mirror of
https://github.com/reactos/reactos.git
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* Create a branch for USB experiments.
svn path=/branches/usb-experiments/; revision=72629
This commit is contained in:
Amine Khaldi
parent
28d8ba0d3e
commit
0ee830d7a4
23049 changed files with 0 additions and 1313991 deletions
915
sdk/tools/widl/getopt.c
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915
sdk/tools/widl/getopt.c
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@ -0,0 +1,915 @@
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/*
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* Copyright (c) 1987, 1993, 1994, 1996
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 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
|
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* documentation and/or other materials provided with the distribution.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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||||
* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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struct option {
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const char *name;
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int has_arg;
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int *flag;
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int val;
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};
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int opterr = 1;
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int optind = 1;
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int optopt = '?';
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int optreset;
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char *optarg;
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#define my_index strchr
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#ifdef _LIBC
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# ifdef USE_NONOPTION_FLAGS
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# define SWAP_FLAGS(ch1, ch2) \
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if (nonoption_flags_len > 0) \
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{ \
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char __tmp = __getopt_nonoption_flags[ch1]; \
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__getopt_nonoption_flags[ch1] = __getopt_nonoption_flags[ch2]; \
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__getopt_nonoption_flags[ch2] = __tmp; \
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}
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# else
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# define SWAP_FLAGS(ch1, ch2)
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# endif
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#else /* !_LIBC */
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# define SWAP_FLAGS(ch1, ch2)
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#endif /* _LIBC */
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int __getopt_initialized;
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static int first_nonopt = -1;
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static int last_nonopt = -1;
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static char *nextchar;
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static char *posixly_correct;
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static enum
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{
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REQUIRE_ORDER,
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PERMUTE,
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RETURN_IN_ORDER
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} ordering;
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static void
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exchange (argv)
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char **argv;
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{
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int bottom = first_nonopt;
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int middle = last_nonopt;
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int top = optind;
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char *tem;
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/* Exchange the shorter segment with the far end of the longer segment.
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That puts the shorter segment into the right place.
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It leaves the longer segment in the right place overall,
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but it consists of two parts that need to be swapped next. */
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#if defined _LIBC && defined USE_NONOPTION_FLAGS
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/* First make sure the handling of the `__getopt_nonoption_flags'
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string can work normally. Our top argument must be in the range
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of the string. */
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if (nonoption_flags_len > 0 && top >= nonoption_flags_max_len)
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{
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/* We must extend the array. The user plays games with us and
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presents new arguments. */
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char *new_str = malloc (top + 1);
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if (new_str == NULL)
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nonoption_flags_len = nonoption_flags_max_len = 0;
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else
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{
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memset (__mempcpy (new_str, __getopt_nonoption_flags,
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nonoption_flags_max_len),
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'\0', top + 1 - nonoption_flags_max_len);
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nonoption_flags_max_len = top + 1;
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__getopt_nonoption_flags = new_str;
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}
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}
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#endif
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while (top > middle && middle > bottom)
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{
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if (top - middle > middle - bottom)
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{
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/* Bottom segment is the short one. */
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int len = middle - bottom;
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register int i;
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/* Swap it with the top part of the top segment. */
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for (i = 0; i < len; i++)
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{
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tem = argv[bottom + i];
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argv[bottom + i] = argv[top - (middle - bottom) + i];
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argv[top - (middle - bottom) + i] = tem;
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SWAP_FLAGS (bottom + i, top - (middle - bottom) + i);
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}
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/* Exclude the moved bottom segment from further swapping. */
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top -= len;
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}
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else
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{
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/* Top segment is the short one. */
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int len = top - middle;
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register int i;
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/* Swap it with the bottom part of the bottom segment. */
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for (i = 0; i < len; i++)
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{
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tem = argv[bottom + i];
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argv[bottom + i] = argv[middle + i];
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argv[middle + i] = tem;
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SWAP_FLAGS (bottom + i, middle + i);
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}
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/* Exclude the moved top segment from further swapping. */
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bottom += len;
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}
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}
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/* Update records for the slots the non-options now occupy. */
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first_nonopt += (optind - last_nonopt);
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last_nonopt = optind;
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}
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static const char *
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_getopt_initialize (argc, argv, optstring)
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int argc;
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char *const *argv;
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const char *optstring;
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{
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/* Start processing options with ARGV-element 1 (since ARGV-element 0
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is the program name); the sequence of previously skipped
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non-option ARGV-elements is empty. */
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first_nonopt = last_nonopt = optind;
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nextchar = NULL;
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posixly_correct = getenv ("POSIXLY_CORRECT");
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/* Determine how to handle the ordering of options and nonoptions. */
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if (optstring[0] == '-')
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{
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ordering = RETURN_IN_ORDER;
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++optstring;
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}
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else if (optstring[0] == '+')
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{
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ordering = REQUIRE_ORDER;
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++optstring;
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}
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else if (posixly_correct != NULL)
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ordering = REQUIRE_ORDER;
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else
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ordering = PERMUTE;
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#if defined _LIBC && defined USE_NONOPTION_FLAGS
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if (posixly_correct == NULL
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&& argc == __libc_argc && argv == __libc_argv)
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{
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if (nonoption_flags_max_len == 0)
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{
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if (__getopt_nonoption_flags == NULL
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|| __getopt_nonoption_flags[0] == '\0')
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nonoption_flags_max_len = -1;
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else
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{
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const char *orig_str = __getopt_nonoption_flags;
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int len = nonoption_flags_max_len = strlen (orig_str);
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if (nonoption_flags_max_len < argc)
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nonoption_flags_max_len = argc;
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__getopt_nonoption_flags = malloc (nonoption_flags_max_len);
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if (__getopt_nonoption_flags == NULL)
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nonoption_flags_max_len = -1;
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else
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memset (__mempcpy (__getopt_nonoption_flags, orig_str, len),
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'\0', nonoption_flags_max_len - len);
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}
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}
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nonoption_flags_len = nonoption_flags_max_len;
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}
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else
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nonoption_flags_len = 0;
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#endif
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return optstring;
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}
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int
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getopt_long_only (int argc, char * const *argv, const char *options, const struct option *long_options, int *opt_index)
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{
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return _getopt_internal (argc, argv, options, long_options, opt_index, 1);
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}
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int
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_getopt_internal (argc, argv, optstring, longopts, longind, long_only)
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int argc;
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char *const *argv;
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const char *optstring;
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const struct option *longopts;
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int *longind;
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int long_only;
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{
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int print_errors = opterr;
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if (optstring[0] == ':')
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print_errors = 0;
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if (argc < 1)
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return -1;
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optarg = NULL;
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if (optind == 0 || !__getopt_initialized)
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{
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if (optind == 0)
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optind = 1; /* Don't scan ARGV[0], the program name. */
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optstring = _getopt_initialize (argc, argv, optstring);
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__getopt_initialized = 1;
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}
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/* Test whether ARGV[optind] points to a non-option argument.
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Either it does not have option syntax, or there is an environment flag
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from the shell indicating it is not an option. The later information
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is only used when the used in the GNU libc. */
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#if defined _LIBC && defined USE_NONOPTION_FLAGS
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# define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0' \
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|| (optind < nonoption_flags_len \
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&& __getopt_nonoption_flags[optind] == '1'))
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#else
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# define NONOPTION_P (argv[optind][0] != '-' || argv[optind][1] == '\0')
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#endif
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if (nextchar == NULL || *nextchar == '\0')
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{
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/* Advance to the next ARGV-element. */
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/* Give FIRST_NONOPT & LAST_NONOPT rational values if OPTIND has been
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moved back by the user (who may also have changed the arguments). */
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if (last_nonopt > optind)
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last_nonopt = optind;
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if (first_nonopt > optind)
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first_nonopt = optind;
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if (ordering == PERMUTE)
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{
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/* If we have just processed some options following some non-options,
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exchange them so that the options come first. */
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if (first_nonopt != last_nonopt && last_nonopt != optind)
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exchange ((char **) argv);
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else if (last_nonopt != optind)
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first_nonopt = optind;
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/* Skip any additional non-options
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and extend the range of non-options previously skipped. */
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while (optind < argc && NONOPTION_P)
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optind++;
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last_nonopt = optind;
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}
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/* The special ARGV-element `--' means premature end of options.
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Skip it like a null option,
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then exchange with previous non-options as if it were an option,
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then skip everything else like a non-option. */
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if (optind != argc && !strcmp (argv[optind], "--"))
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{
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optind++;
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if (first_nonopt != last_nonopt && last_nonopt != optind)
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exchange ((char **) argv);
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else if (first_nonopt == last_nonopt)
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first_nonopt = optind;
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last_nonopt = argc;
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optind = argc;
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}
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/* If we have done all the ARGV-elements, stop the scan
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and back over any non-options that we skipped and permuted. */
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|
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if (optind == argc)
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{
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/* Set the next-arg-index to point at the non-options
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that we previously skipped, so the caller will digest them. */
|
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if (first_nonopt != last_nonopt)
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optind = first_nonopt;
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return -1;
|
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}
|
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|
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/* If we have come to a non-option and did not permute it,
|
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either stop the scan or describe it to the caller and pass it by. */
|
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|
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if (NONOPTION_P)
|
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{
|
||||
if (ordering == REQUIRE_ORDER)
|
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return -1;
|
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optarg = argv[optind++];
|
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return 1;
|
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}
|
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|
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/* We have found another option-ARGV-element.
|
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Skip the initial punctuation. */
|
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|
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nextchar = (argv[optind] + 1
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+ (longopts != NULL && argv[optind][1] == '-'));
|
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}
|
||||
|
||||
/* Decode the current option-ARGV-element. */
|
||||
|
||||
/* Check whether the ARGV-element is a long option.
|
||||
|
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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.
|
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|
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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".
|
||||
|
||||
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])))))
|
||||
{
|
||||
char *nameend;
|
||||
const struct option *p;
|
||||
const struct option *pfound = NULL;
|
||||
int exact = 0;
|
||||
int ambig = 0;
|
||||
int indfound = -1;
|
||||
int option_index;
|
||||
|
||||
for (nameend = 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 ((unsigned int) (nameend - nextchar)
|
||||
== (unsigned int) strlen (p->name))
|
||||
{
|
||||
/* Exact match found. */
|
||||
pfound = p;
|
||||
indfound = option_index;
|
||||
exact = 1;
|
||||
break;
|
||||
}
|
||||
else if (pfound == NULL)
|
||||
{
|
||||
/* First nonexact match found. */
|
||||
pfound = p;
|
||||
indfound = option_index;
|
||||
}
|
||||
else if (long_only
|
||||
|| pfound->has_arg != p->has_arg
|
||||
|| pfound->flag != p->flag
|
||||
|| pfound->val != p->val)
|
||||
/* Second or later nonexact match found. */
|
||||
ambig = 1;
|
||||
}
|
||||
|
||||
if (ambig && !exact)
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
|
||||
if (__asprintf (&buf, _("%s: option `%s' is ambiguous\n"),
|
||||
argv[0], argv[optind]) >= 0)
|
||||
{
|
||||
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#else
|
||||
fprintf (stderr, "%s: option `%s' is ambiguous\n",
|
||||
argv[0], argv[optind]);
|
||||
#endif
|
||||
}
|
||||
nextchar += strlen (nextchar);
|
||||
optind++;
|
||||
optopt = 0;
|
||||
return '?';
|
||||
}
|
||||
|
||||
if (pfound != NULL)
|
||||
{
|
||||
option_index = indfound;
|
||||
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;
|
||||
else
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
int n;
|
||||
#endif
|
||||
|
||||
if (argv[optind - 1][1] == '-')
|
||||
{
|
||||
/* --option */
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
n = __asprintf (&buf, "\
|
||||
%s: option `--%s' doesn't allow an argument\n",
|
||||
argv[0], pfound->name);
|
||||
#else
|
||||
fprintf (stderr, "\
|
||||
%s: option `--%s' doesn't allow an argument\n",
|
||||
argv[0], pfound->name);
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
/* +option or -option */
|
||||
#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],
|
||||
pfound->name);
|
||||
#else
|
||||
fprintf (stderr, "\
|
||||
%s: option `%c%s' doesn't allow an argument\n",
|
||||
argv[0], argv[optind - 1][0], pfound->name);
|
||||
#endif
|
||||
}
|
||||
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
if (n >= 0)
|
||||
{
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
nextchar += strlen (nextchar);
|
||||
|
||||
optopt = pfound->val;
|
||||
return '?';
|
||||
}
|
||||
}
|
||||
else if (pfound->has_arg == 1)
|
||||
{
|
||||
if (optind < argc)
|
||||
optarg = argv[optind++];
|
||||
else
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
|
||||
if (__asprintf (&buf, _("\
|
||||
%s: option `%s' requires an argument\n"),
|
||||
argv[0], argv[optind - 1]) >= 0)
|
||||
{
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#else
|
||||
fprintf (stderr,
|
||||
"%s: option `%s' requires an argument\n",
|
||||
argv[0], argv[optind - 1]);
|
||||
#endif
|
||||
}
|
||||
nextchar += strlen (nextchar);
|
||||
optopt = pfound->val;
|
||||
return optstring[0] == ':' ? ':' : '?';
|
||||
}
|
||||
}
|
||||
nextchar += strlen (nextchar);
|
||||
if (longind != NULL)
|
||||
*longind = option_index;
|
||||
if (pfound->flag)
|
||||
{
|
||||
*(pfound->flag) = pfound->val;
|
||||
return 0;
|
||||
}
|
||||
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)
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
int n;
|
||||
#endif
|
||||
|
||||
if (argv[optind][1] == '-')
|
||||
{
|
||||
/* --option */
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
n = __asprintf (&buf, _("%s: unrecognized option `--%s'\n"),
|
||||
argv[0], nextchar);
|
||||
#else
|
||||
fprintf (stderr, "%s: unrecognized option `--%s'\n",
|
||||
argv[0], 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);
|
||||
#else
|
||||
fprintf (stderr, "%s: unrecognized option `%c%s'\n",
|
||||
argv[0], argv[optind][0], nextchar);
|
||||
#endif
|
||||
}
|
||||
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
if (n >= 0)
|
||||
{
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
nextchar = (char *) "";
|
||||
optind++;
|
||||
optopt = 0;
|
||||
return '?';
|
||||
}
|
||||
}
|
||||
|
||||
/* Look at and handle the next short option-character. */
|
||||
|
||||
{
|
||||
char c = *nextchar++;
|
||||
char *temp = my_index (optstring, c);
|
||||
|
||||
/* Increment `optind' when we start to process its last character. */
|
||||
if (*nextchar == '\0')
|
||||
++optind;
|
||||
|
||||
if (temp == NULL || c == ':')
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
int n;
|
||||
#endif
|
||||
|
||||
if (posixly_correct)
|
||||
{
|
||||
/* 1003.2 specifies the format of this message. */
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
n = __asprintf (&buf, _("%s: illegal option -- %c\n"),
|
||||
argv[0], c);
|
||||
#else
|
||||
fprintf (stderr, "%s: illegal option -- %c\n", argv[0], c);
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
n = __asprintf (&buf, _("%s: invalid option -- %c\n"),
|
||||
argv[0], c);
|
||||
#else
|
||||
fprintf (stderr, "%s: invalid option -- %c\n", argv[0], c);
|
||||
#endif
|
||||
}
|
||||
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
if (n >= 0)
|
||||
{
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
optopt = c;
|
||||
return '?';
|
||||
}
|
||||
/* Convenience. Treat POSIX -W foo same as long option --foo */
|
||||
if (temp[0] == 'W' && temp[1] == ';')
|
||||
{
|
||||
char *nameend;
|
||||
const struct option *p;
|
||||
const struct option *pfound = NULL;
|
||||
int exact = 0;
|
||||
int ambig = 0;
|
||||
int indfound = 0;
|
||||
int option_index;
|
||||
|
||||
/* This is an option that requires an argument. */
|
||||
if (*nextchar != '\0')
|
||||
{
|
||||
optarg = nextchar;
|
||||
/* If we end this ARGV-element by taking the rest as an arg,
|
||||
we must advance to the next element now. */
|
||||
optind++;
|
||||
}
|
||||
else if (optind == argc)
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
/* 1003.2 specifies the format of this message. */
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
|
||||
if (__asprintf (&buf,
|
||||
_("%s: option requires an argument -- %c\n"),
|
||||
argv[0], c) >= 0)
|
||||
{
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#else
|
||||
fprintf (stderr, "%s: option requires an argument -- %c\n",
|
||||
argv[0], c);
|
||||
#endif
|
||||
}
|
||||
optopt = c;
|
||||
if (optstring[0] == ':')
|
||||
c = ':';
|
||||
else
|
||||
c = '?';
|
||||
return c;
|
||||
}
|
||||
else
|
||||
/* We already incremented `optind' once;
|
||||
increment it again when taking next ARGV-elt as argument. */
|
||||
optarg = argv[optind++];
|
||||
|
||||
/* optarg is now the argument, see if it's in the
|
||||
table of longopts. */
|
||||
|
||||
for (nextchar = nameend = 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 ((unsigned int) (nameend - nextchar) == strlen (p->name))
|
||||
{
|
||||
/* Exact match found. */
|
||||
pfound = p;
|
||||
indfound = option_index;
|
||||
exact = 1;
|
||||
break;
|
||||
}
|
||||
else if (pfound == NULL)
|
||||
{
|
||||
/* First nonexact match found. */
|
||||
pfound = p;
|
||||
indfound = option_index;
|
||||
}
|
||||
else
|
||||
/* Second or later nonexact match found. */
|
||||
ambig = 1;
|
||||
}
|
||||
if (ambig && !exact)
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
|
||||
if (__asprintf (&buf, _("%s: option `-W %s' is ambiguous\n"),
|
||||
argv[0], argv[optind]) >= 0)
|
||||
{
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#else
|
||||
fprintf (stderr, "%s: option `-W %s' is ambiguous\n",
|
||||
argv[0], argv[optind]);
|
||||
#endif
|
||||
}
|
||||
nextchar += strlen (nextchar);
|
||||
optind++;
|
||||
return '?';
|
||||
}
|
||||
if (pfound != NULL)
|
||||
{
|
||||
option_index = indfound;
|
||||
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;
|
||||
else
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
|
||||
if (__asprintf (&buf, _("\
|
||||
%s: option `-W %s' doesn't allow an argument\n"),
|
||||
argv[0], pfound->name) >= 0)
|
||||
{
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#else
|
||||
fprintf (stderr, "\
|
||||
%s: option `-W %s' doesn't allow an argument\n",
|
||||
argv[0], pfound->name);
|
||||
#endif
|
||||
}
|
||||
|
||||
nextchar += strlen (nextchar);
|
||||
return '?';
|
||||
}
|
||||
}
|
||||
else if (pfound->has_arg == 1)
|
||||
{
|
||||
if (optind < argc)
|
||||
optarg = argv[optind++];
|
||||
else
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
|
||||
if (__asprintf (&buf, _("\
|
||||
%s: option `%s' requires an argument\n"),
|
||||
argv[0], argv[optind - 1]) >= 0)
|
||||
{
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#else
|
||||
fprintf (stderr,
|
||||
"%s: option `%s' requires an argument\n",
|
||||
argv[0], argv[optind - 1]);
|
||||
#endif
|
||||
}
|
||||
nextchar += strlen (nextchar);
|
||||
return optstring[0] == ':' ? ':' : '?';
|
||||
}
|
||||
}
|
||||
nextchar += strlen (nextchar);
|
||||
if (longind != NULL)
|
||||
*longind = option_index;
|
||||
if (pfound->flag)
|
||||
{
|
||||
*(pfound->flag) = pfound->val;
|
||||
return 0;
|
||||
}
|
||||
return pfound->val;
|
||||
}
|
||||
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')
|
||||
{
|
||||
optarg = nextchar;
|
||||
optind++;
|
||||
}
|
||||
else
|
||||
optarg = NULL;
|
||||
nextchar = NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* This is an option that requires an argument. */
|
||||
if (*nextchar != '\0')
|
||||
{
|
||||
optarg = nextchar;
|
||||
/* If we end this ARGV-element by taking the rest as an arg,
|
||||
we must advance to the next element now. */
|
||||
optind++;
|
||||
}
|
||||
else if (optind == argc)
|
||||
{
|
||||
if (print_errors)
|
||||
{
|
||||
/* 1003.2 specifies the format of this message. */
|
||||
#if defined _LIBC && defined USE_IN_LIBIO
|
||||
char *buf;
|
||||
|
||||
if (__asprintf (&buf, _("\
|
||||
%s: option requires an argument -- %c\n"),
|
||||
argv[0], c) >= 0)
|
||||
{
|
||||
if (_IO_fwide (stderr, 0) > 0)
|
||||
__fwprintf (stderr, L"%s", buf);
|
||||
else
|
||||
fputs (buf, stderr);
|
||||
|
||||
free (buf);
|
||||
}
|
||||
#else
|
||||
fprintf (stderr,
|
||||
"%s: option requires an argument -- %c\n",
|
||||
argv[0], c);
|
||||
#endif
|
||||
}
|
||||
optopt = c;
|
||||
if (optstring[0] == ':')
|
||||
c = ':';
|
||||
else
|
||||
c = '?';
|
||||
}
|
||||
else
|
||||
/* We already incremented `optind' once;
|
||||
increment it again when taking next ARGV-elt as argument. */
|
||||
optarg = argv[optind++];
|
||||
nextchar = NULL;
|
||||
}
|
||||
}
|
||||
return c;
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue