base/string_util_posix.h

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef BASE_STRING_UTIL_POSIX_H_
   6 #define BASE_STRING_UTIL_POSIX_H_
   7 #pragma once
   8
   9 #include <stdarg.h>
  10 #include <stdio.h>
  11 #include <string.h>
  12 #include <wchar.h>
  13
  14 #include "base/logging.h"
  15 #include "base/string_util.h"
  16
  17 namespace base {
  18
  19 // Chromium code style is to not use malloc'd strings; this is only for use
  20 // for interaction with APIs that require it.
  21 inline char* strdup(const char* str) {
  22   return ::strdup(str);
  23 }
  24
  25 inline int strcasecmp(const char* string1, const char* string2) {
  26   return ::strcasecmp(string1, string2);
  27 }
  28
  29 inline int strncasecmp(const char* string1, const char* string2, size_t count) {
  30   return ::strncasecmp(string1, string2, count);
  31 }
  32
  33 inline int vsnprintf(char* buffer, size_t size,
  34                      const char* format, va_list arguments) {
  35   return ::vsnprintf(buffer, size, format, arguments);
  36 }
  37
  38 inline int strncmp16(const char16* s1, const char16* s2, size_t count) {
  39 #if defined(WCHAR_T_IS_UTF16)
  40   return ::wcsncmp(s1, s2, count);
  41 #elif defined(WCHAR_T_IS_UTF32)
  42   return c16memcmp(s1, s2, count);
  43 #endif
  44 }
  45
  46 inline int vswprintf(wchar_t* buffer, size_t size,
  47                      const wchar_t* format, va_list arguments) {
  48 #if defined(OS_OPENBSD)
  49   // TODO(phajdan.jr): There is a patch to add vswprintf to OpenBSD,
  50   // http://marc.info/?l=openbsd-tech&m=130003157729839&w=2
  51   NOTIMPLEMENTED();
  52   return -1;
  53 #else
  54   DCHECK(IsWprintfFormatPortable(format));
  55   return ::vswprintf(buffer, size, format, arguments);
  56 #endif
  57 }
  58
  59 }  // namespace base
  60
  61 #endif  // BASE_STRING_UTIL_POSIX_H_