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author | axc <axc@yandex-team.ru> | 2022-02-10 16:47:35 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:47:35 +0300 |
commit | 1f5217043ad70f25dc35e75b3bd261a1e23d045e (patch) | |
tree | 11bf68c1fa5272d3d3446cbd5a0ff96ed9d75788 /contrib/tools/bison/gnulib/src/realloc.c | |
parent | 69505a07cbb096113e85aa02e7d136cac4aa826c (diff) | |
download | ydb-1f5217043ad70f25dc35e75b3bd261a1e23d045e.tar.gz |
Restoring authorship annotation for <axc@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/tools/bison/gnulib/src/realloc.c')
-rw-r--r-- | contrib/tools/bison/gnulib/src/realloc.c | 158 |
1 files changed, 79 insertions, 79 deletions
diff --git a/contrib/tools/bison/gnulib/src/realloc.c b/contrib/tools/bison/gnulib/src/realloc.c index b51010a621..83be163408 100644 --- a/contrib/tools/bison/gnulib/src/realloc.c +++ b/contrib/tools/bison/gnulib/src/realloc.c @@ -1,79 +1,79 @@ -/* realloc() function that is glibc compatible. - - Copyright (C) 1997, 2003-2004, 2006-2007, 2009-2013 Free Software - Foundation, Inc. - - 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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */ - -/* written by Jim Meyering and Bruno Haible */ - -#define _GL_USE_STDLIB_ALLOC 1 -#include <config.h> - -/* Only the AC_FUNC_REALLOC macro defines 'realloc' already in config.h. */ -#ifdef realloc -# define NEED_REALLOC_GNU 1 -/* Whereas the gnulib module 'realloc-gnu' defines HAVE_REALLOC_GNU. */ -#elif GNULIB_REALLOC_GNU && !HAVE_REALLOC_GNU -# define NEED_REALLOC_GNU 1 -#endif - -/* Infer the properties of the system's malloc function. - The gnulib module 'malloc-gnu' defines HAVE_MALLOC_GNU. */ -#if GNULIB_MALLOC_GNU && HAVE_MALLOC_GNU -# define SYSTEM_MALLOC_GLIBC_COMPATIBLE 1 -#endif - -#include <stdlib.h> - -#include <errno.h> - -/* Change the size of an allocated block of memory P to N bytes, - with error checking. If N is zero, change it to 1. If P is NULL, - use malloc. */ - -void * -rpl_realloc (void *p, size_t n) -{ - void *result; - -#if NEED_REALLOC_GNU - if (n == 0) - { - n = 1; - - /* In theory realloc might fail, so don't rely on it to free. */ - free (p); - p = NULL; - } -#endif - - if (p == NULL) - { -#if GNULIB_REALLOC_GNU && !NEED_REALLOC_GNU && !SYSTEM_MALLOC_GLIBC_COMPATIBLE - if (n == 0) - n = 1; -#endif - result = malloc (n); - } - else - result = realloc (p, n); - -#if !HAVE_REALLOC_POSIX - if (result == NULL) - errno = ENOMEM; -#endif - - return result; -} +/* realloc() function that is glibc compatible. + + Copyright (C) 1997, 2003-2004, 2006-2007, 2009-2013 Free Software + Foundation, Inc. + + 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 3 of the License, 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, see <http://www.gnu.org/licenses/>. */ + +/* written by Jim Meyering and Bruno Haible */ + +#define _GL_USE_STDLIB_ALLOC 1 +#include <config.h> + +/* Only the AC_FUNC_REALLOC macro defines 'realloc' already in config.h. */ +#ifdef realloc +# define NEED_REALLOC_GNU 1 +/* Whereas the gnulib module 'realloc-gnu' defines HAVE_REALLOC_GNU. */ +#elif GNULIB_REALLOC_GNU && !HAVE_REALLOC_GNU +# define NEED_REALLOC_GNU 1 +#endif + +/* Infer the properties of the system's malloc function. + The gnulib module 'malloc-gnu' defines HAVE_MALLOC_GNU. */ +#if GNULIB_MALLOC_GNU && HAVE_MALLOC_GNU +# define SYSTEM_MALLOC_GLIBC_COMPATIBLE 1 +#endif + +#include <stdlib.h> + +#include <errno.h> + +/* Change the size of an allocated block of memory P to N bytes, + with error checking. If N is zero, change it to 1. If P is NULL, + use malloc. */ + +void * +rpl_realloc (void *p, size_t n) +{ + void *result; + +#if NEED_REALLOC_GNU + if (n == 0) + { + n = 1; + + /* In theory realloc might fail, so don't rely on it to free. */ + free (p); + p = NULL; + } +#endif + + if (p == NULL) + { +#if GNULIB_REALLOC_GNU && !NEED_REALLOC_GNU && !SYSTEM_MALLOC_GLIBC_COMPATIBLE + if (n == 0) + n = 1; +#endif + result = malloc (n); + } + else + result = realloc (p, n); + +#if !HAVE_REALLOC_POSIX + if (result == NULL) + errno = ENOMEM; +#endif + + return result; +} |