Import sources from 2011-03-30 iso image

1 files changed, 18 insertions, 0 deletions

diff --git a/sys/src/libc/port/memccpy.c b/sys/src/libc/port/memccpy.c
new file mode 100755
index 000000000..9268ba72e
--- /dev/null
+++ b/sys/src/libc/port/memccpy.c
@@ -0,0 +1,18 @@
+#include	<u.h>
+#include	<libc.h>
+
+void*
+memccpy(void *a1, void *a2, int c, ulong n)
+{
+	uchar *s1, *s2;
+
+	s1 = a1;
+	s2 = a2;
+	c &= 0xFF;
+	while(n > 0) {
+		if((*s1++ = *s2++) == c)
+			return s1;
+		n--;
+	}
+	return 0;
+}