Module: xenomai-2.5
Branch: master
Commit: 469dba926a33768b3e0ffffb9c5ea8bbde981ad1
URL:
http://git.xenomai.org/?p=xenomai-2.5.git;a=commit;h=469dba926a33768b3e0ffffb9c5ea8bbde981ad1
Author: Gilles Chanteperdrix <gilles.chanteperd...@xenomai.org>
Date: Sun May 2 12:15:16 2010 +0200
posix wrappers: avoid undefined reference with uclibc
Do not wrap mmap64 and ftruncate64 if the libc does not provide them.
---
src/skins/posix/wrappers.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/src/skins/posix/wrappers.c b/src/skins/posix/wrappers.c
index 0e7d2f1..a3cc2d8 100644
--- a/src/skins/posix/wrappers.c
+++ b/src/skins/posix/wrappers.c
@@ -276,20 +276,24 @@ void *__real_mmap(void *addr,
}
/* 32 bits platform */
-#if LONG_MAX == 2147483647L
+#if __WORDSIZE == 32
+#ifdef HAVE_FTRUNCATE64
__attribute__ ((weak))
int __real_ftruncate64(int fildes, long long length)
{
return ftruncate64(fildes, length);
}
+#endif /* HAVE_FTRUNCATE64 */
+#ifdef HAVE_MMAP64
__attribute__ ((weak))
void *__real_mmap64(void *addr,
size_t len, int prot, int flags, int fd, long long off)
{
return mmap64(addr, len, prot, flags, fd, off);
}
-#endif
+#endif /* HAVE_MMAP64 */
+#endif /* 32 bits */
__attribute__ ((weak))
int __real_munmap(void *addr, size_t len)
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