setlocal

#ifdef __GNUC__
 
 
#define CSET_GBK "GBK"
 
#define CSET_UTF8 "UTF-8"
 
 
#define LC_NAME_zh_CN "zh_CN"
 
 
// ifdef __GNUC__
 
#elif defined(_MSC_VER)
 
 
#define CSET_GBK "936"
 
#define CSET_UTF8 "65001"
 
 
#define LC_NAME_zh_CN "Chinese_People's Republic of China"
 
 
// ifdef _MSC_VER
 
#endif
 
 
#define LC_NAME_zh_CN_GBK LC_NAME_zh_CN "." CSET_GBK
 
#define LC_NAME_zh_CN_UTF8 LC_NAME_zh_CN "." CSET_UTF8
 
#define LC_NAME_zh_CN_DEFAULT LC_NAME_zh_CN_GBK
 
 
void print_current_loc();
 
 
int main(int argc, char* argv[])
 
{
 
char* locname = NULL;
 
const wchar_t* strzh = L"中文字符串";
 
 
print_current_loc();
 
 
// 使用指定的 locale
 
locname = setlocale(LC_ALL, LC_NAME_zh_CN_DEFAULT);
 
if ( NULL == locname )
 
{
 
printf("setlocale() with %s failed./n", LC_NAME_zh_CN_DEFAULT);
 
}
 
else
 
{
 
printf("setlocale() with %s succeed./n", LC_NAME_zh_CN_DEFAULT);
 
}
 
 
print_current_loc();
 
 
wprintf(L"Zhong text is: %ls/n", strzh);
 
 
// 使用运行环境中的 locale 设置
 
locname = setlocale(LC_ALL, "");
 
if ( NULL == locname )
 
{
 
printf("setlocale() from environment failed./n");
 
}
 
else
 
{
 
printf("setlocale() from environment succeed./n");
 
}
 
 
print_current_loc();
 
 
wprintf(L"Zhong text is: %ls/n", strzh);
 
 
puts("End of program.");
 
return 0;
 
}
 
 
// 打印当前 locale
 
void print_current_loc()
 
{
 
char* locname = setlocale(LC_ALL, NULL);
 
printf("Current locale is: %s/n", locname);
 
}