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authorunknown <monty@mysql.com/narttu.mysql.fi>2007-01-22 14:04:40 +0200
committerunknown <monty@mysql.com/narttu.mysql.fi>2007-01-22 14:04:40 +0200
commit03e4b98c7b22203c911eb2396cef52f44768f6ef (patch)
treedb1cb9732cc2b568c4a56c3f6d11cf8f4d5250b6 /client/sql_string.cc
parent644e6c7fdd75b9e6e869927d956e38964eb95494 (diff)
parentaf583b828303e5ad7a285b54d60fb1b3669ee2a9 (diff)
downloadmariadb-git-03e4b98c7b22203c911eb2396cef52f44768f6ef.tar.gz
Merge bk-internal.mysql.com:/home/bk/mysql-5.0
into mysql.com:/home/my/mysql-5.0 BitKeeper/etc/ignore: added mysql-test/mysql-test-run-shell client/mysql.cc: Auto merged client/mysql_upgrade.c: Auto merged client/mysqlbinlog.cc: Auto merged client/mysqldump.c: Auto merged client/mysqltest.c: Auto merged client/sql_string.cc: Auto merged client/sql_string.h: Auto merged extra/my_print_defaults.c: Auto merged include/m_ctype.h: Auto merged include/my_pthread.h: Auto merged include/my_sys.h: Auto merged include/my_time.h: Auto merged include/mysql.h: Auto merged libmysql/libmysql.c: Auto merged libmysqld/lib_sql.cc: Auto merged myisam/ft_boolean_search.c: Auto merged myisam/mi_open.c: Auto merged myisam/mi_search.c: Auto merged myisam/mi_unique.c: Auto merged myisam/myisampack.c: Auto merged myisam/rt_index.c: Auto merged myisam/sort.c: Auto merged mysql-test/t/mysql.test: Auto merged mysql-test/t/mysqltest.test: Auto merged mysys/default.c: Auto merged mysys/mf_iocache2.c: Auto merged mysys/mf_keycache.c: Auto merged mysys/my_bitmap.c: Auto merged mysys/sha1.c: Auto merged ndb/include/kernel/signaldata/ArbitSignalData.hpp: Auto merged ndb/include/kernel/signaldata/DictTabInfo.hpp: Auto merged ndb/include/ndbapi/NdbReceiver.hpp: Auto merged ndb/include/transporter/TransporterDefinitions.hpp: Auto merged ndb/include/util/InputStream.hpp: Auto merged ndb/include/util/OutputStream.hpp: Auto merged ndb/include/util/SimpleProperties.hpp: Auto merged ndb/include/util/SocketAuthenticator.hpp: Auto merged ndb/include/util/SocketServer.hpp: Auto merged ndb/src/common/mgmcommon/ConfigRetriever.cpp: Auto merged ndb/src/common/portlib/NdbTick.c: Auto merged ndb/src/common/transporter/SHM_Transporter.cpp: Auto merged ndb/src/common/transporter/TCP_Transporter.cpp: Auto merged ndb/src/common/transporter/TCP_Transporter.hpp: Auto merged ndb/src/common/transporter/Transporter.cpp: Auto merged ndb/src/common/transporter/TransporterRegistry.cpp: Auto merged ndb/src/common/util/Bitmask.cpp: Auto merged ndb/src/common/util/ConfigValues.cpp: Auto merged ndb/src/common/util/File.cpp: Auto merged ndb/src/common/util/Properties.cpp: Auto merged ndb/src/common/util/SocketClient.cpp: Auto merged ndb/src/common/util/random.c: Auto merged ndb/src/common/util/socket_io.cpp: Auto merged ndb/src/cw/cpcd/APIService.cpp: Auto merged ndb/src/cw/cpcd/main.cpp: Auto merged ndb/src/kernel/blocks/cmvmi/Cmvmi.cpp: Auto merged ndb/src/kernel/blocks/dbdict/Dbdict.cpp: Auto merged ndb/src/kernel/blocks/dbdict/Dbdict.hpp: Auto merged ndb/src/kernel/blocks/dbdih/Dbdih.hpp: Auto merged ndb/src/kernel/blocks/dblqh/Dblqh.hpp: Auto merged ndb/src/kernel/blocks/dblqh/DblqhMain.cpp: Auto merged ndb/src/kernel/blocks/dbtc/Dbtc.hpp: Auto merged ndb/src/kernel/blocks/dbtup/Dbtup.hpp: Auto merged ndb/src/kernel/blocks/dbtup/DbtupScan.cpp: Auto merged ndb/src/kernel/blocks/dbtux/DbtuxNode.cpp: Auto merged ndb/src/kernel/blocks/dbtux/DbtuxScan.cpp: Auto merged ndb/src/kernel/blocks/dbtux/DbtuxTree.cpp: Auto merged ndb/src/kernel/blocks/ndbcntr/Ndbcntr.hpp: Auto merged ndb/src/kernel/blocks/ndbcntr/NdbcntrMain.cpp: Auto merged ndb/src/kernel/blocks/ndbfs/AsyncFile.hpp: Auto merged ndb/src/kernel/blocks/qmgr/Qmgr.hpp: Auto merged ndb/src/kernel/blocks/qmgr/QmgrMain.cpp: Auto merged ndb/src/kernel/blocks/suma/Suma.cpp: Auto merged ndb/src/kernel/blocks/suma/Suma.hpp: Auto merged ndb/src/kernel/vm/MetaData.hpp: Auto merged ndb/src/mgmapi/LocalConfig.cpp: Auto merged ndb/src/mgmapi/mgmapi.cpp: Auto merged ndb/src/mgmclient/CommandInterpreter.cpp: Auto merged ndb/src/mgmsrv/ConfigInfo.cpp: Auto merged ndb/src/mgmsrv/ConfigInfo.hpp: Auto merged ndb/src/mgmsrv/InitConfigFileParser.cpp: Auto merged ndb/src/mgmsrv/MgmtSrvr.cpp: Auto merged ndb/src/mgmsrv/MgmtSrvr.hpp: Auto merged ndb/src/mgmsrv/Services.cpp: Auto merged ndb/src/mgmsrv/main.cpp: Auto merged ndb/src/ndbapi/ClusterMgr.hpp: Auto merged ndb/src/ndbapi/Ndb.cpp: Auto merged ndb/src/ndbapi/NdbBlob.cpp: Auto merged ndb/src/ndbapi/NdbDictionaryImpl.cpp: Auto merged ndb/src/ndbapi/NdbIndexOperation.cpp: Auto merged ndb/src/ndbapi/NdbOperationDefine.cpp: Auto merged ndb/src/ndbapi/NdbOperationExec.cpp: Auto merged ndb/src/ndbapi/NdbOperationSearch.cpp: Auto merged ndb/src/ndbapi/NdbScanFilter.cpp: Auto merged ndb/src/ndbapi/NdbScanOperation.cpp: Auto merged ndb/src/ndbapi/SignalSender.cpp: Auto merged ndb/src/ndbapi/ndb_cluster_connection.cpp: Auto merged ndb/tools/delete_all.cpp: Auto merged ndb/tools/desc.cpp: Auto merged ndb/tools/drop_index.cpp: Auto merged ndb/tools/drop_tab.cpp: Auto merged ndb/tools/listTables.cpp: Auto merged ndb/tools/ndb_config.cpp: Auto merged ndb/tools/restore/Restore.hpp: Auto merged ndb/tools/restore/consumer.hpp: Auto merged ndb/tools/restore/restore_main.cpp: Auto merged ndb/tools/select_all.cpp: Auto merged ndb/tools/select_count.cpp: Auto merged server-tools/instance-manager/commands.h: Auto merged server-tools/instance-manager/guardian.cc: Auto merged server-tools/instance-manager/instance_options.cc: Auto merged server-tools/instance-manager/mysql_connection.cc: Auto merged server-tools/instance-manager/options.cc: Auto merged server-tools/instance-manager/options.h: Auto merged server-tools/instance-manager/parse.cc: Auto merged server-tools/instance-manager/user_map.cc: Auto merged server-tools/instance-manager/user_map.h: Auto merged sql/field.cc: Auto merged sql/field.h: Auto merged sql/filesort.cc: Auto merged sql/ha_archive.cc: Auto merged sql/ha_archive.h: Auto merged sql/ha_federated.cc: Auto merged sql/ha_heap.cc: Auto merged sql/ha_myisam.cc: Auto merged sql/ha_myisammrg.cc: Auto merged sql/ha_ndbcluster.cc: Auto merged sql/handler.cc: Auto merged sql/item.cc: Auto merged sql/item.h: Auto merged sql/item_cmpfunc.cc: Auto merged sql/item_cmpfunc.h: Auto merged sql/item_func.cc: Auto merged sql/item_geofunc.cc: Auto merged sql/item_row.h: Auto merged sql/item_strfunc.cc: Auto merged sql/item_subselect.cc: Auto merged sql/item_subselect.h: Auto merged sql/item_sum.cc: Auto merged sql/item_timefunc.cc: Auto merged sql/log.cc: Auto merged sql/log_event.cc: Auto merged sql/log_event.h: Auto merged sql/mysql_priv.h: Auto merged sql/mysqld.cc: Auto merged sql/net_serv.cc: Auto merged sql/opt_range.cc: Auto merged sql/opt_range.h: Auto merged sql/password.c: Auto merged sql/protocol.cc: Auto merged sql/repl_failsafe.cc: Auto merged sql/set_var.cc: Auto merged sql/set_var.h: Auto merged sql/slave.cc: Auto merged sql/sp.cc: Auto merged sql/sp_head.cc: Auto merged sql/sp_head.h: Auto merged sql/spatial.cc: Auto merged sql/spatial.h: Auto merged sql/sql_cache.h: Auto merged sql/sql_class.cc: Auto merged sql/sql_derived.cc: Auto merged sql/sql_insert.cc: Auto merged sql/sql_lex.cc: Auto merged sql/sql_lex.h: Auto merged sql/sql_load.cc: Auto merged sql/sql_prepare.cc: Auto merged sql-common/client.c: Auto merged sql-common/my_time.c: Auto merged sql/sql_select.cc: Auto merged sql/sql_show.cc: Auto merged sql/sql_string.cc: Auto merged sql/sql_string.h: Auto merged sql/sql_table.cc: Auto merged sql/sql_trigger.cc: Auto merged sql/sql_trigger.h: Auto merged sql/sql_union.cc: Auto merged sql/sql_update.cc: Auto merged sql/sql_view.cc: Auto merged sql/sql_yacc.yy: Auto merged sql/table.cc: Auto merged sql/tztime.cc: Auto merged sql/unireg.cc: Auto merged strings/ctype-bin.c: Auto merged strings/ctype-cp932.c: Auto merged strings/ctype-eucjpms.c: Auto merged strings/ctype-mb.c: Auto merged strings/ctype-simple.c: Auto merged strings/ctype-sjis.c: Auto merged strings/ctype-uca.c: Auto merged strings/ctype-ujis.c: Auto merged strings/ctype-utf8.c: Auto merged strings/decimal.c: Auto merged strings/my_vsnprintf.c: Auto merged tests/mysql_client_test.c: Auto merged mysql-test/t/mysqlbinlog.test: Manual merge sql/sql_class.h: Manual merge sql/sql_parse.cc: Manual merge
Diffstat (limited to 'client/sql_string.cc')
-rw-r--r--client/sql_string.cc50
1 files changed, 32 insertions, 18 deletions
diff --git a/client/sql_string.cc b/client/sql_string.cc
index 7d7d5d70754..9d887ff031c 100644
--- a/client/sql_string.cc
+++ b/client/sql_string.cc
@@ -247,6 +247,10 @@ bool String::copy(const char *str,uint32 arg_length, CHARSET_INFO *cs)
0 No conversion needed
1 Either character set conversion or adding leading zeros
(e.g. for UCS-2) must be done
+
+ NOTE
+ to_cs may be NULL for "no conversion" if the system variable
+ character_set_results is NULL.
*/
bool String::needs_conversion(uint32 arg_length,
@@ -255,7 +259,8 @@ bool String::needs_conversion(uint32 arg_length,
uint32 *offset)
{
*offset= 0;
- if ((to_cs == &my_charset_bin) ||
+ if (!to_cs ||
+ (to_cs == &my_charset_bin) ||
(to_cs == from_cs) ||
my_charset_same(from_cs, to_cs) ||
((from_cs == &my_charset_bin) &&
@@ -612,27 +617,26 @@ skip:
}
/*
-** replace substring with string
-** If wrong parameter or not enough memory, do nothing
+ Replace substring with string
+ If wrong parameter or not enough memory, do nothing
*/
-
bool String::replace(uint32 offset,uint32 arg_length,const String &to)
{
return replace(offset,arg_length,to.ptr(),to.length());
}
bool String::replace(uint32 offset,uint32 arg_length,
- const char *to,uint32 length)
+ const char *to, uint32 to_length)
{
- long diff = (long) length-(long) arg_length;
+ long diff = (long) to_length-(long) arg_length;
if (offset+arg_length <= str_length)
{
if (diff < 0)
{
- if (length)
- memcpy(Ptr+offset,to,length);
- bmove(Ptr+offset+length,Ptr+offset+arg_length,
+ if (to_length)
+ memcpy(Ptr+offset,to,to_length);
+ bmove(Ptr+offset+to_length,Ptr+offset+arg_length,
str_length-offset-arg_length);
}
else
@@ -644,8 +648,8 @@ bool String::replace(uint32 offset,uint32 arg_length,
bmove_upp(Ptr+str_length+diff,Ptr+str_length,
str_length-offset-arg_length);
}
- if (length)
- memcpy(Ptr+offset,to,length);
+ if (to_length)
+ memcpy(Ptr+offset,to,to_length);
}
str_length+=(uint32) diff;
}
@@ -818,8 +822,18 @@ copy_and_convert(char *to, uint32 to_length, CHARSET_INFO *to_cs,
from++;
wc= '?';
}
+ else if (cnvres > MY_CS_TOOSMALL)
+ {
+ /*
+ A correct multibyte sequence detected
+ But it doesn't have Unicode mapping.
+ */
+ error_count++;
+ from+= (-cnvres);
+ wc= '?';
+ }
else
- break; // Impossible char.
+ break; // Not enough characters
outp:
if ((cnvres= (*wc_mb)(to_cs, wc, (uchar*) to, to_end)) > 0)
@@ -847,22 +861,22 @@ void String::print(String *str)
switch (c)
{
case '\\':
- str->append("\\\\", 2);
+ str->append(STRING_WITH_LEN("\\\\"));
break;
case '\0':
- str->append("\\0", 2);
+ str->append(STRING_WITH_LEN("\\0"));
break;
case '\'':
- str->append("\\'", 2);
+ str->append(STRING_WITH_LEN("\\'"));
break;
case '\n':
- str->append("\\n", 2);
+ str->append(STRING_WITH_LEN("\\n"));
break;
case '\r':
- str->append("\\r", 2);
+ str->append(STRING_WITH_LEN("\\r"));
break;
case 26: //Ctrl-Z
- str->append("\\z", 2);
+ str->append(STRING_WITH_LEN("\\z"));
break;
default:
str->append(c);