gcc/libiberty/getopt1.c

180 lines
4.3 KiB
C
Raw Normal View History

1997-08-22 00:57:35 +02:00
/* getopt_long and getopt_long_only entry points for GNU getopt.
Copyright (C) 1987-2018 Free Software Foundation, Inc.
1997-08-22 00:57:35 +02:00
NOTE: This source is derived from an old version taken from the GNU C
Library (glibc).
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.
1997-08-22 00:57:35 +02:00
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.
1997-08-22 00:57:35 +02:00
You should have received a copy of the GNU General Public License
1997-08-22 00:57:35 +02:00
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301,
USA. */
1997-08-22 00:57:35 +02:00
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#if !defined __STDC__ || !__STDC__
1997-08-22 00:57:35 +02:00
/* This is a separate conditional since some stdc systems
reject `defined (const)'. */
#ifndef const
#define const
#endif
#endif
#include <stdio.h>
#include "getopt.h"
1997-08-22 00:57:35 +02:00
/* 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
1997-08-22 00:57:35 +02:00
/* 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
md5.h: Remove definition and uses of __P. include/ 2005-03-27 Gabriel Dos Reis <gdr@integrable-solutions.net> * md5.h: Remove definition and uses of __P. * dyn-string.h: Remove uses of PARAMS. * fibheap.h: Likewise. * floatformat.h: Likewise. * hashtab.h: Likewise. libiberty/ 2005-03-27 Gabriel Dos Reis <gdr@integrable-solutions.net> Convert libiberty to use ISO C prototype style 4/n. * hashtab.c (higher_prime_index, hash_pointer, eq_pointer, htab_size, htab_elements, htab_mod_1, htab_mod, htab_mod_m2, htab_create_alloc, htab_set_functions_ex, htab_create, htab_try_create, htab_delete, htab_empty, find_empty_slot_for_expand, htab_expand, htab_find_with_hash, htab_find, htab_find_slot_with_hash, htab_find_slot, htab_remove_elt, htab_remove_elt_with_hash, htab_clear_slot, htab_traverse_noresize, htab_traverse, htab_collisions, htab_hash_string, iterative_hash): Use ISO C prototype. * hex.c (hex_init): Likewise. * index.c (index): Likewise. * insque.c (insque, remque): Likewise. * lbasename.c (lbasename): Likewise. * lrealpath.c (lrealpath): Likewise. * make-relative-prefix.c (save_string, split_directories, free_split_directories, make_relative_prefix): Likewise. * make-temp-file.c (try, choose_tmpdir, make_temp_file): Likewise. * md5.c (md5_init_ctx, md5_read_ctx, md5_finish_ctx, md5_stream, md5_buffer, md5_process_bytes, md5_process_block): Likewise. * memchr.c (memchr): Likewise. * memcpy.c (memcpy): Likewise. * memmove.c (memmove): Likewise. * gettimeofday.c (gettimeofday): Likewise. * getruntime.c (get_run_time): Likewise. * getpwd.c (getpwd, getpwd): Likewise. * getpagesize.c (getpagesize): Likewise. * getopt1.c (getopt_long, getopt_long_only, main): Likewise. * getopt.c (my_index, exchange, _getopt_initialize, _getopt_internal, getopt, main): Likewise. * getcwd.c (getcwd): Likewise. * fnmatch.c (fnmatch): Likewise. * floatformat.c (floatformat_always_valid, floatformat_i387_ext_is_valid, get_field, floatformat_to_double, put_field, floatformat_from_double, floatformat_is_valid, ieee_test, main): Likewise. * fibheap.c (fibheap_new, fibnode_new, fibheap_compare, fibheap_comp_data, fibheap_insert, fibheap_min, fibheap_min_key, fibheap_union, fibheap_extract_min, fibheap_replace_key_data, fibheap_replace_key, fibheap_replace_data, fibheap_delete_node, fibheap_delete, fibheap_empty, fibheap_extr_min_node, fibheap_ins_root, fibheap_rem_root, fibheap_consolidate, fibheap_link, fibheap_cut, fibheap_cascading_cut, fibnode_insert_after, fibnode_remove): Likewise. * ffs.c (ffs): Likewise. * fdmatch.c (fdmatch): Likewise. * dyn-string.c (dyn_string_init, dyn_string_new, dyn_string_delete, dyn_string_release, dyn_string_resize, dyn_string_clear, dyn_string_copy, dyn_string_copy_cstr, dyn_string_prepend, dyn_string_prepend_cstr, dyn_string_insert, dyn_string_insert_cstr, dyn_string_insert_char, dyn_string_append, dyn_string_append_cstr, dyn_string_append_char, dyn_string_substring, dyn_string_eq): Likewise. From-SVN: r97113
2005-03-27 17:31:13 +02:00
getopt_long (int argc, char *const *argv, const char *options,
const struct option *long_options, int *opt_index)
1997-08-22 00:57:35 +02:00
{
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 (int argc, char *const *argv, const char *options,
md5.h: Remove definition and uses of __P. include/ 2005-03-27 Gabriel Dos Reis <gdr@integrable-solutions.net> * md5.h: Remove definition and uses of __P. * dyn-string.h: Remove uses of PARAMS. * fibheap.h: Likewise. * floatformat.h: Likewise. * hashtab.h: Likewise. libiberty/ 2005-03-27 Gabriel Dos Reis <gdr@integrable-solutions.net> Convert libiberty to use ISO C prototype style 4/n. * hashtab.c (higher_prime_index, hash_pointer, eq_pointer, htab_size, htab_elements, htab_mod_1, htab_mod, htab_mod_m2, htab_create_alloc, htab_set_functions_ex, htab_create, htab_try_create, htab_delete, htab_empty, find_empty_slot_for_expand, htab_expand, htab_find_with_hash, htab_find, htab_find_slot_with_hash, htab_find_slot, htab_remove_elt, htab_remove_elt_with_hash, htab_clear_slot, htab_traverse_noresize, htab_traverse, htab_collisions, htab_hash_string, iterative_hash): Use ISO C prototype. * hex.c (hex_init): Likewise. * index.c (index): Likewise. * insque.c (insque, remque): Likewise. * lbasename.c (lbasename): Likewise. * lrealpath.c (lrealpath): Likewise. * make-relative-prefix.c (save_string, split_directories, free_split_directories, make_relative_prefix): Likewise. * make-temp-file.c (try, choose_tmpdir, make_temp_file): Likewise. * md5.c (md5_init_ctx, md5_read_ctx, md5_finish_ctx, md5_stream, md5_buffer, md5_process_bytes, md5_process_block): Likewise. * memchr.c (memchr): Likewise. * memcpy.c (memcpy): Likewise. * memmove.c (memmove): Likewise. * gettimeofday.c (gettimeofday): Likewise. * getruntime.c (get_run_time): Likewise. * getpwd.c (getpwd, getpwd): Likewise. * getpagesize.c (getpagesize): Likewise. * getopt1.c (getopt_long, getopt_long_only, main): Likewise. * getopt.c (my_index, exchange, _getopt_initialize, _getopt_internal, getopt, main): Likewise. * getcwd.c (getcwd): Likewise. * fnmatch.c (fnmatch): Likewise. * floatformat.c (floatformat_always_valid, floatformat_i387_ext_is_valid, get_field, floatformat_to_double, put_field, floatformat_from_double, floatformat_is_valid, ieee_test, main): Likewise. * fibheap.c (fibheap_new, fibnode_new, fibheap_compare, fibheap_comp_data, fibheap_insert, fibheap_min, fibheap_min_key, fibheap_union, fibheap_extract_min, fibheap_replace_key_data, fibheap_replace_key, fibheap_replace_data, fibheap_delete_node, fibheap_delete, fibheap_empty, fibheap_extr_min_node, fibheap_ins_root, fibheap_rem_root, fibheap_consolidate, fibheap_link, fibheap_cut, fibheap_cascading_cut, fibnode_insert_after, fibnode_remove): Likewise. * ffs.c (ffs): Likewise. * fdmatch.c (fdmatch): Likewise. * dyn-string.c (dyn_string_init, dyn_string_new, dyn_string_delete, dyn_string_release, dyn_string_resize, dyn_string_clear, dyn_string_copy, dyn_string_copy_cstr, dyn_string_prepend, dyn_string_prepend_cstr, dyn_string_insert, dyn_string_insert_cstr, dyn_string_insert_char, dyn_string_append, dyn_string_append_cstr, dyn_string_append_char, dyn_string_substring, dyn_string_eq): Likewise. From-SVN: r97113
2005-03-27 17:31:13 +02:00
const struct option *long_options, int *opt_index)
1997-08-22 00:57:35 +02:00
{
return _getopt_internal (argc, argv, options, long_options, opt_index, 1);
}
#endif /* Not ELIDE_CODE. */
1997-08-22 00:57:35 +02:00
#ifdef TEST
#include <stdio.h>
int
md5.h: Remove definition and uses of __P. include/ 2005-03-27 Gabriel Dos Reis <gdr@integrable-solutions.net> * md5.h: Remove definition and uses of __P. * dyn-string.h: Remove uses of PARAMS. * fibheap.h: Likewise. * floatformat.h: Likewise. * hashtab.h: Likewise. libiberty/ 2005-03-27 Gabriel Dos Reis <gdr@integrable-solutions.net> Convert libiberty to use ISO C prototype style 4/n. * hashtab.c (higher_prime_index, hash_pointer, eq_pointer, htab_size, htab_elements, htab_mod_1, htab_mod, htab_mod_m2, htab_create_alloc, htab_set_functions_ex, htab_create, htab_try_create, htab_delete, htab_empty, find_empty_slot_for_expand, htab_expand, htab_find_with_hash, htab_find, htab_find_slot_with_hash, htab_find_slot, htab_remove_elt, htab_remove_elt_with_hash, htab_clear_slot, htab_traverse_noresize, htab_traverse, htab_collisions, htab_hash_string, iterative_hash): Use ISO C prototype. * hex.c (hex_init): Likewise. * index.c (index): Likewise. * insque.c (insque, remque): Likewise. * lbasename.c (lbasename): Likewise. * lrealpath.c (lrealpath): Likewise. * make-relative-prefix.c (save_string, split_directories, free_split_directories, make_relative_prefix): Likewise. * make-temp-file.c (try, choose_tmpdir, make_temp_file): Likewise. * md5.c (md5_init_ctx, md5_read_ctx, md5_finish_ctx, md5_stream, md5_buffer, md5_process_bytes, md5_process_block): Likewise. * memchr.c (memchr): Likewise. * memcpy.c (memcpy): Likewise. * memmove.c (memmove): Likewise. * gettimeofday.c (gettimeofday): Likewise. * getruntime.c (get_run_time): Likewise. * getpwd.c (getpwd, getpwd): Likewise. * getpagesize.c (getpagesize): Likewise. * getopt1.c (getopt_long, getopt_long_only, main): Likewise. * getopt.c (my_index, exchange, _getopt_initialize, _getopt_internal, getopt, main): Likewise. * getcwd.c (getcwd): Likewise. * fnmatch.c (fnmatch): Likewise. * floatformat.c (floatformat_always_valid, floatformat_i387_ext_is_valid, get_field, floatformat_to_double, put_field, floatformat_from_double, floatformat_is_valid, ieee_test, main): Likewise. * fibheap.c (fibheap_new, fibnode_new, fibheap_compare, fibheap_comp_data, fibheap_insert, fibheap_min, fibheap_min_key, fibheap_union, fibheap_extract_min, fibheap_replace_key_data, fibheap_replace_key, fibheap_replace_data, fibheap_delete_node, fibheap_delete, fibheap_empty, fibheap_extr_min_node, fibheap_ins_root, fibheap_rem_root, fibheap_consolidate, fibheap_link, fibheap_cut, fibheap_cascading_cut, fibnode_insert_after, fibnode_remove): Likewise. * ffs.c (ffs): Likewise. * fdmatch.c (fdmatch): Likewise. * dyn-string.c (dyn_string_init, dyn_string_new, dyn_string_delete, dyn_string_release, dyn_string_resize, dyn_string_clear, dyn_string_copy, dyn_string_copy_cstr, dyn_string_prepend, dyn_string_prepend_cstr, dyn_string_insert, dyn_string_insert_cstr, dyn_string_insert_char, dyn_string_append, dyn_string_append_cstr, dyn_string_append_char, dyn_string_substring, dyn_string_eq): Likewise. From-SVN: r97113
2005-03-27 17:31:13 +02:00
main (int argc, char **argv)
1997-08-22 00:57:35 +02:00
{
int c;
int digit_optind = 0;
while (1)
{
int this_option_optind = optind ? optind : 1;
int option_index = 0;
static 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)
1997-08-22 00:57:35 +02:00
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 */