1 files changed, 46 insertions, 0 deletions
diff --git a/string/memccpy.c b/string/memccpy.c
new file mode 100644
index 0000000000..9ffdc335d4
--- /dev/null
+++ b/string/memccpy.c
@@ -0,0 +1,46 @@
+/* Copyright (C) 1991, 1995, 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <string.h>
+
+#undef __memccpy
+#undef memccpy
+
+/* Copy no more than N bytes of SRC to DEST, stopping when C is found.
+   Return the position in DEST one byte past where C was copied, or
+   NULL if C was not found in the first N bytes of SRC.  */
+void *
+__memccpy (dest, src, c, n)
+      void *dest;
+      const void *src;
+      int c;
+      size_t n;
+{
+  register const char *s = src;
+  register char *d = dest;
+  register const char x = c;
+  register size_t i = n;
+
+  while (i-- > 0)
+    if ((*d++ = *s++) == x)
+      return d;
+
+  return NULL;
+}
+
+weak_alias (__memccpy, memccpy)