diff options
Diffstat (limited to 'usr/dash/options.h')
| -rw-r--r-- | usr/dash/options.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/usr/dash/options.h b/usr/dash/options.h new file mode 100644 index 0000000..975fe33 --- /dev/null +++ b/usr/dash/options.h @@ -0,0 +1,86 @@ +/*- + * Copyright (c) 1991, 1993 + * The Regents of the University of California. All rights reserved. + * Copyright (c) 1997-2005 + * Herbert Xu <herbert@gondor.apana.org.au>. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Kenneth Almquist. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)options.h 8.2 (Berkeley) 5/4/95 + */ + +struct shparam { + int nparam; /* # of positional parameters (without $0) */ + unsigned char malloc; /* if parameter list dynamically allocated */ + char **p; /* parameter list */ + int optind; /* next parameter to be processed by getopts */ + int optoff; /* used by getopts */ +}; + + + +#define eflag optlist[0] +#define fflag optlist[1] +#define Iflag optlist[2] +#define iflag optlist[3] +#define mflag optlist[4] +#define nflag optlist[5] +#define sflag optlist[6] +#define xflag optlist[7] +#define vflag optlist[8] +#define Vflag optlist[9] +#define Eflag optlist[10] +#define Cflag optlist[11] +#define aflag optlist[12] +#define bflag optlist[13] +#define uflag optlist[14] +#define nolog optlist[15] +#define debug optlist[16] + +#define NOPTS 17 + +extern const char optletters[NOPTS]; +extern char optlist[NOPTS]; + + +extern char *minusc; /* argument to -c option */ +extern char *arg0; /* $0 */ +extern struct shparam shellparam; /* $@ */ +extern char **argptr; /* argument list for builtin commands */ +extern char *optionarg; /* set by nextopt */ +extern char *optptr; /* used by nextopt */ + +int procargs(int, char **); +void optschanged(void); +void setparam(char **); +void freeparam(volatile struct shparam *); +int shiftcmd(int, char **); +int setcmd(int, char **); +int getoptscmd(int, char **); +int nextopt(const char *); +void getoptsreset(const char *); |