src/bin/psql/common.h

   1 /*
   2  * psql - the PostgreSQL interactive terminal
   3  *
   4  * Copyright (c) 2000-2009, PostgreSQL Global Development Group
   5  *
   6  * $PostgreSQL$
   7  */
   8 #ifndef COMMON_H
   9 #define COMMON_H
  10
  11 #include "postgres_fe.h"
  12 #include <setjmp.h>
  13 #include "libpq-fe.h"
  14
  15 #ifdef USE_ASSERT_CHECKING
  16 #include <assert.h>
  17 #define psql_assert(p) assert(p)
  18 #else
  19 #define psql_assert(p)
  20 #endif
  21
  22 #define atooid(x)  ((Oid) strtoul((x), NULL, 10))
  23
  24 /*
  25  * Safer versions of some standard C library functions. If an
  26  * out-of-memory condition occurs, these functions will bail out
  27  * safely; therefore, their return value is guaranteed to be non-NULL.
  28  */
  29 extern char *pg_strdup(const char *string);
  30 extern void *pg_malloc(size_t size);
  31 extern void *pg_malloc_zero(size_t size);
  32 extern void *pg_calloc(size_t nmemb, size_t size);
  33
  34 extern bool setQFout(const char *fname);
  35
  36 extern void
  37 psql_error(const char *fmt,...)
  38 /* This lets gcc check the format string for consistency. */
  39 __attribute__((format(printf, 1, 2)));
  40
  41 extern void NoticeProcessor(void *arg, const char *message);
  42
  43 extern volatile bool sigint_interrupt_enabled;
  44
  45 extern sigjmp_buf sigint_interrupt_jmp;
  46
  47 extern volatile bool cancel_pressed;
  48
  49 /* Note: cancel_pressed is defined in print.c, see that file for reasons */
  50
  51 extern void setup_cancel_handler(void);
  52
  53 extern void SetCancelConn(void);
  54 extern void ResetCancelConn(void);
  55
  56 extern PGresult *PSQLexec(const char *query, bool start_xact);
  57
  58 extern bool SendQuery(const char *query);
  59
  60 extern bool is_superuser(void);
  61 extern bool standard_strings(void);
  62 extern const char *session_username(void);
  63
  64 extern char *expand_tilde(char **filename);
  65
  66 #endif   /* COMMON_H */