postgres/contrib/pg_dumplo/utils.c
2000-06-15 19:05:22 +00:00

95 lines
2.0 KiB
C

#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <fcntl.h>
#include <errno.h>
#include <time.h>
#include <libpq-fe.h>
#include <libpq/libpq-fs.h>
#include "pg_dumplo.h"
extern int errno;
static void Dummy_NoticeProcessor(void * arg, const char * message);
static void Default_NoticeProcessor(void * arg, const char * message);
void
index_file(LODumpMaster *pgLO)
{
char path[BUFSIZ];
if (pgLO->action == ACTION_SHOW)
return;
sprintf(path, "%s/%s", pgLO->space, pgLO->db);
if (pgLO->action == ACTION_EXPORT_ATTR ||
pgLO->action == ACTION_EXPORT_ALL) {
if (mkdir(path, DIR_UMASK) == -1) {
if (errno != EEXIST) {
perror(path);
exit(RE_ERROR);
}
}
sprintf(path, "%s/lo_dump.index", path);
if ((pgLO->index = fopen(path, "w")) == NULL) {
perror(path);
exit(RE_ERROR);
}
} else if (pgLO->action != ACTION_NONE ) {
sprintf(path, "%s/lo_dump.index", path);
if ((pgLO->index = fopen(path, "r")) == NULL) {
perror(path);
exit(RE_ERROR);
}
}
}
int
check_res(LODumpMaster *pgLO)
{
if (!pgLO->res && PQresultStatus(pgLO->res) != PGRES_COMMAND_OK) {
fprintf(stderr, "%s: %s\n", progname, PQerrorMessage(pgLO->conn));
PQclear(pgLO->res);
return FALSE;
}
if (PQresultStatus(pgLO->res) != PGRES_TUPLES_OK) {
fprintf(stderr, "%s: Tuples is not OK.\n", progname);
PQclear(pgLO->res);
return FALSE;
}
return TRUE;
}
static
void Dummy_NoticeProcessor(void * arg, const char * message)
{
;
}
static
void Default_NoticeProcessor(void * arg, const char * message)
{
fprintf(stderr, "%s", message);
}
void
notice(LODumpMaster *pgLO, int set)
{
if (set)PQsetNoticeProcessor(pgLO->conn, Default_NoticeProcessor, NULL);
else PQsetNoticeProcessor(pgLO->conn, Dummy_NoticeProcessor, NULL);
}