src/include/commands/variable.h

   1 /*
   2  * variable.h
   3  *              Routines for handling specialized SET variables.
   4  *
   5  * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
   6  * Portions Copyright (c) 1994, Regents of the University of California
   7  *
   8  * src/include/commands/variable.h
   9  */
  10 #ifndef VARIABLE_H
  11 #define VARIABLE_H
  12
  13 #include "utils/guc.h"
  14
  15
  16 extern bool check_datestyle(char **newval, void **extra, GucSource source);
  17 extern void assign_datestyle(const char *newval, void *extra);
  18 extern bool check_timezone(char **newval, void **extra, GucSource source);
  19 extern void assign_timezone(const char *newval, void *extra);
  20 extern const char *show_timezone(void);
  21 extern bool check_log_timezone(char **newval, void **extra, GucSource source);
  22 extern void assign_log_timezone(const char *newval, void *extra);
  23 extern const char *show_log_timezone(void);
  24 extern bool check_transaction_read_only(bool *newval, void **extra, GucSource source);
  25 extern bool check_XactIsoLevel(int *newval, void **extra, GucSource source);
  26 extern bool check_transaction_deferrable(bool *newval, void **extra, GucSource source);
  27 extern bool check_random_seed(double *newval, void **extra, GucSource source);
  28 extern void assign_random_seed(double newval, void *extra);
  29 extern const char *show_random_seed(void);
  30 extern bool check_client_encoding(char **newval, void **extra, GucSource source);
  31 extern void assign_client_encoding(const char *newval, void *extra);
  32 extern bool check_session_authorization(char **newval, void **extra, GucSource source);
  33 extern void assign_session_authorization(const char *newval, void *extra);
  34 extern bool check_role(char **newval, void **extra, GucSource source);
  35 extern void assign_role(const char *newval, void *extra);
  36 extern const char *show_role(void);
  37
  38 #endif                                                  /* VARIABLE_H */