libgo/runtime/go-strcmp.c

   1 /* go-strcmp.c -- the go string comparison function.
   2
   3    Copyright 2009 The Go Authors. All rights reserved.
   4    Use of this source code is governed by a BSD-style
   5    license that can be found in the LICENSE file.  */
   6
   7 #include "runtime.h"
   8
   9 intgo
  10 __go_strcmp(String s1, String s2)
  11 {
  12   int i;
  13
  14   i = __builtin_memcmp(s1.str, s2.str,
  15                        (s1.len < s2.len ? s1.len : s2.len));
  16   if (i != 0)
  17     return i;
  18
  19   if (s1.len < s2.len)
  20     return -1;
  21   else if (s1.len > s2.len)
  22     return 1;
  23   else
  24     return 0;
  25 }