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 drepper@gnu.org
before changing it!
- Copyright (C) 1987,88,89,90,91,92,93,94,95,96,98,99,2000,2001,2002
- Free Software Foundation, Inc.
+ Copyright (C) 1987,88,89,90,91,92,93,94,95,96,98,99,2000,2001,2002,2003,2004
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
This program is free software; you can redistribute it and/or modify
# include <config.h>
#endif
-#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
-
-#ifndef ELIDE_CODE
-
-
/* This needs to come after some library #include
to get __GNU_LIBRARY__ defined. */
#ifdef __GNU_LIBRARY__
# include <unistd.h>
#endif /* GNU C library. */
+#include <string.h>
+
#ifdef VMS
# include <unixlib.h>
-# if HAVE_STRING_H - 0
-# include <string.h>
-# endif
#endif
-#if HAVE_LIBINTL_H
+#ifdef _LIBC
# include <libintl.h>
-#endif /* HAVE_LIBINTL_H */
-
-#if 0
-# ifdef _LIBC
-# include <libintl.h>
-# else /* not #ifdef _LIBC */
-/* This is for other GNU distributions with internationalized messages. */
-# include "gettext.h"
-# endif /* end #ifdef _LIBC */
-#endif /* end #if 0 */
-
-#if HAVE_LIBINTL_H
- /* Should I include libintl.h here as in regex.c ? */
-# define _(msgid) gettext (msgid)
-#else /* not #if HAVE_LIBINTL_H */
-# define _(msgid) (msgid)
-#endif /* end #if HAVE_LIBINTL_H */
+#else
+# include "gettext.h"
+# define _(msgid) gettext (msgid)
+#endif
#if defined _LIBC && defined USE_IN_LIBIO
# include <wchar.h>
# define attribute_hidden
#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
- to intersperse the options with the other arguments.
+/* Unlike standard Unix `getopt', functions like `getopt_long'
+ let the user intersperse the options with the other arguments.
- As `getopt' works, it permutes the elements of ARGV so that,
+ As `getopt_long' works, it permutes the elements of ARGV so that,
when it is done, all the options precede everything else. Thus
all application programs are extended to handle flexible argument order.
- Setting the environment variable POSIXLY_CORRECT disables permutation.
- Then the behavior is completely standard.
+ Using `getopt' or setting the environment variable POSIXLY_CORRECT
+ disables permutation.
+ Then the application's behavior is completely standard.
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 "getopt_int.h"
/* For communication from `getopt' to the caller.
When `getopt' finds an option that takes an argument,
/* 1003.2 says this must be 1 before any call. */
int optind = 1;
-/* Formerly, initialization of getopt depended on optind==0, which
- causes problems with re-calling getopt as programs generally don't
- know that. */
-
-int __getopt_initialized attribute_hidden;
-
-/* The next char to be scanned in the option-element
- in which the last option character we returned was found.
- This allows us to pick up the scan where we left off.
-
- If this is zero, or a null string, it means resume the scan
- by advancing to the next ARGV-element. */
-
-static char *nextchar;
-
/* Callers store zero here to inhibit the error message
for unrecognized options. */
int optopt = '?';
-/* Describe how to deal with options that follow non-option ARGV-elements.
-
- If the caller did not specify anything,
- the default is REQUIRE_ORDER if the environment variable
- POSIXLY_CORRECT is defined, PERMUTE otherwise.
-
- REQUIRE_ORDER means don't recognize them as options;
- stop option processing when the first non-option is seen.
- This is what Unix does.
- This mode of operation is selected by either setting the environment
- variable POSIXLY_CORRECT, or using `+' as the first character
- of the list of option characters.
-
- PERMUTE is the default. We permute the contents of ARGV as we scan,
- so that eventually all the non-options are at the end. This allows options
- to be given in any order, even with programs that were not written to
- expect this.
-
- RETURN_IN_ORDER is an option available to programs that were written
- to expect options and other ARGV-elements in any order and that care about
- the ordering of the two. We describe each non-option ARGV-element
- as if it were the argument of an option with character code 1.
- Using `-' as the first character of the list of option characters
- selects this mode of operation.
+/* Keep a global copy of all internal members of getopt_data. */
- The special argument `--' forces an end of option-scanning regardless
- of the value of `ordering'. In the case of RETURN_IN_ORDER, only
- `--' can cause `getopt' to return -1 with `optind' != ARGC. */
+static struct _getopt_data getopt_data;
-static enum
-{
- REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER
-} ordering;
-
-/* 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
-
-# if HAVE_STRING_H
-# include <string.h>
-# else
-# include <strings.h>
-# endif
+#ifndef __GNU_LIBRARY__
/* Avoid depending on library functions or files
whose names are inconsistent. */
extern char *getenv ();
#endif
-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__) && !defined strlen
-/* 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
- been skipped. `first_nonopt' is the index in ARGV of the first of them;
- `last_nonopt' is the index after the last of them. */
-
-static int first_nonopt;
-static int last_nonopt;
-
#ifdef _LIBC
/* Stored original parameters.
XXX This is no good solution. We should rather copy the args so
# ifdef USE_NONOPTION_FLAGS
/* Defined in getopt_init.c */
extern char *__getopt_nonoption_flags;
-
-static int nonoption_flags_max_len;
-static int nonoption_flags_len;
# endif
# ifdef USE_NONOPTION_FLAGS
# define SWAP_FLAGS(ch1, ch2) \
- if (nonoption_flags_len > 0) \
+ if (d->__nonoption_flags_len > 0) \
{ \
char __tmp = __getopt_nonoption_flags[ch1]; \
__getopt_nonoption_flags[ch1] = __getopt_nonoption_flags[ch2]; \
`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;
+exchange (char **argv, struct _getopt_data *d)
{
- int bottom = first_nonopt;
- int middle = last_nonopt;
- int top = optind;
+ int bottom = d->__first_nonopt;
+ int middle = d->__last_nonopt;
+ int top = d->optind;
char *tem;
/* Exchange the shorter segment with the far end of the longer segment.
/* First make sure the handling of the `__getopt_nonoption_flags'
string can work normally. Our top argument must be in the range
of the string. */
- if (nonoption_flags_len > 0 && top >= nonoption_flags_max_len)
+ if (d->__nonoption_flags_len > 0 && top >= d->__nonoption_flags_max_len)
{
/* We must extend the array. The user plays games with us and
presents new arguments. */
char *new_str = malloc (top + 1);
if (new_str == NULL)
- nonoption_flags_len = nonoption_flags_max_len = 0;
+ d->__nonoption_flags_len = d->__nonoption_flags_max_len = 0;
else
{
memset (__mempcpy (new_str, __getopt_nonoption_flags,
- nonoption_flags_max_len),
- '\0', top + 1 - nonoption_flags_max_len);
- nonoption_flags_max_len = top + 1;
+ d->__nonoption_flags_max_len),
+ '\0', top + 1 - d->__nonoption_flags_max_len);
+ d->__nonoption_flags_max_len = top + 1;
__getopt_nonoption_flags = new_str;
}
}
/* Update records for the slots the non-options now occupy. */
- first_nonopt += (optind - last_nonopt);
- last_nonopt = optind;
+ d->__first_nonopt += (d->optind - d->__last_nonopt);
+ d->__last_nonopt = d->optind;
}
/* 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;
- char *const *argv;
- const char *optstring;
+_getopt_initialize (int argc, char **argv, const char *optstring,
+ int posixly_correct, struct _getopt_data *d)
{
/* Start processing options with ARGV-element 1 (since ARGV-element 0
is the program name); the sequence of previously skipped
non-option ARGV-elements is empty. */
- first_nonopt = last_nonopt = optind;
+ d->__first_nonopt = d->__last_nonopt = d->optind;
- nextchar = NULL;
+ d->__nextchar = NULL;
- posixly_correct = getenv ("POSIXLY_CORRECT");
+ d->__posixly_correct = posixly_correct || !!getenv ("POSIXLY_CORRECT");
/* Determine how to handle the ordering of options and nonoptions. */
if (optstring[0] == '-')
{
- ordering = RETURN_IN_ORDER;
+ d->__ordering = RETURN_IN_ORDER;
++optstring;
}
else if (optstring[0] == '+')
{
- ordering = REQUIRE_ORDER;
+ d->__ordering = REQUIRE_ORDER;
++optstring;
}
- else if (posixly_correct != NULL)
- ordering = REQUIRE_ORDER;
+ else if (d->__posixly_correct)
+ d->__ordering = REQUIRE_ORDER;
else
- ordering = PERMUTE;
+ d->__ordering = PERMUTE;
#if defined _LIBC && defined USE_NONOPTION_FLAGS
- if (posixly_correct == NULL
+ if (!d->__posixly_correct
&& argc == __libc_argc && argv == __libc_argv)
{
- if (nonoption_flags_max_len == 0)
+ if (d->__nonoption_flags_max_len == 0)
{
if (__getopt_nonoption_flags == NULL
|| __getopt_nonoption_flags[0] == '\0')
- nonoption_flags_max_len = -1;
+ d->__nonoption_flags_max_len = -1;
else
{
const char *orig_str = __getopt_nonoption_flags;
- int len = nonoption_flags_max_len = strlen (orig_str);
- if (nonoption_flags_max_len < argc)
- nonoption_flags_max_len = argc;
+ int len = d->__nonoption_flags_max_len = strlen (orig_str);
+ if (d->__nonoption_flags_max_len < argc)
+ d->__nonoption_flags_max_len = argc;
__getopt_nonoption_flags =
- (char *) malloc (nonoption_flags_max_len);
+ (char *) malloc (d->__nonoption_flags_max_len);
if (__getopt_nonoption_flags == NULL)
- nonoption_flags_max_len = -1;
+ d->__nonoption_flags_max_len = -1;
else
memset (__mempcpy (__getopt_nonoption_flags, orig_str, len),
- '\0', nonoption_flags_max_len - len);
+ '\0', d->__nonoption_flags_max_len - len);
}
}
- nonoption_flags_len = nonoption_flags_max_len;
+ d->__nonoption_flags_len = d->__nonoption_flags_max_len;
}
else
- nonoption_flags_len = 0;
+ d->__nonoption_flags_len = 0;
#endif
return optstring;
`flag' field is nonzero, the value of the option's `val' field
if the `flag' field is zero.
- The elements of ARGV aren't really const, because we permute them.
- But we pretend they're const in the prototype to be compatible
- with other systems.
-
LONGOPTS is a vector of `struct option' terminated by an
element containing a name which is zero.
recent call.
If LONG_ONLY is nonzero, '-' as well as '--' can introduce
- long-named options. */
+ long-named options.
+
+ If POSIXLY_CORRECT is nonzero, behave as if the POSIXLY_CORRECT
+ environment variable were set. */
int
-_getopt_internal (argc, argv, optstring, longopts, longind, long_only)
- int argc;
- char *const *argv;
- const char *optstring;
- const struct option *longopts;
- int *longind;
- int long_only;
+_getopt_internal_r (int argc, char **argv, const char *optstring,
+ const struct option *longopts, int *longind,
+ int long_only, int posixly_correct, struct _getopt_data *d)
{
- int print_errors = opterr;
+ int print_errors = d->opterr;
if (optstring[0] == ':')
print_errors = 0;
if (argc < 1)
return -1;
- optarg = NULL;
+ d->optarg = NULL;
- if (optind == 0 || !__getopt_initialized)
+ if (d->optind == 0 || !d->__initialized)
{
- if (optind == 0)
- optind = 1; /* Don't scan ARGV[0], the program name. */
- optstring = _getopt_initialize (argc, argv, optstring);
- __getopt_initialized = 1;
+ if (d->optind == 0)
+ d->optind = 1; /* Don't scan ARGV[0], the program name. */
+ optstring = _getopt_initialize (argc, argv, optstring,
+ posixly_correct, d);
+ d->__initialized = 1;
}
/* Test whether ARGV[optind] points to a non-option argument.
from the shell indicating it is not an option. The later information
is only used when the used in the GNU libc. */
#if defined _LIBC && defined USE_NONOPTION_FLAGS
-# define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0' \
- || (optind < nonoption_flags_len \
- && __getopt_nonoption_flags[optind] == '1'))
+# define NONOPTION_P (argv[d->optind][0] != '-' || argv[d->optind][1] == '\0' \
+ || (d->optind < d->__nonoption_flags_len \
+ && __getopt_nonoption_flags[d->optind] == '1'))
#else
-# define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0')
+# define NONOPTION_P (argv[d->optind][0] != '-' || argv[d->optind][1] == '\0')
#endif
- if (nextchar == NULL || *nextchar == '\0')
+ if (d->__nextchar == NULL || *d->__nextchar == '\0')
{
/* Advance to the next ARGV-element. */
/* Give FIRST_NONOPT & LAST_NONOPT rational values if OPTIND has been
moved back by the user (who may also have changed the arguments). */
- if (last_nonopt > optind)
- last_nonopt = optind;
- if (first_nonopt > optind)
- first_nonopt = optind;
+ if (d->__last_nonopt > d->optind)
+ d->__last_nonopt = d->optind;
+ if (d->__first_nonopt > d->optind)
+ d->__first_nonopt = d->optind;
- if (ordering == PERMUTE)
+ if (d->__ordering == PERMUTE)
{
/* If we have just processed some options following some non-options,
exchange them so that the options come first. */
- if (first_nonopt != last_nonopt && last_nonopt != optind)
- exchange ((char **) argv);
- else if (last_nonopt != optind)
- first_nonopt = optind;
+ if (d->__first_nonopt != d->__last_nonopt
+ && d->__last_nonopt != d->optind)
+ exchange ((char **) argv, d);
+ else if (d->__last_nonopt != d->optind)
+ d->__first_nonopt = d->optind;
/* Skip any additional non-options
and extend the range of non-options previously skipped. */
- while (optind < argc && NONOPTION_P)
- optind++;
- last_nonopt = optind;
+ while (d->optind < argc && NONOPTION_P)
+ d->optind++;
+ d->__last_nonopt = d->optind;
}
/* The special ARGV-element `--' means premature end of options.
then exchange with previous non-options as if it were an option,
then skip everything else like a non-option. */
- if (optind != argc && !strcmp (argv[optind], "--"))
+ if (d->optind != argc && !strcmp (argv[d->optind], "--"))
{
- optind++;
+ d->optind++;
- if (first_nonopt != last_nonopt && last_nonopt != optind)
- exchange ((char **) argv);
- else if (first_nonopt == last_nonopt)
- first_nonopt = optind;
- last_nonopt = argc;
+ if (d->__first_nonopt != d->__last_nonopt
+ && d->__last_nonopt != d->optind)
+ exchange ((char **) argv, d);
+ else if (d->__first_nonopt == d->__last_nonopt)
+ d->__first_nonopt = d->optind;
+ d->__last_nonopt = argc;
- optind = argc;
+ d->optind = argc;
}
/* If we have done all the ARGV-elements, stop the scan
and back over any non-options that we skipped and permuted. */
- if (optind == argc)
+ if (d->optind == argc)
{
/* Set the next-arg-index to point at the non-options
that we previously skipped, so the caller will digest them. */
- if (first_nonopt != last_nonopt)
- optind = first_nonopt;
+ if (d->__first_nonopt != d->__last_nonopt)
+ d->optind = d->__first_nonopt;
return -1;
}
if (NONOPTION_P)
{
- if (ordering == REQUIRE_ORDER)
+ if (d->__ordering == REQUIRE_ORDER)
return -1;
- optarg = argv[optind++];
+ d->optarg = argv[d->optind++];
return 1;
}
/* We have found another option-ARGV-element.
Skip the initial punctuation. */
- nextchar = (argv[optind] + 1
- + (longopts != NULL && argv[optind][1] == '-'));
+ d->__nextchar = (argv[d->optind] + 1
+ + (longopts != NULL && argv[d->optind][1] == '-'));
}
/* Decode the current option-ARGV-element. */
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])))))
+ && (argv[d->optind][1] == '-'
+ || (long_only && (argv[d->optind][2]
+ || !strchr (optstring, argv[d->optind][1])))))
{
char *nameend;
const struct option *p;
int indfound = -1;
int option_index;
- for (nameend = nextchar; *nameend && *nameend != '='; nameend++)
+ for (nameend = d->__nextchar; *nameend && *nameend != '='; nameend++)
/* Do nothing. */ ;
/* Test all long options for either exact match
or abbreviated matches. */
for (p = longopts, option_index = 0; p->name; p++, option_index++)
- if (!strncmp (p->name, nextchar, nameend - nextchar))
+ if (!strncmp (p->name, d->__nextchar, nameend - d->__nextchar))
{
- if ((unsigned int) (nameend - nextchar)
+ if ((unsigned int) (nameend - d->__nextchar)
== (unsigned int) strlen (p->name))
{
/* Exact match found. */
char *buf;
if (__asprintf (&buf, _("%s: option `%s' is ambiguous\n"),
- argv[0], argv[optind]) >= 0)
+ argv[0], argv[d->optind]) >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2 |= _IO_FLAGS2_NOTCANCEL;
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#else
fprintf (stderr, _("%s: option `%s' is ambiguous\n"),
- argv[0], argv[optind]);
+ argv[0], argv[d->optind]);
#endif
}
- nextchar += strlen (nextchar);
- optind++;
- optopt = 0;
+ d->__nextchar += strlen (d->__nextchar);
+ d->optind++;
+ d->optopt = 0;
return '?';
}
if (pfound != NULL)
{
option_index = indfound;
- optind++;
+ d->optind++;
if (*nameend)
{
/* Don't test has_arg with >, because some C compilers don't
allow it to be used on enums. */
if (pfound->has_arg)
- optarg = nameend + 1;
+ d->optarg = nameend + 1;
else
{
if (print_errors)
int n;
#endif
- if (argv[optind - 1][1] == '-')
+ if (argv[d->optind - 1][1] == '-')
{
/* --option */
#if defined _LIBC && defined USE_IN_LIBIO
#if defined _LIBC && defined USE_IN_LIBIO
n = __asprintf (&buf, _("\
%s: option `%c%s' doesn't allow an argument\n"),
- argv[0], argv[optind - 1][0],
+ argv[0], argv[d->optind - 1][0],
pfound->name);
#else
fprintf (stderr, _("\
%s: option `%c%s' doesn't allow an argument\n"),
- argv[0], argv[optind - 1][0], pfound->name);
+ argv[0], argv[d->optind - 1][0],
+ pfound->name);
#endif
}
#if defined _LIBC && defined USE_IN_LIBIO
if (n >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2
+ |= _IO_FLAGS2_NOTCANCEL;
+
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#endif
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
- optopt = pfound->val;
+ d->optopt = pfound->val;
return '?';
}
}
else if (pfound->has_arg == 1)
{
- if (optind < argc)
- optarg = argv[optind++];
+ if (d->optind < argc)
+ d->optarg = argv[d->optind++];
else
{
if (print_errors)
if (__asprintf (&buf, _("\
%s: option `%s' requires an argument\n"),
- argv[0], argv[optind - 1]) >= 0)
+ argv[0], argv[d->optind - 1]) >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2
+ |= _IO_FLAGS2_NOTCANCEL;
+
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#else
fprintf (stderr,
_("%s: option `%s' requires an argument\n"),
- argv[0], argv[optind - 1]);
+ argv[0], argv[d->optind - 1]);
#endif
}
- nextchar += strlen (nextchar);
- optopt = pfound->val;
+ d->__nextchar += strlen (d->__nextchar);
+ d->optopt = pfound->val;
return optstring[0] == ':' ? ':' : '?';
}
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
if (longind != NULL)
*longind = option_index;
if (pfound->flag)
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)
+ if (!long_only || argv[d->optind][1] == '-'
+ || strchr (optstring, *d->__nextchar) == NULL)
{
if (print_errors)
{
int n;
#endif
- if (argv[optind][1] == '-')
+ if (argv[d->optind][1] == '-')
{
/* --option */
#if defined _LIBC && defined USE_IN_LIBIO
n = __asprintf (&buf, _("%s: unrecognized option `--%s'\n"),
- argv[0], nextchar);
+ argv[0], d->__nextchar);
#else
fprintf (stderr, _("%s: unrecognized option `--%s'\n"),
- argv[0], nextchar);
+ argv[0], d->__nextchar);
#endif
}
else
/* +option or -option */
#if defined _LIBC && defined USE_IN_LIBIO
n = __asprintf (&buf, _("%s: unrecognized option `%c%s'\n"),
- argv[0], argv[optind][0], nextchar);
+ argv[0], argv[d->optind][0], d->__nextchar);
#else
fprintf (stderr, _("%s: unrecognized option `%c%s'\n"),
- argv[0], argv[optind][0], nextchar);
+ argv[0], argv[d->optind][0], d->__nextchar);
#endif
}
#if defined _LIBC && defined USE_IN_LIBIO
if (n >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2 |= _IO_FLAGS2_NOTCANCEL;
+
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#endif
}
- nextchar = (char *) "";
- optind++;
- optopt = 0;
+ d->__nextchar = (char *) "";
+ d->optind++;
+ d->optopt = 0;
return '?';
}
}
/* Look at and handle the next short option-character. */
{
- char c = *nextchar++;
- char *temp = my_index (optstring, c);
+ char c = *d->__nextchar++;
+ char *temp = strchr (optstring, c);
/* Increment `optind' when we start to process its last character. */
- if (*nextchar == '\0')
- ++optind;
+ if (*d->__nextchar == '\0')
+ ++d->optind;
if (temp == NULL || c == ':')
{
int n;
#endif
- if (posixly_correct)
+ if (d->__posixly_correct)
{
/* 1003.2 specifies the format of this message. */
#if defined _LIBC && defined USE_IN_LIBIO
#if defined _LIBC && defined USE_IN_LIBIO
if (n >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2 |= _IO_FLAGS2_NOTCANCEL;
+
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#endif
}
- optopt = c;
+ d->optopt = c;
return '?';
}
/* Convenience. Treat POSIX -W foo same as long option --foo */
int option_index;
/* This is an option that requires an argument. */
- if (*nextchar != '\0')
+ if (*d->__nextchar != '\0')
{
- optarg = nextchar;
+ d->optarg = d->__nextchar;
/* If we end this ARGV-element by taking the rest as an arg,
we must advance to the next element now. */
- optind++;
+ d->optind++;
}
- else if (optind == argc)
+ else if (d->optind == argc)
{
if (print_errors)
{
_("%s: option requires an argument -- %c\n"),
argv[0], c) >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2 |= _IO_FLAGS2_NOTCANCEL;
+
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#else
argv[0], c);
#endif
}
- optopt = c;
+ d->optopt = c;
if (optstring[0] == ':')
c = ':';
else
return c;
}
else
- /* We already incremented `optind' once;
+ /* We already incremented `d->optind' once;
increment it again when taking next ARGV-elt as argument. */
- optarg = argv[optind++];
+ d->optarg = argv[d->optind++];
/* optarg is now the argument, see if it's in the
table of longopts. */
- for (nextchar = nameend = optarg; *nameend && *nameend != '='; nameend++)
+ for (d->__nextchar = nameend = d->optarg; *nameend && *nameend != '=';
+ nameend++)
/* Do nothing. */ ;
/* Test all long options for either exact match
or abbreviated matches. */
for (p = longopts, option_index = 0; p->name; p++, option_index++)
- if (!strncmp (p->name, nextchar, nameend - nextchar))
+ if (!strncmp (p->name, d->__nextchar, nameend - d->__nextchar))
{
- if ((unsigned int) (nameend - nextchar) == strlen (p->name))
+ if ((unsigned int) (nameend - d->__nextchar) == strlen (p->name))
{
/* Exact match found. */
pfound = p;
char *buf;
if (__asprintf (&buf, _("%s: option `-W %s' is ambiguous\n"),
- argv[0], argv[optind]) >= 0)
+ argv[0], argv[d->optind]) >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2 |= _IO_FLAGS2_NOTCANCEL;
+
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#else
fprintf (stderr, _("%s: option `-W %s' is ambiguous\n"),
- argv[0], argv[optind]);
+ argv[0], argv[d->optind]);
#endif
}
- nextchar += strlen (nextchar);
- optind++;
+ d->__nextchar += strlen (d->__nextchar);
+ d->optind++;
return '?';
}
if (pfound != NULL)
/* Don't test has_arg with >, because some C compilers don't
allow it to be used on enums. */
if (pfound->has_arg)
- optarg = nameend + 1;
+ d->optarg = nameend + 1;
else
{
if (print_errors)
%s: option `-W %s' doesn't allow an argument\n"),
argv[0], pfound->name) >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2
+ |= _IO_FLAGS2_NOTCANCEL;
+
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#else
#endif
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
return '?';
}
}
else if (pfound->has_arg == 1)
{
- if (optind < argc)
- optarg = argv[optind++];
+ if (d->optind < argc)
+ d->optarg = argv[d->optind++];
else
{
if (print_errors)
if (__asprintf (&buf, _("\
%s: option `%s' requires an argument\n"),
- argv[0], argv[optind - 1]) >= 0)
+ argv[0], argv[d->optind - 1]) >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2
+ |= _IO_FLAGS2_NOTCANCEL;
+
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#else
fprintf (stderr,
_("%s: option `%s' requires an argument\n"),
- argv[0], argv[optind - 1]);
+ argv[0], argv[d->optind - 1]);
#endif
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
return optstring[0] == ':' ? ':' : '?';
}
}
- nextchar += strlen (nextchar);
+ d->__nextchar += strlen (d->__nextchar);
if (longind != NULL)
*longind = option_index;
if (pfound->flag)
}
return pfound->val;
}
- nextchar = NULL;
+ d->__nextchar = NULL;
return 'W'; /* Let the application handle it. */
}
if (temp[1] == ':')
if (temp[2] == ':')
{
/* This is an option that accepts an argument optionally. */
- if (*nextchar != '\0')
+ if (*d->__nextchar != '\0')
{
- optarg = nextchar;
- optind++;
+ d->optarg = d->__nextchar;
+ d->optind++;
}
else
- optarg = NULL;
- nextchar = NULL;
+ d->optarg = NULL;
+ d->__nextchar = NULL;
}
else
{
/* This is an option that requires an argument. */
- if (*nextchar != '\0')
+ if (*d->__nextchar != '\0')
{
- optarg = nextchar;
+ d->optarg = d->__nextchar;
/* If we end this ARGV-element by taking the rest as an arg,
we must advance to the next element now. */
- optind++;
+ d->optind++;
}
- else if (optind == argc)
+ else if (d->optind == argc)
{
if (print_errors)
{
%s: option requires an argument -- %c\n"),
argv[0], c) >= 0)
{
+ _IO_flockfile (stderr);
+
+ int old_flags2 = ((_IO_FILE *) stderr)->_flags2;
+ ((_IO_FILE *) stderr)->_flags2 |= _IO_FLAGS2_NOTCANCEL;
+
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s", buf);
else
fputs (buf, stderr);
+ ((_IO_FILE *) stderr)->_flags2 = old_flags2;
+ _IO_funlockfile (stderr);
+
free (buf);
}
#else
argv[0], c);
#endif
}
- optopt = c;
+ d->optopt = c;
if (optstring[0] == ':')
c = ':';
else
else
/* We already incremented `optind' once;
increment it again when taking next ARGV-elt as argument. */
- optarg = argv[optind++];
- nextchar = NULL;
+ d->optarg = argv[d->optind++];
+ d->__nextchar = NULL;
}
}
return c;
}
int
-getopt (argc, argv, optstring)
- int argc;
- char *const *argv;
- const char *optstring;
+_getopt_internal (int argc, char **argv, const char *optstring,
+ const struct option *longopts, int *longind,
+ int long_only, int posixly_correct)
{
- return _getopt_internal (argc, argv, optstring,
- (const struct option *) 0,
- (int *) 0,
- 0);
+ int result;
+
+ getopt_data.optind = optind;
+ getopt_data.opterr = opterr;
+
+ result = _getopt_internal_r (argc, argv, optstring, longopts, longind,
+ long_only, posixly_correct, &getopt_data);
+
+ optind = getopt_data.optind;
+ optarg = getopt_data.optarg;
+ optopt = getopt_data.optopt;
+
+ return result;
+}
+
+/* glibc gets a LSB-compliant getopt.
+ Standalone applications get a POSIX-compliant getopt. */
+#if _LIBC
+enum { POSIXLY_CORRECT = 0 };
+#else
+enum { POSIXLY_CORRECT = 1 };
+#endif
+
+int
+getopt (int argc, char *const *argv, const char *optstring)
+{
+ return _getopt_internal (argc, (char **) argv, optstring, NULL, NULL, 0,
+ POSIXLY_CORRECT);
}
-#endif /* Not ELIDE_CODE. */
\f
#ifdef TEST
the above definition of `getopt'. */
int
-main (argc, argv)
- int argc;
- char **argv;
+main (int argc, char **argv)
{
int c;
int digit_optind = 0;
}
#endif /* TEST */
-
-/* arch-tag: 0e6da124-7269-4785-a9de-094c263d20dc
- (do not change this comment) */
--- /dev/null
+/* Declarations for getopt.
+ Copyright (C) 1989-1994,1996-1999,2001,2003,2004
+ Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, 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 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 _GETOPT_H
+
+#ifndef __need_getopt
+# define _GETOPT_H 1
+#endif
+
+/* Standalone applications should #define __GETOPT_PREFIX to an
+ identifier that prefixes the external functions and variables
+ defined in this header. When this happens, include the
+ headers that might declare getopt so that they will not cause
+ confusion if included after this file. Then systematically rename
+ identifiers so that they do not collide with the system functions
+ and variables. Renaming avoids problems with some compilers and
+ linkers. */
+#if defined __GETOPT_PREFIX && !defined __need_getopt
+# include <stdlib.h>
+# include <stdio.h>
+# if HAVE_UNISTD_H
+# include <unistd.h>
+# endif
+# undef __need_getopt
+# undef getopt
+# undef getopt_long
+# undef getopt_long_only
+# undef optarg
+# undef opterr
+# undef optind
+# undef optopt
+# define __GETOPT_CONCAT(x, y) x ## y
+# define __GETOPT_XCONCAT(x, y) __GETOPT_CONCAT (x, y)
+# define __GETOPT_ID(y) __GETOPT_XCONCAT (__GETOPT_PREFIX, y)
+# define getopt __GETOPT_ID (getopt)
+# define getopt_long __GETOPT_ID (getopt_long)
+# define getopt_long_only __GETOPT_ID (getopt_long_only)
+# define optarg __GETOPT_ID (optarg)
+# define opterr __GETOPT_ID (opterr)
+# define optind __GETOPT_ID (optind)
+# define optopt __GETOPT_ID (optopt)
+#endif
+
+/* Standalone applications get correct prototypes for getopt_long and
+ getopt_long_only; they declare "char **argv". libc uses prototypes
+ with "char *const *argv" that are incorrect because getopt_long and
+ getopt_long_only can permute argv; this is required for backward
+ compatibility (e.g., for LSB 2.0.1).
+
+ This used to be `#if defined __GETOPT_PREFIX && !defined __need_getopt',
+ but it caused redefinition warnings if both unistd.h and getopt.h were
+ included, since unistd.h includes getopt.h having previously defined
+ __need_getopt.
+
+ The only place where __getopt_argv_const is used is in definitions
+ of getopt_long and getopt_long_only below, but these are visible
+ only if __need_getopt is not defined, so it is quite safe to rewrite
+ the conditional as follows:
+*/
+#if !defined __need_getopt
+# if defined __GETOPT_PREFIX
+# define __getopt_argv_const /* empty */
+# else
+# define __getopt_argv_const const
+# endif
+#endif
+
+/* If __GNU_LIBRARY__ is not already defined, either we are being used
+ standalone, or this is the first header included in the source file.
+ If we are being used with glibc, we need to include <features.h>, but
+ that does not exist if we are standalone. So: if __GNU_LIBRARY__ is
+ not defined, include <ctype.h>, which will pull in <features.h> for us
+ if it's from glibc. (Why ctype.h? It's guaranteed to exist and it
+ doesn't flood the namespace with stuff the way some other headers do.) */
+#if !defined __GNU_LIBRARY__
+# include <ctype.h>
+#endif
+
+#ifndef __THROW
+# ifndef __GNUC_PREREQ
+# define __GNUC_PREREQ(maj, min) (0)
+# endif
+# if defined __cplusplus && __GNUC_PREREQ (2,8)
+# define __THROW throw ()
+# else
+# define __THROW
+# endif
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* For communication from `getopt' to the caller.
+ When `getopt' finds an option that takes an argument,
+ the argument value is returned here.
+ Also, when `ordering' is RETURN_IN_ORDER,
+ each non-option ARGV-element is returned here. */
+
+extern char *optarg;
+
+/* Index in ARGV of the next element to be scanned.
+ This is used for communication to and from the caller
+ and for communication between successive calls to `getopt'.
+
+ On entry to `getopt', zero means this is the first call; initialize.
+
+ When `getopt' returns -1, this is the index of the first of the
+ non-option elements that the caller should itself scan.
+
+ Otherwise, `optind' communicates from one call to the next
+ how much of ARGV has been scanned so far. */
+
+extern int optind;
+
+/* Callers store zero here to inhibit the error message `getopt' prints
+ for unrecognized options. */
+
+extern int opterr;
+
+/* Set to an option character which was unrecognized. */
+
+extern int optopt;
+
+#ifndef __need_getopt
+/* Describe the long-named options requested by the application.
+ The LONG_OPTIONS argument to getopt_long or getopt_long_only is a vector
+ of `struct option' terminated by an element containing a name which is
+ zero.
+
+ The field `has_arg' is:
+ no_argument (or 0) if the option does not take an argument,
+ required_argument (or 1) if the option requires an argument,
+ optional_argument (or 2) if the option takes an optional argument.
+
+ If the field `flag' is not NULL, it points to a variable that is set
+ to the value given in the field `val' when the option is found, but
+ left unchanged if the option is not found.
+
+ To have a long-named option do something other than set an `int' to
+ a compiled-in constant, such as set a value from `optarg', set the
+ option's `flag' field to zero and its `val' field to a nonzero
+ value (the equivalent single-letter option character, if there is
+ one). For long options that have a zero `flag' field, `getopt'
+ returns the contents of the `val' field. */
+
+struct option
+{
+ const char *name;
+ /* 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;
+ int *flag;
+ int val;
+};
+
+/* Names for the values of the `has_arg' field of `struct option'. */
+
+# define no_argument 0
+# define required_argument 1
+# define optional_argument 2
+#endif /* need getopt */
+
+
+/* Get definitions and prototypes for functions to process the
+ arguments in ARGV (ARGC of them, minus the program name) for
+ options given in OPTS.
+
+ Return the option character from OPTS just read. Return -1 when
+ there are no more options. For unrecognized options, or options
+ missing arguments, `optopt' is set to the option letter, and '?' is
+ returned.
+
+ The OPTS string is a list of characters which are recognized option
+ letters, optionally followed by colons, specifying that that letter
+ takes an argument, to be placed in `optarg'.
+
+ If a letter in OPTS is followed by two colons, its argument is
+ optional. This behavior is specific to the GNU `getopt'.
+
+ The argument `--' causes premature termination of argument
+ scanning, explicitly telling `getopt' that there are no more
+ options.
+
+ If OPTS begins with `--', then non-option arguments are treated as
+ arguments to the option '\0'. This behavior is specific to the GNU
+ `getopt'. */
+
+extern int getopt (int ___argc, char *const *___argv, const char *__shortopts)
+ __THROW;
+
+#ifndef __need_getopt
+extern int getopt_long (int ___argc, char *__getopt_argv_const *___argv,
+ const char *__shortopts,
+ const struct option *__longopts, int *__longind)
+ __THROW;
+extern int getopt_long_only (int ___argc, char *__getopt_argv_const *___argv,
+ const char *__shortopts,
+ const struct option *__longopts, int *__longind)
+ __THROW;
+
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+/* Make sure we later can get all the definitions and declarations. */
+#undef __need_getopt
+
+#endif /* getopt.h */
projects / emacs.git / commitdiff