File: delete-model.c

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4store 1.1.6+20151109-2
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/*
    4store - a clustered RDF storage and query engine

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.

    Copyright (C) 2006 Steve Harris for Garlik
 */

#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <rasqal.h>

#include "query-datatypes.h"
#include "../common/4store.h"
#include "../common/params.h"
#include "../common/error.h"
#include "../common/gnu-options.h"

int main(int argc, char *argv[])
{
    char *password = fsp_argv_password(&argc, argv);
    int start_arg = 1;

    fs_gnu_options(argc, argv, "<kbname> <--all|model-uri ...>\n");
    if (argc < 3) {
      fprintf(stderr, "%s revision %s\n", argv[0], FS_FRONTEND_VER);
      fprintf(stderr, "Usage: %s <kbname> <--all|model-uri ...>\n", argv[0]);

      return 1;
    }

    /* check for -c or --config-file option */
    if (strcmp(argv[1], "-c") == 0 || strcmp(argv[1], "--config-file") == 0) {
        if (argc < 5) {
            fprintf(stderr, "%s revision %s\n", argv[0], FS_FRONTEND_VER);
            fprintf(stderr, "Usage: %s <kbname> <--all|model-uri ...>\n",
                    argv[0]);

            return 1;
        }

        fs_set_config_file(argv[2]);
        start_arg += 2;
    }


    fsp_syslog_enable();

    fsp_link *link = fsp_open_link(argv[start_arg], password, FS_OPEN_HINT_RW);

    if (!link) {
      fs_error(LOG_ERR, "couldn't connect to ā€œ%sā€", argv[start_arg]);

      return 2;
    }

    fs_hash_init(fsp_hash_type(link));

    if (fsp_no_op(link, 0)) {
      fprintf(stderr, "NO-OP failed\n");

      return 1;
    }

    fs_rid model;
    fs_rid_vector *mvec = fs_rid_vector_new(0);

    for (int i=start_arg+1; i<argc; i++) {
        if (i == start_arg+1 && !strcmp(argv[i], "--all")) {
            //printf("deleting all models\n");
            fs_rid_vector_append(mvec, FS_RID_NULL);
            break;
        } else {
            model = fs_hash_uri(argv[i]);
            fs_rid_vector_append(mvec, model);
        }
    }
    fsp_delete_model_all(link, mvec);

    fsp_close_link(link);

    return 0;
}