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(SOURCES): Add strtoul.
[gnulib.git]
/
lib
/
memcpy.c
diff --git
a/lib/memcpy.c
b/lib/memcpy.c
index
a1f8b8f
..
dba7d56
100644
(file)
--- a/
lib/memcpy.c
+++ b/
lib/memcpy.c
@@
-1,25
+1,16
@@
-/* memcpy.c -- copy memory.
- Copy LENGTH bytes from SOURCE to DEST. Does not null-terminate.
- The source and destination regions may not overlap.
- In the public domain.
- By Jim Meyering. */
+/* Copy LEN bytes starting at SRCADDR to DESTADDR. Result undefined
+ if the source overlaps with the destination.
+ Return DESTADDR. */
-/* FIXME: remove this before release. */
-#include <assert.h>
-#ifndef ABS
-# define ABS(x) ((x) < 0 ? (-(x)) : (x))
-#endif
-
-void
-memcpy (dest, source, length)
- char *dest;
- const char *source;
- unsigned length;
+char *
+memcpy (destaddr, srcaddr, len)
+ char *destaddr;
+ const char *srcaddr;
+ int len;
{
{
- assert (length >= 0);
- /* Make sure they don't overlap. */
- assert (ABS (dest - source) >= length);
+ char *dest = destaddr;
- for (; length; --length)
- *dest++ = *source++;
+ while (len-- > 0)
+ *destaddr++ = *srcaddr++;
+ return dest;
}
}