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62 lines
1.6 KiB
C++
62 lines
1.6 KiB
C++
/*-------------------------------------------------------------------------
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*
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* lotest.cc--
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* test using large objects with libpq
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/interfaces/libpq++/examples/Attic/testlo.cc,v 1.2 1996/11/18 01:44:28 bryanh Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#include <stdio.h>
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#include "libpq++.H"
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extern "C" {
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#include "libpq/libpq-fs.h"
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}
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int
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main(int argc, char **argv)
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{
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char *in_filename, *out_filename;
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char *database;
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PGenv env;
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PGlobj *object;
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if (argc < 4 || argc > 5) {
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fprintf(stderr, "Usage: %s database_name in_filename out_filename [oid]\n",
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argv[0]);
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exit(1);
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}
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database = argv[1];
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in_filename = argv[2];
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out_filename = argv[3];
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/*
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* set up the connection and create a largeobject for us
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*/
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if (argc == 4) {
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object = new PGlobj(&env, database);
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} else {
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object = new PGlobj(&env, database, atoi(argv[4]));
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}
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/* check to see that the backend connection was successfully made */
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if (object->status() == CONNECTION_BAD) {
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fprintf(stderr,"Connection to database '%s' failed.\n", database);
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fprintf(stderr,"%s",object->errormessage());
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delete object;
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exit(1);
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}
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object->exec("BEGIN");
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printf("importing file \"%s\" ...\n", in_filename);
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object->import(in_filename);
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printf("exporting large object to file \"%s\" ...\n", out_filename);
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object->export(out_filename);
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object->exec("END"); // WHY DOES IT CORE DUMP HERE ???
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delete object;
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}
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