src/include/utils/guc_hooks.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * guc_hooks.h
   4  *              Declarations of per-variable callback functions used by GUC.
   5  *
   6  * These functions are scattered throughout the system, but we
   7  * declare them all here to avoid having to propagate guc.h into
   8  * a lot of unrelated header files.
   9  *
  10  * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  11  *
  12  *        src/include/utils/guc_hooks.h
  13  *
  14  *-------------------------------------------------------------------------
  15  */
  16 #ifndef GUC_HOOKS_H
  17 #define GUC_HOOKS_H 1
  18
  19 #include "utils/guc.h"
  20
  21 /*
  22  * See guc.h for the typedefs that these hook functions should match
  23  * (GucBoolCheckHook and so on).
  24  *
  25  * Please keep the declarations in order by GUC variable name.
  26  */
  27
  28 extern bool check_application_name(char **newval, void **extra,
  29                                                                    GucSource source);
  30 extern void assign_application_name(const char *newval, void *extra);
  31 extern const char *show_archive_command(void);
  32 extern bool check_autovacuum_max_workers(int *newval, void **extra,
  33                                                                                  GucSource source);
  34 extern bool check_autovacuum_work_mem(int *newval, void **extra,
  35                                                                           GucSource source);
  36 extern bool check_vacuum_buffer_usage_limit(int *newval, void **extra,
  37                                                                                         GucSource source);
  38 extern bool check_backtrace_functions(char **newval, void **extra,
  39                                                                           GucSource source);
  40 extern void assign_backtrace_functions(const char *newval, void *extra);
  41 extern bool check_bonjour(bool *newval, void **extra, GucSource source);
  42 extern bool check_canonical_path(char **newval, void **extra, GucSource source);
  43 extern void assign_checkpoint_completion_target(double newval, void *extra);
  44 extern bool check_client_connection_check_interval(int *newval, void **extra,
  45                                                                                                    GucSource source);
  46 extern bool check_client_encoding(char **newval, void **extra, GucSource source);
  47 extern void assign_client_encoding(const char *newval, void *extra);
  48 extern bool check_cluster_name(char **newval, void **extra, GucSource source);
  49 extern const char *show_data_directory_mode(void);
  50 extern bool check_datestyle(char **newval, void **extra, GucSource source);
  51 extern void assign_datestyle(const char *newval, void *extra);
  52 extern bool check_debug_io_direct(char **newval, void **extra, GucSource source);
  53 extern void assign_debug_io_direct(const char *newval, void *extra);
  54 extern bool check_default_table_access_method(char **newval, void **extra,
  55                                                                                           GucSource source);
  56 extern bool check_default_tablespace(char **newval, void **extra,
  57                                                                          GucSource source);
  58 extern bool check_default_text_search_config(char **newval, void **extra, GucSource source);
  59 extern void assign_default_text_search_config(const char *newval, void *extra);
  60 extern bool check_default_with_oids(bool *newval, void **extra,
  61                                                                         GucSource source);
  62 extern bool check_effective_io_concurrency(int *newval, void **extra,
  63                                                                                    GucSource source);
  64 extern bool check_huge_page_size(int *newval, void **extra, GucSource source);
  65 extern const char *show_in_hot_standby(void);
  66 extern bool check_locale_messages(char **newval, void **extra, GucSource source);
  67 extern void assign_locale_messages(const char *newval, void *extra);
  68 extern bool check_locale_monetary(char **newval, void **extra, GucSource source);
  69 extern void assign_locale_monetary(const char *newval, void *extra);
  70 extern bool check_locale_numeric(char **newval, void **extra, GucSource source);
  71 extern void assign_locale_numeric(const char *newval, void *extra);
  72 extern bool check_locale_time(char **newval, void **extra, GucSource source);
  73 extern void assign_locale_time(const char *newval, void *extra);
  74 extern bool check_log_destination(char **newval, void **extra,
  75                                                                   GucSource source);
  76 extern void assign_log_destination(const char *newval, void *extra);
  77 extern const char *show_log_file_mode(void);
  78 extern bool check_log_stats(bool *newval, void **extra, GucSource source);
  79 extern bool check_log_timezone(char **newval, void **extra, GucSource source);
  80 extern void assign_log_timezone(const char *newval, void *extra);
  81 extern const char *show_log_timezone(void);
  82 extern bool check_maintenance_io_concurrency(int *newval, void **extra,
  83                                                                                          GucSource source);
  84 extern void assign_maintenance_io_concurrency(int newval, void *extra);
  85 extern bool check_max_connections(int *newval, void **extra, GucSource source);
  86 extern bool check_max_wal_senders(int *newval, void **extra, GucSource source);
  87 extern void assign_max_wal_size(int newval, void *extra);
  88 extern bool check_max_worker_processes(int *newval, void **extra,
  89                                                                            GucSource source);
  90 extern bool check_max_stack_depth(int *newval, void **extra, GucSource source);
  91 extern void assign_max_stack_depth(int newval, void *extra);
  92 extern bool check_primary_slot_name(char **newval, void **extra,
  93                                                                         GucSource source);
  94 extern bool check_random_seed(double *newval, void **extra, GucSource source);
  95 extern void assign_random_seed(double newval, void *extra);
  96 extern const char *show_random_seed(void);
  97 extern bool check_recovery_prefetch(int *new_value, void **extra,
  98                                                                         GucSource source);
  99 extern void assign_recovery_prefetch(int new_value, void *extra);
 100 extern bool check_recovery_target(char **newval, void **extra,
 101                                                                   GucSource source);
 102 extern void assign_recovery_target(const char *newval, void *extra);
 103 extern bool check_recovery_target_lsn(char **newval, void **extra,
 104                                                                           GucSource source);
 105 extern void assign_recovery_target_lsn(const char *newval, void *extra);
 106 extern bool check_recovery_target_name(char **newval, void **extra,
 107                                                                            GucSource source);
 108 extern void assign_recovery_target_name(const char *newval, void *extra);
 109 extern bool check_recovery_target_time(char **newval, void **extra,
 110                                                                            GucSource source);
 111 extern void assign_recovery_target_time(const char *newval, void *extra);
 112 extern bool check_recovery_target_timeline(char **newval, void **extra,
 113                                                                                    GucSource source);
 114 extern void assign_recovery_target_timeline(const char *newval, void *extra);
 115 extern bool check_recovery_target_xid(char **newval, void **extra,
 116                                                                           GucSource source);
 117 extern void assign_recovery_target_xid(const char *newval, void *extra);
 118 extern bool check_role(char **newval, void **extra, GucSource source);
 119 extern void assign_role(const char *newval, void *extra);
 120 extern const char *show_role(void);
 121 extern bool check_search_path(char **newval, void **extra, GucSource source);
 122 extern void assign_search_path(const char *newval, void *extra);
 123 extern bool check_session_authorization(char **newval, void **extra, GucSource source);
 124 extern void assign_session_authorization(const char *newval, void *extra);
 125 extern void assign_session_replication_role(int newval, void *extra);
 126 extern void assign_stats_fetch_consistency(int newval, void *extra);
 127 extern bool check_ssl(bool *newval, void **extra, GucSource source);
 128 extern bool check_stage_log_stats(bool *newval, void **extra, GucSource source);
 129 extern bool check_synchronous_standby_names(char **newval, void **extra,
 130                                                                                         GucSource source);
 131 extern void assign_synchronous_standby_names(const char *newval, void *extra);
 132 extern void assign_synchronous_commit(int newval, void *extra);
 133 extern void assign_syslog_facility(int newval, void *extra);
 134 extern void assign_syslog_ident(const char *newval, void *extra);
 135 extern void assign_tcp_keepalives_count(int newval, void *extra);
 136 extern const char *show_tcp_keepalives_count(void);
 137 extern void assign_tcp_keepalives_idle(int newval, void *extra);
 138 extern const char *show_tcp_keepalives_idle(void);
 139 extern void assign_tcp_keepalives_interval(int newval, void *extra);
 140 extern const char *show_tcp_keepalives_interval(void);
 141 extern void assign_tcp_user_timeout(int newval, void *extra);
 142 extern const char *show_tcp_user_timeout(void);
 143 extern bool check_temp_buffers(int *newval, void **extra, GucSource source);
 144 extern bool check_temp_tablespaces(char **newval, void **extra,
 145                                                                    GucSource source);
 146 extern void assign_temp_tablespaces(const char *newval, void *extra);
 147 extern bool check_timezone(char **newval, void **extra, GucSource source);
 148 extern void assign_timezone(const char *newval, void *extra);
 149 extern const char *show_timezone(void);
 150 extern bool check_timezone_abbreviations(char **newval, void **extra,
 151                                                                                  GucSource source);
 152 extern void assign_timezone_abbreviations(const char *newval, void *extra);
 153 extern bool check_transaction_deferrable(bool *newval, void **extra, GucSource source);
 154 extern bool check_transaction_isolation(int *newval, void **extra, GucSource source);
 155 extern bool check_transaction_read_only(bool *newval, void **extra, GucSource source);
 156 extern const char *show_unix_socket_permissions(void);
 157 extern bool check_wal_buffers(int *newval, void **extra, GucSource source);
 158 extern bool check_wal_consistency_checking(char **newval, void **extra,
 159                                                                                    GucSource source);
 160 extern void assign_wal_consistency_checking(const char *newval, void *extra);
 161 extern bool check_wal_segment_size(int *newval, void **extra, GucSource source);
 162 extern void assign_wal_sync_method(int new_wal_sync_method, void *extra);
 163
 164 #endif                                                  /* GUC_HOOKS_H */