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/*
* psql - the PostgreSQL interactive terminal
*
* Copyright (c) 2000-2006, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/bin/psql/common.h,v 1.52 2006/12/16 00:38:43 adunstan Exp $
*/
#ifndef COMMON_H
#define COMMON_H
#include "postgres_fe.h"
#include <setjmp.h>
#include "libpq-fe.h"
#ifdef USE_ASSERT_CHECKING
#include <assert.h>
#define psql_assert(p) assert(p)
#else
#define psql_assert(p)
#endif
#define atooid(x) ((Oid) strtoul((x), NULL, 10))
/*
* Safer versions of some standard C library functions. If an
* out-of-memory condition occurs, these functions will bail out
* safely; therefore, their return value is guaranteed to be non-NULL.
*/
extern char *pg_strdup(const char *string);
extern void *pg_malloc(size_t size);
extern void *pg_malloc_zero(size_t size);
extern void *pg_calloc(size_t nmemb, size_t size);
extern bool setQFout(const char *fname);
extern void
psql_error(const char *fmt,...)
/* This lets gcc check the format string for consistency. */
__attribute__((format(printf, 1, 2)));
extern void NoticeProcessor(void *arg, const char *message);
extern volatile bool sigint_interrupt_enabled;
extern sigjmp_buf sigint_interrupt_jmp;
extern volatile bool cancel_pressed;
/* Note: cancel_pressed is defined in print.c, see that file for reasons */
extern void setup_cancel_handler(void);
extern void SetCancelConn(void);
extern void ResetCancelConn(void);
extern PGresult *PSQLexec(const char *query, bool start_xact);
extern bool SendQuery(const char *query);
extern bool is_superuser(void);
extern bool standard_strings(void);
extern const char *session_username(void);
extern char *expand_tilde(char **filename);
/* Workarounds for Windows */
/* Probably to be moved up the source tree in the future, perhaps to be replaced by
* more specific checks like configure-style HAVE_GETTIMEOFDAY macros.
*/
#ifndef WIN32
#include <sys/time.h>
typedef struct timeval TimevalStruct;
#define GETTIMEOFDAY(T) gettimeofday(T, NULL)
#define DIFF_MSEC(T, U) \
((((int) ((T)->tv_sec - (U)->tv_sec)) * 1000000.0 + \
((int) ((T)->tv_usec - (U)->tv_usec))) / 1000.0)
#else
typedef struct _timeb TimevalStruct;
#include <sys/types.h>
#include <sys/timeb.h>
#define GETTIMEOFDAY(T) _ftime(T)
#define DIFF_MSEC(T, U) \
(((T)->time - (U)->time) * 1000.0 + \
((T)->millitm - (U)->millitm))
#endif
#endif /* COMMON_H */
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