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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:21:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:21:29 +0000
commit29cd838eab01ed7110f3ccb2e8c6a35c8a31dbcc (patch)
tree63ef546b10a81d461e5cf5ed9e98a68cd7dee1aa /src/kmk/glob/glob.c
parentInitial commit. (diff)
downloadkbuild-29cd838eab01ed7110f3ccb2e8c6a35c8a31dbcc.tar.xz
kbuild-29cd838eab01ed7110f3ccb2e8c6a35c8a31dbcc.zip
Adding upstream version 1:0.1.9998svn3589+dfsg.upstream/1%0.1.9998svn3589+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/kmk/glob/glob.c')
-rw-r--r--src/kmk/glob/glob.c1463
1 files changed, 1463 insertions, 0 deletions
diff --git a/src/kmk/glob/glob.c b/src/kmk/glob/glob.c
new file mode 100644
index 0000000..98827cd
--- /dev/null
+++ b/src/kmk/glob/glob.c
@@ -0,0 +1,1463 @@
+/* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 Free
+Software Foundation, Inc.
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public License
+along with this library; see the file COPYING.LIB. If not, write to the Free
+Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
+USA. */
+
+/* AIX requires this to be the first thing in the file. */
+#if defined _AIX && !defined __GNUC__
+ #pragma alloca
+#endif
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+/* Enable GNU extensions in glob.h. */
+#ifndef _GNU_SOURCE
+# define _GNU_SOURCE 1
+#endif
+
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+/* Outcomment the following line for production quality code. */
+/* #define NDEBUG 1 */
+#include <assert.h>
+
+#include <stdio.h> /* Needed on stupid SunOS for assert. */
+
+
+/* Comment out all this code if we are using the GNU C Library, and are not
+ actually compiling the library itself. This code is part of the GNU C
+ Library, but also included in many other GNU distributions. Compiling
+ and linking in this code is a waste when using the GNU C library
+ (especially if it is a shared library). Rather than having every GNU
+ program understand `configure --with-gnu-libc' and omit the object files,
+ it is simpler to just do this in the source for each such file. */
+
+#define GLOB_INTERFACE_VERSION 1
+#if 0 /* bird: Apparently this causes trouble for some debian builds. */
+#if !defined _LIBC && defined __GNU_LIBRARY__ && __GNU_LIBRARY__ > 1
+# include <gnu-versions.h>
+# if _GNU_GLOB_INTERFACE_VERSION == GLOB_INTERFACE_VERSION
+# define ELIDE_CODE
+# endif
+#endif
+#endif
+
+#ifndef ELIDE_CODE
+
+#if defined STDC_HEADERS || defined __GNU_LIBRARY__
+# include <stddef.h>
+#endif
+
+#if defined HAVE_UNISTD_H || defined _LIBC
+# include <unistd.h>
+# ifndef POSIX
+# ifdef _POSIX_VERSION
+# define POSIX
+# endif
+# endif
+#endif
+
+#if !defined _AMIGA && !defined VMS && !defined WINDOWS32
+# include <pwd.h>
+#endif
+
+#if !defined __GNU_LIBRARY__ && !defined STDC_HEADERS
+extern int errno;
+#endif
+#ifndef __set_errno
+# define __set_errno(val) errno = (val)
+#endif
+
+#ifndef NULL
+# define NULL 0
+#endif
+
+
+#if defined HAVE_DIRENT_H || defined __GNU_LIBRARY__
+# include <dirent.h>
+# define NAMLEN(dirent) strlen((dirent)->d_name)
+#else
+# define dirent direct
+# define NAMLEN(dirent) (dirent)->d_namlen
+# ifdef HAVE_SYS_NDIR_H
+# include <sys/ndir.h>
+# endif
+# ifdef HAVE_SYS_DIR_H
+# include <sys/dir.h>
+# endif
+# ifdef HAVE_NDIR_H
+# include <ndir.h>
+# endif
+# ifdef HAVE_VMSDIR_H
+# include "vmsdir.h"
+# endif /* HAVE_VMSDIR_H */
+#endif
+
+
+/* In GNU systems, <dirent.h> defines this macro for us. */
+#ifdef _D_NAMLEN
+# undef NAMLEN
+# define NAMLEN(d) _D_NAMLEN(d)
+#endif
+
+/* When used in the GNU libc the symbol _DIRENT_HAVE_D_TYPE is available
+ if the `d_type' member for `struct dirent' is available. */
+#ifdef _DIRENT_HAVE_D_TYPE
+# define HAVE_D_TYPE 1
+#endif
+
+
+#if (defined POSIX || defined WINDOWS32) && !defined __GNU_LIBRARY__
+/* Posix does not require that the d_ino field be present, and some
+ systems do not provide it. */
+# define REAL_DIR_ENTRY(dp) 1
+#else
+# define REAL_DIR_ENTRY(dp) (dp->d_ino != 0)
+#endif /* POSIX */
+
+#if defined STDC_HEADERS || defined __GNU_LIBRARY__
+# include <stdlib.h>
+# include <string.h>
+# define ANSI_STRING
+#else /* No standard headers. */
+
+extern char *getenv ();
+
+# ifdef HAVE_STRING_H
+# include <string.h>
+# define ANSI_STRING
+# else
+# include <strings.h>
+# endif
+# ifdef HAVE_MEMORY_H
+# include <memory.h>
+# endif
+
+extern char *malloc (), *realloc ();
+extern void free ();
+
+extern void qsort ();
+extern void abort (), exit ();
+
+#endif /* Standard headers. */
+
+#ifndef ANSI_STRING
+
+# ifndef bzero
+extern void bzero ();
+# endif
+# ifndef bcopy
+extern void bcopy ();
+# endif
+
+# define memcpy(d, s, n) bcopy ((s), (d), (n))
+# define strrchr rindex
+/* memset is only used for zero here, but let's be paranoid. */
+# define memset(s, better_be_zero, n) \
+ ((void) ((better_be_zero) == 0 ? (bzero((s), (n)), 0) : (abort(), 0)))
+#endif /* Not ANSI_STRING. */
+
+#if !defined HAVE_STRCOLL && !defined _LIBC
+# define strcoll strcmp
+#endif
+
+#if !defined HAVE_MEMPCPY && __GLIBC__ - 0 == 2 && __GLIBC_MINOR__ >= 1
+# define HAVE_MEMPCPY 1
+#if 0 /* bird: This messes with the electric.c heap (linux/amd64). Probably missing prototype, so int return. */
+# undef mempcpy
+# define mempcpy(Dest, Src, Len) __mempcpy (Dest, Src, Len)
+#endif
+#endif
+
+#if !defined __GNU_LIBRARY__ && !defined __DJGPP__ && !defined ELECTRIC_HEAP && !defined __APPLE__ /* bird (last two) */
+# ifdef __GNUC__
+__inline
+# endif
+# ifndef __SASC
+# ifdef WINDOWS32
+# include <malloc.h>
+static void *
+my_realloc (void *p, unsigned int n)
+# else
+static char *
+my_realloc (p, n)
+ char *p;
+ unsigned int n;
+# endif
+{
+ /* These casts are the for sake of the broken Ultrix compiler,
+ which warns of illegal pointer combinations otherwise. */
+ if (p == NULL)
+ return (char *) malloc (n);
+ return (char *) realloc (p, n);
+}
+# define realloc my_realloc
+# endif /* __SASC */
+#endif /* __GNU_LIBRARY__ || __DJGPP__ */
+
+
+#if !defined __alloca /*&& !defined __GNU_LIBRARY__ - bird: unresolved __alloca symbol if skipping this for gnu libc. duh. */
+
+# ifdef __GNUC__
+# undef alloca
+# define alloca(n) __builtin_alloca (n)
+# else /* Not GCC. */
+# ifdef HAVE_ALLOCA_H
+# include <alloca.h>
+# else /* Not HAVE_ALLOCA_H. */
+# ifndef _AIX
+# ifdef WINDOWS32
+# include <malloc.h>
+# else
+extern char *alloca ();
+# endif /* WINDOWS32 */
+# endif /* Not _AIX. */
+# endif /* sparc or HAVE_ALLOCA_H. */
+# endif /* Not GCC. */
+
+# define __alloca alloca
+
+#endif
+
+#if 1 /*bird: sigh. ndef __GNU_LIBRARY__*/
+# define __stat stat
+# ifdef STAT_MACROS_BROKEN
+# undef S_ISDIR
+# endif
+# ifndef S_ISDIR
+# define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
+# endif
+#endif
+
+#ifdef _LIBC
+# ifdef KMK
+# error "_LIBC better not be defined!"
+# endif
+# undef strdup
+# define strdup(str) __strdup (str)
+# define sysconf(id) __sysconf (id)
+# define closedir(dir) __closedir (dir)
+# define opendir(name) __opendir (name)
+# define readdir(str) __readdir (str)
+# define getpwnam_r(name, bufp, buf, len, res) \
+ __getpwnam_r (name, bufp, buf, len, res)
+# ifndef __stat
+# define __stat(fname, buf) __xstat (_STAT_VER, fname, buf)
+# endif
+#endif
+
+#if !(defined STDC_HEADERS || defined __GNU_LIBRARY__)
+# undef size_t
+# define size_t unsigned int
+#endif
+
+/* Some system header files erroneously define these.
+ We want our own definitions from <fnmatch.h> to take precedence. */
+#ifndef __GNU_LIBRARY__
+# undef FNM_PATHNAME
+# undef FNM_NOESCAPE
+# undef FNM_PERIOD
+#endif
+#include <fnmatch.h>
+
+/* Some system header files erroneously define these.
+ We want our own definitions from <glob.h> to take precedence. */
+#ifndef __GNU_LIBRARY__
+# undef GLOB_ERR
+# undef GLOB_MARK
+# undef GLOB_NOSORT
+# undef GLOB_DOOFFS
+# undef GLOB_NOCHECK
+# undef GLOB_APPEND
+# undef GLOB_NOESCAPE
+# undef GLOB_PERIOD
+#endif
+#include <glob.h>
+
+#ifdef HAVE_GETLOGIN_R
+extern int getlogin_r __P ((char *, size_t));
+#else
+extern char *getlogin __P ((void));
+#endif
+
+static
+#if __GNUC__ - 0 >= 2
+inline
+#endif
+const char *next_brace_sub __P ((const char *begin));
+static int glob_in_dir __P ((const char *pattern, const char *directory,
+ int flags,
+ int (*errfunc) (const char *, int),
+ glob_t *pglob));
+static int prefix_array __P ((const char *prefix, char **array, size_t n));
+static int collated_compare __P ((const __ptr_t, const __ptr_t));
+
+#if !defined _LIBC || !defined NO_GLOB_PATTERN_P
+int __glob_pattern_p __P ((const char *pattern, int quote));
+#endif
+
+/* Find the end of the sub-pattern in a brace expression. We define
+ this as an inline function if the compiler permits. */
+static
+#if __GNUC__ - 0 >= 2
+inline
+#endif
+const char *
+next_brace_sub (begin)
+ const char *begin;
+{
+ unsigned int depth = 0;
+ const char *cp = begin;
+
+ while (1)
+ {
+ if (depth == 0)
+ {
+ if (*cp != ',' && *cp != '}' && *cp != '\0')
+ {
+ if (*cp == '{')
+ ++depth;
+ ++cp;
+ continue;
+ }
+ }
+ else
+ {
+ while (*cp != '\0' && (*cp != '}' || depth > 0))
+ {
+ if (*cp == '}')
+ --depth;
+ ++cp;
+ }
+ if (*cp == '\0')
+ /* An incorrectly terminated brace expression. */
+ return NULL;
+
+ continue;
+ }
+ break;
+ }
+
+ return cp;
+}
+
+/* Do glob searching for PATTERN, placing results in PGLOB.
+ The bits defined above may be set in FLAGS.
+ If a directory cannot be opened or read and ERRFUNC is not nil,
+ it is called with the pathname that caused the error, and the
+ `errno' value from the failing call; if it returns non-zero
+ `glob' returns GLOB_ABORTED; if it returns zero, the error is ignored.
+ If memory cannot be allocated for PGLOB, GLOB_NOSPACE is returned.
+ Otherwise, `glob' returns zero. */
+int
+glob (pattern, flags, errfunc, pglob)
+ const char *pattern;
+ int flags;
+ int (*errfunc) __P ((const char *, int));
+ glob_t *pglob;
+{
+ const char *filename;
+ const char *dirname;
+ size_t dirlen;
+ int status;
+ __size_t oldcount; /* bird: correct type. */
+
+ if (pattern == NULL || pglob == NULL || (flags & ~__GLOB_FLAGS) != 0)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ /* POSIX requires all slashes to be matched. This means that with
+ a trailing slash we must match only directories. */
+ if (pattern[0] && pattern[strlen (pattern) - 1] == '/')
+ flags |= GLOB_ONLYDIR;
+
+ if (flags & GLOB_BRACE)
+ {
+ const char *begin = strchr (pattern, '{');
+ if (begin != NULL)
+ {
+ /* Allocate working buffer large enough for our work. Note that
+ we have at least an opening and closing brace. */
+ size_t firstc; /* bird: correct type. */
+ char *alt_start;
+ const char *p;
+ const char *next;
+ const char *rest;
+ size_t rest_len;
+#ifdef __GNUC__
+ char onealt[strlen (pattern) - 1];
+#else
+ char *onealt = (char *) malloc (strlen (pattern) - 1);
+ if (onealt == NULL)
+ {
+ if (!(flags & GLOB_APPEND))
+ globfree (pglob);
+ return GLOB_NOSPACE;
+ }
+#endif
+
+ /* We know the prefix for all sub-patterns. */
+#ifdef HAVE_MEMPCPY
+ alt_start = mempcpy (onealt, pattern, begin - pattern);
+#else
+ memcpy (onealt, pattern, begin - pattern);
+ alt_start = &onealt[begin - pattern];
+#endif
+
+ /* Find the first sub-pattern and at the same time find the
+ rest after the closing brace. */
+ next = next_brace_sub (begin + 1);
+ if (next == NULL)
+ {
+ /* It is an illegal expression. */
+#ifndef __GNUC__
+ free (onealt);
+#endif
+ return glob (pattern, flags & ~GLOB_BRACE, errfunc, pglob);
+ }
+
+ /* Now find the end of the whole brace expression. */
+ rest = next;
+ while (*rest != '}')
+ {
+ rest = next_brace_sub (rest + 1);
+ if (rest == NULL)
+ {
+ /* It is an illegal expression. */
+#ifndef __GNUC__
+ free (onealt);
+#endif
+ return glob (pattern, flags & ~GLOB_BRACE, errfunc, pglob);
+ }
+ }
+ /* Please note that we now can be sure the brace expression
+ is well-formed. */
+ rest_len = strlen (++rest) + 1;
+
+ /* We have a brace expression. BEGIN points to the opening {,
+ NEXT points past the terminator of the first element, and END
+ points past the final }. We will accumulate result names from
+ recursive runs for each brace alternative in the buffer using
+ GLOB_APPEND. */
+
+ if (!(flags & GLOB_APPEND))
+ {
+ /* This call is to set a new vector, so clear out the
+ vector so we can append to it. */
+ pglob->gl_pathc = 0;
+ pglob->gl_pathv = NULL;
+ }
+ firstc = pglob->gl_pathc;
+
+ p = begin + 1;
+ while (1)
+ {
+ int result;
+
+ /* Construct the new glob expression. */
+#ifdef HAVE_MEMPCPY
+ mempcpy (mempcpy (alt_start, p, next - p), rest, rest_len);
+#else
+ memcpy (alt_start, p, next - p);
+ memcpy (&alt_start[next - p], rest, rest_len);
+#endif
+
+ result = glob (onealt,
+ ((flags & ~(GLOB_NOCHECK|GLOB_NOMAGIC))
+ | GLOB_APPEND), errfunc, pglob);
+
+ /* If we got an error, return it. */
+ if (result && result != GLOB_NOMATCH)
+ {
+#ifndef __GNUC__
+ free (onealt);
+#endif
+ if (!(flags & GLOB_APPEND))
+ globfree (pglob);
+ return result;
+ }
+
+ if (*next == '}')
+ /* We saw the last entry. */
+ break;
+
+ p = next + 1;
+ next = next_brace_sub (p);
+ assert (next != NULL);
+ }
+
+#ifndef __GNUC__
+ free (onealt);
+#endif
+
+ if (pglob->gl_pathc != firstc)
+ /* We found some entries. */
+ return 0;
+ else if (!(flags & (GLOB_NOCHECK|GLOB_NOMAGIC)))
+ return GLOB_NOMATCH;
+ }
+ }
+
+ /* Find the filename. */
+ filename = strrchr (pattern, '/');
+#if defined __MSDOS__ || defined WINDOWS32
+ /* The case of "d:pattern". Since `:' is not allowed in
+ file names, we can safely assume that wherever it
+ happens in pattern, it signals the filename part. This
+ is so we could some day support patterns like "[a-z]:foo". */
+ if (filename == NULL)
+ filename = strchr (pattern, ':');
+#endif /* __MSDOS__ || WINDOWS32 */
+ if (filename == NULL)
+ {
+ /* This can mean two things: a simple name or "~name". The later
+ case is nothing but a notation for a directory. */
+ if ((flags & (GLOB_TILDE|GLOB_TILDE_CHECK)) && pattern[0] == '~')
+ {
+ dirname = pattern;
+ dirlen = strlen (pattern);
+
+ /* Set FILENAME to NULL as a special flag. This is ugly but
+ other solutions would require much more code. We test for
+ this special case below. */
+ filename = NULL;
+ }
+ else
+ {
+ filename = pattern;
+#ifdef _AMIGA
+ dirname = "";
+#else
+ dirname = ".";
+#endif
+ dirlen = 0;
+ }
+ }
+ else if (filename == pattern)
+ {
+ /* "/pattern". */
+ dirname = "/";
+ dirlen = 1;
+ ++filename;
+ }
+ else
+ {
+ char *newp;
+ dirlen = filename - pattern;
+#if defined __MSDOS__ || defined WINDOWS32
+ if (*filename == ':'
+ || (filename > pattern + 1 && filename[-1] == ':'))
+ {
+ char *drive_spec;
+
+ ++dirlen;
+ drive_spec = (char *) __alloca (dirlen + 1);
+#ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (drive_spec, pattern, dirlen)) = '\0';
+#else
+ memcpy (drive_spec, pattern, dirlen);
+ drive_spec[dirlen] = '\0';
+#endif
+ /* For now, disallow wildcards in the drive spec, to
+ prevent infinite recursion in glob. */
+ if (__glob_pattern_p (drive_spec, !(flags & GLOB_NOESCAPE)))
+ return GLOB_NOMATCH;
+ /* If this is "d:pattern", we need to copy `:' to DIRNAME
+ as well. If it's "d:/pattern", don't remove the slash
+ from "d:/", since "d:" and "d:/" are not the same.*/
+ }
+#endif
+ newp = (char *) __alloca (dirlen + 1);
+#ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (newp, pattern, dirlen)) = '\0';
+#else
+ memcpy (newp, pattern, dirlen);
+ newp[dirlen] = '\0';
+#endif
+ dirname = newp;
+ ++filename;
+
+ if (filename[0] == '\0'
+#if defined __MSDOS__ || defined WINDOWS32
+ && dirname[dirlen - 1] != ':'
+ && (dirlen < 3 || dirname[dirlen - 2] != ':'
+ || dirname[dirlen - 1] != '/')
+#endif
+ && dirlen > 1)
+ /* "pattern/". Expand "pattern", appending slashes. */
+ {
+ int val = glob (dirname, flags | GLOB_MARK, errfunc, pglob);
+ if (val == 0)
+ pglob->gl_flags = ((pglob->gl_flags & ~GLOB_MARK)
+ | (flags & GLOB_MARK));
+ return val;
+ }
+ }
+
+ if (!(flags & GLOB_APPEND))
+ {
+ pglob->gl_pathc = 0;
+ pglob->gl_pathv = NULL;
+ }
+
+ oldcount = pglob->gl_pathc;
+
+#ifndef VMS
+ if ((flags & (GLOB_TILDE|GLOB_TILDE_CHECK)) && dirname[0] == '~')
+ {
+ if (dirname[1] == '\0' || dirname[1] == '/')
+ {
+ /* Look up home directory. */
+#ifdef VMS
+/* This isn't obvious, RTLs of DECC and VAXC know about "HOME" */
+ const char *home_dir = getenv ("SYS$LOGIN");
+#else
+ const char *home_dir = getenv ("HOME");
+#endif
+# ifdef _AMIGA
+ if (home_dir == NULL || home_dir[0] == '\0')
+ home_dir = "SYS:";
+# else
+# ifdef WINDOWS32
+ if (home_dir == NULL || home_dir[0] == '\0')
+ home_dir = "c:/users/default"; /* poor default */
+# else
+# ifdef VMS
+/* Again, this isn't obvious, if "HOME" isn't known "SYS$LOGIN" should be set */
+ if (home_dir == NULL || home_dir[0] == '\0')
+ home_dir = "SYS$DISK:[]";
+# else
+ if (home_dir == NULL || home_dir[0] == '\0')
+ {
+ int success;
+ char *name;
+# if defined HAVE_GETLOGIN_R || defined _LIBC
+ size_t buflen = sysconf (_SC_LOGIN_NAME_MAX) + 1;
+
+ if (buflen == 0)
+ /* `sysconf' does not support _SC_LOGIN_NAME_MAX. Try
+ a moderate value. */
+ buflen = 20;
+ name = (char *) __alloca (buflen);
+
+ success = getlogin_r (name, buflen) >= 0;
+# else
+ success = (name = getlogin ()) != NULL;
+# endif
+ if (success)
+ {
+ struct passwd *p;
+# if defined HAVE_GETPWNAM_R || defined _LIBC
+ size_t pwbuflen = sysconf (_SC_GETPW_R_SIZE_MAX);
+ char *pwtmpbuf;
+ struct passwd pwbuf;
+ int save = errno;
+
+ if (pwbuflen == -1)
+ /* `sysconf' does not support _SC_GETPW_R_SIZE_MAX.
+ Try a moderate value. */
+ pwbuflen = 1024;
+ pwtmpbuf = (char *) __alloca (pwbuflen);
+
+ while (getpwnam_r (name, &pwbuf, pwtmpbuf, pwbuflen, &p)
+ != 0)
+ {
+ if (errno != ERANGE)
+ {
+ p = NULL;
+ break;
+ }
+ pwbuflen *= 2;
+ pwtmpbuf = (char *) __alloca (pwbuflen);
+ __set_errno (save);
+ }
+# else
+ p = getpwnam (name);
+# endif
+ if (p != NULL)
+ home_dir = p->pw_dir;
+ }
+ }
+ if (home_dir == NULL || home_dir[0] == '\0')
+ {
+ if (flags & GLOB_TILDE_CHECK)
+ return GLOB_NOMATCH;
+ else
+ home_dir = "~"; /* No luck. */
+ }
+# endif /* VMS */
+# endif /* WINDOWS32 */
+# endif
+ /* Now construct the full directory. */
+ if (dirname[1] == '\0')
+ dirname = home_dir;
+ else
+ {
+ char *newp;
+ size_t home_len = strlen (home_dir);
+ newp = (char *) __alloca (home_len + dirlen);
+# ifdef HAVE_MEMPCPY
+ mempcpy (mempcpy (newp, home_dir, home_len),
+ &dirname[1], dirlen);
+# else
+ memcpy (newp, home_dir, home_len);
+ memcpy (&newp[home_len], &dirname[1], dirlen);
+# endif
+ dirname = newp;
+ }
+ }
+# if !defined _AMIGA && !defined WINDOWS32 && !defined VMS
+ else
+ {
+ char *end_name = strchr (dirname, '/');
+ const char *user_name;
+ const char *home_dir;
+
+ if (end_name == NULL)
+ user_name = dirname + 1;
+ else
+ {
+ char *newp;
+ newp = (char *) __alloca (end_name - dirname);
+# ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (newp, dirname + 1, end_name - dirname))
+ = '\0';
+# else
+ memcpy (newp, dirname + 1, end_name - dirname);
+ newp[end_name - dirname - 1] = '\0';
+# endif
+ user_name = newp;
+ }
+
+ /* Look up specific user's home directory. */
+ {
+ struct passwd *p;
+# if defined HAVE_GETPWNAM_R || defined _LIBC
+ size_t buflen = sysconf (_SC_GETPW_R_SIZE_MAX);
+ char *pwtmpbuf;
+ struct passwd pwbuf;
+ int save = errno;
+
+ if (buflen == -1)
+ /* `sysconf' does not support _SC_GETPW_R_SIZE_MAX. Try a
+ moderate value. */
+ buflen = 1024;
+ pwtmpbuf = (char *) __alloca (buflen);
+
+ while (getpwnam_r (user_name, &pwbuf, pwtmpbuf, buflen, &p) != 0)
+ {
+ if (errno != ERANGE)
+ {
+ p = NULL;
+ break;
+ }
+ buflen *= 2;
+ pwtmpbuf = __alloca (buflen);
+ __set_errno (save);
+ }
+# else
+ p = getpwnam (user_name);
+# endif
+ if (p != NULL)
+ home_dir = p->pw_dir;
+ else
+ home_dir = NULL;
+ }
+ /* If we found a home directory use this. */
+ if (home_dir != NULL)
+ {
+ char *newp;
+ size_t home_len = strlen (home_dir);
+ size_t rest_len = end_name == NULL ? 0 : strlen (end_name);
+ newp = (char *) __alloca (home_len + rest_len + 1);
+# ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (mempcpy (newp, home_dir, home_len),
+ end_name, rest_len)) = '\0';
+# else
+ memcpy (newp, home_dir, home_len);
+ memcpy (&newp[home_len], end_name, rest_len);
+ newp[home_len + rest_len] = '\0';
+# endif
+ dirname = newp;
+ }
+ else
+ if (flags & GLOB_TILDE_CHECK)
+ /* We have to regard it as an error if we cannot find the
+ home directory. */
+ return GLOB_NOMATCH;
+ }
+# endif /* Not Amiga && not WINDOWS32 && not VMS. */
+ }
+#endif /* Not VMS. */
+
+ /* Now test whether we looked for "~" or "~NAME". In this case we
+ can give the answer now. */
+ if (filename == NULL)
+ {
+ struct stat st;
+
+ /* Return the directory if we don't check for error or if it exists. */
+ if ((flags & GLOB_NOCHECK)
+#ifdef KMK
+ || (flags & GLOB_ALTDIRFUNC
+ ? (*pglob->gl_isdir) (dirname)
+ : __stat (dirname, &st) == 0 && S_ISDIR (st.st_mode))
+#else
+ || (((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_stat) (dirname, &st)
+ : __stat (dirname, &st)) == 0
+ && S_ISDIR (st.st_mode))
+#endif
+ )
+ {
+ pglob->gl_pathv
+ = (char **) realloc (pglob->gl_pathv,
+ (pglob->gl_pathc +
+ ((flags & GLOB_DOOFFS) ?
+ pglob->gl_offs : 0) +
+ 1 + 1) *
+ sizeof (char *));
+ if (pglob->gl_pathv == NULL)
+ return GLOB_NOSPACE;
+
+ if (flags & GLOB_DOOFFS)
+ while (pglob->gl_pathc < pglob->gl_offs)
+ pglob->gl_pathv[pglob->gl_pathc++] = NULL;
+
+#if defined HAVE_STRDUP || defined _LIBC
+ pglob->gl_pathv[pglob->gl_pathc] = strdup (dirname);
+#else
+ {
+ size_t len = strlen (dirname) + 1;
+ char *dircopy = malloc (len);
+ if (dircopy != NULL)
+ pglob->gl_pathv[pglob->gl_pathc] = memcpy (dircopy, dirname,
+ len);
+ }
+#endif
+ if (pglob->gl_pathv[pglob->gl_pathc] == NULL)
+ {
+ free (pglob->gl_pathv);
+ return GLOB_NOSPACE;
+ }
+ pglob->gl_pathv[++pglob->gl_pathc] = NULL;
+ pglob->gl_flags = flags;
+
+ return 0;
+ }
+
+ /* Not found. */
+ return GLOB_NOMATCH;
+ }
+
+ if (__glob_pattern_p (dirname, !(flags & GLOB_NOESCAPE)))
+ {
+ /* The directory name contains metacharacters, so we
+ have to glob for the directory, and then glob for
+ the pattern in each directory found. */
+ glob_t dirs;
+ register __size_t i; /* bird: correct type. */
+
+ status = glob (dirname,
+ ((flags & (GLOB_ERR | GLOB_NOCHECK | GLOB_NOESCAPE))
+ | GLOB_NOSORT | GLOB_ONLYDIR),
+ errfunc, &dirs);
+ if (status != 0)
+ return status;
+
+ /* We have successfully globbed the preceding directory name.
+ For each name we found, call glob_in_dir on it and FILENAME,
+ appending the results to PGLOB. */
+ for (i = 0; i < dirs.gl_pathc; ++i)
+ {
+ int old_pathc;
+
+#ifdef SHELL
+ {
+ /* Make globbing interruptible in the bash shell. */
+ extern int interrupt_state;
+
+ if (interrupt_state)
+ {
+ globfree (&dirs);
+ globfree (&files);
+ return GLOB_ABORTED;
+ }
+ }
+#endif /* SHELL. */
+
+ old_pathc = pglob->gl_pathc;
+ status = glob_in_dir (filename, dirs.gl_pathv[i],
+ ((flags | GLOB_APPEND)
+ & ~(GLOB_NOCHECK | GLOB_ERR)),
+ errfunc, pglob);
+ if (status == GLOB_NOMATCH)
+ /* No matches in this directory. Try the next. */
+ continue;
+
+ if (status != 0)
+ {
+ globfree (&dirs);
+ globfree (pglob);
+ return status;
+ }
+
+ /* Stick the directory on the front of each name. */
+ if (prefix_array (dirs.gl_pathv[i],
+ &pglob->gl_pathv[old_pathc],
+ pglob->gl_pathc - old_pathc))
+ {
+ globfree (&dirs);
+ globfree (pglob);
+ return GLOB_NOSPACE;
+ }
+ }
+
+ flags |= GLOB_MAGCHAR;
+
+ /* We have ignored the GLOB_NOCHECK flag in the `glob_in_dir' calls.
+ But if we have not found any matching entry and thie GLOB_NOCHECK
+ flag was set we must return the list consisting of the disrectory
+ names followed by the filename. */
+ if (pglob->gl_pathc == oldcount)
+ {
+ /* No matches. */
+ if (flags & GLOB_NOCHECK)
+ {
+ size_t filename_len = strlen (filename) + 1;
+ char **new_pathv;
+ struct stat st;
+
+ /* This is an pessimistic guess about the size. */
+ pglob->gl_pathv
+ = (char **) realloc (pglob->gl_pathv,
+ (pglob->gl_pathc +
+ ((flags & GLOB_DOOFFS) ?
+ pglob->gl_offs : 0) +
+ dirs.gl_pathc + 1) *
+ sizeof (char *));
+ if (pglob->gl_pathv == NULL)
+ {
+ globfree (&dirs);
+ return GLOB_NOSPACE;
+ }
+
+ if (flags & GLOB_DOOFFS)
+ while (pglob->gl_pathc < pglob->gl_offs)
+ pglob->gl_pathv[pglob->gl_pathc++] = NULL;
+
+ for (i = 0; i < dirs.gl_pathc; ++i)
+ {
+ const char *dir = dirs.gl_pathv[i];
+ size_t dir_len = strlen (dir);
+
+ /* First check whether this really is a directory. */
+#ifdef KMK
+ if (flags & GLOB_ALTDIRFUNC
+ ? !pglob->gl_isdir (dir)
+ : __stat (dir, &st) != 0 || !S_ISDIR (st.st_mode))
+#else
+ if (((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_stat) (dir, &st) : __stat (dir, &st)) != 0
+ || !S_ISDIR (st.st_mode))
+#endif
+ /* No directory, ignore this entry. */
+ continue;
+
+ pglob->gl_pathv[pglob->gl_pathc] = malloc (dir_len + 1
+ + filename_len);
+ if (pglob->gl_pathv[pglob->gl_pathc] == NULL)
+ {
+ globfree (&dirs);
+ globfree (pglob);
+ return GLOB_NOSPACE;
+ }
+
+#ifdef HAVE_MEMPCPY
+ mempcpy (mempcpy (mempcpy (pglob->gl_pathv[pglob->gl_pathc],
+ dir, dir_len),
+ "/", 1),
+ filename, filename_len);
+#else
+ memcpy (pglob->gl_pathv[pglob->gl_pathc], dir, dir_len);
+ pglob->gl_pathv[pglob->gl_pathc][dir_len] = '/';
+ memcpy (&pglob->gl_pathv[pglob->gl_pathc][dir_len + 1],
+ filename, filename_len);
+#endif
+ ++pglob->gl_pathc;
+ }
+
+ pglob->gl_pathv[pglob->gl_pathc] = NULL;
+ pglob->gl_flags = flags;
+
+ /* Now we know how large the gl_pathv vector must be. */
+ new_pathv = (char **) realloc (pglob->gl_pathv,
+ ((pglob->gl_pathc + 1)
+ * sizeof (char *)));
+ if (new_pathv != NULL)
+ pglob->gl_pathv = new_pathv;
+ }
+ else
+ return GLOB_NOMATCH;
+ }
+
+ globfree (&dirs);
+ }
+ else
+ {
+ status = glob_in_dir (filename, dirname, flags, errfunc, pglob);
+ if (status != 0)
+ return status;
+
+ if (dirlen > 0)
+ {
+ /* Stick the directory on the front of each name. */
+ __size_t ignore = oldcount; /* bird: correct type. */
+
+ if ((flags & GLOB_DOOFFS) && ignore < pglob->gl_offs)
+ ignore = pglob->gl_offs;
+
+ if (prefix_array (dirname,
+ &pglob->gl_pathv[ignore],
+ pglob->gl_pathc - ignore))
+ {
+ globfree (pglob);
+ return GLOB_NOSPACE;
+ }
+ }
+ }
+
+ if (flags & GLOB_MARK)
+ {
+ /* Append slashes to directory names. */
+ __size_t i; /* bird: correct type. */
+ struct stat st;
+ for (i = oldcount; i < pglob->gl_pathc; ++i)
+#ifdef KMK
+ if (flags & GLOB_ALTDIRFUNC
+ ? pglob->gl_isdir (pglob->gl_pathv[i])
+ : __stat (pglob->gl_pathv[i], &st) == 0 && S_ISDIR (st.st_mode) )
+#else
+ if (((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_stat) (pglob->gl_pathv[i], &st)
+ : __stat (pglob->gl_pathv[i], &st)) == 0
+ && S_ISDIR (st.st_mode))
+#endif
+ {
+ size_t len = strlen (pglob->gl_pathv[i]) + 2;
+ char *new = realloc (pglob->gl_pathv[i], len);
+ if (new == NULL)
+ {
+ globfree (pglob);
+ return GLOB_NOSPACE;
+ }
+ strcpy (&new[len - 2], "/");
+ pglob->gl_pathv[i] = new;
+ }
+ }
+
+ if (!(flags & GLOB_NOSORT))
+ {
+ /* Sort the vector. */
+ int non_sort = oldcount;
+
+ if ((flags & GLOB_DOOFFS) && pglob->gl_offs > oldcount)
+ non_sort = pglob->gl_offs;
+
+ qsort ((__ptr_t) &pglob->gl_pathv[non_sort],
+ pglob->gl_pathc - non_sort,
+ sizeof (char *), collated_compare);
+ }
+
+ return 0;
+}
+
+
+/* Free storage allocated in PGLOB by a previous `glob' call. */
+void
+globfree (pglob)
+ register glob_t *pglob;
+{
+ if (pglob->gl_pathv != NULL)
+ {
+ register __size_t i; /* bird: correct type */
+ for (i = 0; i < pglob->gl_pathc; ++i)
+ if (pglob->gl_pathv[i] != NULL)
+ free ((__ptr_t) pglob->gl_pathv[i]);
+ free ((__ptr_t) pglob->gl_pathv);
+ }
+}
+
+
+/* Do a collated comparison of A and B. */
+static int
+collated_compare (a, b)
+ const __ptr_t a;
+ const __ptr_t b;
+{
+ const char *const s1 = *(const char *const * const) a;
+ const char *const s2 = *(const char *const * const) b;
+
+ if (s1 == s2)
+ return 0;
+ if (s1 == NULL)
+ return 1;
+ if (s2 == NULL)
+ return -1;
+ return strcoll (s1, s2);
+}
+
+
+/* Prepend DIRNAME to each of N members of ARRAY, replacing ARRAY's
+ elements in place. Return nonzero if out of memory, zero if successful.
+ A slash is inserted between DIRNAME and each elt of ARRAY,
+ unless DIRNAME is just "/". Each old element of ARRAY is freed. */
+static int
+prefix_array (dirname, array, n)
+ const char *dirname;
+ char **array;
+ size_t n;
+{
+ register size_t i;
+ size_t dirlen = strlen (dirname);
+#if defined __MSDOS__ || defined WINDOWS32
+ int sep_char = '/';
+# define DIRSEP_CHAR sep_char
+#else
+# define DIRSEP_CHAR '/'
+#endif
+
+ if (dirlen == 1 && dirname[0] == '/')
+ /* DIRNAME is just "/", so normal prepending would get us "//foo".
+ We want "/foo" instead, so don't prepend any chars from DIRNAME. */
+ dirlen = 0;
+#if defined __MSDOS__ || defined WINDOWS32
+ else if (dirlen > 1)
+ {
+ if (dirname[dirlen - 1] == '/' && dirname[dirlen - 2] == ':')
+ /* DIRNAME is "d:/". Don't prepend the slash from DIRNAME. */
+ --dirlen;
+ else if (dirname[dirlen - 1] == ':')
+ {
+ /* DIRNAME is "d:". Use `:' instead of `/'. */
+ --dirlen;
+ sep_char = ':';
+ }
+ }
+#endif
+
+ for (i = 0; i < n; ++i)
+ {
+ size_t eltlen = strlen (array[i]) + 1;
+ char *new = (char *) malloc (dirlen + 1 + eltlen);
+ if (new == NULL)
+ {
+ while (i > 0)
+ free ((__ptr_t) array[--i]);
+ return 1;
+ }
+
+#ifdef HAVE_MEMPCPY
+ {
+ char *endp = (char *) mempcpy (new, dirname, dirlen);
+ *endp++ = DIRSEP_CHAR;
+ mempcpy (endp, array[i], eltlen);
+ }
+#else
+ memcpy (new, dirname, dirlen);
+ new[dirlen] = DIRSEP_CHAR;
+ memcpy (&new[dirlen + 1], array[i], eltlen);
+#endif
+ free ((__ptr_t) array[i]);
+ array[i] = new;
+ }
+
+ return 0;
+}
+
+
+/* We must not compile this function twice. */
+#if !defined _LIBC || !defined NO_GLOB_PATTERN_P
+/* Return nonzero if PATTERN contains any metacharacters.
+ Metacharacters can be quoted with backslashes if QUOTE is nonzero. */
+int
+__glob_pattern_p (pattern, quote)
+ const char *pattern;
+ int quote;
+{
+ register const char *p;
+ int open = 0;
+
+ for (p = pattern; *p != '\0'; ++p)
+ switch (*p)
+ {
+ case '?':
+ case '*':
+ return 1;
+
+ case '\\':
+ if (quote && p[1] != '\0')
+ ++p;
+ break;
+
+ case '[':
+ open = 1;
+ break;
+
+ case ']':
+ if (open)
+ return 1;
+ break;
+ }
+
+ return 0;
+}
+# ifdef _LIBC
+weak_alias (__glob_pattern_p, glob_pattern_p)
+# endif
+#endif
+
+
+/* Like `glob', but PATTERN is a final pathname component,
+ and matches are searched for in DIRECTORY.
+ The GLOB_NOSORT bit in FLAGS is ignored. No sorting is ever done.
+ The GLOB_APPEND flag is assumed to be set (always appends). */
+static int
+glob_in_dir (pattern, directory, flags, errfunc, pglob)
+ const char *pattern;
+ const char *directory;
+ int flags;
+ int (*errfunc) __P ((const char *, int));
+ glob_t *pglob;
+{
+ __ptr_t stream = NULL;
+
+ struct globlink
+ {
+ struct globlink *next;
+ char *name;
+ };
+ struct globlink *names = NULL;
+ size_t nfound;
+ int meta;
+ int save;
+
+#ifdef VMS
+ if (*directory == 0)
+ directory = "[]";
+#endif
+ meta = __glob_pattern_p (pattern, !(flags & GLOB_NOESCAPE));
+ if (meta == 0)
+ {
+ if (flags & (GLOB_NOCHECK|GLOB_NOMAGIC))
+ /* We need not do any tests. The PATTERN contains no meta
+ characters and we must not return an error therefore the
+ result will always contain exactly one name. */
+ flags |= GLOB_NOCHECK;
+ else
+ {
+ /* Since we use the normal file functions we can also use stat()
+ to verify the file is there. */
+ struct stat st;
+ size_t patlen = strlen (pattern);
+ size_t dirlen = strlen (directory);
+ char *fullname = (char *) __alloca (dirlen + 1 + patlen + 1);
+
+# ifdef HAVE_MEMPCPY
+ mempcpy (mempcpy (mempcpy (fullname, directory, dirlen),
+ "/", 1),
+ pattern, patlen + 1);
+# else
+ memcpy (fullname, directory, dirlen);
+ fullname[dirlen] = '/';
+ memcpy (&fullname[dirlen + 1], pattern, patlen + 1);
+# endif
+# ifdef KMK
+ if (flags & GLOB_ALTDIRFUNC ? pglob->gl_exists (fullname) : __stat (fullname, &st) == 0)
+# else
+ if (((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_stat) (fullname, &st)
+ : __stat (fullname, &st)) == 0)
+# endif
+ /* We found this file to be existing. Now tell the rest
+ of the function to copy this name into the result. */
+ flags |= GLOB_NOCHECK;
+ }
+
+ nfound = 0;
+ }
+ else
+ {
+ if (pattern[0] == '\0')
+ {
+ /* This is a special case for matching directories like in
+ "*a/". */
+ names = (struct globlink *) __alloca (sizeof (struct globlink));
+ names->name = (char *) malloc (1);
+ if (names->name == NULL)
+ goto memory_error;
+ names->name[0] = '\0';
+ names->next = NULL;
+ nfound = 1;
+ meta = 0;
+ }
+ else
+ {
+ stream = ((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_opendir) (directory)
+ : (__ptr_t) opendir (directory));
+ if (stream == NULL)
+ {
+ if (errno != ENOTDIR
+ && ((errfunc != NULL && (*errfunc) (directory, errno))
+ || (flags & GLOB_ERR)))
+ return GLOB_ABORTED;
+ nfound = 0;
+ meta = 0;
+ }
+ else
+ {
+ int fnm_flags = ((!(flags & GLOB_PERIOD) ? FNM_PERIOD : 0)
+ | ((flags & GLOB_NOESCAPE) ? FNM_NOESCAPE : 0)
+#if defined HAVE_CASE_INSENSITIVE_FS
+ | FNM_CASEFOLD
+#endif
+ );
+ nfound = 0;
+ flags |= GLOB_MAGCHAR;
+
+ while (1)
+ {
+ const char *name;
+ size_t len;
+ struct dirent *d = ((flags & GLOB_ALTDIRFUNC)
+ ? (*pglob->gl_readdir) (stream)
+ : readdir ((DIR *) stream));
+ if (d == NULL)
+ break;
+ if (! REAL_DIR_ENTRY (d))
+ continue;
+
+#ifdef HAVE_D_TYPE
+ /* If we shall match only directories use the information
+ provided by the dirent call if possible. */
+ if ((flags & GLOB_ONLYDIR)
+ && d->d_type != DT_UNKNOWN && d->d_type != DT_DIR)
+ continue;
+#endif
+
+ name = d->d_name;
+
+ if (fnmatch (pattern, name, fnm_flags) == 0)
+ {
+ struct globlink *new = (struct globlink *)
+ __alloca (sizeof (struct globlink));
+ len = NAMLEN (d);
+ new->name = (char *) malloc (len + 1);
+ if (new->name == NULL)
+ goto memory_error;
+#ifdef HAVE_MEMPCPY
+ *((char *) mempcpy ((__ptr_t) new->name, name, len))
+ = '\0';
+#else
+ memcpy ((__ptr_t) new->name, name, len);
+ new->name[len] = '\0';
+#endif
+ new->next = names;
+ names = new;
+ ++nfound;
+ }
+ }
+ }
+ }
+ }
+
+ if (nfound == 0 && (flags & GLOB_NOCHECK))
+ {
+ size_t len = strlen (pattern);
+ nfound = 1;
+ names = (struct globlink *) __alloca (sizeof (struct globlink));
+ names->next = NULL;
+ names->name = (char *) malloc (len + 1);
+ if (names->name == NULL)
+ goto memory_error;
+#ifdef HAVE_MEMPCPY
+ *((char *) mempcpy (names->name, pattern, len)) = '\0';
+#else
+ memcpy (names->name, pattern, len);
+ names->name[len] = '\0';
+#endif
+ }
+
+ if (nfound != 0)
+ {
+ pglob->gl_pathv
+ = (char **) realloc (pglob->gl_pathv,
+ (pglob->gl_pathc +
+ ((flags & GLOB_DOOFFS) ? pglob->gl_offs : 0) +
+ nfound + 1) *
+ sizeof (char *));
+ if (pglob->gl_pathv == NULL)
+ goto memory_error;
+
+ if (flags & GLOB_DOOFFS)
+ while (pglob->gl_pathc < pglob->gl_offs)
+ pglob->gl_pathv[pglob->gl_pathc++] = NULL;
+
+ for (; names != NULL; names = names->next)
+ pglob->gl_pathv[pglob->gl_pathc++] = names->name;
+ pglob->gl_pathv[pglob->gl_pathc] = NULL;
+
+ pglob->gl_flags = flags;
+ }
+
+ save = errno;
+ if (stream != NULL)
+ {
+ if (flags & GLOB_ALTDIRFUNC)
+ (*pglob->gl_closedir) (stream);
+ else
+ closedir ((DIR *) stream);
+ }
+ __set_errno (save);
+
+ return nfound == 0 ? GLOB_NOMATCH : 0;
+
+ memory_error:
+ {
+ /*int*/ save = errno;
+ if (flags & GLOB_ALTDIRFUNC)
+ (*pglob->gl_closedir) (stream);
+ else
+ closedir ((DIR *) stream);
+ __set_errno (save);
+ }
+ while (names != NULL)
+ {
+ if (names->name != NULL)
+ free ((__ptr_t) names->name);
+ names = names->next;
+ }
+ return GLOB_NOSPACE;
+}
+
+#endif /* Not ELIDE_CODE. */