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platform.h: enable mempcpy for FreeBSD 

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2015-02-02 03:51:47 +01:00
parent 07fa09a952
commit 5104645cf8
1 changed files with 6 additions and 1 deletions
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7
include/platform.h
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@ -451,7 +451,8 @@ typedef unsigned smalluint;
#endif
#if defined(__FreeBSD__)
//# undef HAVE_MEMPCPY - not yet confirmed
/* users say mempcpy is not present in FreeBSD 9.x */
# undef HAVE_MEMPCPY
# undef HAVE_CLEARENV
# undef HAVE_FDATASYNC
# undef HAVE_MNTENT_H
@ -517,6 +518,10 @@ extern char *stpcpy(char *p, const char *to_add) FAST_FUNC;
#ifndef HAVE_MEMPCPY
#include <string.h>
/* In case we are wrong about !HAVE_MEMPCPY, and toolchain _does_ have
* mempcpy(), avoid colliding with it:
*/
#define mempcpy bb__mempcpy
static ALWAYS_INLINE void *mempcpy(void *dest, const void *src, size_t len)
{
return memcpy(dest, src, len) + len;