From f240aacb412172f9c228653674b13d41279bebc8 Mon Sep 17 00:00:00 2001 From: Ludovic Courtès Date: Thu, 21 May 2009 01:00:41 +0200 Subject: Add Gnulib portability modules; update Gnulib files. * m4/gnulib-cache.m4 (gl_MODULES): Add `flock' (provides flock(2) declaration and implementation), `fpieee' (fixes floating point behavior on Alpha and SH), `stdlib' (provides an unsetenv(3) declaration, among others), `putenv' (provides a putenv(3) declaration and implementation with the semantics we need). --- lib/malloc.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 lib/malloc.c (limited to 'lib/malloc.c') diff --git a/lib/malloc.c b/lib/malloc.c new file mode 100644 index 000000000..9111c7a1e --- /dev/null +++ b/lib/malloc.c @@ -0,0 +1,57 @@ +/* malloc() function that is glibc compatible. + + Copyright (C) 1997, 1998, 2006, 2007 Free Software Foundation, Inc. + + This program 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, 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 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, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* written by Jim Meyering and Bruno Haible */ + +#include +/* Only the AC_FUNC_MALLOC macro defines 'malloc' already in config.h. */ +#ifdef malloc +# define NEED_MALLOC_GNU +# undef malloc +#endif + +/* Specification. */ +#include + +#include + +/* Call the system's malloc below. */ +#undef malloc + +/* Allocate an N-byte block of memory from the heap. + If N is zero, allocate a 1-byte block. */ + +void * +rpl_malloc (size_t n) +{ + void *result; + +#ifdef NEED_MALLOC_GNU + if (n == 0) + n = 1; +#endif + + result = malloc (n); + +#if !HAVE_MALLOC_POSIX + if (result == NULL) + errno = ENOMEM; +#endif + + return result; +} -- cgit v1.2.3