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49114fd43d
This updates Gnulib to v0.0-4889-ge375fe3. * m4/gnulib-cache.m4: Add `accept', `bind', `close', `connect', `getpeername', `getsockname', `getsockopt', `listen', `malloc', `malloca', `recv', `recvfrom', `send', `sendto', `setsockopt', `shutdown', `socket', and `sockets', requested by Jan Nieuwenhuizen <janneke-list@xs4all.nl> for cross-MinGW32 builds. Add `trunc', requested by Mark H Weaver <mhw@netris.org>.
60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/* malloc() function that is glibc compatible.
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Copyright (C) 1997-1998, 2006-2007, 2009-2011 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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/* written by Jim Meyering and Bruno Haible */
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#include <config.h>
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/* Only the AC_FUNC_MALLOC macro defines 'malloc' already in config.h. */
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#ifdef malloc
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# define NEED_MALLOC_GNU 1
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# undef malloc
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/* Whereas the gnulib module 'malloc-gnu' defines HAVE_MALLOC_GNU. */
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#elif GNULIB_MALLOC_GNU && !HAVE_MALLOC_GNU
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# define NEED_MALLOC_GNU 1
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#endif
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/* Specification. */
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#include <stdlib.h>
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#include <errno.h>
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/* Call the system's malloc below. */
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#undef malloc
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/* Allocate an N-byte block of memory from the heap.
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If N is zero, allocate a 1-byte block. */
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void *
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rpl_malloc (size_t n)
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{
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void *result;
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#if NEED_MALLOC_GNU
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if (n == 0)
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n = 1;
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#endif
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result = malloc (n);
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#if !HAVE_MALLOC_POSIX
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if (result == NULL)
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errno = ENOMEM;
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#endif
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return result;
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}
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