lmonetary.c.patch   [plain text]


--- lmonetary.c.orig	2004-11-25 11:38:17.000000000 -0800
+++ lmonetary.c	2005-03-16 23:05:30.000000000 -0800
@@ -27,14 +27,16 @@
 #include <sys/cdefs.h>
 __FBSDID("$FreeBSD: src/lib/libc/locale/lmonetary.c,v 1.19 2003/06/26 10:46:16 phantom Exp $");
 
+#include "xlocale_private.h"
+
 #include <limits.h>
 #include <stddef.h>
 #include <stdlib.h>
+#include <string.h>
 
 #include "ldpart.h"
 #include "lmonetary.h"
 
-extern int __mlocale_changed;
 extern const char * __fix_locale_grouping_str(const char *);
 
 #define LCMONETARY_SIZE_FULL (sizeof(struct lc_monetary_T) / sizeof(char *))
@@ -50,7 +52,7 @@
 	empty,		/* currency_symbol */
 	empty,		/* mon_decimal_point */
 	empty,		/* mon_thousands_sep */
-	numempty,	/* mon_grouping */
+	empty,		/* mon_grouping [C99 7.11.2.1]*/
 	empty,		/* positive_sign */
 	empty,		/* negative_sign */
 	numempty,	/* int_frac_digits */
@@ -69,10 +71,6 @@
 	numempty	/* int_n_sign_posn */
 };
 
-static struct lc_monetary_T _monetary_locale;
-static int	_monetary_using_locale;
-static char	*_monetary_locale_buf;
-
 static char
 cnv(const char *str)
 {
@@ -83,23 +81,57 @@
 	return ((char)i);
 }
 
-int
-__monetary_load_locale(const char *name)
+__private_extern__ int
+__monetary_load_locale(const char *name, locale_t loc)
 {
 	int ret;
+	struct __xlocale_st_monetary *xp;
+	static struct __xlocale_st_monetary *cache = NULL;
+
+	/* 'name' must be already checked. */
+	if (strcmp(name, "C") == 0 || strcmp(name, "POSIX") == 0) {
+		if (!loc->_monetary_using_locale)
+			return (_LDP_CACHE);
+		loc->_monetary_using_locale = 0;
+		XL_RELEASE(loc->__lc_monetary);
+		loc->__lc_monetary = NULL;
+		loc->__mlocale_changed = 1;
+		return (_LDP_CACHE);
+	}
+
+	if (loc->_monetary_using_locale && strcmp(name, loc->__lc_monetary->_monetary_locale_buf) == 0)
+		return (_LDP_CACHE);
+	/*
+	 * If the locale name is the same as our cache, use the cache.
+	 */
+	if (cache && cache->_monetary_locale_buf && strcmp(name, cache->_monetary_locale_buf) == 0) {
+		loc->_monetary_using_locale = 1;
+		XL_RELEASE(loc->__lc_monetary);
+		loc->__lc_monetary = cache;
+		XL_RETAIN(loc->__lc_monetary);
+		loc->__mlocale_changed = 1;
+		return (_LDP_CACHE);
+	}
+	if ((xp = (struct __xlocale_st_monetary *)malloc(sizeof(*xp))) == NULL)
+		return _LDP_ERROR;
+	xp->__refcount = 1;
+	xp->__free_extra = (__free_extra_t)__ldpart_free_extra;
+	xp->_monetary_locale_buf = NULL;
 
-	ret = __part_load_locale(name, &_monetary_using_locale,
-		&_monetary_locale_buf, "LC_MONETARY",
+	ret = __part_load_locale(name, &loc->_monetary_using_locale,
+		&xp->_monetary_locale_buf, "LC_MONETARY",
 		LCMONETARY_SIZE_FULL, LCMONETARY_SIZE_MIN,
-		(const char **)&_monetary_locale);
+		(const char **)&xp->_monetary_locale);
 	if (ret != _LDP_ERROR)
-		__mlocale_changed = 1;
+		loc->__mlocale_changed = 1;
+	else
+		free(xp);
 	if (ret == _LDP_LOADED) {
-		_monetary_locale.mon_grouping =
-		     __fix_locale_grouping_str(_monetary_locale.mon_grouping);
+		xp->_monetary_locale.mon_grouping =
+		     __fix_locale_grouping_str(xp->_monetary_locale.mon_grouping);
 
-#define M_ASSIGN_CHAR(NAME) (((char *)_monetary_locale.NAME)[0] = \
-			     cnv(_monetary_locale.NAME))
+#define M_ASSIGN_CHAR(NAME) (((char *)xp->_monetary_locale.NAME)[0] = \
+			     cnv(xp->_monetary_locale.NAME))
 
 		M_ASSIGN_CHAR(int_frac_digits);
 		M_ASSIGN_CHAR(frac_digits);
@@ -117,9 +149,9 @@
 		 */
 #define	M_ASSIGN_ICHAR(NAME)						\
 		do {							\
-			if (_monetary_locale.int_##NAME == NULL)	\
-				_monetary_locale.int_##NAME =		\
-				    _monetary_locale.NAME;		\
+			if (xp->_monetary_locale.int_##NAME == NULL)	\
+				xp->_monetary_locale.int_##NAME =	\
+				    xp->_monetary_locale.NAME;		\
 			else						\
 				M_ASSIGN_CHAR(int_##NAME);		\
 		} while (0)
@@ -130,21 +162,27 @@
 		M_ASSIGN_ICHAR(n_sep_by_space);
 		M_ASSIGN_ICHAR(p_sign_posn);
 		M_ASSIGN_ICHAR(n_sign_posn);
+		XL_RELEASE(loc->__lc_monetary);
+		loc->__lc_monetary = xp;
+		XL_RELEASE(cache);
+		cache = xp;
+		XL_RETAIN(cache);
 	}
 	return (ret);
 }
 
-struct lc_monetary_T *
-__get_current_monetary_locale(void)
+__private_extern__ struct lc_monetary_T *
+__get_current_monetary_locale(locale_t loc)
 {
-	return (_monetary_using_locale
-		? &_monetary_locale
+	return (loc->_monetary_using_locale
+		? &loc->__lc_monetary->_monetary_locale
 		: (struct lc_monetary_T *)&_C_monetary_locale);
 }
 
 #ifdef LOCALE_DEBUG
 void
 monetdebug() {
+locale_t loc = __current_locale();
 printf(	"int_curr_symbol = %s\n"
 	"currency_symbol = %s\n"
 	"mon_decimal_point = %s\n"
@@ -166,27 +204,27 @@
 	"int_n_sep_by_space = %d\n"
 	"int_p_sign_posn = %d\n"
 	"int_n_sign_posn = %d\n",
-	_monetary_locale.int_curr_symbol,
-	_monetary_locale.currency_symbol,
-	_monetary_locale.mon_decimal_point,
-	_monetary_locale.mon_thousands_sep,
-	_monetary_locale.mon_grouping,
-	_monetary_locale.positive_sign,
-	_monetary_locale.negative_sign,
-	_monetary_locale.int_frac_digits[0],
-	_monetary_locale.frac_digits[0],
-	_monetary_locale.p_cs_precedes[0],
-	_monetary_locale.p_sep_by_space[0],
-	_monetary_locale.n_cs_precedes[0],
-	_monetary_locale.n_sep_by_space[0],
-	_monetary_locale.p_sign_posn[0],
-	_monetary_locale.n_sign_posn[0],
-	_monetary_locale.int_p_cs_precedes[0],
-	_monetary_locale.int_p_sep_by_space[0],
-	_monetary_locale.int_n_cs_precedes[0],
-	_monetary_locale.int_n_sep_by_space[0],
-	_monetary_locale.int_p_sign_posn[0],
-	_monetary_locale.int_n_sign_posn[0]
+	loc->__lc_monetary->_monetary_locale.int_curr_symbol,
+	loc->__lc_monetary->_monetary_locale.currency_symbol,
+	loc->__lc_monetary->_monetary_locale.mon_decimal_point,
+	loc->__lc_monetary->_monetary_locale.mon_thousands_sep,
+	loc->__lc_monetary->_monetary_locale.mon_grouping,
+	loc->__lc_monetary->_monetary_locale.positive_sign,
+	loc->__lc_monetary->_monetary_locale.negative_sign,
+	loc->__lc_monetary->_monetary_locale.int_frac_digits[0],
+	loc->__lc_monetary->_monetary_locale.frac_digits[0],
+	loc->__lc_monetary->_monetary_locale.p_cs_precedes[0],
+	loc->__lc_monetary->_monetary_locale.p_sep_by_space[0],
+	loc->__lc_monetary->_monetary_locale.n_cs_precedes[0],
+	loc->__lc_monetary->_monetary_locale.n_sep_by_space[0],
+	loc->__lc_monetary->_monetary_locale.p_sign_posn[0],
+	loc->__lc_monetary->_monetary_locale.n_sign_posn[0],
+	loc->__lc_monetary->_monetary_locale.int_p_cs_precedes[0],
+	loc->__lc_monetary->_monetary_locale.int_p_sep_by_space[0],
+	loc->__lc_monetary->_monetary_locale.int_n_cs_precedes[0],
+	loc->__lc_monetary->_monetary_locale.int_n_sep_by_space[0],
+	loc->__lc_monetary->_monetary_locale.int_p_sign_posn[0],
+	loc->__lc_monetary->_monetary_locale.int_n_sign_posn[0]
 );
 }
 #endif /* LOCALE_DEBUG */