Initial revision

1 files changed, 16 insertions, 0 deletions

diff --git a/lib/memcpy.c b/lib/memcpy.c
new file mode 100644
index 0000000..dba7d56
--- /dev/null
+++ b/lib/memcpy.c
@@ -0,0 +1,16 @@
+/* Copy LEN bytes starting at SRCADDR to DESTADDR.  Result undefined
+   if the source overlaps with the destination.
+   Return DESTADDR. */
+
+char *
+memcpy (destaddr, srcaddr, len)
+     char *destaddr;
+     const char *srcaddr;
+     int len;
+{
+  char *dest = destaddr;
+
+  while (len-- > 0)
+    *destaddr++ = *srcaddr++;
+  return dest;
+}