libgo/runtime/go-string.h

   1 /* go-string.h -- the string type for Go.
   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 #ifndef LIBGO_GO_STRING_H
   8 #define LIBGO_GO_STRING_H
   9
  10 #include <stddef.h>
  11
  12 static inline _Bool
  13 __go_strings_equal (String s1, String s2)
  14 {
  15   return (s1.len == s2.len
  16           && __builtin_memcmp (s1.str, s2.str, s1.len) == 0);
  17 }
  18
  19 static inline _Bool
  20 __go_ptr_strings_equal (const String *ps1, const String *ps2)
  21 {
  22   if (ps1 == NULL)
  23     return ps2 == NULL;
  24   if (ps2 == NULL)
  25     return 0;
  26   return __go_strings_equal (*ps1, *ps2);
  27 }
  28
  29 extern int __go_get_rune (const unsigned char *, size_t, int32 *);
  30
  31 #endif /* !defined(LIBGO_GO_STRING_H) */