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bmomjianbmomjian
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Sorry, that I send this letter/patch again, but previous sending is
still without answer. I want continue with to_char(), but I need any answer for this patch. Please. Thank! (and sorry of my impatient :-) Karel
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3 files changed

+176
-2
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‎src/backend/utils/adt/Makefile

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@@ -4,7 +4,7 @@
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# Makefile for utils/adt
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#
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# IDENTIFICATION
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# $Header: /cvsroot/pgsql/src/backend/utils/adt/Makefile,v 1.30 1999/12/28 13:40:48 wieck Exp $
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# $Header: /cvsroot/pgsql/src/backend/utils/adt/Makefile,v 1.31 2000/01/07 17:22:47 momjian Exp $
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#
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#-------------------------------------------------------------------------
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@@ -35,7 +35,7 @@ OBJS = acl.o arrayfuncs.o arrayutils.o bool.o cash.o char.o chunk.o \
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regexp.o regproc.o ruleutils.o selfuncs.o sets.o \
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tid.o timestamp.o varchar.o varlena.o version.o \
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network.o mac.o inet_net_ntop.o inet_net_pton.o \
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ri_triggers.o pg_lzcompress.o
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ri_triggers.o pg_lzcompress.o pg_locale.o
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all: SUBSYS.o
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‎src/backend/utils/adt/pg_locale.c

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/*------
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* pg_locale.c
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*
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* The PostgreSQL locale utils.
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*
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* 2000 Karel Zak - Zakkr
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*
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*------
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*/
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#include <stdio.h>
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#include "postgres.h"
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#ifdef USE_LOCALE
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#include <locale.h>
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#include "utils/pg_locale.h"
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/* #define DEBUG_LOCALE_UTILS */
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/*------
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* Return in PG_LocaleCategories current locale setting
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*------
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*/
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PG_LocaleCategories *
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PGLC_current( PG_LocaleCategories *lc )
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{
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lc->lang = getenv("LANG");
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lc->lc_ctype = setlocale(LC_CTYPE, NULL);
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lc->lc_numeric = setlocale(LC_NUMERIC, NULL);
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lc->lc_time = setlocale(LC_TIME, NULL);
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lc->lc_collate = setlocale(LC_COLLATE, NULL);
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lc->lc_monetary = setlocale(LC_MONETARY, NULL);
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lc->lc_messages = setlocale(LC_MESSAGES, NULL);
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return lc;
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}
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#ifdef DEBUG_LOCALE_UTILS
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/*------
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* Print a PG_LocaleCategories struct as DEBUG
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*------
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*/
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PG_LocaleCategories *
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PGLC_debug_lc( PG_LocaleCategories *lc )
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{
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elog(DEBUG, "CURRENT LOCALE ENVIRONMENT:\n\nLANG: \t%s\nLC_CTYPE:\t%s\nLC_NUMERIC:\t%s\nLC_TIME:\t%s\nLC_COLLATE:\t%s\nLC_MONETARY:\t%s\nLC_MESSAGES:\t%s\n",
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lc->lang,
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lc->lc_ctype,
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lc->lc_numeric,
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lc->lc_time,
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lc->lc_collate,
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lc->lc_monetary,
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lc->lc_messages
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);
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return lc;
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}
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#endif
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/*------
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* Set locales via a PG_LocaleCategories struct
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*------
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*/
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PG_LocaleCategories *
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PGLC_setlocale( PG_LocaleCategories *lc )
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{
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if (!setlocale(LC_CTYPE, lc->lc_ctype ))
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elog(NOTICE, "pg_setlocale(): 'LC_CTYPE=%s' cannot be honored.", lc->lc_ctype);
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if (!setlocale(LC_NUMERIC, lc->lc_numeric ))
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elog(NOTICE, "pg_setlocale(): 'LC_NUMERIC=%s' cannot be honored.", lc->lc_numeric);
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if (!setlocale(LC_TIME, lc->lc_time ))
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elog(NOTICE, "pg_setlocale(): 'LC_TIME=%s' cannot be honored.", lc->lc_time);
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if (!setlocale(LC_COLLATE, lc->lc_collate ))
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elog(NOTICE, "pg_setlocale(): 'LC_COLLATE=%s' cannot be honored.", lc->lc_collate);
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if (!setlocale(LC_MONETARY, lc->lc_monetary ))
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elog(NOTICE, "pg_setlocale(): 'LC_MONETARY=%s' cannot be honored.", lc->lc_monetary);
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if (!setlocale(LC_MESSAGES, lc->lc_messages ))
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elog(NOTICE, "pg_setlocale(): 'LC_MESSAGE=%s' cannot be honored.", lc->lc_messages);
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return lc;
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}
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/*------
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* Return the POSIX lconv struct (contains number/money formatting information)
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* with locale information for *all* categories.
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* => Returned lconv is *independent* on current locale catogories setting - in
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* contrast to standard localeconv().
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*
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* ! libc prepare memory space for lconv itself and all returned strings in
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* lconv are *static strings*.
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*------
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*/
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struct lconv *
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PGLC_localeconv()
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{
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PG_LocaleCategories lc;
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struct lconv *lconv;
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/* Save current locale setting to lc */
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PGLC_current(&lc);
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/* Set all locale category for current lang */
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setlocale(LC_ALL, "");
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/* Get numeric formatting information */
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lconv = localeconv();
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/* Set previous original locale */
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PGLC_setlocale(&lc);
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return lconv;
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}
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#endif /* USE_LOCALE */

‎src/include/utils/pg_locale.h

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/*------
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* pg_locale.h
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*
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* The PostgreSQL locale utils
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*
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* 2000 Karel Zak - Zakkr
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*
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*------
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*/
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#ifndef _PG_LOCALE_
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#define _PG_LOCALE_
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#ifdef USE_LOCALE
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/*------
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* POSIX locale categories and environment variable LANG
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*------
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*/
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typedef struct PG_LocaleCategories {
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char *lang,
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*lc_ctype,
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*lc_numeric,
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*lc_time,
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*lc_collate,
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*lc_monetary,
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*lc_messages;
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} PG_LocaleCategories;
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extern PG_LocaleCategories *PGLC_current( PG_LocaleCategories *lc );
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extern PG_LocaleCategories *PGLC_setlocale( PG_LocaleCategories *lc );
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/*------
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* Return the POSIX lconv struct (contains number/money formatting information)
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* with locale information for *all* categories. Returned lconv is *independent*
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* on current locale catogories setting - in contrast to standard localeconv().
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*------
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*/
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extern struct lconv *PGLC_localeconv();
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#endif /* USE_LOCALE */
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#endif /* _PG_LOCALE_ */

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