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authorJia Tan <jiat0218@gmail.com>2023-09-23 00:31:55 +0800
committerJia Tan <jiat0218@gmail.com>2023-09-23 00:31:55 +0800
commitcff05f82066ca3ce9425dafdb086325a8eef8de3 (patch)
treebeca3c1917df1fbd16fd93ce7b5f5b5bd90f8006 /lib
parentlib: Update getopt.c from Gnulib with modifications. (diff)
downloadxz-cff05f82066ca3ce9425dafdb086325a8eef8de3.tar.xz
lib: Update getopt_int.h from Gnulib.
Diffstat (limited to 'lib')
-rw-r--r--lib/getopt_int.h109
1 files changed, 48 insertions, 61 deletions
diff --git a/lib/getopt_int.h b/lib/getopt_int.h
index 401579fd..4d9e24be 100644
--- a/lib/getopt_int.h
+++ b/lib/getopt_int.h
@@ -1,34 +1,62 @@
/* Internal 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.
+ Copyright (C) 1989-2023 Free Software Foundation, Inc.
+ This file is part of the GNU C Library and is also part of gnulib.
+ Patches to this file should be submitted to both projects.
- 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.
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser 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. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
#ifndef _GETOPT_INT_H
#define _GETOPT_INT_H 1
+#include <getopt.h>
+
extern int _getopt_internal (int ___argc, char **___argv,
const char *__shortopts,
- const struct option *__longopts, int *__longind,
+ const struct option *__longopts, int *__longind,
int __long_only, int __posixly_correct);
/* Reentrant versions which can handle parsing multiple argument
vectors at the same time. */
+/* Describe how to deal with options that follow non-option ARGV-elements.
+
+ REQUIRE_ORDER means don't recognize them as options; stop option
+ processing when the first non-option is seen. This is what POSIX
+ specifies should happen.
+
+ PERMUTE means 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.
+
+ 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. */
+
+enum __ord
+ {
+ REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER
+ };
+
/* Data type for reentrant functions. */
struct _getopt_data
{
@@ -53,58 +81,17 @@ struct _getopt_data
by advancing to the next ARGV-element. */
char *__nextchar;
- /* 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, or by calling getopt.
-
- 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.
-
- 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. */
-
- enum
- {
- REQUIRE_ORDER, PERMUTE, RETURN_IN_ORDER
- } __ordering;
-
- /* If the POSIXLY_CORRECT environment variable is set
- or getopt was called. */
- int __posixly_correct;
-
+ /* See __ord above. */
+ enum __ord __ordering;
/* 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. */
+ been skipped. 'first_nonopt' is the index in ARGV of the first
+ of them; 'last_nonopt' is the index after the last of them. */
int __first_nonopt;
int __last_nonopt;
-
-#if defined _LIBC && defined USE_NONOPTION_FLAGS
- int __nonoption_flags_max_len;
- int __nonoption_flags_len;
-# endif
};
/* The initializer is necessary to set OPTIND and OPTERR to their
@@ -114,8 +101,8 @@ struct _getopt_data
extern int _getopt_internal_r (int ___argc, char **___argv,
const char *__shortopts,
const struct option *__longopts, int *__longind,
- int __long_only, int __posixly_correct,
- struct _getopt_data *__data);
+ int __long_only, struct _getopt_data *__data,
+ int __posixly_correct);
extern int _getopt_long_r (int ___argc, char **___argv,
const char *__shortopts,