* getopt.c: Replace with latest NetBSD version 1.16. Keep Cygwin

specific changes as minimal as possible.
This commit is contained in:
Corinna Vinschen 2004-02-14 19:43:52 +00:00
parent e92be2201a
commit 968bdf96b1
2 changed files with 49 additions and 47 deletions

View File

@ -1,3 +1,8 @@
2004-02-14 Corinna Vinschen <corinna@vinschen.de>
* getopt.c: Replace with latest NetBSD version 1.16. Keep Cygwin
specific changes as minimal as possible.
2004-02-13 Christopher Faylor <cgf@redhat.com>
* sigproc.cc (proc_subproc): Change warning back to silent debug

View File

@ -1,4 +1,4 @@
/* $NetBSD: getopt_long.c,v 1.15 2002/01/31 22:43:40 tv Exp $ */
/* $NetBSD: getopt_long.c,v 1.16 2003/10/27 00:12:42 lukem Exp $ */
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
@ -36,46 +36,55 @@
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "winsup.h"
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: getopt_long.c,v 1.16 2003/10/27 00:12:42 lukem Exp $");
#endif /* LIBC_SCCS and not lint */
#ifndef __CYGWIN__
#include "namespace.h"
#endif
#include <assert.h>
#include <err.h>
#include <errno.h>
#include <getopt.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <stdarg.h>
#include <stdio.h>
#define REPLACE_GETOPT
#ifdef __CYGWIN__
#define _DIAGASSERT(x) do {} while (0)
#define HAVE_NBTOOL_CONFIG_H 1
#define HAVE_GETOPT_LONG 0
#define HAVE_DECL_OPTIND 0
#endif
#if HAVE_NBTOOL_CONFIG_H && !HAVE_GETOPT_LONG && !HAVE_DECL_OPTIND
#define REPLACE_GETOPT
#endif
#ifdef REPLACE_GETOPT
#ifdef __weak_alias
__weak_alias(getopt,_getopt)
#endif
int __declspec(dllexport) opterr = 1; /* if error message should be printed */
int __declspec(dllexport) optind = 1; /* index into parent argv vector */
int __declspec(dllexport) optopt = '?'; /* character checked for validity */
int __declspec(dllexport) optreset; /* reset getopt */
char __declspec(dllexport) *optarg; /* argument associated with option */
int opterr = 1; /* if error message should be printed */
int optind = 1; /* index into parent argv vector */
int optopt = '?'; /* character checked for validity */
int optreset; /* reset getopt */
char *optarg; /* argument associated with option */
#elif HAVE_NBTOOL_CONFIG_H && !HAVE_DECL_OPTRESET
static int optreset;
#endif
#ifdef __weak_alias
__weak_alias(getopt_long,_getopt_long)
#endif
#ifndef __CYGWIN__
#define __progname __argv[0]
#else
extern char *__progname;
#endif
#if !HAVE_GETOPT_LONG
#define IGNORE_FIRST (*options == '-' || *options == '+')
#define PRINT_ERROR ((opterr) && ((*options != ':') \
|| (IGNORE_FIRST && options[1] != ':')))
#define IS_POSIXLY_CORRECT (getenv("POSIXLY_INCORRECT_GETOPT") == NULL)
#define IS_POSIXLY_CORRECT (getenv("POSIXLY_CORRECT") != NULL)
#define PERMUTE (!IS_POSIXLY_CORRECT && !IGNORE_FIRST)
/* XXX: GNU ignores PC if *options == '-' */
#define IN_ORDER (!IS_POSIXLY_CORRECT && *options == '-')
@ -86,11 +95,15 @@ extern char *__progname;
|| (*options == ':') ? (int)':' : (int)'?')
#define INORDER (int)1
#ifdef __CYGWIN__
static char EMSG[1];
#else
#define EMSG ""
#endif
static int getopt_internal (int, char * const *, const char *);
static int gcd (int, int);
static void permute_args (int, int, int, char * const *);
static int getopt_internal __P((int, char * const *, const char *));
static int gcd __P((int, int));
static void permute_args __P((int, int, int, char * const *));
static char *place = EMSG; /* option letter processing */
@ -106,23 +119,6 @@ static const char noarg[] = "option doesn't take an argument -- %.*s";
static const char illoptchar[] = "unknown option -- %c";
static const char illoptstring[] = "unknown option -- %s";
static void
_vwarnx(const char *fmt, va_list ap)
{
(void)fprintf(stderr, "%s: ", __progname);
if (fmt != NULL)
(void)vfprintf(stderr, fmt, ap);
(void)fprintf(stderr, "\n");
}
static void
warnx(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
_vwarnx(fmt, ap);
va_end(ap);
}
/*
* Compute the greatest common divisor of a and b.
@ -140,7 +136,7 @@ gcd(a, b)
b = c;
c = a % b;
}
return b;
}
@ -241,7 +237,7 @@ start:
place = EMSG;
if (IN_ORDER) {
/*
* GNU extension:
* GNU extension:
* return non-option as argument to option 1
*/
optarg = nargv[optind++];
@ -287,7 +283,7 @@ start:
}
if (optchar == 'W' && oli[1] == ';') { /* -W long-option */
/* XXX: what if no long options provided (called by getopt)? */
if (*place)
if (*place)
return -2;
if (++optind >= nargc) { /* no arg */
@ -414,7 +410,7 @@ getopt_long(nargc, nargv, options, long_options, idx)
has_equal++;
} else
current_argv_len = strlen(current_argv);
for (i = 0; long_options[i].name; i++) {
/* find matching long option */
if (strncmp(current_argv, long_options[i].name,
@ -439,7 +435,7 @@ getopt_long(nargc, nargv, options, long_options, idx)
}
}
if (match != -1) { /* option found */
if (long_options[match].has_arg == no_argument
if (long_options[match].has_arg == no_argument
&& has_equal) {
if (PRINT_ERROR)
warnx(noarg, (int)current_argv_len,
@ -495,10 +491,11 @@ getopt_long(nargc, nargv, options, long_options, idx)
if (long_options[match].flag) {
*long_options[match].flag = long_options[match].val;
retval = 0;
} else
} else
retval = long_options[match].val;
if (idx)
*idx = match;
}
return retval;
}
#endif /* !GETOPT_LONG */