diff options
Diffstat (limited to 'src/backend/utils/misc/guc.c')
| -rw-r--r-- | src/backend/utils/misc/guc.c | 625 |
1 files changed, 320 insertions, 305 deletions
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c index d05bb75a29..feceb5d950 100644 --- a/src/backend/utils/misc/guc.c +++ b/src/backend/utils/misc/guc.c @@ -4,7 +4,7 @@ * Support for grand unified configuration scheme, including SET * command, configuration file, and command line options. * - * $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.33 2001/03/16 05:44:33 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.34 2001/03/22 04:00:06 momjian Exp $ * * Copyright 2000 by PostgreSQL Global Development Group * Written by Peter Eisentraut <peter_e@gmx.net>. @@ -36,39 +36,42 @@ /* XXX these should be in other modules' header files */ extern bool Log_connections; -extern int CheckPointTimeout; -extern int CommitDelay; -extern int CommitSiblings; +extern int CheckPointTimeout; +extern int CommitDelay; +extern int CommitSiblings; extern bool FixBTree; #ifdef ENABLE_SYSLOG extern char *Syslog_facility; extern char *Syslog_ident; static bool check_facility(const char *facility); + #endif /* * Debugging options */ #ifdef USE_ASSERT_CHECKING -bool assert_enabled = true; +bool assert_enabled = true; + #endif -bool Debug_print_query = false; -bool Debug_print_plan = false; -bool Debug_print_parse = false; -bool Debug_print_rewritten = false; -bool Debug_pretty_print = false; +bool Debug_print_query = false; +bool Debug_print_plan = false; +bool Debug_print_parse = false; +bool Debug_print_rewritten = false; +bool Debug_pretty_print = false; -bool Show_parser_stats = false; -bool Show_planner_stats = false; -bool Show_executor_stats = false; -bool Show_query_stats = false; /* this is sort of all three above together */ -bool Show_btree_build_stats = false; +bool Show_parser_stats = false; +bool Show_planner_stats = false; +bool Show_executor_stats = false; +bool Show_query_stats = false; /* this is sort of all three above + * together */ +bool Show_btree_build_stats = false; -bool SQL_inheritance = true; +bool SQL_inheritance = true; #ifndef PG_KRB_SRVTAB -# define PG_KRB_SRVTAB "" +#define PG_KRB_SRVTAB "" #endif @@ -86,39 +89,39 @@ enum config_type struct config_generic { const char *name; - GucContext context; - void *variable; + GucContext context; + void *variable; }; struct config_bool { const char *name; - GucContext context; - bool *variable; - bool default_val; + GucContext context; + bool *variable; + bool default_val; }; struct config_int { const char *name; - GucContext context; - int *variable; - int default_val; - int min; - int max; + GucContext context; + int *variable; + int default_val; + int min; + int max; }; struct config_real { const char *name; - GucContext context; - double *variable; - double default_val; - double min; - double max; + GucContext context; + double *variable; + double default_val; + double min; + double max; }; /* @@ -130,11 +133,11 @@ struct config_real struct config_string { const char *name; - GucContext context; - char **variable; + GucContext context; + char **variable; const char *default_val; - bool (*parse_hook)(const char *proposed); - void (*assign_hook)(const char *newval); + bool (*parse_hook) (const char *proposed); + void (*assign_hook) (const char *newval); }; @@ -164,189 +167,189 @@ struct config_string /******** option names follow ********/ static struct config_bool -ConfigureNamesBool[] = + ConfigureNamesBool[] = { - {"enable_seqscan", PGC_USERSET, &enable_seqscan, true}, - {"enable_indexscan", PGC_USERSET, &enable_indexscan, true}, - {"enable_tidscan", PGC_USERSET, &enable_tidscan, true}, - {"enable_sort", PGC_USERSET, &enable_sort, true}, - {"enable_nestloop", PGC_USERSET, &enable_nestloop, true}, - {"enable_mergejoin", PGC_USERSET, &enable_mergejoin, true}, - {"enable_hashjoin", PGC_USERSET, &enable_hashjoin, true}, - - {"ksqo", PGC_USERSET, &_use_keyset_query_optimizer, false}, - {"geqo", PGC_USERSET, &enable_geqo, true}, - - {"tcpip_socket", PGC_POSTMASTER, &NetServer, false}, - {"ssl", PGC_POSTMASTER, &EnableSSL, false}, - {"fsync", PGC_SIGHUP, &enableFsync, true}, - {"silent_mode", PGC_POSTMASTER, &SilentMode, false}, - - {"log_connections", PGC_SIGHUP, &Log_connections, false}, - {"log_timestamp", PGC_SIGHUP, &Log_timestamp, false}, - {"log_pid", PGC_SIGHUP, &Log_pid, false}, + {"enable_seqscan", PGC_USERSET, &enable_seqscan, true}, + {"enable_indexscan", PGC_USERSET, &enable_indexscan, true}, + {"enable_tidscan", PGC_USERSET, &enable_tidscan, true}, + {"enable_sort", PGC_USERSET, &enable_sort, true}, + {"enable_nestloop", PGC_USERSET, &enable_nestloop, true}, + {"enable_mergejoin", PGC_USERSET, &enable_mergejoin, true}, + {"enable_hashjoin", PGC_USERSET, &enable_hashjoin, true}, + + {"ksqo", PGC_USERSET, &_use_keyset_query_optimizer, false}, + {"geqo", PGC_USERSET, &enable_geqo, true}, + + {"tcpip_socket", PGC_POSTMASTER, &NetServer, false}, + {"ssl", PGC_POSTMASTER, &EnableSSL, false}, + {"fsync", PGC_SIGHUP, &enableFsync, true}, + {"silent_mode", PGC_POSTMASTER, &SilentMode, false}, + + {"log_connections", PGC_SIGHUP, &Log_connections, false}, + {"log_timestamp", PGC_SIGHUP, &Log_timestamp, false}, + {"log_pid", PGC_SIGHUP, &Log_pid, false}, #ifdef USE_ASSERT_CHECKING - {"debug_assertions", PGC_USERSET, &assert_enabled, true}, + {"debug_assertions", PGC_USERSET, &assert_enabled, true}, #endif - {"debug_print_query", PGC_USERSET, &Debug_print_query, false}, - {"debug_print_parse", PGC_USERSET, &Debug_print_parse, false}, - {"debug_print_rewritten", PGC_USERSET, &Debug_print_rewritten, false}, - {"debug_print_plan", PGC_USERSET, &Debug_print_plan, false}, - {"debug_pretty_print", PGC_USERSET, &Debug_pretty_print, false}, + {"debug_print_query", PGC_USERSET, &Debug_print_query, false}, + {"debug_print_parse", PGC_USERSET, &Debug_print_parse, false}, + {"debug_print_rewritten", PGC_USERSET, &Debug_print_rewritten, false}, + {"debug_print_plan", PGC_USERSET, &Debug_print_plan, false}, + {"debug_pretty_print", PGC_USERSET, &Debug_pretty_print, false}, - {"show_parser_stats", PGC_USERSET, &Show_parser_stats, false}, - {"show_planner_stats", PGC_USERSET, &Show_planner_stats, false}, - {"show_executor_stats", PGC_USERSET, &Show_executor_stats, false}, - {"show_query_stats", PGC_USERSET, &Show_query_stats, false}, + {"show_parser_stats", PGC_USERSET, &Show_parser_stats, false}, + {"show_planner_stats", PGC_USERSET, &Show_planner_stats, false}, + {"show_executor_stats", PGC_USERSET, &Show_executor_stats, false}, + {"show_query_stats", PGC_USERSET, &Show_query_stats, false}, #ifdef BTREE_BUILD_STATS - {"show_btree_build_stats", PGC_SUSET, &Show_btree_build_stats, false}, + {"show_btree_build_stats", PGC_SUSET, &Show_btree_build_stats, false}, #endif - {"trace_notify", PGC_USERSET, &Trace_notify, false}, + {"trace_notify", PGC_USERSET, &Trace_notify, false}, #ifdef LOCK_DEBUG - {"trace_locks", PGC_SUSET, &Trace_locks, false}, - {"trace_userlocks", PGC_SUSET, &Trace_userlocks, false}, - {"trace_spinlocks", PGC_SUSET, &Trace_spinlocks, false}, - {"debug_deadlocks", PGC_SUSET, &Debug_deadlocks, false}, + {"trace_locks", PGC_SUSET, &Trace_locks, false}, + {"trace_userlocks", PGC_SUSET, &Trace_userlocks, false}, + {"trace_spinlocks", PGC_SUSET, &Trace_spinlocks, false}, + {"debug_deadlocks", PGC_SUSET, &Debug_deadlocks, false}, #endif - {"hostname_lookup", PGC_SIGHUP, &HostnameLookup, false}, - {"show_source_port", PGC_SIGHUP, &ShowPortNumber, false}, + {"hostname_lookup", PGC_SIGHUP, &HostnameLookup, false}, + {"show_source_port", PGC_SIGHUP, &ShowPortNumber, false}, - {"sql_inheritance", PGC_USERSET, &SQL_inheritance, true}, + {"sql_inheritance", PGC_USERSET, &SQL_inheritance, true}, - {"fixbtree", PGC_POSTMASTER, &FixBTree, true}, + {"fixbtree", PGC_POSTMASTER, &FixBTree, true}, {NULL, 0, NULL, false} }; static struct config_int -ConfigureNamesInt[] = + ConfigureNamesInt[] = { - {"geqo_threshold", PGC_USERSET, &geqo_rels, - DEFAULT_GEQO_RELS, 2, INT_MAX}, - {"geqo_pool_size", PGC_USERSET, &Geqo_pool_size, - DEFAULT_GEQO_POOL_SIZE, 0, MAX_GEQO_POOL_SIZE}, - {"geqo_effort", PGC_USERSET, &Geqo_effort, - 1, 1, INT_MAX}, - {"geqo_generations", PGC_USERSET, &Geqo_generations, - 0, 0, INT_MAX}, - {"geqo_random_seed", PGC_USERSET, &Geqo_random_seed, - -1, INT_MIN, INT_MAX}, - - {"deadlock_timeout", PGC_POSTMASTER, &DeadlockTimeout, - 1000, 0, INT_MAX}, + {"geqo_threshold", PGC_USERSET, &geqo_rels, + DEFAULT_GEQO_RELS, 2, INT_MAX}, + {"geqo_pool_size", PGC_USERSET, &Geqo_pool_size, + DEFAULT_GEQO_POOL_SIZE, 0, MAX_GEQO_POOL_SIZE}, + {"geqo_effort", PGC_USERSET, &Geqo_effort, + 1, 1, INT_MAX}, + {"geqo_generations", PGC_USERSET, &Geqo_generations, + 0, 0, INT_MAX}, + {"geqo_random_seed", PGC_USERSET, &Geqo_random_seed, + -1, INT_MIN, INT_MAX}, + + {"deadlock_timeout", PGC_POSTMASTER, &DeadlockTimeout, + 1000, 0, INT_MAX}, #ifdef ENABLE_SYSLOG - {"syslog", PGC_SIGHUP, &Use_syslog, - 0, 0, 2}, + {"syslog", PGC_SIGHUP, &Use_syslog, + 0, 0, 2}, #endif /* - * Note: There is some postprocessing done in PostmasterMain() to - * make sure the buffers are at least twice the number of - * backends, so the constraints here are partially unused. + * Note: There is some postprocessing done in PostmasterMain() to make + * sure the buffers are at least twice the number of backends, so the + * constraints here are partially unused. */ - {"max_connections", PGC_POSTMASTER, &MaxBackends, - DEF_MAXBACKENDS, 1, MAXBACKENDS}, - {"shared_buffers", PGC_POSTMASTER, &NBuffers, - DEF_NBUFFERS, 16, INT_MAX}, - {"port", PGC_POSTMASTER, &PostPortNumber, - DEF_PGPORT, 1, 65535}, + {"max_connections", PGC_POSTMASTER, &MaxBackends, + DEF_MAXBACKENDS, 1, MAXBACKENDS}, + {"shared_buffers", PGC_POSTMASTER, &NBuffers, + DEF_NBUFFERS, 16, INT_MAX}, + {"port", PGC_POSTMASTER, &PostPortNumber, + DEF_PGPORT, 1, 65535}, - {"sort_mem", PGC_USERSET, &SortMem, - 512, 1, INT_MAX}, + {"sort_mem", PGC_USERSET, &SortMem, + 512, 1, INT_MAX}, - {"debug_level", PGC_USERSET, &DebugLvl, - 0, 0, 16}, + {"debug_level", PGC_USERSET, &DebugLvl, + 0, 0, 16}, #ifdef LOCK_DEBUG - {"trace_lock_oidmin", PGC_SUSET, &Trace_lock_oidmin, - BootstrapObjectIdData, 1, INT_MAX}, - {"trace_lock_table", PGC_SUSET, &Trace_lock_table, - 0, 0, INT_MAX}, + {"trace_lock_oidmin", PGC_SUSET, &Trace_lock_oidmin, + BootstrapObjectIdData, 1, INT_MAX}, + {"trace_lock_table", PGC_SUSET, &Trace_lock_table, + 0, 0, INT_MAX}, #endif - {"max_expr_depth", PGC_USERSET, &max_expr_depth, - DEFAULT_MAX_EXPR_DEPTH, 10, INT_MAX}, + {"max_expr_depth", PGC_USERSET, &max_expr_depth, + DEFAULT_MAX_EXPR_DEPTH, 10, INT_MAX}, - {"unix_socket_permissions", PGC_POSTMASTER, &Unix_socket_permissions, - 0777, 0000, 0777}, + {"unix_socket_permissions", PGC_POSTMASTER, &Unix_socket_permissions, + 0777, 0000, 0777}, - {"checkpoint_segments", PGC_SIGHUP, &CheckPointSegments, - 3, 1, INT_MAX}, + {"checkpoint_segments", PGC_SIGHUP, &CheckPointSegments, + 3, 1, INT_MAX}, - {"checkpoint_timeout", PGC_SIGHUP, &CheckPointTimeout, - 300, 30, 3600}, + {"checkpoint_timeout", PGC_SIGHUP, &CheckPointTimeout, + 300, 30, 3600}, - {"wal_buffers", PGC_POSTMASTER, &XLOGbuffers, - 8, 4, INT_MAX}, + {"wal_buffers", PGC_POSTMASTER, &XLOGbuffers, + 8, 4, INT_MAX}, - {"wal_files", PGC_SIGHUP, &XLOGfiles, - 0, 0, 64}, + {"wal_files", PGC_SIGHUP, &XLOGfiles, + 0, 0, 64}, - {"wal_debug", PGC_SUSET, &XLOG_DEBUG, - 0, 0, 16}, + {"wal_debug", PGC_SUSET, &XLOG_DEBUG, + 0, 0, 16}, - {"commit_delay", PGC_USERSET, &CommitDelay, - 0, 0, 100000}, + {"commit_delay", PGC_USERSET, &CommitDelay, + 0, 0, 100000}, - {"commit_siblings", PGC_USERSET, &CommitSiblings, - 5, 1, 1000}, + {"commit_siblings", PGC_USERSET, &CommitSiblings, + 5, 1, 1000}, {NULL, 0, NULL, 0, 0, 0} }; static struct config_real -ConfigureNamesReal[] = + ConfigureNamesReal[] = { - {"effective_cache_size", PGC_USERSET, &effective_cache_size, - DEFAULT_EFFECTIVE_CACHE_SIZE, 0, DBL_MAX}, - {"random_page_cost", PGC_USERSET, &random_page_cost, - DEFAULT_RANDOM_PAGE_COST, 0, DBL_MAX}, - {"cpu_tuple_cost", PGC_USERSET, &cpu_tuple_cost, - DEFAULT_CPU_TUPLE_COST, 0, DBL_MAX}, - {"cpu_index_tuple_cost", PGC_USERSET, &cpu_index_tuple_cost, - DEFAULT_CPU_INDEX_TUPLE_COST, 0, DBL_MAX}, - {"cpu_operator_cost", PGC_USERSET, &cpu_operator_cost, - DEFAULT_CPU_OPERATOR_COST, 0, DBL_MAX}, - - {"geqo_selection_bias", PGC_USERSET, &Geqo_selection_bias, - DEFAULT_GEQO_SELECTION_BIAS, MIN_GEQO_SELECTION_BIAS, MAX_GEQO_SELECTION_BIAS}, + {"effective_cache_size", PGC_USERSET, &effective_cache_size, + DEFAULT_EFFECTIVE_CACHE_SIZE, 0, DBL_MAX}, + {"random_page_cost", PGC_USERSET, &random_page_cost, + DEFAULT_RANDOM_PAGE_COST, 0, DBL_MAX}, + {"cpu_tuple_cost", PGC_USERSET, &cpu_tuple_cost, + DEFAULT_CPU_TUPLE_COST, 0, DBL_MAX}, + {"cpu_index_tuple_cost", PGC_USERSET, &cpu_index_tuple_cost, + DEFAULT_CPU_INDEX_TUPLE_COST, 0, DBL_MAX}, + {"cpu_operator_cost", PGC_USERSET, &cpu_operator_cost, + DEFAULT_CPU_OPERATOR_COST, 0, DBL_MAX}, + + {"geqo_selection_bias", PGC_USERSET, &Geqo_selection_bias, + DEFAULT_GEQO_SELECTION_BIAS, MIN_GEQO_SELECTION_BIAS, MAX_GEQO_SELECTION_BIAS}, {NULL, 0, NULL, 0.0, 0.0, 0.0} }; static struct config_string -ConfigureNamesString[] = + ConfigureNamesString[] = { - {"krb_server_keyfile", PGC_POSTMASTER, &pg_krb_server_keyfile, - PG_KRB_SRVTAB, NULL, NULL}, + {"krb_server_keyfile", PGC_POSTMASTER, &pg_krb_server_keyfile, + PG_KRB_SRVTAB, NULL, NULL}, #ifdef ENABLE_SYSLOG - {"syslog_facility", PGC_POSTMASTER, &Syslog_facility, + {"syslog_facility", PGC_POSTMASTER, &Syslog_facility, "LOCAL0", check_facility, NULL}, - {"syslog_ident", PGC_POSTMASTER, &Syslog_ident, + {"syslog_ident", PGC_POSTMASTER, &Syslog_ident, "postgres", NULL, NULL}, #endif - {"unix_socket_group", PGC_POSTMASTER, &Unix_socket_group, - "", NULL, NULL}, + {"unix_socket_group", PGC_POSTMASTER, &Unix_socket_group, + "", NULL, NULL}, - {"unix_socket_directory", PGC_POSTMASTER, &UnixSocketDir, - "", NULL, NULL}, + {"unix_socket_directory", PGC_POSTMASTER, &UnixSocketDir, + "", NULL, NULL}, - {"virtual_host", PGC_POSTMASTER, &VirtualHost, - "", NULL, NULL}, + {"virtual_host", PGC_POSTMASTER, &VirtualHost, + "", NULL, NULL}, - {"wal_sync_method", PGC_SIGHUP, &XLOG_sync_method, - XLOG_sync_method_default, - check_xlog_sync_method, assign_xlog_sync_method}, + {"wal_sync_method", PGC_SIGHUP, &XLOG_sync_method, + XLOG_sync_method_default, + check_xlog_sync_method, assign_xlog_sync_method}, {NULL, 0, NULL, NULL, NULL, NULL} }; @@ -361,41 +364,41 @@ ConfigureNamesString[] = * the option there. */ static enum config_type -find_option(const char * name, struct config_generic ** record) +find_option(const char *name, struct config_generic ** record) { - int i; + int i; Assert(name); for (i = 0; ConfigureNamesBool[i].name; i++) - if (strcasecmp(ConfigureNamesBool[i].name, name)==0) + if (strcasecmp(ConfigureNamesBool[i].name, name) == 0) { if (record) - *record = (struct config_generic *)&ConfigureNamesBool[i]; + *record = (struct config_generic *) & ConfigureNamesBool[i]; return PGC_BOOL; } for (i = 0; ConfigureNamesInt[i].name; i++) - if (strcasecmp(ConfigureNamesInt[i].name, name)==0) + if (strcasecmp(ConfigureNamesInt[i].name, name) == 0) { if (record) - *record = (struct config_generic *)&ConfigureNamesInt[i]; + *record = (struct config_generic *) & ConfigureNamesInt[i]; return PGC_INT; } for (i = 0; ConfigureNamesReal[i].name; i++) - if (strcasecmp(ConfigureNamesReal[i].name, name)==0) + if (strcasecmp(ConfigureNamesReal[i].name, name) == 0) { if (record) - *record = (struct config_generic *)&ConfigureNamesReal[i]; + *record = (struct config_generic *) & ConfigureNamesReal[i]; return PGC_REAL; } for (i = 0; ConfigureNamesString[i].name; i++) - if (strcasecmp(ConfigureNamesString[i].name, name)==0) + if (strcasecmp(ConfigureNamesString[i].name, name) == 0) { if (record) - *record = (struct config_generic *)&ConfigureNamesString[i]; + *record = (struct config_generic *) & ConfigureNamesString[i]; return PGC_STRING; } @@ -411,7 +414,7 @@ find_option(const char * name, struct config_generic ** record) void ResetAllOptions(void) { - int i; + int i; for (i = 0; ConfigureNamesBool[i].name; i++) *(ConfigureNamesBool[i].variable) = ConfigureNamesBool[i].default_val; @@ -424,7 +427,7 @@ ResetAllOptions(void) for (i = 0; ConfigureNamesString[i].name; i++) { - char * str = NULL; + char *str = NULL; if (ConfigureNamesString[i].default_val) { @@ -448,49 +451,49 @@ ResetAllOptions(void) * there. */ static bool -parse_bool(const char * value, bool * result) +parse_bool(const char *value, bool *result) { - size_t len = strlen(value); + size_t len = strlen(value); - if (strncasecmp(value, "true", len)==0) + if (strncasecmp(value, "true", len) == 0) { if (result) *result = true; } - else if (strncasecmp(value, "false", len)==0) + else if (strncasecmp(value, "false", len) == 0) { if (result) *result = false; } - else if (strncasecmp(value, "yes", len)==0) + else if (strncasecmp(value, "yes", len) == 0) { if (result) *result = true; } - else if (strncasecmp(value, "no", len)==0) + else if (strncasecmp(value, "no", len) == 0) { if (result) *result = false; } - else if (strcasecmp(value, "on")==0) + else if (strcasecmp(value, "on") == 0) { if (result) *result = true; } - else if (strcasecmp(value, "off")==0) + else if (strcasecmp(value, "off") == 0) { if (result) *result = false; } - else if (strcasecmp(value, "1")==0) + else if (strcasecmp(value, "1") == 0) { if (result) *result = true; } - else if (strcasecmp(value, "0")==0) + else if (strcasecmp(value, "0") == 0) { if (result) *result = false; @@ -510,17 +513,17 @@ parse_bool(const char * value, bool * result) * value there. */ static bool -parse_int(const char * value, int * result) +parse_int(const char *value, int *result) { - long val; - char * endptr; + long val; + char *endptr; errno = 0; val = strtol(value, &endptr, 0); if (endptr == value || *endptr != '\0' || errno == ERANGE) return false; if (result) - *result = (int)val; + *result = (int) val; return true; } @@ -528,14 +531,14 @@ parse_int(const char * value, int * result) /* * Try to parse value as a floating point constant in the usual - * format. If the value parsed okay return true, else false. If + * format. If the value parsed okay return true, else false. If * result is not NULL, return the semantic value there. */ static bool -parse_real(const char * value, double * result) +parse_real(const char *value, double *result) { - double val; - char * endptr; + double val; + char *endptr; errno = 0; val = strtod(value, &endptr); @@ -569,12 +572,12 @@ parse_real(const char * value, double * result) * See also SetConfigOption for an external interface. */ bool -set_config_option(const char * name, const char * value, GucContext +set_config_option(const char *name, const char *value, GucContext context, bool DoIt) { - struct config_generic * record; + struct config_generic *record; enum config_type type; - int elevel; + int elevel; elevel = (context == PGC_SIGHUP) ? DEBUG : ERROR; @@ -587,8 +590,8 @@ set_config_option(const char * name, const char * value, GucContext /* * Check if the option can be set at this time. See guc.h for the - * precise rules. Note that we don't want to throw errors if we're - * in the SIGHUP context. In that case we just ignore the attempt. + * precise rules. Note that we don't want to throw errors if we're in + * the SIGHUP context. In that case we just ignore the attempt. */ if (record->context == PGC_POSTMASTER && context != PGC_POSTMASTER) { @@ -601,10 +604,13 @@ set_config_option(const char * name, const char * value, GucContext context != PGC_POSTMASTER) { elog(ERROR, "'%s' cannot be changed now", name); - /* Hmm, the idea of the SIGHUP context is "ought to be global, - * but can be changed after postmaster start". But there's - * nothing that prevents a crafty administrator from sending - * SIGHUP signals to individual backends only. */ + + /* + * Hmm, the idea of the SIGHUP context is "ought to be global, but + * can be changed after postmaster start". But there's nothing + * that prevents a crafty administrator from sending SIGHUP + * signals to individual backends only. + */ } else if (record->context == PGC_BACKEND && context != PGC_BACKEND && context != PGC_POSTMASTER) @@ -616,140 +622,139 @@ set_config_option(const char * name, const char * value, GucContext } else if (record->context == PGC_SUSET && (context == PGC_USERSET || context == PGC_BACKEND)) - { elog(ERROR, "permission denied"); - } /* * Evaluate value and set variable */ - switch(type) + switch (type) { case PGC_BOOL: - { - struct config_bool * conf = (struct config_bool *)record; - - if (value) { - bool boolval; - if (!parse_bool(value, &boolval)) + struct config_bool *conf = (struct config_bool *) record; + + if (value) { - elog(elevel, "option '%s' requires a boolean value", name); - return false; + bool boolval; + + if (!parse_bool(value, &boolval)) + { + elog(elevel, "option '%s' requires a boolean value", name); + return false; + } + if (DoIt) + *conf->variable = boolval; } - if (DoIt) - *conf->variable = boolval; + else if (DoIt) + *conf->variable = conf->default_val; + break; } - else if (DoIt) - *conf->variable = conf->default_val; - break; - } case PGC_INT: - { - struct config_int * conf = (struct config_int *)record; - - if (value) { - int intval; + struct config_int *conf = (struct config_int *) record; - if (!parse_int(value, &intval)) - { - elog(elevel, "option '%s' expects an integer value", name); - return false; - } - if (intval < conf->min || intval > conf->max) + if (value) { - elog(elevel, "option '%s' value %d is outside" - " of permissible range [%d .. %d]", - name, intval, conf->min, conf->max); - return false; + int intval; + + if (!parse_int(value, &intval)) + { + elog(elevel, "option '%s' expects an integer value", name); + return false; + } + if (intval < conf->min || intval > conf->max) + { + elog(elevel, "option '%s' value %d is outside" + " of permissible range [%d .. %d]", + name, intval, conf->min, conf->max); + return false; + } + if (DoIt) + *conf->variable = intval; } - if (DoIt) - *conf->variable = intval; + else if (DoIt) + *conf->variable = conf->default_val; + break; } - else if (DoIt) - *conf->variable = conf->default_val; - break; - } case PGC_REAL: - { - struct config_real * conf = (struct config_real *)record; - - if (value) { - double dval; + struct config_real *conf = (struct config_real *) record; - if (!parse_real(value, &dval)) + if (value) { - elog(elevel, "option '%s' expects a real number", name); - return false; - } - if (dval < conf->min || dval > conf->max) - { - elog(elevel, "option '%s' value %g is outside" - " of permissible range [%g .. %g]", - name, dval, conf->min, conf->max); - return false; + double dval; + + if (!parse_real(value, &dval)) + { + elog(elevel, "option '%s' expects a real number", name); + return false; + } + if (dval < conf->min || dval > conf->max) + { + elog(elevel, "option '%s' value %g is outside" + " of permissible range [%g .. %g]", + name, dval, conf->min, conf->max); + return false; + } + if (DoIt) + *conf->variable = dval; } - if (DoIt) - *conf->variable = dval; + else if (DoIt) + *conf->variable = conf->default_val; + break; } - else if (DoIt) - *conf->variable = conf->default_val; - break; - } case PGC_STRING: - { - struct config_string * conf = (struct config_string *)record; - - if (value) { - if (conf->parse_hook && !(conf->parse_hook)(value)) + struct config_string *conf = (struct config_string *) record; + + if (value) { - elog(elevel, "invalid value for option '%s': '%s'", name, value); - return false; + if (conf->parse_hook && !(conf->parse_hook) (value)) + { + elog(elevel, "invalid value for option '%s': '%s'", name, value); + return false; + } + if (DoIt) + { + char *str; + + str = strdup(value); + if (str == NULL) + { + elog(elevel, "out of memory"); + return false; + } + if (conf->assign_hook) + (conf->assign_hook) (str); + if (*conf->variable) + free(*conf->variable); + *conf->variable = str; + } } - if (DoIt) + else if (DoIt) { - char * str; + char *str; - str = strdup(value); + str = strdup(conf->default_val); if (str == NULL) { elog(elevel, "out of memory"); return false; } if (conf->assign_hook) - (conf->assign_hook)(str); + (conf->assign_hook) (str); if (*conf->variable) free(*conf->variable); *conf->variable = str; } + break; } - else if (DoIt) - { - char * str; - str = strdup(conf->default_val); - if (str == NULL) - { - elog(elevel, "out of memory"); - return false; - } - if (conf->assign_hook) - (conf->assign_hook)(str); - if (*conf->variable) - free(*conf->variable); - *conf->variable = str; - } - break; - } - - default: ; + default:; } return true; } @@ -761,10 +766,10 @@ set_config_option(const char * name, const char * value, GucContext * this is just the wrapper to be called from the outside. */ void -SetConfigOption(const char * name, const char * value, GucContext +SetConfigOption(const char *name, const char *value, GucContext context) { - (void)set_config_option(name, value, context, true); + (void) set_config_option(name, value, context, true); } @@ -780,9 +785,9 @@ SetConfigOption(const char * name, const char * value, GucContext * valid until the next call to configuration related functions. */ const char * -GetConfigOption(const char * name) +GetConfigOption(const char *name) { - struct config_generic * record; + struct config_generic *record; static char buffer[256]; enum config_type opttype; @@ -790,21 +795,21 @@ GetConfigOption(const char * name) if (opttype == PGC_NONE) elog(ERROR, "Option '%s' is not recognized", name); - switch(opttype) + switch (opttype) { case PGC_BOOL: - return *((struct config_bool *)record)->variable ? "on" : "off"; + return *((struct config_bool *) record)->variable ? "on" : "off"; case PGC_INT: - snprintf(buffer, 256, "%d", *((struct config_int *)record)->variable); + snprintf(buffer, 256, "%d", *((struct config_int *) record)->variable); return buffer; case PGC_REAL: - snprintf(buffer, 256, "%g", *((struct config_real *)record)->variable); + snprintf(buffer, 256, "%g", *((struct config_real *) record)->variable); return buffer; case PGC_STRING: - return *((struct config_string *)record)->variable; + return *((struct config_string *) record)->variable; default: ; @@ -822,10 +827,10 @@ GetConfigOption(const char * name) * there is no '=' in the input string then value will be NULL. */ void -ParseLongOption(const char * string, char ** name, char ** value) +ParseLongOption(const char *string, char **name, char **value) { - size_t equal_pos; - char *cp; + size_t equal_pos; + char *cp; AssertArg(string); AssertArg(name); @@ -845,7 +850,8 @@ ParseLongOption(const char * string, char ** name, char ** value) if (!*value) elog(FATAL, "out of memory"); } - else /* no equal sign in string */ + else +/* no equal sign in string */ { *name = strdup(string); if (!*name) @@ -853,7 +859,7 @@ ParseLongOption(const char * string, char ** name, char ** value) *value = NULL; } - for(cp = *name; *cp; cp++) + for (cp = *name; *cp; cp++) if (*cp == '-') *cp = '_'; } @@ -864,14 +870,23 @@ ParseLongOption(const char * string, char ** name, char ** value) static bool check_facility(const char *facility) { - if (strcasecmp(facility,"LOCAL0") == 0) return true; - if (strcasecmp(facility,"LOCAL1") == 0) return true; - if (strcasecmp(facility,"LOCAL2") == 0) return true; - if (strcasecmp(facility,"LOCAL3") == 0) return true; - if (strcasecmp(facility,"LOCAL4") == 0) return true; - if (strcasecmp(facility,"LOCAL5") == 0) return true; - if (strcasecmp(facility,"LOCAL6") == 0) return true; - if (strcasecmp(facility,"LOCAL7") == 0) return true; + if (strcasecmp(facility, "LOCAL0") == 0) + return true; + if (strcasecmp(facility, "LOCAL1") == 0) + return true; + if (strcasecmp(facility, "LOCAL2") == 0) + return true; + if (strcasecmp(facility, "LOCAL3") == 0) + return true; + if (strcasecmp(facility, "LOCAL4") == 0) + return true; + if (strcasecmp(facility, "LOCAL5") == 0) + return true; + if (strcasecmp(facility, "LOCAL6") == 0) + return true; + if (strcasecmp(facility, "LOCAL7") == 0) + return true; return false; } + #endif |