-/* Getopt for GNU.
- NOTE: getopt is now part of the C library, so if you don't know what
- "Keep this file name-space clean" means, talk to roland@gnu.ai.mit.edu
- before changing it!
-
- Copyright (C) 1987, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97
- Free Software Foundation, Inc.
-
- This file is part of the GNU C Library. Its master source is NOT part of
- the C library, however. The master source lives in /gd/gnu/lib.
-
- The GNU C 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.
-
- The GNU C 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 the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-\f
-/* This tells Alpha OSF/1 not to define a getopt prototype in <stdio.h>.
- Ditto for AIX 3.2 and <stdlib.h>. */
-#ifndef _NO_PROTO
-#define _NO_PROTO
-#endif
+/*****************************************************************************
+ * getopt_long()
+ *****************************************************************************
+ * Copyright (C) 1987-1997 Free Software Foundation, Inc.
+ * Copyright (C) 2005-2010 the VideoLAN team
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <vlc_common.h>
-#if !defined (__STDC__) || !__STDC__
-/* This is a separate conditional since some stdc systems
- reject `defined (const)'. */
-#ifndef const
-#define const
-#endif
-#endif
-
#include <stdio.h>
-
-/* 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 GETOPT_INTERFACE_VERSION 2
-#if !defined (_LIBC) && defined (__GLIBC__) && __GLIBC__ >= 2
-#include <gnu-versions.h>
-#if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION
-#define ELIDE_CODE
-#endif
-#endif
-
-/* This needs to come after some library #include
- to get __GNU_LIBRARY__ defined. */
-#ifdef __GNU_LIBRARY__
-/* Don't include stdlib.h for non-GNU C libraries because some of them
- contain conflicting prototypes for getopt. */
-#include <stdlib.h>
-#include <unistd.h>
-#endif /* GNU C library. */
-
-#ifdef VMS
-#include <unixlib.h>
-#if HAVE_STRING_H - 0
#include <string.h>
-#ifdef STRNCASECMP_IN_STRINGS_H
-# include <strings.h>
-#endif
-#endif
-#endif
-
-#if defined (WIN32) && !defined (__CYGWIN32__) || defined(UNDER_CE)
-/* It's not Unix, really. See? Capital letters. */
-#include <windows.h>
-#define getpid() GetCurrentProcessId()
-#endif
-
-#ifndef _
-/* This is for other GNU distributions with internationalized messages.
- When compiling libc, the _ macro is predefined. */
-#ifdef HAVE_LIBINTL_H
-#include <libintl.h>
-#define _(msgid) vlc_gettext (msgid)
-#else
-#define _(msgid) (msgid)
-#endif
-#endif
/* This version of `getopt' appears to the caller like standard Unix `getopt'
but it behaves differently for the user, since it allows the user
GNU application programs can use a third alternative mode in which
they can distinguish the relative order of options and other arguments. */
-#include "getopt.h"
+#include "vlc_getopt.h"
/* For communication from `getopt' to the caller.
When `getopt' finds an option that takes an argument,
/* Value of POSIXLY_CORRECT environment variable. */
static char *posixly_correct;
-\f
-#ifdef __GNU_LIBRARY__
-/* We want to avoid inclusion of string.h with non-GNU libraries
- because there are many ways it can cause trouble.
- On some systems, it contains special magic macros that don't work
- in GCC. */
-#include <string.h>
-#define my_index strchr
-#else
-
-/* Avoid depending on library functions or files
- whose names are inconsistent. */
-
-static char *
- my_index(str, chr)
- const char *str;
- int chr;
-{
- while (*str)
- {
- if (*str == chr)
- return (char *) str;
- str++;
- }
- return 0;
-}
-
-/* If using GCC, we can safely declare strlen this way.
- If not using GCC, it is ok not to declare it. */
-#ifdef __GNUC__
-/* Note that Motorola Delta 68k R3V7 comes with GCC but not stddef.h.
- That was relevant to code that was here before. */
-#if !defined (__STDC__) || !__STDC__
-/* gcc with -traditional declares the built-in strlen to return int,
- and has done so at least since version 2.4.5. -- rms. */
-extern int strlen(const char *);
-
-#endif /* not __STDC__ */
-#endif /* __GNUC__ */
-#endif /* not __GNU_LIBRARY__ */
-\f
/* Handle permutation of arguments. */
/* Describe the part of ARGV that contains non-options that have
static int first_nonopt;
static int last_nonopt;
-#ifdef _LIBC
-/* Bash 2.0 gives us an environment variable containing flags
- indicating ARGV elements that should not be considered arguments. */
-
-static const char *nonoption_flags;
-static int nonoption_flags_len;
-
-static int original_argc;
-static char *const *original_argv;
-
-/* Make sure the environment variable bash 2.0 puts in the environment
- is valid for the getopt call we must make sure that the ARGV passed
- to getopt is that one passed to the process. */
-static void store_args(int argc, char *const *argv) __attribute__((unused));
- static void
- store_args(int argc, char *const *argv)
-{
- /* XXX This is no good solution. We should rather copy the args so
- that we can compare them later. But we must not use malloc(3). */
- original_argc = argc;
- original_argv = argv;
-}
-text_set_element(__libc_subinit, store_args);
-#endif
-
/* Exchange two adjacent subsequences of ARGV.
One subsequence is elements [first_nonopt,last_nonopt)
which contains all the non-options that have been skipped so far.
`first_nonopt' and `last_nonopt' are relocated so that they describe
the new indices of the non-options in ARGV after they are moved. */
-#if defined (__STDC__) && __STDC__
static void exchange(char **);
-#endif
-
static void
exchange(argv)
char **argv;
/* Initialize the internal data when the first call is made. */
-#if defined (__STDC__) && __STDC__
static const char *_getopt_initialize(int, char *const *, const char *);
-#endif
static const char *
_getopt_initialize(argc, argv, optstring)
int argc;
else
ordering = PERMUTE;
-#ifdef _LIBC
- if (posixly_correct == NULL
- && argc == original_argc && argv == original_argv)
- {
- /* Bash 2.0 puts a special variable in the environment for each
- command it runs, specifying which ARGV elements are the results of
- file name wildcard expansion and therefore should not be
- considered as options. */
- char var[100];
-
- sprintf(var, "_%d_GNU_nonoption_argv_flags_", getpid());
- nonoption_flags = getenv(var);
- if (nonoption_flags == NULL)
- nonoption_flags_len = 0;
- else
- nonoption_flags_len = strlen(nonoption_flags);
- }
- else
- nonoption_flags_len = 0;
-#endif
-
return optstring;
}
\f
LONGIND returns the index in LONGOPT of the long-named option found.
It is only valid when a long-named option has been found by the most
- recent call.
-
- If LONG_ONLY is nonzero, '-' as well as '--' can introduce
- long-named options. */
+ recent call. */
int
- _getopt_internal(argc, argv, optstring, longopts, longind, long_only)
+ vlc_getopt_long(argc, argv, optstring, longopts, longind)
int argc;
char *const *argv;
const char *optstring;
const struct option *longopts;
int *longind;
- int long_only;
{
optarg = NULL;
__getopt_initialized = 1;
}
- /* Test whether ARGV[optind] points to a non-option argument.
- Either it does not have option syntax, or there is an environment flag
- from the shell indicating it is not an option. The later information
- is only used when the used in the GNU libc. */
-#ifdef _LIBC
-#define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0' \
- || (optind < nonoption_flags_len \
- && nonoption_flags[optind] == '1'))
-#else
#define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0')
-#endif
if (nextchar == NULL || *nextchar == '\0')
{
Skip the initial punctuation. */
nextchar = (argv[optind] + 1
- + (longopts != NULL && argv[optind][1] == '-'));
+ + (argv[optind][1] == '-'));
}
/* Decode the current option-ARGV-element. */
- /* Check whether the ARGV-element is a long option.
-
- If long_only and the ARGV-element has the form "-f", where f is
- a valid short option, don't consider it an abbreviated form of
- a long option that starts with f. Otherwise there would be no
- way to give the -f short option.
-
- On the other hand, if there's a long option "fubar" and
- the ARGV-element is "-fu", do consider that an abbreviation of
- the long option, just like "--fu", and not "-f" with arg "u".
+ /* Check whether the ARGV-element is a long option. */
- This distinction seems to be the most useful approach. */
-
- if (longopts != NULL
- && (argv[optind][1] == '-'
- || (long_only && (argv[optind][2] || !my_index(optstring, argv[optind][1])))))
+ if (argv[optind][1] == '-')
{
char *nameend;
const struct option *p;
return pfound->val;
}
- /* Can't find it as a long option. If this is not getopt_long_only,
- or the option starts with '--' or is not a valid short
- option, then it's an error.
- Otherwise interpret it as a short option. */
- if (!long_only || argv[optind][1] == '-'
- || my_index(optstring, *nextchar) == NULL)
+ /* Can't find it as a long option. It's an error. */
+ if (opterr)
{
- if (opterr)
+ if (argv[optind][1] == '-')
+ /* --option */
+ fprintf(stderr, _("%s: unrecognized option `%s%s'\n"),
+ "--", argv[0], nextchar);
+ else
{
- if (argv[optind][1] == '-')
- /* --option */
- fprintf(stderr, _("%s: unrecognized option `%s%s'\n"),
- "--", argv[0], nextchar);
- else
- {
- char t[2] = { argv[optind][0], '\0' };
- /* +option or -option */
- fprintf(stderr, _("%s: unrecognized option `%s%s'\n"),
- argv[0], t, nextchar);
- }
+ char t[2] = { argv[optind][0], '\0' };
+ /* +option or -option */
+ fprintf(stderr, _("%s: unrecognized option `%s%s'\n"),
+ argv[0], t, nextchar);
}
- nextchar = (char *) "";
- optind++;
- optopt = 0;
- return '?';
}
+ nextchar = (char *) "";
+ optind++;
+ optopt = 0;
+ return '?';
}
/* Look at and handle the next short option-character. */
{
char c = *nextchar++;
- char *temp = my_index(optstring, c);
+ char *temp = strchr(optstring, c);
/* Increment `optind' when we start to process its last character. */
if (*nextchar == '\0')
return c;
}
}
-
-int
- getopt(argc, argv, optstring)
- int argc;
- char *const *argv;
- const char *optstring;
-{
- return _getopt_internal(argc, argv, optstring,
- (const struct option *) 0,
- (int *) 0,
- 0);
-}
-\f
-#ifdef TEST
-
-/* Compile with -DTEST to make an executable for use in testing
- the above definition of `getopt'. */
-
-int
- main(argc, argv)
- int argc;
- char **argv;
-{
- int c;
- int digit_optind = 0;
-
- while (1)
- {
- int this_option_optind = optind ? optind : 1;
-
- c = getopt(argc, argv, "abc:d:0123456789");
- if (c == -1)
- break;
-
- switch (c)
- {
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- if (digit_optind != 0 && digit_optind != this_option_optind)
- printf("digits occur in two different argv-elements.\n");
- digit_optind = this_option_optind;
- printf("option %c\n", c);
- break;
-
- case 'a':
- printf("option a\n");
- break;
-
- case 'b':
- printf("option b\n");
- break;
-
- case 'c':
- printf("option c with value `%s'\n", optarg);
- break;
-
- case '?':
- break;
-
- default:
- printf("?? getopt returned character code 0%o ??\n", c);
- }
- }
-
- if (optind < argc)
- {
- printf("non-option ARGV-elements: ");
- while (optind < argc)
- printf("%s ", argv[optind++]);
- printf("\n");
- }
-
- exit(0);
-}
-
-#endif /* TEST */
-/* Declarations for getopt.
- Copyright (C) 1989,90,91,92,93,94,96,97 Free Software Foundation, Inc.
-
- This file is part of the GNU C Library. Its master source is NOT part of
- the C library, however. The master source lives in /gd/gnu/lib.
-
- The GNU C 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.
-
- The GNU C 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 the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#ifndef _GETOPT_H
-#define _GETOPT_H 1
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
+/*****************************************************************************
+ * Declarations for getopt_long()
+ *****************************************************************************
+ * Copyright (C) 1987-1997 Free Software Foundation, Inc.
+ * Copyright (C) 2005-2010 the VideoLAN team
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifndef VLC_GETOPT_H
+#define VLC_GETOPT_H 1
/* For communication from `getopt' to the caller.
When `getopt' finds an option that takes an argument,
struct option
{
-#if defined (__STDC__) && __STDC__
const char *name;
-#else
- char *name;
-#endif
/* has_arg can't be an enum because some compilers complain about
type mismatches in all the code that assumes it is an int. */
int has_arg;
#define required_argument 1
#define optional_argument 2
-#if defined (__STDC__) && __STDC__
-#ifdef __GNU_LIBRARY__
-/* Many other libraries have conflicting prototypes for getopt, with
- differences in the consts, in stdlib.h. To avoid compilation
- errors, only prototype getopt for the GNU C library. */
- extern int getopt(int argc, char *const *argv, const char *shortopts);
-#else /* not __GNU_LIBRARY__ */
- extern int getopt();
-#endif /* __GNU_LIBRARY__ */
extern int vlc_getopt_long(int argc, char *const *argv, const char *shortopts,
const struct option *longopts, int *longind);
- extern int getopt_long_only(int argc, char *const *argv,
- const char *shortopts,
- const struct option *longopts, int *longind);
-
-/* Internal only. Users should not call this directly. */
- extern int _getopt_internal(int argc, char *const *argv,
- const char *shortopts,
- const struct option *longopts, int *longind,
- int long_only);
-#else /* not __STDC__ */
- extern int getopt();
- extern int vlc_getopt_long();
- extern int getopt_long_only();
-
- extern int _getopt_internal();
-#endif /* __STDC__ */
-
-#ifdef __cplusplus
-}
-#endif
-#endif /* _GETOPT_H */
+#endif /* VLC_GETOPT_H */
+++ /dev/null
-/* getopt_long and getopt_long_only entry points for GNU getopt.
- Copyright (C) 1987,88,89,90,91,92,93,94,96,97 Free Software Foundation, Inc.
-
- This file is part of the GNU C Library. Its master source is NOT part of
- the C library, however. The master source lives in /gd/gnu/lib.
-
- The GNU C 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.
-
- The GNU C 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 the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-\f
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include "getopt.h"
-
-#if !defined (__STDC__) || !__STDC__
-/* This is a separate conditional since some stdc systems
- reject `defined (const)'. */
-#ifndef const
-#define const
-#endif
-#endif
-
-#include <stdio.h>
-
-/* 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 GETOPT_INTERFACE_VERSION 2
-#if !defined (_LIBC) && defined (__GLIBC__) && __GLIBC__ >= 2
-#include <gnu-versions.h>
-#if _GNU_GETOPT_INTERFACE_VERSION == GETOPT_INTERFACE_VERSION
-#define ELIDE_CODE
-#endif
-#endif
-
-/* This needs to come after some library #include
- to get __GNU_LIBRARY__ defined. */
-#ifdef __GNU_LIBRARY__
-#include <stdlib.h>
-#endif
-
-#ifndef NULL
-#define NULL 0
-#endif
-
-int
- vlc_getopt_long(argc, argv, options, long_options, opt_index)
- int argc;
- char *const *argv;
- const char *options;
- const struct option *long_options;
- int *opt_index;
-{
- return _getopt_internal(argc, argv, options, long_options, opt_index, 0);
-}
-
-/* Like getopt_long, but '-' as well as '--' can indicate a long option.
- If an option that starts with '-' (not '--') doesn't match a long option,
- but does match a short option, it is parsed as a short option
- instead. */
-
-int
- getopt_long_only(argc, argv, options, long_options, opt_index)
- int argc;
- char *const *argv;
- const char *options;
- const struct option *long_options;
- int *opt_index;
-{
- return _getopt_internal(argc, argv, options, long_options, opt_index, 1);
-}
-\f
-#ifdef TEST
-
-#include <stdio.h>
-
-int
- main(argc, argv)
- int argc;
- char **argv;
-{
- int c;
- int digit_optind = 0;
-
- while (1)
- {
- int this_option_optind = optind ? optind : 1;
- int option_index = 0;
- static const struct option long_options[] =
- {
- {"add", 1, 0, 0},
- {"append", 0, 0, 0},
- {"delete", 1, 0, 0},
- {"verbose", 0, 0, 0},
- {"create", 0, 0, 0},
- {"file", 1, 0, 0},
- {0, 0, 0, 0}
- };
-
- c = getopt_long(argc, argv, "abc:d:0123456789",
- long_options, &option_index);
- if (c == -1)
- break;
-
- switch (c)
- {
- case 0:
- printf("option %s", long_options[option_index].name);
- if (optarg)
- printf(" with arg %s", optarg);
- printf("\n");
- break;
-
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- if (digit_optind != 0 && digit_optind != this_option_optind)
- printf("digits occur in two different argv-elements.\n");
- digit_optind = this_option_optind;
- printf("option %c\n", c);
- break;
-
- case 'a':
- printf("option a\n");
- break;
-
- case 'b':
- printf("option b\n");
- break;
-
- case 'c':
- printf("option c with value `%s'\n", optarg);
- break;
-
- case 'd':
- printf("option d with value `%s'\n", optarg);
- break;
-
- case '?':
- break;
-
- default:
- printf("?? getopt returned character code 0%o ??\n", c);
- }
- }
-
- if (optind < argc)
- {
- printf("non-option ARGV-elements: ");
- while (optind < argc)
- printf("%s ", argv[optind++]);
- printf("\n");
- }
-
- exit(0);
-}
-
-#endif /* TEST */
projects / vlc / commitdiff