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Support SET/SHOW/RESET client_encoding and server_encoding even when

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MULTIBYTE support is not compiled (you just can't set them to anything
but SQL_ASCII).  This should reduce interoperability problems between
MB-enabled clients and non-MB-enabled servers.
This commit is contained in:
Tom Lane
2000-10-25 19:44:44 +00:00
parent 995ccad699
commit 0a63b6d066
5 changed files with 117 additions and 113 deletions
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9
src/backend/utils/mb/Makefile
View File

@@ -4,7 +4,7 @@
# Makefile for utils/mb
#
# IDENTIFICATION
# $Header: /cvsroot/pgsql/src/backend/utils/mb/Makefile,v 1.12 2000/10/20 21:03:53 petere Exp $
# $Header: /cvsroot/pgsql/src/backend/utils/mb/Makefile,v 1.13 2000/10/25 19:44:44 tgl Exp $
#
#-------------------------------------------------------------------------
@@ -12,8 +12,7 @@ subdir = src/backend/utils/mb
top_builddir = ../../../..
include $(top_builddir)/src/Makefile.global
OBJS = common.o conv.o mbutils.o wchar.o wstrcmp.o wstrncmp.o variable.o \
big5.o
OBJS = common.o conv.o mbutils.o wchar.o wstrcmp.o wstrncmp.o big5.o
all: SUBSYS.o
@@ -22,13 +21,13 @@ SUBSYS.o: $(OBJS)
utftest.o: utftest.c conv.c wchar.c mbutils.c
sjistest: sjistest.o palloc.o common.o mbutils.o wchar.o wstrcmp.o wstrncmp.o variable.o big5.o
sjistest: sjistest.o palloc.o common.o mbutils.o wchar.o wstrcmp.o wstrncmp.o big5.o
$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS)
liketest: liketest.o palloc.o $(OBJS)
$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS)
utftest: utftest.o palloc.o common.o wstrcmp.o wstrncmp.o variable.o big5.o
utftest: utftest.o palloc.o common.o wstrcmp.o wstrncmp.o big5.o
$(CC) -o $@ $^ $(CFLAGS) $(LDFLAGS)
uconv: uconv.o palloc.o common.o conv.o wchar.o big5.o mbutils.o

1
src/backend/utils/mb/README
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@@ -7,7 +7,6 @@ mbutilc.c: public functions for the backend only.
requires conv.c and wchar.c
wstrcmp.c: strcmp for mb
wstrncmp.c: strncmp for mb
varable.c: public functions for show/set/reset variable commands
alt.c: a tool to generate KOI8 <--> CP866 conversion table
iso.c: a tool to generate KOI8 <--> ISO8859-5 conversion table
win.c: a tool to generate KOI8 <--> CP1251 conversion table

82
src/backend/utils/mb/variable.c
View File

@@ -1,82 +0,0 @@
/*
* This file contains some public functions
* related to show/set/reset variable commands.
* Tatsuo Ishii
* $Id: variable.c,v 1.7 2000/04/20 22:40:18 tgl Exp $
*/
#include "postgres.h"
#include "miscadmin.h"
#include "mb/pg_wchar.h"
bool
parse_client_encoding(char *value)
{
int encoding;
encoding = pg_valid_client_encoding(value);
if (encoding < 0)
{
if (value)
elog(ERROR, "Client encoding %s is not supported", value);
else
elog(ERROR, "No client encoding is specified");
}
else
{
if (pg_set_client_encoding(encoding))
{
elog(ERROR, "Conversion between %s and %s is not supported",
value, pg_encoding_to_char(GetDatabaseEncoding()));
}
}
return TRUE;
}
bool
show_client_encoding()
{
elog(NOTICE, "Current client encoding is %s",
pg_encoding_to_char(pg_get_client_encoding()));
return TRUE;
}
bool
reset_client_encoding()
{
int encoding;
char *env = getenv("PGCLIENTENCODING");
if (env)
{
encoding = pg_char_to_encoding(env);
if (encoding < 0)
encoding = GetDatabaseEncoding();
}
else
encoding = GetDatabaseEncoding();
pg_set_client_encoding(encoding);
return TRUE;
}
bool
parse_server_encoding(char *value)
{
elog(NOTICE, "SET SERVER_ENCODING is not supported");
return TRUE;
}
bool
show_server_encoding()
{
elog(NOTICE, "Current server encoding is %s",
pg_encoding_to_char(GetDatabaseEncoding()));
return TRUE;
}
bool
reset_server_encoding()
{
elog(NOTICE, "RESET SERVER_ENCODING is not supported");
return TRUE;
}