3 * Routines for handling specialized SET variables.
5 * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
6 * Portions Copyright (c) 1994, Regents of the University of California
8 * src/include/commands/variable.h
13 #include "utils/guc.h"
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);
38 #endif /* VARIABLE_H */