[PATCH 11/14] compat: add mempcpy()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



The mempcpy() function was added in glibc 2.1.  It is quite handy, so
add an implementation for cross-platform use.

Signed-off-by: Jonathan Nieder <jrnieder@xxxxxxxxx>
---
>From <http://thread.gmane.org/gmane.comp.version-control.git/142374/focus=142387>.

 git-compat-util.h |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/git-compat-util.h b/git-compat-util.h
index a3c4537..9bed5a0 100644
--- a/git-compat-util.h
+++ b/git-compat-util.h
@@ -331,6 +331,7 @@ extern int git_vsnprintf(char *str, size_t maxsize,
 #ifdef __GLIBC_PREREQ
 #if __GLIBC_PREREQ(2, 1)
 #define HAVE_STRCHRNUL
+#define HAVE_MEMPCPY
 #endif
 #endif
 
@@ -344,6 +345,14 @@ static inline char *gitstrchrnul(const char *s, int c)
 }
 #endif
 
+#ifndef HAVE_MEMPCPY
+#define mempcpy gitmempcpy
+static inline void *gitmempcpy(void *dest, const void *src, size_t n)
+{
+	return (char *)memcpy(dest, src, n) + n;
+}
+#endif
+
 extern void release_pack_memory(size_t, int);
 
 extern char *xstrdup(const char *str);
-- 
1.7.0.2

--
To unsubscribe from this list: send the line "unsubscribe git" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Kernel Development]     [Gcc Help]     [IETF Annouce]     [DCCP]     [Netdev]     [Networking]     [Security]     [V4L]     [Bugtraq]     [Yosemite]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux SCSI]     [Fedora Users]