Portable swscanf....

base/string_util.h

Index: base/string_util.h
===================================================================
--- base/string_util.h	(revision 2710)
+++ base/string_util.h	(working copy)
@@ -33,6 +33,9 @@
 // s2 > s1 according to a lexicographic comparison.
 int strncasecmp(const char* s1, const char* s2, size_t count);
 
+// Wrapper for swscanf.
+int vswscanf(const wchar_t* ws, const wchar_t* format, va_list arguments);
+
 // Wrapper for vsnprintf that always null-terminates and always returns the
 // number of characters that would be in an untruncated formatted
 // string, even when truncation occurs.
@@ -47,6 +50,14 @@
 
 // Some of these implementations need to be inlined.
 
+inline int swscanf(const wchar_t* ws, const wchar_t* format, ...) {
+  va_list arguments;
+  va_start(arguments, format);
+  int result = vswscanf(ws, format, arguments);
+  va_end(arguments);
+  return result;
+}
+
 inline int snprintf(char* buffer, size_t size, const char* format, ...) {
   va_list arguments;
   va_start(arguments, format);