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`setlocale' may be used to query the current locale

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Roberto Ierusalimschy 2002-02-08 20:39:56 -02:00
parent 87b0e3d477
commit 252e01e398
1 changed files with 6 additions and 6 deletions
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12
liolib.c
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@ -5,6 +5,8 @@
*/
#include <errno.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -17,11 +19,6 @@
#include "lualib.h"
#ifndef OLD_ANSI
#include <errno.h>
#include <locale.h>
#endif
#ifdef POPEN
@ -568,9 +565,12 @@ static int io_setloc (lua_State *L) {
LC_NUMERIC, LC_TIME};
static const char *const catnames[] = {"all", "collate", "ctype", "monetary",
"numeric", "time", NULL};
const char *l = lua_tostring(L, 1);
int op = luaL_findstring(luaL_opt_string(L, 2, "all"), catnames);
luaL_arg_check(L, l || lua_isnil(L, 1) || lua_isnone(L, 1), 1,
"string expected");
luaL_arg_check(L, op != -1, 2, "invalid option");
lua_pushstring(L, setlocale(cat[op], luaL_check_string(L, 1)));
lua_pushstring(L, setlocale(cat[op], l));
return 1;
}