From 311e99d79d756417d5cc4c3a356590b369497dc7 Mon Sep 17 00:00:00 2001 From: unknown Date: Wed, 6 Nov 2002 14:42:44 +0400 Subject: [PATCH] Libmysqld improvements libmysqld/lib_sql.cc: select::send rewritten mysql_server_init trimmed sql/convert.cc: Necessary additions to CONVERT sql/item.cc: embedded_send functions added sql/item.h: embedded_send functions added sql/mysqld.cc: main() trimmed sql/sql_class.h: CONVERT::convert_back added --- libmysqld/lib_sql.cc | 464 ++++++++++++++++++++++++++++++++++++++++++- sql/convert.cc | 9 + sql/item.cc | 53 +++++ sql/item.h | 19 ++ sql/mysqld.cc | 154 +++++++------- sql/sql_class.h | 3 + 6 files changed, 625 insertions(+), 77 deletions(-) diff --git a/libmysqld/lib_sql.cc b/libmysqld/lib_sql.cc index 223ead97ff8..8b658642c25 100644 --- a/libmysqld/lib_sql.cc +++ b/libmysqld/lib_sql.cc @@ -310,6 +310,133 @@ extern "C" ulong max_allowed_packet, net_buffer_length; +int STDCALL mysql_server_init(int argc, char **argv, char **groups) +{ + char glob_hostname[FN_REFLEN]; + + /* This mess is to allow people to call the init function without + * having to mess with a fake argv */ + int *argcp; + char ***argvp; + int fake_argc = 1; + char *fake_argv[] = { (char *)"", 0 }; + const char *fake_groups[] = { "server", "embedded", 0 }; + if (argc) + { + argcp = &argc; + argvp = (char***) &argv; + } + else + { + argcp = &fake_argc; + argvp = (char ***) &fake_argv; + } + if (!groups) + groups = (char**) fake_groups; + + + /* Only call MY_INIT() if it hasn't been called before */ + if (!inited) + { + inited=1; + org_my_init_done=my_init_done; + } + if (!org_my_init_done) + { + MY_INIT((char *)"mysql_embedded"); // init my_sys library & pthreads + } + + if (init_common_variables("my", argc, argv, (const char **)groups)) + { + mysql_server_end(); + return 1; + } + + /* Get default temporary directory */ + opt_mysql_tmpdir=getenv("TMPDIR"); /* Use this if possible */ +#if defined( __WIN__) || defined(OS2) + if (!opt_mysql_tmpdir) + opt_mysql_tmpdir=getenv("TEMP"); + if (!opt_mysql_tmpdir) + opt_mysql_tmpdir=getenv("TMP"); +#endif + if (!opt_mysql_tmpdir || !opt_mysql_tmpdir[0]) + opt_mysql_tmpdir=(char*) P_tmpdir; /* purecov: inspected */ + + if (init_thread_environement()) + { + mysql_server_end(); + return 1; + } + + umask(((~my_umask) & 0666)); + if (init_server_components()) + { + mysql_server_end(); + return 1; + } + + error_handler_hook = my_message_sql; + + opt_noacl = 1; // No permissions + if (acl_init(opt_noacl)) + { + mysql_server_end(); + return 1; + } + if (!opt_noacl) + (void) grant_init(); + init_max_user_conn(); + init_update_queries(); + +#ifdef HAVE_DLOPEN + if (!opt_noacl) + udf_init(); +#endif + + if (opt_bin_log) + { + if (!opt_bin_logname) + { + char tmp[FN_REFLEN]; + /* TODO: The following should be using fn_format(); We just need to + first change fn_format() to cut the file name if it's too long. + */ + strmake(tmp,glob_hostname,FN_REFLEN-5); + strmov(strcend(tmp,'.'),"-bin"); + opt_bin_logname=my_strdup(tmp,MYF(MY_WME)); + } + open_log(&mysql_bin_log, glob_hostname, opt_bin_logname, "-bin", + opt_binlog_index_name, LOG_BIN); + using_update_log=1; + } + + (void) thr_setconcurrency(concurrency); // 10 by default + + if ( +#ifdef HAVE_BERKELEY_DB + !berkeley_skip || +#endif + (flush_time && flush_time != ~(ulong) 0L)) + { + pthread_t hThread; + if (pthread_create(&hThread,&connection_attrib,handle_manager,0)) + sql_print_error("Warning: Can't create thread to manage maintenance"); + } + + /* + Update mysqld variables from client variables if set + The client variables are set also by get_one_option() in mysqld.cc + */ + if (max_allowed_packet) + global_system_variables.max_allowed_packet= max_allowed_packet; + if (net_buffer_length) + global_system_variables.net_buffer_length= net_buffer_length; + return 0; +} + + +#ifdef __DUMMY int STDCALL mysql_server_init(int argc, char **argv, char **groups) { char glob_hostname[FN_REFLEN]; @@ -592,6 +719,289 @@ int STDCALL mysql_server_init(int argc, char **argv, char **groups) return 0; } +int STDCALL mysql_server_init(int argc, char **argv, char **groups) +{ + char glob_hostname[FN_REFLEN]; + + /* This mess is to allow people to call the init function without + * having to mess with a fake argv */ + int *argcp; + char ***argvp; + int fake_argc = 1; + char *fake_argv[] = { (char *)"", 0 }; + const char *fake_groups[] = { "server", "embedded", 0 }; + if (argc) + { + argcp = &argc; + argvp = (char***) &argv; + } + else + { + argcp = &fake_argc; + argvp = (char ***) &fake_argv; + } + if (!groups) + groups = (char**) fake_groups; + + my_umask=0660; // Default umask for new files + my_umask_dir=0700; // Default umask for new directories + + /* Only call MY_INIT() if it hasn't been called before */ + if (!inited) + { + inited=1; + org_my_init_done=my_init_done; + } + if (!org_my_init_done) + { + MY_INIT((char *)"mysql_embedded"); // init my_sys library & pthreads + } + + tzset(); // Set tzname + + start_time=time((time_t*) 0); +#ifdef HAVE_TZNAME +#if defined(HAVE_LOCALTIME_R) && defined(_REENTRANT) + { + struct tm tm_tmp; + localtime_r(&start_time,&tm_tmp); + strmov(time_zone,tzname[tm_tmp.tm_isdst != 0 ? 1 : 0]); + } +#else + { + struct tm *start_tm; + start_tm=localtime(&start_time); + strmov(time_zone,tzname[start_tm->tm_isdst != 0 ? 1 : 0]); + } +#endif +#endif + + if (gethostname(glob_hostname,sizeof(glob_hostname)-4) < 0) + strmov(glob_hostname,"mysql"); +#ifndef DBUG_OFF + strxmov(strend(server_version),MYSQL_SERVER_SUFFIX,"-debug",NullS); +#else + strmov(strend(server_version),MYSQL_SERVER_SUFFIX); +#endif + load_defaults("my", (const char **) groups, argcp, argvp); + defaults_argv=*argvp; + + /* Get default temporary directory */ + opt_mysql_tmpdir=getenv("TMPDIR"); /* Use this if possible */ +#if defined( __WIN__) || defined(OS2) + if (!opt_mysql_tmpdir) + opt_mysql_tmpdir=getenv("TEMP"); + if (!opt_mysql_tmpdir) + opt_mysql_tmpdir=getenv("TMP"); +#endif + if (!opt_mysql_tmpdir || !opt_mysql_tmpdir[0]) + opt_mysql_tmpdir=(char*) P_tmpdir; /* purecov: inspected */ + + set_options(); + get_options(*argcp, *argvp); + + if (opt_log || opt_update_log || opt_slow_log || opt_bin_log) + strcat(server_version,"-log"); + DBUG_PRINT("info",("%s Ver %s for %s on %s\n",my_progname, + server_version, SYSTEM_TYPE,MACHINE_TYPE)); + + /* These must be set early */ + + (void) pthread_mutex_init(&LOCK_mysql_create_db,MY_MUTEX_INIT_SLOW); + (void) pthread_mutex_init(&LOCK_Acl,MY_MUTEX_INIT_SLOW); + (void) pthread_mutex_init(&LOCK_open,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_thread_count,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_mapped_file,MY_MUTEX_INIT_SLOW); + (void) pthread_mutex_init(&LOCK_status,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_error_log,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_delayed_insert,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_delayed_status,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_delayed_create,MY_MUTEX_INIT_SLOW); + (void) pthread_mutex_init(&LOCK_manager,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_crypt,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_bytes_sent,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_bytes_received,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_timezone,MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_user_conn, MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_rpl_status, MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_active_mi, MY_MUTEX_INIT_FAST); + (void) pthread_mutex_init(&LOCK_global_system_variables, MY_MUTEX_INIT_FAST); + (void) my_rwlock_init(&LOCK_grant, NULL); + (void) pthread_cond_init(&COND_thread_count,NULL); + (void) pthread_cond_init(&COND_refresh,NULL); + (void) pthread_cond_init(&COND_thread_cache,NULL); + (void) pthread_cond_init(&COND_flush_thread_cache,NULL); + (void) pthread_cond_init(&COND_manager,NULL); + (void) pthread_cond_init(&COND_rpl_status, NULL); + + if (set_default_charset_by_name(sys_charset.value, MYF(MY_WME))) + { + mysql_server_end(); + return 1; + } + charsets_list = list_charsets(MYF(MY_CS_COMPILED|MY_CS_CONFIG)); + + /* Parameter for threads created for connections */ + (void) pthread_attr_init(&connection_attrib); + (void) pthread_attr_setdetachstate(&connection_attrib, + PTHREAD_CREATE_DETACHED); + pthread_attr_setstacksize(&connection_attrib,thread_stack); + pthread_attr_setscope(&connection_attrib, PTHREAD_SCOPE_SYSTEM); + +#if defined( SET_RLIMIT_NOFILE) || defined( OS2) + /* connections and databases needs lots of files */ + { + uint wanted_files=10+(uint) max(max_connections*5, + max_connections+table_cache_size*2); + set_if_bigger(wanted_files, open_files_limit); + // Note that some system returns 0 if we succeed here: + uint files=set_maximum_open_files(wanted_files); + if (files && files < wanted_files && ! open_files_limit) + { + max_connections= (ulong) min((files-10),max_connections); + table_cache_size= (ulong) max((files-10-max_connections)/2,64); + DBUG_PRINT("warning", + ("Changed limits: max_connections: %ld table_cache: %ld", + max_connections,table_cache_size)); + sql_print_error("Warning: Changed limits: max_connections: %ld table_cache: %ld",max_connections,table_cache_size); + } + } +#endif + unireg_init(opt_specialflag); /* Set up extern variabels */ + init_errmessage(); /* Read error messages from file */ + lex_init(); + item_init(); + set_var_init(); + mysys_uses_curses=0; +#ifdef USE_REGEX + regex_init(); +#endif + if (use_temp_pool && bitmap_init(&temp_pool,1024,1)) + { + mysql_server_end(); + return 1; + } + + /* + We have enough space for fiddling with the argv, continue + */ + umask(((~my_umask) & 0666)); + table_cache_init(); + hostname_cache_init(); + query_cache_result_size_limit(query_cache_limit); + query_cache_resize(query_cache_size); + randominit(&sql_rand,(ulong) start_time,(ulong) start_time/2); + reset_floating_point_exceptions(); + init_thr_lock(); + init_slave_list(); + + /* Setup log files */ + if (opt_log) + open_log(&mysql_log, glob_hostname, opt_logname, ".log", NullS, + LOG_NORMAL); + if (opt_update_log) + { + open_log(&mysql_update_log, glob_hostname, opt_update_logname, "", + NullS, LOG_NEW); + using_update_log=1; + } + + if (opt_slow_log) + open_log(&mysql_slow_log, glob_hostname, opt_slow_logname, "-slow.log", + NullS, LOG_NORMAL); + if (ha_init()) + { + sql_print_error("Can't init databases"); + exit(1); + } + ha_key_cache(); +#if defined(HAVE_MLOCKALL) && defined(MCL_CURRENT) + if (locked_in_memory && !geteuid()) + { + if (mlockall(MCL_CURRENT)) + { + sql_print_error("Warning: Failed to lock memory. Errno: %d\n",errno); + } + else + locked_in_memory=1; + } +#else + locked_in_memory=0; +#endif + + if (opt_myisam_log) + (void) mi_log( 1 ); + ft_init_stopwords(ft_precompiled_stopwords); + + /* + init signals & alarm + After this we can't quit by a simple unireg_abort + */ + error_handler_hook = my_message_sql; + if (pthread_key_create(&THR_THD,NULL) || + pthread_key_create(&THR_MALLOC,NULL)) + { + sql_print_error("Can't create thread-keys"); + exit(1); + } + opt_noacl = 1; // No permissions + if (acl_init(opt_noacl)) + { + mysql_server_end(); + return 1; + } + if (!opt_noacl) + (void) grant_init(); + init_max_user_conn(); + init_update_queries(); + +#ifdef HAVE_DLOPEN + if (!opt_noacl) + udf_init(); +#endif + + if (opt_bin_log) + { + if (!opt_bin_logname) + { + char tmp[FN_REFLEN]; + /* TODO: The following should be using fn_format(); We just need to + first change fn_format() to cut the file name if it's too long. + */ + strmake(tmp,glob_hostname,FN_REFLEN-5); + strmov(strcend(tmp,'.'),"-bin"); + opt_bin_logname=my_strdup(tmp,MYF(MY_WME)); + } + open_log(&mysql_bin_log, glob_hostname, opt_bin_logname, "-bin", + opt_binlog_index_name, LOG_BIN); + using_update_log=1; + } + + (void) thr_setconcurrency(concurrency); // 10 by default + + if ( +#ifdef HAVE_BERKELEY_DB + !berkeley_skip || +#endif + (flush_time && flush_time != ~(ulong) 0L)) + { + pthread_t hThread; + if (pthread_create(&hThread,&connection_attrib,handle_manager,0)) + sql_print_error("Warning: Can't create thread to manage maintenance"); + } + + /* + Update mysqld variables from client variables if set + The client variables are set also by get_one_option() in mysqld.cc + */ + if (max_allowed_packet) + global_system_variables.max_allowed_packet= max_allowed_packet; + if (net_buffer_length) + global_system_variables.net_buffer_length= net_buffer_length; + return 0; +} +#endif + void STDCALL mysql_server_end() { clean_up(0); @@ -830,8 +1240,8 @@ net_field_length(uchar **packet) return (ulong) uint4korr(pos+1); } - -bool select_send::send_data(List &items) +#ifdef __DUMMY +bool select_send___send_data(List &items) { List_iterator_fast li(items); Item *item; @@ -905,6 +1315,56 @@ bool select_send::send_data(List &items) DBUG_RETURN(0); } +#endif + +bool select_send::send_data(List &items) +{ + List_iterator_fast li(items); + Item *item; + MYSQL_ROWS *cur; + int n_fields= items.elements; + ulong len; + CONVERT *convert= thd->variables.convert_set; + CHARSET_INFO *charset_info= thd->packet.charset(); + MYSQL_DATA *result= thd->mysql->result->data; + MEM_ROOT *alloc= &result->alloc; + MYSQL_ROW cur_field; + MYSQL_FIELD *mysql_fields= thd->mysql->result->fields; + + DBUG_ENTER("send_data"); + + if (unit->offset_limit_cnt) + { // using limit offset,count + unit->offset_limit_cnt--; + DBUG_RETURN(0); + } + + result->rows++; + if (!(cur= (MYSQL_ROWS *)alloc_root(alloc, sizeof(MYSQL_ROWS)+(n_fields + 1) * sizeof(char *)))) + { + my_error(ER_OUT_OF_RESOURCES,MYF(0)); + DBUG_RETURN(1); + } + cur->data= (MYSQL_ROW)(((char *)cur) + sizeof(MYSQL_ROWS)); + + *result->prev_ptr= cur; + result->prev_ptr= &cur->next; + cur_field=cur->data; + for (item=li++; item; item=li++, cur_field++, mysql_fields++) + { + if (item->embedded_send(convert, charset_info, alloc, cur_field, &len)) + { + my_error(ER_OUT_OF_RESOURCES,MYF(0)); + DBUG_RETURN(1); + } + if (mysql_fields->max_length < len) + mysql_fields->max_length=len; + } + + *cur_field= 0; + + DBUG_RETURN(0); +} bool do_command(THD *thd) { diff --git a/sql/convert.cc b/sql/convert.cc index 13a6dfe0392..a4cf3aad465 100644 --- a/sql/convert.cc +++ b/sql/convert.cc @@ -473,3 +473,12 @@ bool CONVERT::store(String *packet,const char *from,uint length) packet->length((uint) (to-packet->ptr())); return 0; } + +#ifdef EMBEDDED_LIBRARY +void CONVERT::convert_back(char *dest, const char *source, uint length) const +{ + for (char *end= dest+length; dest < end; dest++, source++) + *dest= to_map[*source]; +} +#endif + diff --git a/sql/item.cc b/sql/item.cc index 38ec7e80898..b4594eedd63 100644 --- a/sql/item.cc +++ b/sql/item.cc @@ -816,11 +816,64 @@ bool Item::send(THD *thd, String *packet) return net_store_data(packet,res->ptr(),res->length()); } + bool Item_null::send(THD *thd, String *packet) { return net_store_null(packet); } +#ifdef EMBEDDED_LIBRARY +bool Item::embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc, + char **result, ulong *length) +{ + char buff[MAX_FIELD_WIDTH]; + String s(buff, sizeof(buff), charset), *value; + if (!(value=val_str(&s)) || + !(*result=alloc_root(alloc, value->length() + 1))) + return true; + *length= value->length(); + if (convert) + convert->convert_back(*result, value->ptr(), *length); + else + memcpy(*result, value->ptr(), *length); + (*result)[*length]= 0; + return false; +} + +bool Item_null::embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc, + char **result, ulong *length) +{ + *result= NULL; + return false; +} + +bool Item_field::embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc, + char **result, ulong *length) +{ + if (result_field->is_null()) + { + result= NULL; + return false; + } + + char buff[MAX_FIELD_WIDTH]; + String tmp(buff,sizeof(buff),default_charset_info); + result_field->val_str(&tmp,&tmp); + + if (!(*result=alloc_root(alloc, tmp.length() + 1))) + return true; + *length= tmp.length(); + if (convert) + convert->convert_back(*result, tmp.ptr(), *length); + else + memcpy(*result, tmp.ptr(), *length); + (*result)[*length]= 0; + return false; +} + +#endif + + /* This is used for HAVING clause Find field in select list having the same name diff --git a/sql/item.h b/sql/item.h index 115e9426691..f40f265cc6e 100644 --- a/sql/item.h +++ b/sql/item.h @@ -22,6 +22,8 @@ struct st_table_list; void item_init(void); /* Init item functions */ +class CONVERT; + class Item { Item(const Item &); /* Prevent use of these */ void operator=(Item &); @@ -59,6 +61,10 @@ public: virtual int save_safe_in_field(Field *field) { return save_in_field(field); } virtual bool send(THD *thd, String *str); +#ifdef EMBEDDED_LIBRARY + virtual bool embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc, + char **result, ulong *length); +#endif virtual bool eq(const Item *, bool binary_cmp) const; virtual Item_result result_type () const { return REAL_RESULT; } virtual enum Type type() const =0; @@ -128,6 +134,10 @@ public: { return result_field->send(thd,str_arg); } +#ifdef EMBEDDED_LIBRARY + bool embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc, + char **result, ulong *length); +#endif void make_field(Send_field *field); bool fix_fields(THD *, struct st_table_list *, Item **); int save_in_field(Field *field); @@ -160,6 +170,10 @@ public: enum Item_result result_type () const { return STRING_RESULT; } bool send(THD *thd, String *str); +#ifdef EMBEDDED_LIBRARY + bool embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc, + char **result, ulong *length); +#endif bool basic_const_item() const { return 1; } Item *new_item() { return new Item_null(name); } bool is_null() { return 1; } @@ -423,6 +437,11 @@ public: return (null_value=(*ref)->get_date(ltime,fuzzydate)); } bool send(THD *thd, String *tmp) { return (*ref)->send(thd, tmp); } +#ifdef EMBEDDED_LIBRARY + bool embedded_send(const CONVERT *convert, CHARSET_INFO *charset, MEM_ROOT *alloc, + char **result, ulong *length) + { return (*ref)->embedded_send(convert, charset, alloc, result, length); } +#endif void make_field(Send_field *field) { (*ref)->make_field(field); } bool fix_fields(THD *, struct st_table_list *, Item **); int save_in_field(Field *field) { return (*ref)->save_in_field(field); } diff --git a/sql/mysqld.cc b/sql/mysqld.cc index b0605dab9cb..882367fa845 100644 --- a/sql/mysqld.cc +++ b/sql/mysqld.cc @@ -1768,13 +1768,11 @@ bool open_log(MYSQL_LOG *log, const char *hostname, no_auto_events); } -static int init_common_variables(char *progname, - const char *conf_file_name, int argc, char **argv, +static int init_common_variables(const char *conf_file_name, int argc, char **argv, const char **groups) { my_umask=0660; // Default umask for new files my_umask_dir=0700; // Default umask for new directories - MY_INIT(progname); // init my_sys library & pthreads umask(((~my_umask) & 0666)); tzset(); // Set tzname @@ -1999,7 +1997,74 @@ static void create_maintenance_thread() } } -#ifdef _DUMMY +static void create_shutdown_thread() +{ + +#ifdef __WIN__ + { + hEventShutdown=CreateEvent(0, FALSE, FALSE, event_name); + pthread_t hThread; + if (pthread_create(&hThread,&connection_attrib,handle_shutdown,0)) + sql_print_error("Warning: Can't create thread to handle shutdown requests"); + + // On "Stop Service" we have to do regular shutdown + Service.SetShutdownEvent(hEventShutdown); + } +#endif +#ifdef OS2 + { + pthread_cond_init( &eventShutdown, NULL); + pthread_t hThread; + if (pthread_create(&hThread,&connection_attrib,handle_shutdown,0)) + sql_print_error("Warning: Can't create thread to handle shutdown requests"); + } +#endif +} + +#ifdef __NT__ +void create_named_pipe_thread() +{ + if (hPipe == INVALID_HANDLE_VALUE && + (!have_tcpip || opt_disable_networking)) + { + sql_print_error("TCP/IP or --enable-named-pipe should be configured on NT OS"); + unireg_abort(1); + } + else + { + pthread_mutex_lock(&LOCK_thread_count); + (void) pthread_cond_init(&COND_handler_count,NULL); + { + pthread_t hThread; + handler_count=0; + if (hPipe != INVALID_HANDLE_VALUE && opt_enable_named_pipe) + { + handler_count++; + if (pthread_create(&hThread,&connection_attrib, + handle_connections_namedpipes, 0)) + { + sql_print_error("Warning: Can't create thread to handle named pipes"); + handler_count--; + } + } + if (have_tcpip && !opt_disable_networking) + { + handler_count++; + if (pthread_create(&hThread,&connection_attrib, + handle_connections_sockets, 0)) + { + sql_print_error("Warning: Can't create thread to handle named pipes"); + handler_count--; + } + } + while (handler_count > 0) + pthread_cond_wait(&COND_handler_count,&LOCK_thread_count); + } + pthread_mutex_unlock(&LOCK_thread_count); + } +} +#endif + #ifdef __WIN__ int win_main(int argc, char **argv) #else @@ -2009,25 +2074,18 @@ int main(int argc, char **argv) int init_error; DEBUGGER_OFF; -// MAIN_THD; - /* - Initialize signal_th and shutdown_th to main_th for default value - as we need to initialize them to something safe. They are used - when compiled with safemalloc. - */ -// SIGNAL_THD; -// SHUTDOWN_THD; -/*#ifdef _CUSTOMSTARTUPCONFIG_ +#ifdef _CUSTOMSTARTUPCONFIG_ if (_cust_check_startup()) { / * _cust_check_startup will report startup failure error * / exit( 1 ); } #endif -*/ - if ((init_error=init_common_variables(argv[0], MYSQL_CONFIG_NAME, - argc, argv, load_default_groups))) + + MY_INIT(argv[0]); // init my_sys library & pthreads + if ((init_error=init_common_variables(MYSQL_CONFIG_NAME, + argc, argv, load_default_groups))) if (init_error == 2) unireg_abort(1); else @@ -2145,70 +2203,14 @@ The server will not act as a slave."); } } -#ifdef __WIN__ - { - hEventShutdown=CreateEvent(0, FALSE, FALSE, event_name); - pthread_t hThread; - if (pthread_create(&hThread,&connection_attrib,handle_shutdown,0)) - sql_print_error("Warning: Can't create thread to handle shutdown requests"); - - // On "Stop Service" we have to do regular shutdown - Service.SetShutdownEvent(hEventShutdown); - } -#endif -#ifdef OS2 - { - pthread_cond_init( &eventShutdown, NULL); - pthread_t hThread; - if (pthread_create(&hThread,&connection_attrib,handle_shutdown,0)) - sql_print_error("Warning: Can't create thread to handle shutdown requests"); - } -#endif - + create_shutdown_thread(); create_maintenance_thread(); printf(ER(ER_READY),my_progname,server_version,""); fflush(stdout); #ifdef __NT__ - if (hPipe == INVALID_HANDLE_VALUE && - (!have_tcpip || opt_disable_networking)) - { - sql_print_error("TCP/IP or --enable-named-pipe should be configured on NT OS"); - unireg_abort(1); - } - else - { - pthread_mutex_lock(&LOCK_thread_count); - (void) pthread_cond_init(&COND_handler_count,NULL); - { - pthread_t hThread; - handler_count=0; - if (hPipe != INVALID_HANDLE_VALUE && opt_enable_named_pipe) - { - handler_count++; - if (pthread_create(&hThread,&connection_attrib, - handle_connections_namedpipes, 0)) - { - sql_print_error("Warning: Can't create thread to handle named pipes"); - handler_count--; - } - } - if (have_tcpip && !opt_disable_networking) - { - handler_count++; - if (pthread_create(&hThread,&connection_attrib, - handle_connections_sockets, 0)) - { - sql_print_error("Warning: Can't create thread to handle named pipes"); - handler_count--; - } - } - while (handler_count > 0) - pthread_cond_wait(&COND_handler_count,&LOCK_thread_count); - } - pthread_mutex_unlock(&LOCK_thread_count); - } + create_named_pipe_thread(); #else handle_connections_sockets(0); #ifdef EXTRA_DEBUG2 @@ -2254,7 +2256,8 @@ The server will not act as a slave."); exit(0); return(0); /* purecov: deadcode */ } -#endif + +#ifdef _DUMMY #ifdef __WIN__ int win_main(int argc, char **argv) @@ -2693,6 +2696,7 @@ The server will not act as a slave."); exit(0); return(0); /* purecov: deadcode */ } +#endif /**************************************************************************** Main and thread entry function for Win32 diff --git a/sql/sql_class.h b/sql/sql_class.h index b625a78b867..6f42ce88889 100644 --- a/sql/sql_class.h +++ b/sql/sql_class.h @@ -178,6 +178,9 @@ public: convert_array(from_map, (uchar*) a,length); } bool store(String *, const char *,uint); +#ifdef EMBEDDED_LIBRARY + void convert_back(char *dest, const char *source, uint length) const; +#endif inline uint number() { return numb; } };