canstrip = 0; + int shorty = 0; + + while (!con->os->nextCharArg && con->os->next == con->os->argc + && con->os > con->optionStack) { + cleanOSE(con->os--); + } + if (!con->os->nextCharArg && con->os->next == con->os->argc) { + invokeCallbacksPOST(con, con->options); + + if (con->maincall) { + /*@-noeffectuncon @*/ + (void) (*con->maincall) (con->finalArgvCount, con->finalArgv); + /*@=noeffectuncon @*/ + return -1; + } + + if (con->doExec) return execCommand(con); + return -1; + } + + /* Process next long option */ + if (!con->os->nextCharArg) { + const char * optString; + size_t optStringLen; + int thisopt; + +/*@-sizeoftype@*/ + if (con->os->argb && PBM_ISSET(con->os->next, con->os->argb)) { + con->os->next++; + continue; + } +/*@=sizeoftype@*/ + thisopt = con->os->next; + if (con->os->argv != NULL) /* XXX can't happen */ + origOptString = con->os->argv[con->os->next++]; + + if (origOptString == NULL) /* XXX can't happen */ + return POPT_ERROR_BADOPT; + + if (con->restLeftover || *origOptString != '-' || + (*origOptString == '-' && origOptString[1] == '\0')) + { + if (con->flags & POPT_CONTEXT_POSIXMEHARDER) + con->restLeftover = 1; + if (con->flags & POPT_CONTEXT_ARG_OPTS) { + con->os->nextArg = xstrdup(origOptString); + return 0; + } + if (con->leftovers != NULL) /* XXX can't happen */ + con->leftovers[con->numLeftovers++] = origOptString; + continue; + } + + /* Make a copy we can hack at */ + optString = origOptString; + + if (optString[0] == '\0') + return POPT_ERROR_BADOPT; + + if (optString[1] == '-' && !optString[2]) { + con->restLeftover = 1; + continue; + } else { + const char *oe; + unsigned int argInfo = 0; + + optString++; + if (*optString == '-') + optString++; + else + argInfo |= POPT_ARGFLAG_ONEDASH; + + /* Check for "--long=arg" option. */ + for (oe = optString; *oe && *oe != '='; oe++) + {}; + optStringLen = (size_t)(oe - optString); + if (*oe == '=') + longArg = oe + 1; + + /* XXX aliases with arg substitution need "--alias=arg" */ + if (handleAlias(con, optString, optStringLen, '\0', longArg)) { + longArg = NULL; + continue; + } + + if (handleExec(con, optString, '\0')) + continue; + + opt = findOption(con->options, optString, optStringLen, '\0', &cb, &cbData, + argInfo); + if (!opt && !LF_ISSET(ONEDASH)) + return POPT_ERROR_BADOPT; + } + + if (!opt) { + con->os->nextCharArg = origOptString + 1; + longArg = NULL; + } else { + if (con->os == con->optionStack && F_ISSET(opt, STRIP)) + { + canstrip = 1; + poptStripArg(con, thisopt); + } + shorty = 0; + } + } + + /* Process next short option */ + if (con->os->nextCharArg) { + const char * nextCharArg = con->os->nextCharArg; + + con->os->nextCharArg = NULL; + + if (handleAlias(con, NULL, 0, *nextCharArg, nextCharArg + 1)) + continue; + + if (handleExec(con, NULL, *nextCharArg)) { + /* Restore rest of short options for further processing */ + nextCharArg++; + if (*nextCharArg != '\0') + con->os->nextCharArg = nextCharArg; + continue; + } + + opt = findOption(con->options, NULL, 0, *nextCharArg, &cb, + &cbData, 0); + if (!opt) + return POPT_ERROR_BADOPT; + shorty = 1; + + nextCharArg++; + if (*nextCharArg != '\0') + con->os->nextCharArg = nextCharArg + (int)(*nextCharArg == '='); + } + + if (opt == NULL) return POPT_ERROR_BADOPT; /* XXX can't happen */ + if (opt->arg && poptArgType(opt) == POPT_ARG_NONE) { + unsigned int argInfo = poptArgInfo(con, opt); + if (poptSaveInt((int *)opt->arg, argInfo, 1L)) + return POPT_ERROR_BADOPERATION; + } else if (poptArgType(opt) == POPT_ARG_VAL) { + if (opt->arg) { + unsigned int argInfo = poptArgInfo(con, opt); + if (poptSaveInt((int *)opt->arg, argInfo, (long)opt->val)) + return POPT_ERROR_BADOPERATION; + } + } else if (poptArgType(opt) != POPT_ARG_NONE) { + int rc; + + con->os->nextArg = _free(con->os->nextArg); + if (longArg) { + longArg = expandNextArg(con, longArg); + con->os->nextArg = (char *) longArg; + } else if (con->os->nextCharArg) { + longArg = expandNextArg(con, con->os->nextCharArg); + con->os->nextArg = (char *) longArg; + con->os->nextCharArg = NULL; + } else { + while (con->os->next == con->os->argc && + con->os > con->optionStack) + { + cleanOSE(con->os--); + } + if (con->os->next == con->os->argc) { + if (!F_ISSET(opt, OPTIONAL)) + return POPT_ERROR_NOARG; + con->os->nextArg = NULL; + } else { + + /* + * Make sure this isn't part of a short arg or the + * result of an alias expansion. + */ + if (con->os == con->optionStack + && F_ISSET(opt, STRIP) && canstrip) + { + poptStripArg(con, con->os->next); + } + + if (con->os->argv != NULL) { /* XXX can't happen */ + if (F_ISSET(opt, OPTIONAL) && + con->os->argv[con->os->next][0] == '-') { + con->os->nextArg = NULL; + } else { + /* XXX watchout: subtle side-effects live here. */ + longArg = con->os->argv[con->os->next++]; + longArg = expandNextArg(con, longArg); + con->os->nextArg = (char *) longArg; + } + } + } + } + longArg = NULL; + + /* Save the option argument through a (*opt->arg) pointer. */ + if (opt->arg != NULL && (rc = poptSaveArg(con, opt)) != 0) + return rc; + } + + if (cb) + invokeCallbacksOPTION(con, con->options, opt, cbData, shorty); + else if (opt->val && (poptArgType(opt) != POPT_ARG_VAL)) + done = 1; + + if ((con->finalArgvCount + 2) >= (con->finalArgvAlloced)) { + con->finalArgvAlloced += 10; + con->finalArgv = realloc(con->finalArgv, + sizeof(*con->finalArgv) * con->finalArgvAlloced); + } + + if (con->finalArgv != NULL) + { char *s = malloc((opt->longName ? strlen(opt->longName) : 0) + sizeof("--")); + if (s != NULL) { /* XXX can't happen */ + con->finalArgv[con->finalArgvCount++] = s; + *s++ = '-'; + if (opt->longName) { + if (!F_ISSET(opt, ONEDASH)) + *s++ = '-'; + s = stpcpy(s, opt->longName); + } else { + *s++ = opt->shortName; + *s = '\0'; + } + } else + con->finalArgv[con->finalArgvCount++] = NULL; + } + + if (opt->arg && poptArgType(opt) == POPT_ARG_NONE) + /*@-ifempty@*/ ; /*@=ifempty@*/ + else if (poptArgType(opt) == POPT_ARG_VAL) + /*@-ifempty@*/ ; /*@=ifempty@*/ + else if (poptArgType(opt) != POPT_ARG_NONE) { + if (con->finalArgv != NULL && con->os->nextArg != NULL) + con->finalArgv[con->finalArgvCount++] = + xstrdup(con->os->nextArg); + } + } + + return (opt ? opt->val : -1); /* XXX can't happen */ +} + +char * poptGetOptArg(poptContext con) +{ + char * ret = NULL; + if (con) { + ret = con->os->nextArg; + con->os->nextArg = NULL; + } + return ret; +} + +const char * poptGetArg(poptContext con) +{ + const char * ret = NULL; + if (con && con->leftovers != NULL && con->nextLeftover < con->numLeftovers) + ret = con->leftovers[con->nextLeftover++]; + return ret; +} + +const char * poptPeekArg(poptContext con) +{ + const char * ret = NULL; + if (con && con->leftovers != NULL && con->nextLeftover < con->numLeftovers) + ret = con->leftovers[con->nextLeftover]; + return ret; +} + +const char ** poptGetArgs(poptContext con) +{ + if (con == NULL || + con->leftovers == NULL || con->numLeftovers == con->nextLeftover) + return NULL; + + /* some apps like [like RPM ;-) ] need this NULL terminated */ + con->leftovers[con->numLeftovers] = NULL; + +/*@-nullret -nullstate @*/ /* FIX: typedef double indirection. */ + return (con->leftovers + con->nextLeftover); +/*@=nullret =nullstate @*/ +} + +static /*@null@*/ +poptItem poptFreeItems(/*@only@*/ /*@null@*/ poptItem items, int nitems) + /*@modifies items @*/ +{ + if (items != NULL) { + poptItem item = items; + while (--nitems >= 0) { +/*@-modobserver -observertrans -dependenttrans@*/ + item->option.longName = _free(item->option.longName); + item->option.descrip = _free(item->option.descrip); + item->option.argDescrip = _free(item->option.argDescrip); +/*@=modobserver =observertrans =dependenttrans@*/ + item->argv = _free(item->argv); + item++; + } + items = _free(items); + } + return NULL; +} + +poptContext poptFreeContext(poptContext con) +{ + if (con == NULL) return con; + poptResetContext(con); + con->os->argb = _free(con->os->argb); + + con->aliases = poptFreeItems(con->aliases, con->numAliases); + con->numAliases = 0; + + con->execs = poptFreeItems(con->execs, con->numExecs); + con->numExecs = 0; + + con->leftovers = _free(con->leftovers); + con->finalArgv = _free(con->finalArgv); + con->appName = _free(con->appName); + con->otherHelp = _free(con->otherHelp); + con->execPath = _free(con->execPath); + con->arg_strip = PBM_FREE(con->arg_strip); + + con = _free(con); + return con; +} + +int poptAddAlias(poptContext con, struct poptAlias alias, + /*@unused@*/ UNUSED(int flags)) +{ + struct poptItem_s item_buf; + poptItem item = &item_buf; + memset(item, 0, sizeof(*item)); + item->option.longName = alias.longName; + item->option.shortName = alias.shortName; + item->option.argInfo = POPT_ARGFLAG_DOC_HIDDEN; + item->option.arg = 0; + item->option.val = 0; + item->option.descrip = NULL; + item->option.argDescrip = NULL; + item->argc = alias.argc; + item->argv = alias.argv; + return poptAddItem(con, item, 0); +} + +int poptAddItem(poptContext con, poptItem newItem, int flags) +{ + poptItem * items, item; + int * nitems; + + switch (flags) { + case 1: + items = &con->execs; + nitems = &con->numExecs; + break; + case 0: + items = &con->aliases; + nitems = &con->numAliases; + break; + default: + return 1; + /*@notreached@*/ break; + } + + *items = realloc((*items), ((*nitems) + 1) * sizeof(**items)); + if ((*items) == NULL) + return 1; + + item = (*items) + (*nitems); + + item->option.longName = + (newItem->option.longName ? xstrdup(newItem->option.longName) : NULL); + item->option.shortName = newItem->option.shortName; + item->option.argInfo = newItem->option.argInfo; + item->option.arg = newItem->option.arg; + item->option.val = newItem->option.val; + item->option.descrip = + (newItem->option.descrip ? xstrdup(newItem->option.descrip) : NULL); + item->option.argDescrip = + (newItem->option.argDescrip ? xstrdup(newItem->option.argDescrip) : NULL); + item->argc = newItem->argc; + item->argv = newItem->argv; + + (*nitems)++; + + return 0; +} + +const char * poptBadOption(poptContext con, unsigned int flags) +{ + struct optionStackEntry * os = NULL; + + if (con != NULL) + os = (flags & POPT_BADOPTION_NOALIAS) ? con->optionStack : con->os; + + return (os != NULL && os->argv != NULL ? os->argv[os->next - 1] : NULL); +} + +const char * poptStrerror(const int error) +{ + switch (error) { + case POPT_ERROR_NOARG: + return POPT_("missing argument"); + case POPT_ERROR_BADOPT: + return POPT_("unknown option"); + case POPT_ERROR_BADOPERATION: + return POPT_("mutually exclusive logical operations requested"); + case POPT_ERROR_NULLARG: + return POPT_("opt->arg should not be NULL"); + case POPT_ERROR_OPTSTOODEEP: + return POPT_("aliases nested too deeply"); + case POPT_ERROR_BADQUOTE: + return POPT_("error in parameter quoting"); + case POPT_ERROR_BADNUMBER: + return POPT_("invalid numeric value"); + case POPT_ERROR_OVERFLOW: + return POPT_("number too large or too small"); + case POPT_ERROR_MALLOC: + return POPT_("memory allocation failed"); + case POPT_ERROR_BADCONFIG: + return POPT_("config file failed sanity test"); + case POPT_ERROR_ERRNO: + return strerror(errno); + default: + return POPT_("unknown error"); + } +} + +int poptStuffArgs(poptContext con, const char ** argv) +{ + int argc; + int rc; + + if ((con->os - con->optionStack) == POPT_OPTION_DEPTH) + return POPT_ERROR_OPTSTOODEEP; + + for (argc = 0; argv[argc]; argc++) + {}; + + con->os++; + con->os->next = 0; + con->os->nextArg = NULL; + con->os->nextCharArg = NULL; + con->os->currAlias = NULL; + rc = poptDupArgv(argc, argv, &con->os->argc, &con->os->argv); + con->os->argb = NULL; + con->os->stuffed = 1; + + return rc; +} + +const char * poptGetInvocationName(poptContext con) +{ + return (con->os->argv ? con->os->argv[0] : ""); +} + +int poptStrippedArgv(poptContext con, int argc, char ** argv) +{ + int numargs = argc; + int j = 1; + int i; + +/*@-sizeoftype@*/ + if (con->arg_strip) + for (i = 1; i < argc; i++) { + if (PBM_ISSET(i, con->arg_strip)) + numargs--; + } + + for (i = 1; i < argc; i++) { + if (con->arg_strip && PBM_ISSET(i, con->arg_strip)) + continue; + argv[j] = (j < numargs) ? argv[i] : NULL; + j++; + } +/*@=sizeoftype@*/ + + return numargs; +} diff --git a/third_party/popt/popt.h b/third_party/popt/popt.h new file mode 100644 index 0000000..a12d143 --- /dev/null +++ b/third_party/popt/popt.h @@ -0,0 +1,744 @@ +/** \file popt/popt.h + * \ingroup popt + */ + +/* (C) 1998-2000 Red Hat, Inc. -- Licensing details are in the COPYING + file accompanying popt source distributions, available from + ftp://ftp.rpm.org/pub/rpm/dist. */ + +#ifndef H_POPT +#define H_POPT + +#include <stdio.h> /* for FILE * */ + +#define POPT_OPTION_DEPTH 10 + +/** \ingroup popt + * \name Arg type identifiers + */ +/*@{*/ +#define POPT_ARG_NONE 0U /*!< no arg */ +#define POPT_ARG_STRING 1U /*!< arg will be saved as string */ +#define POPT_ARG_INT 2U /*!< arg ==> int */ +#define POPT_ARG_LONG 3U /*!< arg ==> long */ +#define POPT_ARG_INCLUDE_TABLE 4U /*!< arg points to table */ +#define POPT_ARG_CALLBACK 5U /*!< table-wide callback... must be + set first in table; arg points + to callback, descrip points to + callback data to pass */ +#define POPT_ARG_INTL_DOMAIN 6U /*!< set the translation domain + for this table and any + included tables; arg points + to the domain string */ +#define POPT_ARG_VAL 7U /*!< arg should take value val */ +#define POPT_ARG_FLOAT 8U /*!< arg ==> float */ +#define POPT_ARG_DOUBLE 9U /*!< arg ==> double */ +#define POPT_ARG_LONGLONG 10U /*!< arg ==> long long */ + +#define POPT_ARG_MAINCALL 16U+11U /*!< EXPERIMENTAL: return (*arg) (argc, argv) */ +#define POPT_ARG_ARGV 12U /*!< dupe'd arg appended to realloc'd argv array. */ +#define POPT_ARG_SHORT 13U /*!< arg ==> short */ +#define POPT_ARG_BITSET 16U+14U /*!< arg ==> bit set */ + +#define POPT_ARG_MASK 0x000000FFU +#define POPT_GROUP_MASK 0x0000FF00U + +/*@}*/ + +/** \ingroup popt + * \name Arg modifiers + */ +/*@{*/ +#define POPT_ARGFLAG_ONEDASH 0x80000000U /*!< allow -longoption */ +#define POPT_ARGFLAG_DOC_HIDDEN 0x40000000U /*!< don't show in help/usage */ +#define POPT_ARGFLAG_STRIP 0x20000000U /*!< strip this arg from argv(only applies to long args) */ +#define POPT_ARGFLAG_OPTIONAL 0x10000000U /*!< arg may be missing */ + +#define POPT_ARGFLAG_OR 0x08000000U /*!< arg will be or'ed */ +#define POPT_ARGFLAG_NOR 0x09000000U /*!< arg will be nor'ed */ +#define POPT_ARGFLAG_AND 0x04000000U /*!< arg will be and'ed */ +#define POPT_ARGFLAG_NAND 0x05000000U /*!< arg will be nand'ed */ +#define POPT_ARGFLAG_XOR 0x02000000U /*!< arg will be xor'ed */ +#define POPT_ARGFLAG_NOT 0x01000000U /*!< arg will be negated */ +#define POPT_ARGFLAG_LOGICALOPS \ + (POPT_ARGFLAG_OR|POPT_ARGFLAG_AND|POPT_ARGFLAG_XOR) + +#define POPT_BIT_SET (POPT_ARG_VAL|POPT_ARGFLAG_OR) + /*!< set arg bit(s) */ +#define POPT_BIT_CLR (POPT_ARG_VAL|POPT_ARGFLAG_NAND) + /*!< clear arg bit(s) */ + +#define POPT_ARGFLAG_SHOW_DEFAULT 0x00800000U /*!< show default value in --help */ +#define POPT_ARGFLAG_RANDOM 0x00400000U /*!< random value in [1,arg] */ +#define POPT_ARGFLAG_TOGGLE 0x00200000U /*!< permit --[no]opt prefix toggle */ + +/*@}*/ + +/** \ingroup popt + * \name Callback modifiers + */ +/*@{*/ +#define POPT_CBFLAG_PRE 0x80000000U /*!< call the callback before parse */ +#define POPT_CBFLAG_POST 0x40000000U /*!< call the callback after parse */ +#define POPT_CBFLAG_INC_DATA 0x20000000U /*!< use data from the include line, + not the subtable */ +#define POPT_CBFLAG_SKIPOPTION 0x10000000U /*!< don't callback with option */ +#define POPT_CBFLAG_CONTINUE 0x08000000U /*!< continue callbacks with option */ +/*@}*/ + +/** \ingroup popt + * \name Error return values + */ +/*@{*/ +#define POPT_ERROR_NOARG -10 /*!< missing argument */ +#define POPT_ERROR_BADOPT -11 /*!< unknown option */ +#define POPT_ERROR_OPTSTOODEEP -13 /*!< aliases nested too deeply */ +#define POPT_ERROR_BADQUOTE -15 /*!< error in paramter quoting */ +#define POPT_ERROR_ERRNO -16 /*!< errno set, use strerror(errno) */ +#define POPT_ERROR_BADNUMBER -17 /*!< invalid numeric value */ +#define POPT_ERROR_OVERFLOW -18 /*!< number too large or too small */ +#define POPT_ERROR_BADOPERATION -19 /*!< mutually exclusive logical operations requested */ +#define POPT_ERROR_NULLARG -20 /*!< opt->arg should not be NULL */ +#define POPT_ERROR_MALLOC -21 /*!< memory allocation failed */ +#define POPT_ERROR_BADCONFIG -22 /*!< config file failed sanity test */ +/*@}*/ + +/** \ingroup popt + * \name poptBadOption() flags + */ +/*@{*/ +#define POPT_BADOPTION_NOALIAS (1U << 0) /*!< don't go into an alias */ +/*@}*/ + +/** \ingroup popt + * \name poptGetContext() flags + */ +/*@{*/ +#define POPT_CONTEXT_NO_EXEC (1U << 0) /*!< ignore exec expansions */ +#define POPT_CONTEXT_KEEP_FIRST (1U << 1) /*!< pay attention to argv[0] */ +#define POPT_CONTEXT_POSIXMEHARDER (1U << 2) /*!< options can't follow args */ +#define POPT_CONTEXT_ARG_OPTS (1U << 4) /*!< return args as options with value 0 */ +/*@}*/ + +/** \ingroup popt + */ +struct poptOption { +/*@observer@*/ /*@null@*/ + const char * longName; /*!< may be NULL */ + char shortName; /*!< may be NUL */ + unsigned int argInfo; +/*@shared@*/ /*@null@*/ + void * arg; /*!< depends on argInfo */ + int val; /*!< 0 means don't return, just update flag */ +/*@observer@*/ /*@null@*/ + const char * descrip; /*!< description for autohelp -- may be NULL */ +/*@observer@*/ /*@null@*/ + const char * argDescrip; /*!< argument description for autohelp */ +}; + +/** \ingroup popt + * A popt alias argument for poptAddAlias(). + */ +struct poptAlias { +/*@owned@*/ /*@null@*/ + const char * longName; /*!< may be NULL */ + char shortName; /*!< may be NUL */ + int argc; +/*@owned@*/ + const char ** argv; /*!< must be free()able */ +}; + +/** \ingroup popt + * A popt alias or exec argument for poptAddItem(). + */ +/*@-exporttype@*/ +typedef struct poptItem_s { + struct poptOption option; /*!< alias/exec name(s) and description. */ + int argc; /*!< (alias) no. of args. */ +/*@owned@*/ + const char ** argv; /*!< (alias) args, must be free()able. */ +} * poptItem; +/*@=exporttype@*/ + +/** \ingroup popt + * \name Auto-generated help/usage + */ +/*@{*/ + +/** + * Empty table marker to enable displaying popt alias/exec options. + */ +/*@-exportvar@*/ +/*@unchecked@*/ /*@observer@*/ +extern struct poptOption poptAliasOptions[]; +/*@=exportvar@*/ +#define POPT_AUTOALIAS { NULL, '\0', POPT_ARG_INCLUDE_TABLE, poptAliasOptions, \ + 0, "Options implemented via popt alias/exec:", NULL }, + +/** + * Auto help table options. + */ +/*@-exportvar@*/ +/*@unchecked@*/ /*@observer@*/ +extern struct poptOption poptHelpOptions[]; +/*@=exportvar@*/ + +/*@-exportvar@*/ +/*@unchecked@*/ /*@observer@*/ +extern struct poptOption * poptHelpOptionsI18N; +/*@=exportvar@*/ + +#define POPT_AUTOHELP { NULL, '\0', POPT_ARG_INCLUDE_TABLE, poptHelpOptions, \ + 0, "Help options:", NULL }, + +#define POPT_TABLEEND { NULL, '\0', 0, NULL, 0, NULL, NULL } +/*@}*/ + +/** \ingroup popt + */ +/*@-exporttype@*/ +typedef /*@abstract@*/ struct poptContext_s * poptContext; +/*@=exporttype@*/ + +/** \ingroup popt + */ +#ifndef __cplusplus +/*@-exporttype -typeuse@*/ +typedef struct poptOption * poptOption; +/*@=exporttype =typeuse@*/ +#endif + +/** \ingroup popt + */ +/*@-exportconst@*/ +enum poptCallbackReason { + POPT_CALLBACK_REASON_PRE = 0, + POPT_CALLBACK_REASON_POST = 1, + POPT_CALLBACK_REASON_OPTION = 2 +}; +/*@=exportconst@*/ + +#ifdef __cplusplus +extern "C" { +#endif +/*@-type@*/ + +/** \ingroup popt + * Table callback prototype. + * @param con context + * @param reason reason for callback + * @param opt option that triggered callback + * @param arg @todo Document. + * @param data @todo Document. + */ +typedef void (*poptCallbackType) (poptContext con, + enum poptCallbackReason reason, + /*@null@*/ const struct poptOption * opt, + /*@null@*/ const char * arg, + /*@null@*/ const void * data) + /*@globals internalState @*/ + /*@modifies internalState @*/; + +/** \ingroup popt + * Destroy context. + * @param con context + * @return NULL always + */ +/*@null@*/ +poptContext poptFreeContext( /*@only@*/ /*@null@*/ poptContext con) + /*@modifies con @*/; + +/** \ingroup popt + * Initialize popt context. + * @param name context name (usually argv[0] program name) + * @param argc no. of arguments + * @param argv argument array + * @param options address of popt option table + * @param flags or'd POPT_CONTEXT_* bits + * @return initialized popt context + */ +/*@only@*/ /*@null@*/ +poptContext poptGetContext( + /*@dependent@*/ /*@keep@*/ const char * name, + int argc, /*@dependent@*/ /*@keep@*/ const char ** argv, + /*@dependent@*/ /*@keep@*/ const struct poptOption * options, + unsigned int flags) + /*@globals internalState @*/ + /*@modifies internalState @*/; + +/** \ingroup popt + * Destroy context (alternative implementation). + * @param con context + * @return NULL always + */ +/*@null@*/ +poptContext poptFini( /*@only@*/ /*@null@*/ poptContext con) + /*@modifies con @*/; + +/** \ingroup popt + * Initialize popt context (alternative implementation). + * This routine does poptGetContext() and then poptReadConfigFiles(). + * @param argc no. of arguments + * @param argv argument array + * @param options address of popt option table + * @param configPaths colon separated file path(s) to read. + * @return initialized popt context (NULL on error). + */ +/*@only@*/ /*@null@*/ /*@unused@*/ +poptContext poptInit(int argc, /*@dependent@*/ /*@keep@*/ const char ** argv, + /*@dependent@*/ /*@keep@*/ const struct poptOption * options, + /*@null@*/ const char * configPaths) + /*@globals fileSystem, internalState @*/ + /*@modifies fileSystem, internalState @*/; + +/** \ingroup popt + * Reinitialize popt context. + * @param con context + */ +/*@unused@*/ +void poptResetContext(/*@null@*/poptContext con) + /*@modifies con @*/; + +/** \ingroup popt + * Return value of next option found. + * @param con context + * @return next option val, -1 on last item, POPT_ERROR_* on error + */ +int poptGetNextOpt(/*@null@*/poptContext con) + /*@globals fileSystem, internalState @*/ + /*@modifies con, fileSystem, internalState @*/; + +/** \ingroup popt + * Return next option argument (if any). + * @param con context + * @return option argument, NULL if no argument is available + */ +/*@observer@*/ /*@null@*/ /*@unused@*/ +char * poptGetOptArg(/*@null@*/poptContext con) + /*@modifies con @*/; + +/** \ingroup popt + * Return next argument. + * @param con context + * @return next argument, NULL if no argument is available + */ +/*@observer@*/ /*@null@*/ /*@unused@*/ +const char * poptGetArg(/*@null@*/poptContext con) + /*@modifies con @*/; + +/** \ingroup popt + * Peek at current argument. + * @param con context + * @return current argument, NULL if no argument is available + */ +/*@observer@*/ /*@null@*/ /*@unused@*/ +const char * poptPeekArg(/*@null@*/poptContext con) + /*@*/; + +/** \ingroup popt + * Return remaining arguments. + * @param con context + * @return argument array, NULL terminated + */ +/*@observer@*/ /*@null@*/ +const char ** poptGetArgs(/*@null@*/poptContext con) + /*@modifies con @*/; + +/** \ingroup popt + * Return the option which caused the most recent error. + * @param con context + * @param flags + * @return offending option + */ +/*@observer@*/ +const char * poptBadOption(/*@null@*/poptContext con, unsigned int flags) + /*@*/; + +/** \ingroup popt + * Add arguments to context. + * @param con context + * @param argv argument array, NULL terminated + * @return 0 on success, POPT_ERROR_OPTSTOODEEP on failure + */ +/*@unused@*/ +int poptStuffArgs(poptContext con, /*@keep@*/ const char ** argv) + /*@modifies con @*/; + +/** \ingroup popt + * Add alias to context. + * @todo Pass alias by reference, not value. + * @deprecated Use poptAddItem instead. + * @param con context + * @param alias alias to add + * @param flags (unused) + * @return 0 on success + */ +/*@unused@*/ +int poptAddAlias(poptContext con, struct poptAlias alias, int flags) + /*@modifies con @*/; + +/** \ingroup popt + * Add alias/exec item to context. + * @param con context + * @param newItem alias/exec item to add + * @param flags 0 for alias, 1 for exec + * @return 0 on success + */ +int poptAddItem(poptContext con, poptItem newItem, int flags) + /*@modifies con @*/; + +/** \ingroup popt + * Perform sanity checks on a file path. + * @param fn file name + * @return 0 on OK, 1 on NOTOK. + */ +int poptSaneFile(const char * fn) + /*@globals errno, internalState @*/ + /*@modifies errno, internalState @*/; + +/** + * Read a file into a buffer. + * @param fn file name + * @retval *bp buffer (malloc'd) (or NULL) + * @retval *nbp no. of bytes in buffer (including final NUL) (or NULL) + * @param flags 1 to trim escaped newlines + * return 0 on success + */ +int poptReadFile(const char * fn, /*@null@*/ /*@out@*/ char ** bp, + /*@null@*/ /*@out@*/ size_t * nbp, int flags) + /*@globals errno, fileSystem, internalState @*/ + /*@modifies *bp, *nbp, errno, fileSystem, internalState @*/; +#define POPT_READFILE_TRIMNEWLINES 1 + +/** \ingroup popt + * Read configuration file. + * @param con context + * @param fn file name to read + * @return 0 on success, POPT_ERROR_ERRNO on failure + */ +int poptReadConfigFile(poptContext con, const char * fn) + /*@globals errno, fileSystem, internalState @*/ + /*@modifies con->execs, con->numExecs, + errno, fileSystem, internalState @*/; + +/** \ingroup popt + * Read configuration file(s). + * Colon separated files to read, looping over poptReadConfigFile(). + * Note that an '@' character preceeding a path in the list will + * also perform additional sanity checks on the file before reading. + * @param con context + * @param paths colon separated file name(s) to read + * @return 0 on success, POPT_ERROR_BADCONFIG on failure + */ +int poptReadConfigFiles(poptContext con, /*@null@*/ const char * paths) + /*@globals errno, fileSystem, internalState @*/ + /*@modifies con->execs, con->numExecs, + errno, fileSystem, internalState @*/; + +/** \ingroup popt + * Read default configuration from /etc/popt and $HOME/.popt. + * @param con context + * @param useEnv (unused) + * @return 0 on success, POPT_ERROR_ERRNO on failure + */ +/*@unused@*/ +int poptReadDefaultConfig(poptContext con, /*@unused@*/ int useEnv) + /*@globals fileSystem, internalState @*/ + /*@modifies con->execs, con->numExecs, + fileSystem, internalState @*/; + +/** \ingroup popt + * Duplicate an argument array. + * @note: The argument array is malloc'd as a single area, so only argv must + * be free'd. + * + * @param argc no. of arguments + * @param argv argument array + * @retval argcPtr address of returned no. of arguments + * @retval argvPtr address of returned argument array + * @return 0 on success, POPT_ERROR_NOARG on failure + */ +int poptDupArgv(int argc, /*@null@*/ const char **argv, + /*@null@*/ /*@out@*/ int * argcPtr, + /*@null@*/ /*@out@*/ const char *** argvPtr) + /*@modifies *argcPtr, *argvPtr @*/; + +/** \ingroup popt + * Parse a string into an argument array. + * The parse allows ', ", and \ quoting, but ' is treated the same as " and + * both may include \ quotes. + * @note: The argument array is malloc'd as a single area, so only argv must + * be free'd. + * + * @param s string to parse + * @retval argcPtr address of returned no. of arguments + * @retval argvPtr address of returned argument array + */ +int poptParseArgvString(const char * s, + /*@out@*/ int * argcPtr, /*@out@*/ const char *** argvPtr) + /*@modifies *argcPtr, *argvPtr @*/; + +/** \ingroup popt + * Parses an input configuration file and returns an string that is a + * command line. For use with popt. You must free the return value when done. + * + * Given the file: +\verbatim +# this line is ignored + # this one too +aaa + bbb + ccc +bla=bla + +this_is = fdsafdas + bad_line= + reall bad line + reall bad line = again +5555= 55555 + test = with lots of spaces +\endverbatim +* +* The result is: +\verbatim +--aaa --bbb --ccc --bla="bla" --this_is="fdsafdas" --5555="55555" --test="with lots of spaces" +\endverbatim +* +* Passing this to poptParseArgvString() yields an argv of: +\verbatim +'--aaa' +'--bbb' +'--ccc' +'--bla=bla' +'--this_is=fdsafdas' +'--5555=55555' +'--test=with lots of spaces' +\endverbatim + * + * @bug NULL is returned if file line is too long. + * @bug Silently ignores invalid lines. + * + * @param fp file handle to read + * @param *argstrp return string of options (malloc'd) + * @param flags unused + * @return 0 on success + * @see poptParseArgvString + */ +/*@-fcnuse@*/ +int poptConfigFileToString(FILE *fp, /*@out@*/ char ** argstrp, int flags) + /*@globals fileSystem @*/ + /*@modifies *fp, *argstrp, fileSystem @*/; +/*@=fcnuse@*/ + +/** \ingroup popt + * Return formatted error string for popt failure. + * @param error popt error + * @return error string + */ +/*@observer@*/ +const char * poptStrerror(const int error) + /*@*/; + +/** \ingroup popt + * Limit search for executables. + * @param con context + * @param path single path to search for executables + * @param allowAbsolute absolute paths only? + */ +/*@unused@*/ +void poptSetExecPath(poptContext con, const char * path, int allowAbsolute) + /*@modifies con @*/; + +/** \ingroup popt + * Print detailed description of options. + * @param con context + * @param fp ouput file handle + * @param flags (unused) + */ +void poptPrintHelp(poptContext con, FILE * fp, /*@unused@*/ int flags) + /*@globals fileSystem @*/ + /*@modifies fp, fileSystem @*/; + +/** \ingroup popt + * Print terse description of options. + * @param con context + * @param fp ouput file handle + * @param flags (unused) + */ +void poptPrintUsage(poptContext con, FILE * fp, /*@unused@*/ int flags) + /*@globals fileSystem @*/ + /*@modifies fp, fileSystem @*/; + +/** \ingroup popt + * Provide text to replace default "[OPTION...]" in help/usage output. + * @param con context + * @param text replacement text + */ +/*@-fcnuse@*/ +void poptSetOtherOptionHelp(poptContext con, const char * text) + /*@modifies con @*/; +/*@=fcnuse@*/ + +/** \ingroup popt + * Return argv[0] from context. + * @param con context + * @return argv[0] + */ +/*@-fcnuse@*/ +/*@observer@*/ +const char * poptGetInvocationName(poptContext con) + /*@*/; +/*@=fcnuse@*/ + +/** \ingroup popt + * Shuffle argv pointers to remove stripped args, returns new argc. + * @param con context + * @param argc no. of args + * @param argv arg vector + * @return new argc + */ +/*@-fcnuse@*/ +int poptStrippedArgv(poptContext con, int argc, char ** argv) + /*@modifies *argv @*/; +/*@=fcnuse@*/ + +/** + * Add a string to an argv array. + * @retval *argvp argv array + * @param argInfo (unused) + * @param val string arg to add (using strdup) + * @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION + */ +/*@unused@*/ +int poptSaveString(/*@null@*/ const char *** argvp, unsigned int argInfo, + /*@null@*/const char * val) + /*@modifies *argvp @*/; + +/** + * Save a long long, performing logical operation with value. + * @warning Alignment check may be too strict on certain platorms. + * @param arg integer pointer, aligned on int boundary. + * @param argInfo logical operation (see POPT_ARGFLAG_*) + * @param aLongLong value to use + * @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION + */ +/*@-incondefs@*/ +/*@unused@*/ +int poptSaveLongLong(/*@null@*/ long long * arg, unsigned int argInfo, + long long aLongLong) + /*@globals internalState @*/ + /*@modifies *arg, internalState @*/ + /*@requires maxSet(arg) >= 0 /\ maxRead(arg) == 0 @*/; +/*@=incondefs@*/ + +/** + * Save a long, performing logical operation with value. + * @warning Alignment check may be too strict on certain platorms. + * @param arg integer pointer, aligned on int boundary. + * @param argInfo logical operation (see POPT_ARGFLAG_*) + * @param aLong value to use + * @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION + */ +/*@-incondefs@*/ +/*@unused@*/ +int poptSaveLong(/*@null@*/ long * arg, unsigned int argInfo, long aLong) + /*@globals internalState @*/ + /*@modifies *arg, internalState @*/ + /*@requires maxSet(arg) >= 0 /\ maxRead(arg) == 0 @*/; +/*@=incondefs@*/ + +/** + * Save a short integer, performing logical operation with value. + * @warning Alignment check may be too strict on certain platorms. + * @param arg short pointer, aligned on short boundary. + * @param argInfo logical operation (see POPT_ARGFLAG_*) + * @param aLong value to use + * @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION + */ +/*@-incondefs@*/ +/*@unused@*/ +int poptSaveShort(/*@null@*/ short * arg, unsigned int argInfo, long aLong) + /*@globals internalState @*/ + /*@modifies *arg, internalState @*/ + /*@requires maxSet(arg) >= 0 /\ maxRead(arg) == 0 @*/; +/*@=incondefs@*/ + +/** + * Save an integer, performing logical operation with value. + * @warning Alignment check may be too strict on certain platorms. + * @param arg integer pointer, aligned on int boundary. + * @param argInfo logical operation (see POPT_ARGFLAG_*) + * @param aLong value to use + * @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION + */ +/*@-incondefs@*/ +/*@unused@*/ +int poptSaveInt(/*@null@*/ int * arg, unsigned int argInfo, long aLong) + /*@globals internalState @*/ + /*@modifies *arg, internalState @*/ + /*@requires maxSet(arg) >= 0 /\ maxRead(arg) == 0 @*/; +/*@=incondefs@*/ + +/* The bit set typedef. */ +/*@-exporttype@*/ +typedef struct poptBits_s { + unsigned int bits[1]; +} * poptBits; +/*@=exporttype@*/ + +#define _POPT_BITS_N 1024U /* estimated population */ +#define _POPT_BITS_M ((3U * _POPT_BITS_N) / 2U) +#define _POPT_BITS_K 16U /* no. of linear hash combinations */ + +/*@-exportlocal -exportvar -globuse @*/ +/*@unchecked@*/ +extern unsigned int _poptBitsN; +/*@unchecked@*/ +extern unsigned int _poptBitsM; +/*@unchecked@*/ +extern unsigned int _poptBitsK; +/*@=exportlocal =exportvar =globuse @*/ + +/*@-exportlocal@*/ +int poptBitsAdd(/*@null@*/poptBits bits, /*@null@*/const char * s) + /*@modifies bits @*/; +/*@=exportlocal@*/ +int poptBitsChk(/*@null@*/poptBits bits, /*@null@*/const char * s) + /*@*/; +int poptBitsClr(/*@null@*/poptBits bits) + /*@modifies bits @*/; +/*@-exportlocal@*/ +int poptBitsDel(/*@null@*/poptBits bits, /*@null@*/const char * s) + /*@modifies bits @*/; +/*@-fcnuse@*/ +int poptBitsIntersect(/*@null@*/ poptBits * ap, /*@null@*/ const poptBits b) + /*@modifies *ap @*/; +int poptBitsUnion(/*@null@*/ poptBits * ap, /*@null@*/ const poptBits b) + /*@modifies *ap @*/; +int poptBitsArgs(/*@null@*/ poptContext con, /*@null@*/ poptBits * ap) + /*@modifies con, *ap @*/; +/*@=fcnuse@*/ +/*@=exportlocal@*/ + +/** + * Save a string into a bit set (experimental). + * @retval *bits bit set (lazily malloc'd if NULL) + * @param argInfo logical operation (see POPT_ARGFLAG_*) + * @param s string to add to bit set + * @return 0 on success, POPT_ERROR_NULLARG/POPT_ERROR_BADOPERATION + */ +/*@-incondefs@*/ +/*@unused@*/ +int poptSaveBits(/*@null@*/ poptBits * bitsp, unsigned int argInfo, + /*@null@*/ const char * s) + /*@globals _poptBitsN, _poptBitsM, _poptBitsK, internalState @*/ + /*@modifies *bitsp, _poptBitsN, _poptBitsM, _poptBitsK, internalState @*/; +/*@=incondefs@*/ + +/*@=type@*/ + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/third_party/popt/poptconfig.c b/third_party/popt/poptconfig.c new file mode 100644 index 0000000..f0a92e0 --- /dev/null +++ b/third_party/popt/poptconfig.c @@ -0,0 +1,582 @@ +/** \ingroup popt + * \file popt/poptconfig.c + */ + +/* (C) 1998-2002 Red Hat, Inc. -- Licensing details are in the COPYING + file accompanying popt source distributions, available from + ftp://ftp.rpm.org/pub/rpm/dist. */ + +#include "system.h" +#include "poptint.h" +#include <sys/stat.h> + +#if defined(HAVE_FNMATCH_H) +#include <fnmatch.h> + +#if defined(__LCLINT__) +/*@-declundef -exportheader -incondefs -protoparammatch -redecl -type @*/ +extern int fnmatch (const char *__pattern, const char *__name, int __flags) + /*@*/; +/*@=declundef =exportheader =incondefs =protoparammatch =redecl =type @*/ +#endif /* __LCLINT__ */ +#endif + +#if defined(HAVE_GLOB_H) +#include <glob.h> + +#if defined(__LCLINT__) +/*@-declundef -exportheader -incondefs -protoparammatch -redecl -type @*/ +extern int glob (const char *__pattern, int __flags, + /*@null@*/ int (*__errfunc) (const char *, int), + /*@out@*/ glob_t *__pglob) + /*@globals errno, fileSystem @*/ + /*@modifies *__pglob, errno, fileSystem @*/; + +/* XXX only annotation is a white lie */ +extern void globfree (/*@only@*/ glob_t *__pglob) + /*@modifies *__pglob @*/; + +/* XXX _GNU_SOURCE ifdef and/or retrofit is needed for portability. */ +extern int glob_pattern_p (const char *__pattern, int __quote) + /*@*/; +/*@=declundef =exportheader =incondefs =protoparammatch =redecl =type @*/ +#endif /* __LCLINT__ */ + +#if !defined(__GLIBC__) +/* Return nonzero if PATTERN contains any metacharacters. + Metacharacters can be quoted with backslashes if QUOTE is nonzero. */ +static int +glob_pattern_p (const char * pattern, int quote) + /*@*/ +{ + const char * p; + int open = 0; + + for (p = pattern; *p != '\0'; ++p) + switch (*p) { + case '?': + case '*': + return 1; + /*@notreached@*/ /*@switchbreak@*/ break; + case '\\': + if (quote && p[1] != '\0') + ++p; + /*@switchbreak@*/ break; + case '[': + open = 1; + /*@switchbreak@*/ break; + case ']': + if (open) + return 1; + /*@switchbreak@*/ break; + } + return 0; +} +#endif /* !defined(__GLIBC__) */ + +/*@unchecked@*/ +static int poptGlobFlags = 0; + +static int poptGlob_error(/*@unused@*/ UNUSED(const char * epath), + /*@unused@*/ UNUSED(int eerrno)) + /*@*/ +{ + return 1; +} +#endif /* HAVE_GLOB_H */ + +/** + * Return path(s) from a glob pattern. + * @param con context + * @param pattern glob pattern + * @retval *acp no. of paths + * @retval *avp array of paths + * @return 0 on success + */ +static int poptGlob(/*@unused@*/ UNUSED(poptContext con), const char * pattern, + /*@out@*/ int * acp, /*@out@*/ const char *** avp) + /*@modifies *acp, *avp @*/ +{ + const char * pat = pattern; + int rc = 0; /* assume success */ + + /* XXX skip the attention marker. */ + if (pat[0] == '@' && pat[1] != '(') + pat++; + +#if defined(HAVE_GLOB_H) + if (glob_pattern_p(pat, 0)) { + glob_t _g, *pglob = &_g; + + if (!glob(pat, poptGlobFlags, poptGlob_error, pglob)) { + if (acp) { + *acp = (int) pglob->gl_pathc; + pglob->gl_pathc = 0; + } + if (avp) { +/*@-onlytrans@*/ + *avp = (const char **) pglob->gl_pathv; +/*@=onlytrans@*/ + pglob->gl_pathv = NULL; + } +/*@-nullstate@*/ + globfree(pglob); +/*@=nullstate@*/ + } else + rc = POPT_ERROR_ERRNO; + } else +#endif /* HAVE_GLOB_H */ + { + if (acp) + *acp = 1; + if (avp && (*avp = calloc((size_t)(1 + 1), sizeof (**avp))) != NULL) + (*avp)[0] = xstrdup(pat); + } + + return rc; +} + +/*@access poptContext @*/ + +int poptSaneFile(const char * fn) +{ + struct stat sb; + uid_t uid = getuid(); + + if (stat(fn, &sb) == -1) + return 1; + if ((uid_t)sb.st_uid != uid) + return 0; + if (!S_ISREG(sb.st_mode)) + return 0; +/*@-bitwisesigned@*/ + if (sb.st_mode & (S_IWGRP|S_IWOTH)) + return 0; +/*@=bitwisesigned@*/ + return 1; +} + +int poptReadFile(const char * fn, char ** bp, size_t * nbp, int flags) +{ + int fdno; + char * b = NULL; + off_t nb = 0; + char * s, * t, * se; + int rc = POPT_ERROR_ERRNO; /* assume failure */ + + fdno = open(fn, O_RDONLY); + if (fdno < 0) + goto exit; + + if ((nb = lseek(fdno, 0, SEEK_END)) == (off_t)-1 + || lseek(fdno, 0, SEEK_SET) == (off_t)-1 + || (b = calloc(sizeof(*b), (size_t)nb + 1)) == NULL + || read(fdno, (char *)b, (size_t)nb) != (ssize_t)nb) + { + int oerrno = errno; + (void) close(fdno); + errno = oerrno; + goto exit; + } + if (close(fdno) == -1) + goto exit; + if (b == NULL) { + rc = POPT_ERROR_MALLOC; + goto exit; + } + rc = 0; + + /* Trim out escaped newlines. */ +/*@-bitwisesigned@*/ + if (flags & POPT_READFILE_TRIMNEWLINES) +/*@=bitwisesigned@*/ + { + for (t = b, s = b, se = b + nb; *s && s < se; s++) { + switch (*s) { + case '\\': + if (s[1] == '\n') { + s++; + continue; + } + /*@fallthrough@*/ + default: + *t++ = *s; + /*@switchbreak@*/ break; + } + } + *t++ = '\0'; + nb = (off_t)(t - b); + } + +exit: + if (rc != 0) { +/*@-usedef@*/ + if (b) + free(b); +/*@=usedef@*/ + b = NULL; + nb = 0; + } + if (bp) + *bp = b; +/*@-usereleased@*/ + else if (b) + free(b); +/*@=usereleased@*/ + if (nbp) + *nbp = (size_t)nb; +/*@-compdef -nullstate @*/ /* XXX cannot annotate char ** correctly */ + return rc; +/*@=compdef =nullstate @*/ +} + +/** + * Check for application match. + * @param con context + * @param s config application name + * return 0 if config application matches + */ +static int configAppMatch(poptContext con, const char * s) + /*@*/ +{ + int rc = 1; + + if (con->appName == NULL) /* XXX can't happen. */ + return rc; + +#if defined(HAVE_GLOB_H) && defined(HAVE_FNMATCH_H) + if (glob_pattern_p(s, 1)) { +/*@-bitwisesigned@*/ + static int flags = FNM_PATHNAME | FNM_PERIOD; +#ifdef FNM_EXTMATCH + flags |= FNM_EXTMATCH; +#endif +/*@=bitwisesigned@*/ + rc = fnmatch(s, con->appName, flags); + } else +#endif + rc = strcmp(s, con->appName); + return rc; +} + +/*@-compmempass@*/ /* FIX: item->option.longName kept, not dependent. */ +static int poptConfigLine(poptContext con, char * line) + /*@globals fileSystem, internalState @*/ + /*@modifies con, fileSystem, internalState @*/ +{ + char *b = NULL; + size_t nb = 0; + char * se = line; + const char * appName; + const char * entryType; + const char * opt; + struct poptItem_s item_buf; + poptItem item = &item_buf; + int i, j; + int rc = POPT_ERROR_BADCONFIG; + + if (con->appName == NULL) + goto exit; + + memset(item, 0, sizeof(*item)); + + appName = se; + while (*se != '\0' && !_isspaceptr(se)) se++; + if (*se == '\0') + goto exit; + else + *se++ = '\0'; + + if (configAppMatch(con, appName)) goto exit; + + while (*se != '\0' && _isspaceptr(se)) se++; + entryType = se; + while (*se != '\0' && !_isspaceptr(se)) se++; + if (*se != '\0') *se++ = '\0'; + + while (*se != '\0' && _isspaceptr(se)) se++; + if (*se == '\0') goto exit; + opt = se; + while (*se != '\0' && !_isspaceptr(se)) se++; + if (opt[0] == '-' && *se == '\0') goto exit; + if (*se != '\0') *se++ = '\0'; + + while (*se != '\0' && _isspaceptr(se)) se++; + if (opt[0] == '-' && *se == '\0') goto exit; + +/*@-temptrans@*/ /* FIX: line alias is saved */ + if (opt[0] == '-' && opt[1] == '-') + item->option.longName = opt + 2; + else if (opt[0] == '-' && opt[2] == '\0') + item->option.shortName = opt[1]; + else { + const char * fn = opt; + + /* XXX handle globs and directories in fn? */ + if ((rc = poptReadFile(fn, &b, &nb, POPT_READFILE_TRIMNEWLINES)) != 0) + goto exit; + if (b == NULL || nb == 0) + goto exit; + + /* Append remaining text to the interpolated file option text. */ + if (*se != '\0') { + size_t nse = strlen(se) + 1; + if ((b = realloc(b, (nb + nse))) == NULL) /* XXX can't happen */ + goto exit; + (void) stpcpy( stpcpy(&b[nb-1], " "), se); + nb += nse; + } + se = b; + + /* Use the basename of the path as the long option name. */ + { const char * longName = strrchr(fn, '/'); + if (longName != NULL) + longName++; + else + longName = fn; + if (longName == NULL) /* XXX can't happen. */ + goto exit; + /* Single character basenames are treated as short options. */ + if (longName[1] != '\0') + item->option.longName = longName; + else + item->option.shortName = longName[0]; + } + } +/*@=temptrans@*/ + + if (poptParseArgvString(se, &item->argc, &item->argv)) goto exit; + +/*@-modobserver@*/ + item->option.argInfo = POPT_ARGFLAG_DOC_HIDDEN; + for (i = 0, j = 0; i < item->argc; i++, j++) { + const char * f; + if (!strncmp(item->argv[i], "--POPTdesc=", sizeof("--POPTdesc=")-1)) { + f = item->argv[i] + sizeof("--POPTdesc="); + if (f[0] == '$' && f[1] == '"') f++; + item->option.descrip = f; + item->option.argInfo &= ~POPT_ARGFLAG_DOC_HIDDEN; + j--; + } else + if (!strncmp(item->argv[i], "--POPTargs=", sizeof("--POPTargs=")-1)) { + f = item->argv[i] + sizeof("--POPTargs="); + if (f[0] == '$' && f[1] == '"') f++; + item->option.argDescrip = f; + item->option.argInfo &= ~POPT_ARGFLAG_DOC_HIDDEN; + item->option.argInfo |= POPT_ARG_STRING; + j--; + } else + if (j != i) + item->argv[j] = item->argv[i]; + } + if (j != i) { + item->argv[j] = NULL; + item->argc = j; + } +/*@=modobserver@*/ + +/*@-nullstate@*/ /* FIX: item->argv[] may be NULL */ + if (!strcmp(entryType, "alias")) + rc = poptAddItem(con, item, 0); + else if (!strcmp(entryType, "exec")) + rc = poptAddItem(con, item, 1); +/*@=nullstate@*/ +exit: + rc = 0; /* XXX for now, always return success */ + if (b) + free(b); + return rc; +} +/*@=compmempass@*/ + +int poptReadConfigFile(poptContext con, const char * fn) +{ + char * b = NULL, *be; + size_t nb = 0; + const char *se; + char *t, *te; + int rc; + int xx; + + if ((rc = poptReadFile(fn, &b, &nb, POPT_READFILE_TRIMNEWLINES)) != 0) + return (errno == ENOENT ? 0 : rc); + if (b == NULL || nb == 0) + return POPT_ERROR_BADCONFIG; + + if ((t = malloc(nb + 1)) == NULL) + goto exit; + te = t; + + be = (b + nb); + for (se = b; se < be; se++) { + switch (*se) { + case '\n': + *te = '\0'; + te = t; + while (*te && _isspaceptr(te)) te++; + if (*te && *te != '#') + xx = poptConfigLine(con, te); + /*@switchbreak@*/ break; +/*@-usedef@*/ /* XXX *se may be uninitialized */ + case '\\': + *te = *se++; + /* \ at the end of a line does not insert a \n */ + if (se < be && *se != '\n') { + te++; + *te++ = *se; + } + /*@switchbreak@*/ break; + default: + *te++ = *se; + /*@switchbreak@*/ break; +/*@=usedef@*/ + } + } + + free(t); + rc = 0; + +exit: + if (b) + free(b); + return rc; +} + +int poptReadConfigFiles(poptContext con, const char * paths) +{ + char * buf = (paths ? xstrdup(paths) : NULL); + const char * p; + char * pe; + int rc = 0; /* assume success */ + + for (p = buf; p != NULL && *p != '\0'; p = pe) { + const char ** av = NULL; + int ac = 0; + int i; + int xx; + + /* locate start of next path element */ + pe = strchr(p, ':'); + if (pe != NULL && *pe == ':') + *pe++ = '\0'; + else + pe = (char *) (p + strlen(p)); + + xx = poptGlob(con, p, &ac, &av); + + /* work-off each resulting file from the path element */ + for (i = 0; i < ac; i++) { + const char * fn = av[i]; + if (av[i] == NULL) /* XXX can't happen */ + /*@innercontinue@*/ continue; + /* XXX should '@' attention be pushed into poptReadConfigFile? */ + if (p[0] == '@' && p[1] != '(') { + if (fn[0] == '@' && fn[1] != '(') + fn++; + xx = poptSaneFile(fn); + if (!xx && rc == 0) + rc = POPT_ERROR_BADCONFIG; + /*@innercontinue@*/ continue; + } + xx = poptReadConfigFile(con, fn); + if (xx && rc == 0) + rc = xx; + free((void *)av[i]); + av[i] = NULL; + } + free(av); + av = NULL; + } + +/*@-usedef@*/ + if (buf) + free(buf); +/*@=usedef@*/ + + return rc; +} + +int poptReadDefaultConfig(poptContext con, /*@unused@*/ UNUSED(int useEnv)) +{ + static const char _popt_sysconfdir[] = POPT_SYSCONFDIR "/popt"; + static const char _popt_etc[] = "/etc/popt"; + char * home; + struct stat sb; + int rc = 0; /* assume success */ + + if (con->appName == NULL) goto exit; + + if (strcmp(_popt_sysconfdir, _popt_etc)) { + rc = poptReadConfigFile(con, _popt_sysconfdir); + if (rc) goto exit; + } + + rc = poptReadConfigFile(con, _popt_etc); + if (rc) goto exit; + +#if defined(HAVE_GLOB_H) + if (!stat("/etc/popt.d", &sb) && S_ISDIR(sb.st_mode)) { + const char ** av = NULL; + int ac = 0; + int i; + + if ((rc = poptGlob(con, "/etc/popt.d/*", &ac, &av)) == 0) { + for (i = 0; rc == 0 && i < ac; i++) { + const char * fn = av[i]; + if (fn == NULL || strstr(fn, ".rpmnew") || strstr(fn, ".rpmsave")) + continue; + if (!stat(fn, &sb)) { + if (!S_ISREG(sb.st_mode) && !S_ISLNK(sb.st_mode)) + continue; + } + rc = poptReadConfigFile(con, fn); + free((void *)av[i]); + av[i] = NULL; + } + free(av); + av = NULL; + } + } + if (rc) goto exit; +#endif + + if ((home = getenv("HOME"))) { + char * fn = malloc(strlen(home) + 20); + if (fn != NULL) { + (void) stpcpy(stpcpy(fn, home), "/.popt"); + rc = poptReadConfigFile(con, fn); + free(fn); + } else + rc = POPT_ERROR_ERRNO; + if (rc) goto exit; + } + +exit: + return rc; +} + +poptContext +poptFini(poptContext con) +{ + return poptFreeContext(con); +} + +poptContext +poptInit(int argc, const char ** argv, + const struct poptOption * options, const char * configPaths) +{ + poptContext con = NULL; + const char * argv0; + + if (argv == NULL || argv[0] == NULL || options == NULL) + return con; + + if ((argv0 = strrchr(argv[0], '/')) != NULL) argv0++; + else argv0 = argv[0]; + + con = poptGetContext(argv0, argc, (const char **)argv, options, 0); + if (con != NULL&& poptReadConfigFiles(con, configPaths)) + con = poptFini(con); + + return con; +} diff --git a/third_party/popt/popthelp.c b/third_party/popt/popthelp.c new file mode 100644 index 0000000..0d8548b --- /dev/null +++ b/third_party/popt/popthelp.c @@ -0,0 +1,925 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */ + +/** \ingroup popt + * \file popt/popthelp.c + */ + +/* (C) 1998-2002 Red Hat, Inc. -- Licensing details are in the COPYING + file accompanying popt source distributions, available from + ftp://ftp.rpm.org/pub/rpm/dist. */ + +#include "system.h" + +#define POPT_USE_TIOCGWINSZ +#ifdef POPT_USE_TIOCGWINSZ +#include <sys/ioctl.h> +#endif + +#define POPT_WCHAR_HACK +#ifdef POPT_WCHAR_HACK +#include <wchar.h> /* for mbsrtowcs */ +/*@access mbstate_t @*/ +#endif +#include "poptint.h" + +/*@access poptContext@*/ + +/** + * Display arguments. + * @param con context + * @param foo (unused) + * @param key option(s) + * @param arg (unused) + * @param data (unused) + */ +/*@exits@*/ +static void displayArgs(poptContext con, + /*@unused@*/ UNUSED(enum poptCallbackReason foo), + struct poptOption * key, + /*@unused@*/ UNUSED(const char * arg), + /*@unused@*/ UNUSED(void * data)) + /*@globals fileSystem@*/ + /*@modifies fileSystem@*/ +{ + if (key->shortName == '?') + poptPrintHelp(con, stdout, 0); + else + poptPrintUsage(con, stdout, 0); + +#if !defined(__LCLINT__) /* XXX keep both splint & valgrind happy */ + con = poptFreeContext(con); +#endif + exit(0); +} + +#ifdef NOTYET +/*@unchecked@*/ +static int show_option_defaults = 0; +#endif + +/** + * Empty table marker to enable displaying popt alias/exec options. + */ +/*@observer@*/ /*@unchecked@*/ +struct poptOption poptAliasOptions[] = { + POPT_TABLEEND +}; + +/** + * Auto help table options. + */ +/*@-castfcnptr@*/ +/*@observer@*/ /*@unchecked@*/ +struct poptOption poptHelpOptions[] = { + { NULL, '\0', POPT_ARG_CALLBACK, (void *)displayArgs, 0, NULL, NULL }, + { "help", '?', 0, NULL, (int)'?', N_("Show this help message"), NULL }, + { "usage", '\0', 0, NULL, (int)'u', N_("Display brief usage message"), NULL }, + POPT_TABLEEND +} ; + +/*@observer@*/ /*@unchecked@*/ +static struct poptOption poptHelpOptions2[] = { +/*@-readonlytrans@*/ + { NULL, '\0', POPT_ARG_INTL_DOMAIN, PACKAGE, 0, NULL, NULL}, +/*@=readonlytrans@*/ + { NULL, '\0', POPT_ARG_CALLBACK, (void *)displayArgs, 0, NULL, NULL }, + { "help", '?', 0, NULL, (int)'?', N_("Show this help message"), NULL }, + { "usage", '\0', 0, NULL, (int)'u', N_("Display brief usage message"), NULL }, +#ifdef NOTYET + { "defaults", '\0', POPT_ARG_NONE, &show_option_defaults, 0, + N_("Display option defaults in message"), NULL }, +#endif + { "", '\0', 0, NULL, 0, N_("Terminate options"), NULL }, + POPT_TABLEEND +} ; + +/*@observer@*/ /*@unchecked@*/ +struct poptOption * poptHelpOptionsI18N = poptHelpOptions2; +/*@=castfcnptr@*/ + +#define _POPTHELP_MAXLINE ((size_t)79) + +typedef struct columns_s { + size_t cur; + size_t max; +} * columns_t; + +/** + * Return no. of columns in output window. + * @param fp FILE + * @return no. of columns + */ +static size_t maxColumnWidth(FILE *fp) + /*@*/ +{ + size_t maxcols = _POPTHELP_MAXLINE; +#if defined(TIOCGWINSZ) + struct winsize ws; + int fdno = fileno(fp ? fp : stdout); + + memset(&ws, 0, sizeof(ws)); + if (fdno >= 0 && !ioctl(fdno, (unsigned long)TIOCGWINSZ, &ws)) { + size_t ws_col = (size_t)ws.ws_col; + if (ws_col > maxcols && ws_col < (size_t)256) + maxcols = ws_col - 1; + } +#endif + return maxcols; +} + +/** + * Determine number of display characters in a string. + * @param s string + * @return no. of display characters. + */ +static inline size_t stringDisplayWidth(const char *s) + /*@*/ +{ + size_t n = strlen(s); +#ifdef POPT_WCHAR_HACK + mbstate_t t; + + memset ((void *)&t, 0, sizeof (t)); /* In initial state. */ + /* Determine number of display characters. */ + n = mbsrtowcs (NULL, &s, n, &t); +#else + n = 0; + for (; *s; s = POPT_next_char(s)) + n++; +#endif + + return n; +} + +/** + * @param opt option(s) + */ +/*@observer@*/ /*@null@*/ static const char * +getTableTranslationDomain(/*@null@*/ const struct poptOption *opt) + /*@*/ +{ + if (opt != NULL) + for (; opt->longName || opt->shortName || opt->arg; opt++) { + if (opt->argInfo == POPT_ARG_INTL_DOMAIN) + return opt->arg; + } + return NULL; +} + +/** + * @param opt option(s) + * @param translation_domain translation domain + */ +/*@observer@*/ /*@null@*/ static const char * +getArgDescrip(const struct poptOption * opt, + /*@-paramuse@*/ /* FIX: i18n macros disabled with lclint */ + /*@null@*/ const char * translation_domain) + /*@=paramuse@*/ + /*@*/ +{ + if (!poptArgType(opt)) return NULL; + + if (poptArgType(opt) == POPT_ARG_MAINCALL) + return opt->argDescrip; + if (poptArgType(opt) == POPT_ARG_ARGV) + return opt->argDescrip; + + if (opt->argDescrip) { + /* Some strings need popt library, not application, i18n domain. */ + if (opt == (poptHelpOptions + 1) + || opt == (poptHelpOptions + 2) + || !strcmp(opt->argDescrip, N_("Help options:")) + || !strcmp(opt->argDescrip, N_("Options implemented via popt alias/exec:"))) + return POPT_(opt->argDescrip); + + /* Use the application i18n domain. */ + return D_(translation_domain, opt->argDescrip); + } + + switch (poptArgType(opt)) { + case POPT_ARG_NONE: return POPT_("NONE"); +#ifdef DYING + case POPT_ARG_VAL: return POPT_("VAL"); +#else + case POPT_ARG_VAL: return NULL; +#endif + case POPT_ARG_INT: return POPT_("INT"); + case POPT_ARG_SHORT: return POPT_("SHORT"); + case POPT_ARG_LONG: return POPT_("LONG"); + case POPT_ARG_LONGLONG: return POPT_("LONGLONG"); + case POPT_ARG_STRING: return POPT_("STRING"); + case POPT_ARG_FLOAT: return POPT_("FLOAT"); + case POPT_ARG_DOUBLE: return POPT_("DOUBLE"); + case POPT_ARG_MAINCALL: return NULL; + case POPT_ARG_ARGV: return NULL; + default: return POPT_("ARG"); + } +} + +/** + * Display default value for an option. + * @param lineLength display positions remaining + * @param opt option(s) + * @param translation_domain translation domain + * @return + */ +static /*@only@*/ /*@null@*/ char * +singleOptionDefaultValue(size_t lineLength, + const struct poptOption * opt, + /*@-paramuse@*/ /* FIX: i18n macros disabled with lclint */ + /*@null@*/ const char * translation_domain) + /*@=paramuse@*/ + /*@*/ +{ + const char * defstr = D_(translation_domain, "default"); + char * le = malloc(4*lineLength + 1); + char * l = le; + + if (le == NULL) return NULL; /* XXX can't happen */ + *le = '\0'; + *le++ = '('; + le = stpcpy(le, defstr); + *le++ = ':'; + *le++ = ' '; + if (opt->arg) { /* XXX programmer error */ + poptArg arg = { .ptr = opt->arg }; + switch (poptArgType(opt)) { + case POPT_ARG_VAL: + case POPT_ARG_INT: + le += sprintf(le, "%d", arg.intp[0]); + break; + case POPT_ARG_SHORT: + le += sprintf(le, "%hd", arg.shortp[0]); + break; + case POPT_ARG_LONG: + le += sprintf(le, "%ld", arg.longp[0]); + break; + case POPT_ARG_LONGLONG: + le += sprintf(le, "%lld", arg.longlongp[0]); + break; + case POPT_ARG_FLOAT: + { double aDouble = (double) arg.floatp[0]; + le += sprintf(le, "%g", aDouble); + } break; + case POPT_ARG_DOUBLE: + le += sprintf(le, "%g", arg.doublep[0]); + break; + case POPT_ARG_MAINCALL: + le += sprintf(le, "%p", opt->arg); + break; + case POPT_ARG_ARGV: + le += sprintf(le, "%p", opt->arg); + break; + case POPT_ARG_STRING: + { const char * s = arg.argv[0]; + if (s == NULL) + le = stpcpy(le, "null"); + else { + size_t limit = 4*lineLength - (le - l) - sizeof("\"\")"); + size_t slen; + *le++ = '"'; + strncpy(le, s, limit); le[limit] = '\0'; le += (slen = strlen(le)); + if (slen == limit && s[limit]) + le[-1] = le[-2] = le[-3] = '.'; + *le++ = '"'; + } + } break; + case POPT_ARG_NONE: + default: + l = _free(l); + return NULL; + /*@notreached@*/ break; + } + } + *le++ = ')'; + *le = '\0'; + + return l; +} + +/** + * Display help text for an option. + * @param fp output file handle + * @param columns output display width control + * @param opt option(s) + * @param translation_domain translation domain + */ +static void singleOptionHelp(FILE * fp, columns_t columns, + const struct poptOption * opt, + /*@null@*/ const char * translation_domain) + /*@globals fileSystem @*/ + /*@modifies fp, fileSystem @*/ +{ + size_t maxLeftCol = columns->cur; + size_t indentLength = maxLeftCol + 5; + size_t lineLength = columns->max - indentLength; + const char * help = D_(translation_domain, opt->descrip); + const char * argDescrip = getArgDescrip(opt, translation_domain); + /* Display shortName iff printable non-space. */ + int prtshort = (int)(isprint((int)opt->shortName) && opt->shortName != ' '); + size_t helpLength; + char * defs = NULL; + char * left; + size_t nb = maxLeftCol + 1; + int displaypad = 0; + int xx; + + /* Make sure there's more than enough room in target buffer. */ + if (opt->longName) nb += strlen(opt->longName); + if (F_ISSET(opt, TOGGLE)) nb += sizeof("[no]") - 1; + if (argDescrip) nb += strlen(argDescrip); + + left = malloc(nb); + if (left == NULL) return; /* XXX can't happen */ + left[0] = '\0'; + left[maxLeftCol] = '\0'; + +#define prtlong (opt->longName != NULL) /* XXX splint needs a clue */ + if (!(prtshort || prtlong)) + goto out; + if (prtshort && prtlong) { + char *dash = F_ISSET(opt, ONEDASH) ? "-" : "--"; + left[0] = '-'; + left[1] = opt->shortName; + (void) stpcpy(stpcpy(stpcpy(left+2, ", "), dash), opt->longName); + } else if (prtshort) { + left[0] = '-'; + left[1] = opt->shortName; + left[2] = '\0'; + } else if (prtlong) { + /* XXX --long always padded for alignment with/without "-X, ". */ + char *dash = poptArgType(opt) == POPT_ARG_MAINCALL ? "" + : (F_ISSET(opt, ONEDASH) ? "-" : "--"); + const char *longName = opt->longName; + const char *toggle; + if (F_ISSET(opt, TOGGLE)) { + toggle = "[no]"; + if (longName[0] == 'n' && longName[1] == 'o') { + longName += sizeof("no") - 1; + if (longName[0] == '-') + longName++; + } + } else + toggle = ""; + (void) stpcpy(stpcpy(stpcpy(stpcpy(left, " "), dash), toggle), longName); + } +#undef prtlong + + if (argDescrip) { + char * le = left + strlen(left); + + if (F_ISSET(opt, OPTIONAL)) + *le++ = '['; + + /* Choose type of output */ + if (F_ISSET(opt, SHOW_DEFAULT)) { + defs = singleOptionDefaultValue(lineLength, opt, translation_domain); + if (defs) { + char * t = malloc((help ? strlen(help) : 0) + + strlen(defs) + sizeof(" ")); + if (t) { + char * te = t; + if (help) + te = stpcpy(te, help); + *te++ = ' '; + strcpy(te, defs); + defs = _free(defs); + defs = t; + } + } + } + + if (opt->argDescrip == NULL) { + switch (poptArgType(opt)) { + case POPT_ARG_NONE: + break; + case POPT_ARG_VAL: +#ifdef NOTNOW /* XXX pug ugly nerdy output */ + { long aLong = opt->val; + int ops = F_ISSET(opt, LOGICALOPS); + int negate = F_ISSET(opt, NOT); + + /* Don't bother displaying typical values */ + if (!ops && (aLong == 0L || aLong == 1L || aLong == -1L)) + break; + *le++ = '['; + switch (ops) { + case POPT_ARGFLAG_OR: + *le++ = '|'; + /*@innerbreak@*/ break; + case POPT_ARGFLAG_AND: + *le++ = '&'; + /*@innerbreak@*/ break; + case POPT_ARGFLAG_XOR: + *le++ = '^'; + /*@innerbreak@*/ break; + default: + /*@innerbreak@*/ break; + } + *le++ = (opt->longName != NULL ? '=' : ' '); + if (negate) *le++ = '~'; + /*@-formatconst@*/ + le += sprintf(le, (ops ? "0x%lx" : "%ld"), aLong); + /*@=formatconst@*/ + *le++ = ']'; + } +#endif + break; + case POPT_ARG_INT: + case POPT_ARG_SHORT: + case POPT_ARG_LONG: + case POPT_ARG_LONGLONG: + case POPT_ARG_FLOAT: + case POPT_ARG_DOUBLE: + case POPT_ARG_STRING: + *le++ = (opt->longName != NULL ? '=' : ' '); + le = stpcpy(le, argDescrip); + break; + default: + break; + } + } else { + char *leo; + + /* XXX argDescrip[0] determines "--foo=bar" or "--foo bar". */ + if (!strchr(" =(", argDescrip[0])) + *le++ = ((poptArgType(opt) == POPT_ARG_MAINCALL) ? ' ' : + (poptArgType(opt) == POPT_ARG_ARGV) ? ' ' : '='); + le = stpcpy(leo = le, argDescrip); + + /* Adjust for (possible) wide characters. */ + displaypad = (int)((le - leo) - stringDisplayWidth(argDescrip)); + } + if (F_ISSET(opt, OPTIONAL)) + *le++ = ']'; + *le = '\0'; + } + + if (help) + xx = POPT_fprintf(fp," %-*s ", (int)(maxLeftCol+displaypad), left); + else { + xx = POPT_fprintf(fp," %s\n", left); + goto out; + } + + left = _free(left); + if (defs) + help = defs; + + helpLength = strlen(help); + while (helpLength > lineLength) { + const char * ch; + char format[16]; + + ch = help + lineLength - 1; + while (ch > help && !_isspaceptr(ch)) + ch = POPT_prev_char(ch); + if (ch == help) break; /* give up */ + while (ch > (help + 1) && _isspaceptr(ch)) + ch = POPT_prev_char (ch); + ch = POPT_next_char(ch); + + /* + * XXX strdup is necessary to add NUL terminator so that an unknown + * no. of (possible) multi-byte characters can be displayed. + */ + { char * fmthelp = xstrdup(help); + if (fmthelp) { + fmthelp[ch - help] = '\0'; + sprintf(format, "%%s\n%%%ds", (int) indentLength); + /*@-formatconst@*/ + xx = POPT_fprintf(fp, format, fmthelp, " "); + /*@=formatconst@*/ + free(fmthelp); + } + } + + help = ch; + while (_isspaceptr(help) && *help) + help = POPT_next_char(help); + helpLength = strlen(help); + } + + if (helpLength) fprintf(fp, "%s\n", help); + help = NULL; + +out: + /*@-dependenttrans@*/ + defs = _free(defs); + /*@=dependenttrans@*/ + left = _free(left); +} + +/** + * Find display width for longest argument string. + * @param opt option(s) + * @param translation_domain translation domain + * @return display width + */ +static size_t maxArgWidth(const struct poptOption * opt, + /*@null@*/ const char * translation_domain) + /*@*/ +{ + size_t max = 0; + size_t len = 0; + const char * argDescrip; + + if (opt != NULL) + while (opt->longName || opt->shortName || opt->arg) { + if (poptArgType(opt) == POPT_ARG_INCLUDE_TABLE) { + if (opt->arg) /* XXX program error */ + len = maxArgWidth(opt->arg, translation_domain); + if (len > max) max = len; + } else if (!F_ISSET(opt, DOC_HIDDEN)) { + len = sizeof(" ")-1; + /* XXX --long always padded for alignment with/without "-X, ". */ + len += sizeof("-X, ")-1; + if (opt->longName) { + len += (F_ISSET(opt, ONEDASH) ? sizeof("-") : sizeof("--")) - 1; + len += strlen(opt->longName); + } + + argDescrip = getArgDescrip(opt, translation_domain); + + if (argDescrip) { + + /* XXX argDescrip[0] determines "--foo=bar" or "--foo bar". */ + if (!strchr(" =(", argDescrip[0])) len += sizeof("=")-1; + + /* Adjust for (possible) wide characters. */ + len += stringDisplayWidth(argDescrip); + } + + if (F_ISSET(opt, OPTIONAL)) len += sizeof("[]")-1; + if (len > max) max = len; + } + opt++; + } + + return max; +} + +/** + * Display popt alias and exec help. + * @param fp output file handle + * @param items alias/exec array + * @param nitems no. of alias/exec entries + * @param columns output display width control + * @param translation_domain translation domain + */ +static void itemHelp(FILE * fp, + /*@null@*/ poptItem items, int nitems, + columns_t columns, + /*@null@*/ const char * translation_domain) + /*@globals fileSystem @*/ + /*@modifies fp, fileSystem @*/ +{ + poptItem item; + int i; + + if (items != NULL) + for (i = 0, item = items; i < nitems; i++, item++) { + const struct poptOption * opt; + opt = &item->option; + if ((opt->longName || opt->shortName) && !F_ISSET(opt, DOC_HIDDEN)) + singleOptionHelp(fp, columns, opt, translation_domain); + } +} + +/** + * Display help text for a table of options. + * @param con context + * @param fp output file handle + * @param table option(s) + * @param columns output display width control + * @param translation_domain translation domain + */ +static void singleTableHelp(poptContext con, FILE * fp, + /*@null@*/ const struct poptOption * table, + columns_t columns, + /*@null@*/ const char * translation_domain) + /*@globals fileSystem @*/ + /*@modifies fp, columns->cur, fileSystem @*/ +{ + const struct poptOption * opt; + const char *sub_transdom; + int xx; + + if (table == poptAliasOptions) { + itemHelp(fp, con->aliases, con->numAliases, columns, NULL); + itemHelp(fp, con->execs, con->numExecs, columns, NULL); + return; + } + + if (table != NULL) + for (opt = table; opt->longName || opt->shortName || opt->arg; opt++) { + if ((opt->longName || opt->shortName) && !F_ISSET(opt, DOC_HIDDEN)) + singleOptionHelp(fp, columns, opt, translation_domain); + } + + if (table != NULL) + for (opt = table; opt->longName || opt->shortName || opt->arg; opt++) { + if (poptArgType(opt) != POPT_ARG_INCLUDE_TABLE) + continue; + sub_transdom = getTableTranslationDomain(opt->arg); + if (sub_transdom == NULL) + sub_transdom = translation_domain; + + /* If no popt aliases/execs, skip poptAliasOption processing. */ + if (opt->arg == poptAliasOptions && !(con->numAliases || con->numExecs)) + continue; + if (opt->descrip) + xx = POPT_fprintf(fp, "\n%s\n", D_(sub_transdom, opt->descrip)); + + singleTableHelp(con, fp, opt->arg, columns, sub_transdom); + } +} + +/** + * @param con context + * @param fp output file handle + */ +static size_t showHelpIntro(poptContext con, FILE * fp) + /*@globals fileSystem @*/ + /*@modifies fp, fileSystem @*/ +{ + size_t len = (size_t)6; + int xx; + + xx = POPT_fprintf(fp, POPT_("Usage:")); + if (!(con->flags & POPT_CONTEXT_KEEP_FIRST)) { + struct optionStackEntry * os = con->optionStack; + const char * fn = (os->argv ? os->argv[0] : NULL); + if (fn == NULL) return len; + if (strchr(fn, '/')) fn = strrchr(fn, '/') + 1; + /* XXX POPT_fprintf not needed for argv[0] display. */ + fprintf(fp, " %s", fn); + len += strlen(fn) + 1; + } + + return len; +} + +void poptPrintHelp(poptContext con, FILE * fp, /*@unused@*/ UNUSED(int flags)) +{ + columns_t columns = calloc((size_t)1, sizeof(*columns)); + int xx; + + (void) showHelpIntro(con, fp); + if (con->otherHelp) + xx = POPT_fprintf(fp, " %s\n", con->otherHelp); + else + xx = POPT_fprintf(fp, " %s\n", POPT_("[OPTION...]")); + + if (columns) { + columns->cur = maxArgWidth(con->options, NULL); + columns->max = maxColumnWidth(fp); + singleTableHelp(con, fp, con->options, columns, NULL); + free(columns); + } +} + +/** + * Display usage text for an option. + * @param fp output file handle + * @param columns output display width control + * @param opt option(s) + * @param translation_domain translation domain + */ +static size_t singleOptionUsage(FILE * fp, columns_t columns, + const struct poptOption * opt, + /*@null@*/ const char *translation_domain) + /*@globals fileSystem @*/ + /*@modifies fp, columns->cur, fileSystem @*/ +{ + size_t len = sizeof(" []")-1; + const char * argDescrip = getArgDescrip(opt, translation_domain); + /* Display shortName iff printable non-space. */ + int prtshort = (int)(isprint((int)opt->shortName) && opt->shortName != ' '); + +#define prtlong (opt->longName != NULL) /* XXX splint needs a clue */ + if (!(prtshort || prtlong)) + return columns->cur; + + len = sizeof(" []")-1; + if (prtshort) + len += sizeof("-c")-1; + if (prtlong) { + if (prtshort) len += sizeof("|")-1; + len += (F_ISSET(opt, ONEDASH) ? sizeof("-") : sizeof("--")) - 1; + len += strlen(opt->longName); + } + + if (argDescrip) { + + /* XXX argDescrip[0] determines "--foo=bar" or "--foo bar". */ + if (!strchr(" =(", argDescrip[0])) len += sizeof("=")-1; + + /* Adjust for (possible) wide characters. */ + len += stringDisplayWidth(argDescrip); + } + + if ((columns->cur + len) > columns->max) { + fprintf(fp, "\n "); + columns->cur = (size_t)7; + } + + fprintf(fp, " ["); + if (prtshort) + fprintf(fp, "-%c", opt->shortName); + if (prtlong) + fprintf(fp, "%s%s%s", + (prtshort ? "|" : ""), + (F_ISSET(opt, ONEDASH) ? "-" : "--"), + opt->longName); +#undef prtlong + + if (argDescrip) { + /* XXX argDescrip[0] determines "--foo=bar" or "--foo bar". */ + if (!strchr(" =(", argDescrip[0])) fprintf(fp, "="); + fprintf(fp, "%s", argDescrip); + } + fprintf(fp, "]"); + + return columns->cur + len + 1; +} + +/** + * Display popt alias and exec usage. + * @param fp output file handle + * @param columns output display width control + * @param item alias/exec array + * @param nitems no. of ara/exec entries + * @param translation_domain translation domain + */ +static size_t itemUsage(FILE * fp, columns_t columns, + /*@null@*/ poptItem item, int nitems, + /*@null@*/ const char * translation_domain) + /*@globals fileSystem @*/ + /*@modifies fp, columns->cur, fileSystem @*/ +{ + int i; + + if (item != NULL) + for (i = 0; i < nitems; i++, item++) { + const struct poptOption * opt; + opt = &item->option; + if (poptArgType(opt) == POPT_ARG_INTL_DOMAIN) { + translation_domain = (const char *)opt->arg; + } else + if ((opt->longName || opt->shortName) && !F_ISSET(opt, DOC_HIDDEN)) { + columns->cur = singleOptionUsage(fp, columns, opt, translation_domain); + } + } + + return columns->cur; +} + +/** + * Keep track of option tables already processed. + */ +typedef struct poptDone_s { + int nopts; + int maxopts; +/*@null@*/ + const void ** opts; +} * poptDone; + +/** + * Display usage text for a table of options. + * @param con context + * @param fp output file handle + * @param columns output display width control + * @param opt option(s) + * @param translation_domain translation domain + * @param done tables already processed + * @return + */ +static size_t singleTableUsage(poptContext con, FILE * fp, columns_t columns, + /*@null@*/ const struct poptOption * opt, + /*@null@*/ const char * translation_domain, + /*@null@*/ poptDone done) + /*@globals fileSystem @*/ + /*@modifies fp, columns->cur, done, fileSystem @*/ +{ + if (opt != NULL) + for (; (opt->longName || opt->shortName || opt->arg) ; opt++) { + if (poptArgType(opt) == POPT_ARG_INTL_DOMAIN) { + translation_domain = (const char *)opt->arg; + } else + if (poptArgType(opt) == POPT_ARG_INCLUDE_TABLE) { + if (done) { + int i = 0; + if (done->opts != NULL) + for (i = 0; i < done->nopts; i++) { + const void * that = done->opts[i]; + if (that == NULL || that != opt->arg) + /*@innercontinue@*/ continue; + /*@innerbreak@*/ break; + } + /* Skip if this table has already been processed. */ + if (opt->arg == NULL || i < done->nopts) + continue; + if (done->opts != NULL && done->nopts < done->maxopts) + done->opts[done->nopts++] = (const void *) opt->arg; + } + columns->cur = singleTableUsage(con, fp, columns, opt->arg, + translation_domain, done); + } else + if ((opt->longName || opt->shortName) && !F_ISSET(opt, DOC_HIDDEN)) { + columns->cur = singleOptionUsage(fp, columns, opt, translation_domain); + } + } + + return columns->cur; +} + +/** + * Return concatenated short options for display. + * @todo Sub-tables should be recursed. + * @param opt option(s) + * @param fp output file handle + * @retval str concatenation of short options + * @return length of display string + */ +static size_t showShortOptions(const struct poptOption * opt, FILE * fp, + /*@null@*/ char * str) + /*@globals fileSystem @*/ + /*@modifies str, *fp, fileSystem @*/ + /*@requires maxRead(str) >= 0 @*/ +{ + /* bufsize larger then the ascii set, lazy allocation on top level call. */ + size_t nb = (size_t)300; + char * s = (str != NULL ? str : calloc((size_t)1, nb)); + size_t len = (size_t)0; + + if (s == NULL) + return 0; + + if (opt != NULL) + for (; (opt->longName || opt->shortName || opt->arg); opt++) { + if (!F_ISSET(opt, DOC_HIDDEN) && opt->shortName && !poptArgType(opt)) + { + /* Display shortName iff unique printable non-space. */ + if (!strchr(s, opt->shortName) && isprint((int)opt->shortName) + && opt->shortName != ' ') + s[strlen(s)] = opt->shortName; + } else if (poptArgType(opt) == POPT_ARG_INCLUDE_TABLE) + if (opt->arg) /* XXX program error */ + len = showShortOptions(opt->arg, fp, s); + } + + /* On return to top level, print the short options, return print length. */ + if (s != str && *s != '\0') { + fprintf(fp, " [-%s]", s); + len = strlen(s) + sizeof(" [-]")-1; + } +/*@-temptrans@*/ /* LCL: local s, not str arg, is being freed. */ + if (s != str) + free(s); +/*@=temptrans@*/ + return len; +} + +void poptPrintUsage(poptContext con, FILE * fp, /*@unused@*/ UNUSED(int flags)) +{ + columns_t columns = calloc((size_t)1, sizeof(*columns)); + struct poptDone_s done_buf; + poptDone done = &done_buf; + + memset(done, 0, sizeof(*done)); + done->nopts = 0; + done->maxopts = 64; + if (columns) { + columns->cur = done->maxopts * sizeof(*done->opts); + columns->max = maxColumnWidth(fp); + done->opts = calloc((size_t)1, columns->cur); + /*@-keeptrans@*/ + if (done->opts != NULL) + done->opts[done->nopts++] = (const void *) con->options; + /*@=keeptrans@*/ + + columns->cur = showHelpIntro(con, fp); + columns->cur += showShortOptions(con->options, fp, NULL); + columns->cur = singleTableUsage(con, fp, columns, con->options, NULL, done); + columns->cur = itemUsage(fp, columns, con->aliases, con->numAliases, NULL); + columns->cur = itemUsage(fp, columns, con->execs, con->numExecs, NULL); + + if (con->otherHelp) { + columns->cur += strlen(con->otherHelp) + 1; + if (columns->cur > columns->max) fprintf(fp, "\n "); + fprintf(fp, " %s", con->otherHelp); + } + + fprintf(fp, "\n"); + if (done->opts != NULL) + free(done->opts); + free(columns); + } +} + +void poptSetOtherOptionHelp(poptContext con, const char * text) +{ + con->otherHelp = _free(con->otherHelp); + con->otherHelp = xstrdup(text); +} diff --git a/third_party/popt/poptint.c b/third_party/popt/poptint.c new file mode 100644 index 0000000..1af46ff --- /dev/null +++ b/third_party/popt/poptint.c @@ -0,0 +1,199 @@ +#include "system.h" +#include <stdarg.h> +#include "poptint.h" + +/* Any pair of 32 bit hashes can be used. lookup3.c generates pairs, will do. */ +#define _JLU3_jlu32lpair 1 +#define jlu32lpair poptJlu32lpair +#include "lookup3.c" + +/*@-varuse +charint +ignoresigns @*/ +/*@unchecked@*/ /*@observer@*/ +static const unsigned char utf8_skip_data[256] = { + 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, + 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, + 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, + 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, + 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, + 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, + 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, + 3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,6,6,1,1 +}; +/*@=varuse =charint =ignoresigns @*/ + +const char * +POPT_prev_char (const char *str) +{ + const char *p = str; + + while (1) { + p--; + if (((unsigned)*p & 0xc0) != (unsigned)0x80) + return p; + } +} + +const char * +POPT_next_char (const char *str) +{ + const char *p = str; + + while (*p != '\0') { + p++; + if (((unsigned)*p & 0xc0) != (unsigned)0x80) + break; + } + return p; +} + +#if !defined(POPT_fprintf) /* XXX lose all the goop ... */ + +#if defined(HAVE_DCGETTEXT) && !defined(__LCLINT__) +/* + * Rebind a "UTF-8" codeset for popt's internal use. + */ +char * +POPT_dgettext(const char * dom, const char * str) +{ + char * codeset = NULL; + char * retval = NULL; + + if (!dom) + dom = textdomain(NULL); + codeset = bind_textdomain_codeset(dom, NULL); + bind_textdomain_codeset(dom, "UTF-8"); + retval = dgettext(dom, str); + bind_textdomain_codeset(dom, codeset); + + return retval; +} +#endif + +#ifdef HAVE_ICONV +/** + * Return malloc'd string converted from UTF-8 to current locale. + * @param istr input string (UTF-8 encoding assumed) + * @return localized string + */ +static /*@only@*/ /*@null@*/ char * +strdup_locale_from_utf8 (/*@null@*/ char * istr) + /*@*/ +{ + char * codeset = NULL; + char * ostr = NULL; + iconv_t cd; + + if (istr == NULL) + return NULL; + +#ifdef HAVE_LANGINFO_H + codeset = nl_langinfo ((nl_item)CODESET); +#endif + + if (codeset != NULL && strcmp(codeset, "UTF-8") != 0 + && (cd = iconv_open(codeset, "UTF-8")) != (iconv_t)-1) + { + char * shift_pin = NULL; + size_t db = strlen(istr); +/*@owned@*/ + char * dstr = malloc((db + 1) * sizeof(*dstr)); + char * pin = istr; + char * pout = dstr; + size_t ib = db; + size_t ob = db; + size_t err; + + if (dstr == NULL) + return NULL; + err = iconv(cd, NULL, NULL, NULL, NULL); + while (1) { + *pout = '\0'; + err = iconv(cd, &pin, &ib, &pout, &ob); + if (err != (size_t)-1) { + if (shift_pin == NULL) { + shift_pin = pin; + pin = NULL; + ib = 0; + continue; + } + } else + switch (errno) { + case E2BIG: + { size_t used = (size_t)(pout - dstr); + db *= 2; + dstr = realloc(dstr, (db + 1) * sizeof(*dstr)); + if (dstr != NULL) { + pout = dstr + used; + ob = db - used; + continue; + } + } /*@switchbreak@*/ break; + case EINVAL: + case EILSEQ: + default: + /*@switchbreak@*/ break; + } + break; + } + (void) iconv_close(cd); + *pout = '\0'; + ostr = xstrdup(dstr); + free(dstr); + } else + ostr = xstrdup(istr); + + return ostr; +} +#endif + +int +POPT_fprintf (FILE * stream, const char * format, ...) +{ + char * b = NULL, * ob = NULL; + int rc; + va_list ap; + +#if defined(HAVE_VASPRINTF) && !defined(__LCLINT__) + va_start(ap, format); + if ((rc = vasprintf(&b, format, ap)) < 0) + b = NULL; + va_end(ap); +#else + size_t nb = (size_t)1; + + /* HACK: add +1 to the realloc no. of bytes "just in case". */ + /* XXX Likely unneeded, the issues wrto vsnprintf(3) return b0rkage have + * to do with whether the final '\0' is counted (or not). The code + * below already adds +1 for the (possibly already counted) trailing NUL. + */ + while ((b = realloc(b, nb+1)) != NULL) { + va_start(ap, format); + rc = vsnprintf(b, nb, format, ap); + va_end(ap); + if (rc > -1) { /* glibc 2.1 */ + if ((size_t)rc < nb) + break; + nb = (size_t)(rc + 1); /* precise buffer length known */ + } else /* glibc 2.0 */ + nb += (nb < (size_t)100 ? (size_t)100 : nb); + ob = b; + } +#endif + + rc = 0; + if (b != NULL) { +#ifdef HAVE_ICONV + ob = strdup_locale_from_utf8(b); + if (ob != NULL) { + rc = fprintf(stream, "%s", ob); + free(ob); + } else +#endif + rc = fprintf(stream, "%s", b); + free (b); + } + + return rc; +} + +#endif /* !defined(POPT_fprintf) */ diff --git a/third_party/popt/poptint.h b/third_party/popt/poptint.h new file mode 100644 index 0000000..80cbaca --- /dev/null +++ b/third_party/popt/poptint.h @@ -0,0 +1,222 @@ +/** \ingroup popt + * \file popt/poptint.h + */ + +/* (C) 1998-2000 Red Hat, Inc. -- Licensing details are in the COPYING + file accompanying popt source distributions, available from + ftp://ftp.rpm.org/pub/rpm/dist. */ + +#ifndef H_POPTINT +#define H_POPTINT + +#include <stdint.h> + +/** + * Wrapper to free(3), hides const compilation noise, permit NULL, return NULL. + * @param p memory to free + * @retval NULL always + */ +/*@unused@*/ static inline /*@null@*/ void * +_free(/*@only@*/ /*@null@*/ const void * p) + /*@modifies p @*/ +{ + if (p != NULL) free((void *)p); + return NULL; +} + +/* Bit mask macros. */ +/*@-exporttype -redef @*/ +typedef unsigned int __pbm_bits; +/*@=exporttype =redef @*/ +#define __PBM_NBITS (8 * sizeof (__pbm_bits)) +#define __PBM_IX(d) ((d) / __PBM_NBITS) +#define __PBM_MASK(d) ((__pbm_bits) 1 << (((unsigned)(d)) % __PBM_NBITS)) +/*@-exporttype -redef @*/ +typedef struct { + __pbm_bits bits[1]; +} pbm_set; +/*@=exporttype =redef @*/ +#define __PBM_BITS(set) ((set)->bits) + +#define PBM_ALLOC(d) calloc(__PBM_IX (d) + 1, sizeof(__pbm_bits)) +#define PBM_FREE(s) _free(s); +#define PBM_SET(d, s) (__PBM_BITS (s)[__PBM_IX (d)] |= __PBM_MASK (d)) +#define PBM_CLR(d, s) (__PBM_BITS (s)[__PBM_IX (d)] &= ~__PBM_MASK (d)) +#define PBM_ISSET(d, s) ((__PBM_BITS (s)[__PBM_IX (d)] & __PBM_MASK (d)) != 0) + +extern void poptJlu32lpair(/*@null@*/ const void *key, size_t size, + uint32_t *pc, uint32_t *pb) + /*@modifies *pc, *pb@*/; + +/** \ingroup popt + * Typedef's for string and array of strings. + */ +/*@-exporttype@*/ +typedef const char * poptString; +typedef poptString * poptArgv; +/*@=exporttype@*/ + +/** \ingroup popt + * A union to simplify opt->arg access without casting. + */ +/*@-exporttype -fielduse@*/ +typedef union poptArg_u { +/*@shared@*/ + void * ptr; + int * intp; + short * shortp; + long * longp; + long long * longlongp; + float * floatp; + double * doublep; + const char ** argv; + poptCallbackType cb; +/*@shared@*/ + poptOption opt; +} poptArg; +/*@=exporttype =fielduse@*/ + +/*@-exportvar@*/ +/*@unchecked@*/ +extern unsigned int _poptArgMask; +/*@unchecked@*/ +extern unsigned int _poptGroupMask; +/*@=exportvar@*/ + +#define poptArgType(_opt) ((_opt)->argInfo & _poptArgMask) +#define poptGroup(_opt) ((_opt)->argInfo & _poptGroupMask) + +#define F_ISSET(_opt, _FLAG) ((_opt)->argInfo & POPT_ARGFLAG_##_FLAG) +#define LF_ISSET(_FLAG) (argInfo & POPT_ARGFLAG_##_FLAG) +#define CBF_ISSET(_opt, _FLAG) ((_opt)->argInfo & POPT_CBFLAG_##_FLAG) + +/* XXX sick hack to preserve pretense of a popt-1.x ABI. */ +#define poptSubstituteHelpI18N(opt) \ + { /*@-observertrans@*/ \ + if ((opt) == poptHelpOptions) (opt) = poptHelpOptionsI18N; \ + /*@=observertrans@*/ } + +struct optionStackEntry { + int argc; +/*@only@*/ /*@null@*/ + poptArgv argv; +/*@only@*/ /*@null@*/ + pbm_set * argb; + int next; +/*@only@*/ /*@null@*/ + char * nextArg; +/*@observer@*/ /*@null@*/ + const char * nextCharArg; +/*@dependent@*/ /*@null@*/ + poptItem currAlias; + int stuffed; +}; + +struct poptContext_s { + struct optionStackEntry optionStack[POPT_OPTION_DEPTH]; +/*@dependent@*/ + struct optionStackEntry * os; +/*@owned@*/ /*@null@*/ + poptArgv leftovers; + int numLeftovers; + int nextLeftover; +/*@keep@*/ + const struct poptOption * options; + int restLeftover; +/*@only@*/ /*@null@*/ + const char * appName; +/*@only@*/ /*@null@*/ + poptItem aliases; + int numAliases; + unsigned int flags; +/*@owned@*/ /*@null@*/ + poptItem execs; + int numExecs; +/*@only@*/ /*@null@*/ + poptArgv finalArgv; + int finalArgvCount; + int finalArgvAlloced; +/*@null@*/ + int (*maincall) (int argc, const char **argv); +/*@dependent@*/ /*@null@*/ + poptItem doExec; +/*@only@*/ /*@null@*/ + const char * execPath; + int execAbsolute; +/*@only@*/ /*@relnull@*/ + const char * otherHelp; +/*@null@*/ + pbm_set * arg_strip; +}; + +#if defined(POPT_fprintf) +#define POPT_dgettext dgettext +#else +#ifdef HAVE_ICONV +#include <iconv.h> +#if defined(__LCLINT__) +/*@-declundef -incondefs @*/ +extern /*@only@*/ iconv_t iconv_open(const char *__tocode, const char *__fromcode) + /*@*/; + +extern size_t iconv(iconv_t __cd, /*@null@*/ char ** __inbuf, + /*@null@*/ /*@out@*/ size_t * __inbytesleft, + /*@null@*/ /*@out@*/ char ** __outbuf, + /*@null@*/ /*@out@*/ size_t * __outbytesleft) + /*@modifies __cd, + *__inbuf, *__inbytesleft, *__outbuf, *__outbytesleft @*/; + +extern int iconv_close(/*@only@*/ iconv_t __cd) + /*@modifies __cd @*/; +/*@=declundef =incondefs @*/ +#endif +#endif + +#ifdef HAVE_LANGINFO_H +#include <langinfo.h> +#if defined(__LCLINT__) +/*@-declundef -incondefs @*/ +extern char *nl_langinfo (nl_item __item) + /*@*/; +/*@=declundef =incondefs @*/ +#endif +#endif + +#if defined(HAVE_DCGETTEXT) && !defined(__LCLINT__) +char *POPT_dgettext(const char * dom, const char * str) + /*@*/; +#endif + +int POPT_fprintf (FILE* stream, const char *format, ...) + /*@globals fileSystem @*/ + /*@modifies stream, fileSystem @*/; +#endif /* !defined(POPT_fprintf) */ + +const char *POPT_prev_char (/*@returned@*/ const char *str) + /*@*/; + +const char *POPT_next_char (/*@returned@*/ const char *str) + /*@*/; + +#endif + +#if defined(ENABLE_NLS) && defined(HAVE_LIBINTL_H) +#include <libintl.h> +#endif + +#if defined(ENABLE_NLS) && defined(HAVE_GETTEXT) && !defined(__LCLINT__) +#define _(foo) gettext(foo) +#else +#define _(foo) foo +#endif + +#if defined(ENABLE_NLS) && defined(HAVE_DCGETTEXT) && !defined(__LCLINT__) +#define D_(dom, str) POPT_dgettext(dom, str) +#define POPT_(foo) D_("popt", foo) +#else +#define D_(dom, str) str +#define POPT_(foo) foo +#endif + +#define N_(foo) foo + diff --git a/third_party/popt/poptparse.c b/third_party/popt/poptparse.c new file mode 100644 index 0000000..39bf1aa --- /dev/null +++ b/third_party/popt/poptparse.c @@ -0,0 +1,230 @@ +/** \ingroup popt + * \file popt/poptparse.c + */ + +/* (C) 1998-2002 Red Hat, Inc. -- Licensing details are in the COPYING + file accompanying popt source distributions, available from + ftp://ftp.rpm.org/pub/rpm/dist. */ + +#include "system.h" + +#define POPT_ARGV_ARRAY_GROW_DELTA 5 + +int poptDupArgv(int argc, const char **argv, + int * argcPtr, const char *** argvPtr) +{ + size_t nb = (argc + 1) * sizeof(*argv); + const char ** argv2; + char * dst; + int i; + + if (argc <= 0 || argv == NULL) /* XXX can't happen */ + return POPT_ERROR_NOARG; + for (i = 0; i < argc; i++) { + if (argv[i] == NULL) + return POPT_ERROR_NOARG; + nb += strlen(argv[i]) + 1; + } + + dst = malloc(nb); + if (dst == NULL) /* XXX can't happen */ + return POPT_ERROR_MALLOC; + argv2 = (void *) dst; + dst += (argc + 1) * sizeof(*argv); + *dst = '\0'; + + for (i = 0; i < argc; i++) { + argv2[i] = dst; + dst = stpcpy(dst, argv[i]); + dst++; /* trailing NUL */ + } + argv2[argc] = NULL; + + if (argvPtr) { + *argvPtr = argv2; + } else { + free(argv2); + argv2 = NULL; + } + if (argcPtr) + *argcPtr = argc; + return 0; +} + +int poptParseArgvString(const char * s, int * argcPtr, const char *** argvPtr) +{ + const char * src; + char quote = '\0'; + int argvAlloced = POPT_ARGV_ARRAY_GROW_DELTA; + const char ** argv = malloc(sizeof(*argv) * argvAlloced); + int argc = 0; + size_t buflen = strlen(s) + 1; + char * buf, * bufOrig = NULL; + int rc = POPT_ERROR_MALLOC; + + if (argv == NULL) return rc; + buf = bufOrig = calloc((size_t)1, buflen); + if (buf == NULL) { + free(argv); + return rc; + } + argv[argc] = buf; + + for (src = s; *src != '\0'; src++) { + if (quote == *src) { + quote = '\0'; + } else if (quote != '\0') { + if (*src == '\\') { + src++; + if (!*src) { + rc = POPT_ERROR_BADQUOTE; + goto exit; + } + if (*src != quote) *buf++ = '\\'; + } + *buf++ = *src; + } else if (_isspaceptr(src)) { + if (*argv[argc] != '\0') { + buf++, argc++; + if (argc == argvAlloced) { + argvAlloced += POPT_ARGV_ARRAY_GROW_DELTA; + argv = realloc(argv, sizeof(*argv) * argvAlloced); + if (argv == NULL) goto exit; + } + argv[argc] = buf; + } + } else switch (*src) { + case '"': + case '\'': + quote = *src; + /*@switchbreak@*/ break; + case '\\': + src++; + if (!*src) { + rc = POPT_ERROR_BADQUOTE; + goto exit; + } + /*@fallthrough@*/ + default: + *buf++ = *src; + /*@switchbreak@*/ break; + } + } + + if (strlen(argv[argc])) { + argc++, buf++; + } + + rc = poptDupArgv(argc, argv, argcPtr, argvPtr); + +exit: + if (bufOrig) free(bufOrig); + if (argv) free(argv); + return rc; +} + +/* still in the dev stage. + * return values, perhaps 1== file erro + * 2== line to long + * 3== umm.... more? + */ +int poptConfigFileToString(FILE *fp, char ** argstrp, + /*@unused@*/ UNUSED(int flags)) +{ + char line[999]; + char * argstr; + char * p; + char * q; + char * x; + size_t t; + size_t argvlen = 0; + size_t maxlinelen = sizeof(line); + size_t linelen; + size_t maxargvlen = (size_t)480; + + *argstrp = NULL; + + /* | this_is = our_line + * p q x + */ + + if (fp == NULL) + return POPT_ERROR_NULLARG; + + argstr = calloc(maxargvlen, sizeof(*argstr)); + if (argstr == NULL) return POPT_ERROR_MALLOC; + + while (fgets(line, (int)maxlinelen, fp) != NULL) { + p = line; + + /* loop until first non-space char or EOL */ + while( *p != '\0' && _isspaceptr(p) ) + p++; + + linelen = strlen(p); + if (linelen >= maxlinelen-1) { + free(argstr); + return POPT_ERROR_OVERFLOW; /* XXX line too long */ + } + + if (*p == '\0' || *p == '\n') continue; /* line is empty */ + if (*p == '#') continue; /* comment line */ + + q = p; + + while (*q != '\0' && (!_isspaceptr(q)) && *q != '=') + q++; + + if (_isspaceptr(q)) { + /* a space after the name, find next non space */ + *q++='\0'; + while( *q != '\0' && _isspaceptr(q) ) q++; + } + if (*q == '\0') { + /* single command line option (ie, no name=val, just name) */ + q[-1] = '\0'; /* kill off newline from fgets() call */ + argvlen += (t = (size_t)(q - p)) + (sizeof(" --")-1); + if (argvlen >= maxargvlen) { + maxargvlen = (t > maxargvlen) ? t*2 : maxargvlen*2; + argstr = realloc(argstr, maxargvlen); + if (argstr == NULL) return POPT_ERROR_MALLOC; + } + strcat(argstr, " --"); + strcat(argstr, p); + continue; + } + if (*q != '=') + continue; /* XXX for now, silently ignore bogus line */ + + /* *q is an equal sign. */ + *q++ = '\0'; + + /* find next non-space letter of value */ + while (*q != '\0' && _isspaceptr(q)) + q++; + if (*q == '\0') + continue; /* XXX silently ignore missing value */ + + /* now, loop and strip all ending whitespace */ + x = p + linelen; + while (_isspaceptr(--x)) + *x = '\0'; /* null out last char if space (including fgets() NL) */ + + /* rest of line accept */ + t = (size_t)(x - p); + argvlen += t + (sizeof("' --='")-1); + if (argvlen >= maxargvlen) { + maxargvlen = (t > maxargvlen) ? t*2 : maxargvlen*2; + argstr = realloc(argstr, maxargvlen); + if (argstr == NULL) return POPT_ERROR_MALLOC; + } + strcat(argstr, " --"); + strcat(argstr, p); + strcat(argstr, "=\""); + strcat(argstr, q); + strcat(argstr, "\""); + } + + *argstrp = argstr; + return 0; +} diff --git a/third_party/popt/system.h b/third_party/popt/system.h new file mode 100644 index 0000000..452bf40 --- /dev/null +++ b/third_party/popt/system.h @@ -0,0 +1,103 @@ +/** + * \file popt/system.h + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#if defined (__GLIBC__) && defined(__LCLINT__) +/*@-declundef@*/ +/*@unchecked@*/ +extern __const __int32_t *__ctype_tolower; +/*@unchecked@*/ +extern __const __int32_t *__ctype_toupper; +/*@=declundef@*/ +#endif + +#include <ctype.h> + +/* XXX isspace(3) has i18n encoding signednesss issues on Solaris. */ +#define _isspaceptr(_chp) isspace((int)(*(unsigned char *)(_chp))) + +#include <errno.h> +#include <fcntl.h> +#include <limits.h> + +#ifdef HAVE_MCHECK_H +#include <mcheck.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#if defined(HAVE_UNISTD_H) && !defined(__LCLINT__) +#include <unistd.h> +#endif + +#ifdef __NeXT +/* access macros are not declared in non posix mode in unistd.h - + don't try to use posix on NeXTstep 3.3 ! */ +#include <libc.h> +#endif + +/*@-incondefs@*/ +/*@mayexit@*/ /*@only@*/ /*@out@*/ /*@unused@*/ +void * xmalloc (size_t size) + /*@globals errno @*/ + /*@ensures maxSet(result) == (size - 1) @*/ + /*@modifies errno @*/; + +/*@mayexit@*/ /*@only@*/ /*@unused@*/ +void * xcalloc (size_t nmemb, size_t size) + /*@ensures maxSet(result) == (nmemb - 1) @*/ + /*@*/; + +/*@mayexit@*/ /*@only@*/ /*@unused@*/ +void * xrealloc (/*@null@*/ /*@only@*/ void * ptr, size_t size) + /*@ensures maxSet(result) == (size - 1) @*/ + /*@modifies *ptr @*/; + +/*@mayexit@*/ /*@only@*/ /*@unused@*/ +char * xstrdup (const char *str) + /*@*/; +/*@=incondefs@*/ + +#if !defined(HAVE_STPCPY) +/* Copy SRC to DEST, returning the address of the terminating '\0' in DEST. */ +static inline char * stpcpy (char *dest, const char * src) { + register char *d = dest; + register const char *s = src; + + do + *d++ = *s; + while (*s++ != '\0'); + return d - 1; +} +#endif + +/* Memory allocation via macro defs to get meaningful locations from mtrace() */ +#if defined(HAVE_MCHECK_H) && defined(__GNUC__) +#define vmefail() (fprintf(stderr, "virtual memory exhausted.\n"), exit(EXIT_FAILURE), NULL) +#define xmalloc(_size) (malloc(_size) ? : vmefail()) +#define xcalloc(_nmemb, _size) (calloc((_nmemb), (_size)) ? : vmefail()) +#define xrealloc(_ptr, _size) (realloc((_ptr), (_size)) ? : vmefail()) +#define xstrdup(_str) (strcpy((malloc(strlen(_str)+1) ? : vmefail()), (_str))) +#else +#define xmalloc(_size) malloc(_size) +#define xcalloc(_nmemb, _size) calloc((_nmemb), (_size)) +#define xrealloc(_ptr, _size) realloc((_ptr), (_size)) +#define xstrdup(_str) strdup(_str) +#endif /* defined(HAVE_MCHECK_H) && defined(__GNUC__) */ + +#if defined(HAVE___SECURE_GETENV) && !defined(__LCLINT__) +#define getenv(_s) __secure_getenv(_s) +#endif + +#if !defined(__GNUC__) && !defined(__attribute__) +#define __attribute__(x) +#endif +#define UNUSED(x) x __attribute__((__unused__)) + +#include "popt.h" diff --git a/third_party/popt/wscript b/third_party/popt/wscript new file mode 100644 index 0000000..ea655bb --- /dev/null +++ b/third_party/popt/wscript @@ -0,0 +1,24 @@ +#!/usr/bin/env python + +from waflib import Options + +def configure(conf): + if conf.CHECK_POPT(): + conf.define('USING_SYSTEM_POPT', 1) + return + + conf.CHECK_HEADERS('float.h') + conf.CHECK_FUNCS('stpcpy') + conf.CHECK_LIB('iconv', shlib=True) + +def build(bld): + if bld.CONFIG_SET('USING_SYSTEM_POPT'): + return + + cflags = '-DPACKAGE="popt" -DPOPT_SYSCONFDIR="%s"' % bld.env.SYSCONFDIR + bld.SAMBA_LIBRARY('popt', + source='popt.c poptconfig.c popthelp.c poptint.c poptparse.c', + cflags=cflags, + deps='iconv', + allow_warnings=True, + private_library=True) |