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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-15 09:41:34 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-15 09:41:34 +0000 |
commit | cf178685aca107aa37c748de11da01562e78c46c (patch) | |
tree | 84d60b39c1744edcbdd4dbfc5026583914432dba /lib/getopt-pfx-core.h | |
parent | Adding upstream version 5.6.1+really5.4.5. (diff) | |
download | xz-utils-upstream.tar.xz xz-utils-upstream.zip |
Adding upstream version 5.6.2.upstream/5.6.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | lib/getopt-pfx-core.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/lib/getopt-pfx-core.h b/lib/getopt-pfx-core.h new file mode 100644 index 0000000..ee22d3f --- /dev/null +++ b/lib/getopt-pfx-core.h @@ -0,0 +1,68 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +/* getopt (basic, portable features) gnulib wrapper header. + Copyright (C) 1989-2023 Free Software Foundation, Inc. + This file is part of gnulib. + Unlike most of the getopt implementation, it is NOT shared + with the GNU C Library. + + This file 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 file 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 Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see <https://www.gnu.org/licenses/>. */ + +#ifndef _GETOPT_PFX_CORE_H +#define _GETOPT_PFX_CORE_H 1 + +/* This header should not be used directly; include getopt.h or + unistd.h instead. It does not have a protective #error, because + the guard macro for getopt.h in gnulib is not fixed. */ + +/* Standalone applications should #define __GETOPT_PREFIX to an + identifier that prefixes the external functions and variables + defined in getopt-core.h and getopt-ext.h. Systematically + rename identifiers so that they do not collide with the system + functions and variables. Renaming avoids problems with some + compilers and linkers. */ +#ifdef __GETOPT_PREFIX +# ifndef __GETOPT_ID +# 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) +# endif +# undef getopt +# undef optarg +# undef opterr +# undef optind +# undef optopt +# define getopt __GETOPT_ID (getopt) +# define optarg __GETOPT_ID (optarg) +# define opterr __GETOPT_ID (opterr) +# define optind __GETOPT_ID (optind) +# define optopt __GETOPT_ID (optopt) + +/* Work around a problem on macOS, which declares getopt with a + trailing __DARWIN_ALIAS(getopt) that would expand to something like + __asm("_" "rpl_getopt" "$UNIX2003") were it not for the following + hack to suppress the macOS declaration <https://bugs.gnu.org/40205>. */ +# ifdef __APPLE__ +# define _GETOPT +# endif + +/* The system's getopt.h may have already included getopt-core.h to + declare the unprefixed identifiers. Undef _GETOPT_CORE_H so that + getopt-core.h declares them with prefixes. */ +# undef _GETOPT_CORE_H +#endif + +#include <getopt-core.h> + +#endif /* _GETOPT_PFX_CORE_H */ |