[klibc] [PATCH] Add mempcpy() as wrapper around memcpy

[maximilian attems]

Newer udev versions asks for it:
libudev/libudev-util.c:168:12: warning: incompatible implicit declaration of built-in function 'mempcpy' [enabled by default]

Signed-off-by: maximilian attems <max at stro.at>
---
 usr/include/string.h |    1 +
 usr/klibc/Kbuild     |    2 +-
 usr/klibc/mempcpy.c  |    7 +++++++
 3 files changed, 9 insertions(+), 1 deletions(-)
 create mode 100644 usr/klibc/mempcpy.c

diff --git a/usr/include/string.h b/usr/include/string.h
index 0c8c046..270fddd 100644
--- a/usr/include/string.h
+++ b/usr/include/string.h
@@ -13,6 +13,7 @@ __extern void *memchr(const void *, int, size_t);
 __extern void *memrchr(const void *, int, size_t);
 __extern int memcmp(const void *, const void *, size_t);
 __extern void *memcpy(void *, const void *, size_t);
+__extern void *mempcpy(void *, const void *, size_t);
 __extern void *memmove(void *, const void *, size_t);
 __extern void *memset(void *, int, size_t);
 __extern void *memmem(const void *, size_t, const void *, size_t);
diff --git a/usr/klibc/Kbuild b/usr/klibc/Kbuild
index c4f9ae2..d024f31 100644
--- a/usr/klibc/Kbuild
+++ b/usr/klibc/Kbuild
@@ -29,7 +29,7 @@ klib-y := vsnprintf.o snprintf.o vsprintf.o sprintf.o \
 	  pselect.o ppoll.o \
 	  brk.o sbrk.o malloc.o realloc.o calloc.o \
 	  mmap.o shm_open.o shm_unlink.o \
-	  memcpy.o memcmp.o memset.o memccpy.o memmem.o memswap.o \
+	  memcpy.o mempcpy.o memcmp.o memset.o memccpy.o memmem.o memswap.o \
 	  memmove.o memchr.o memrchr.o bzero.o \
 	  strcasecmp.o strncasecmp.o strndup.o strerror.o strsignal.o \
 	  strcat.o strchr.o strcmp.o strcpy.o strdup.o strlen.o strnlen.o \
diff --git a/usr/klibc/mempcpy.c b/usr/klibc/mempcpy.c
new file mode 100644
index 0000000..ff3770a
--- /dev/null
+++ b/usr/klibc/mempcpy.c
@@ -0,0 +1,7 @@
+#include <string.h>
+
+void *mempcpy(void *dst, const void *src, size_t len)
+{
+	return (char *) memcpy(dst, src, len) + len;
+
+}
-- 
1.7.5.4