src/dbtool.c
author Markus Bröker <mbroeker@largo.dyndns.tv>
Sat, 13 Dec 2008 15:42:17 +0100
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permissions -rw-r--r--
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/**
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 *  $Id: dbtool.c 51 2008-01-10 00:19:39Z mbroeker $
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 * $URL: http://localhost/svn/c/mcbot/trunk/src/dbtool.c $
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 *
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 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <getopt.h>
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#include <database.h>
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#ifndef FILE_NAME
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#define FILE_NAME "/var/lib/nobody/data/mcbot.dat"
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#endif
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void help (char *prgname)
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{
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    printf ("Usage: %s {-a|-r} -k <key> -v <value>] [-f <file>]\n", prgname);
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    printf ("       %s {-s|-d} <key> [-f <file>]\n", prgname);
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    printf ("       %s {-l|-V} [-f <file>]\n", prgname);
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    printf ("       %s [-h|-?]\n\n", prgname);
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    printf ("Administration tool for adding/replacing, deleting, ... of DataBase Entries.\n\n");
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    printf ("Options:\n");
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    printf ("  -a\t\tadds a new key <key> with value <value> to the db\n");
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    printf ("  -r\t\treplaces a key <key> with value <value> in the db\n");
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    printf ("  -d\t\tdeletes a <key> from the db\n");
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    printf ("  -f\t\tsets the db file\n");
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    printf ("  -l\t\tlists the db entries\n");
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    printf ("  -s\t\tsearches the db entry <key>\n");
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    printf ("  -V\t\treorganizes the db\n");
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    printf ("  -h\t\tprints this help\n");
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    printf ("  -?\t\tprints this help\n\n");
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    printf ("Report bugs to mbroeker@largo.homelinux.org\n");
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    exit (0);
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}
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#define     ADD 1
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#define REPLACE 2
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#define  DELETE 3
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#define  SEARCH 4
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#define    LIST 5
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#define VACCUUM 6
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int main (int argc, char **argv)
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{
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    int i;
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    int mode = 0;
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    char *key = NULL;
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    char *value = NULL;
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    char *file_name = NULL;
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    while ((i = getopt (argc, argv, "arlVh?d:f:k:s:v:")) > 0) {
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        switch (i) {
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        case '?':
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        case 'h':
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            help (argv[0]);
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            break;
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        case 'a':
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            mode = ADD;
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            break;
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        case 'r':
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            mode = REPLACE;
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            break;
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        case 'd':
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            mode = DELETE;
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            key = optarg;
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            break;
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        case 'f':
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            file_name = optarg;
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            break;
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        case 'k':
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            key = optarg;
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            break;
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        case 's':
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            key = optarg;
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            mode = SEARCH;
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            break;
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        case 'v':
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            value = optarg;
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            break;
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        case 'l':
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            mode = LIST;
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            break;
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        case 'V':
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            mode = VACCUUM;
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            break;
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        default:
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            printf ("Unknown Option %c\n", i);
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        }
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    }
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    for (i = optind; i < argc; i++) {
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        printf ("Unknown Parameter: %s\n", argv[i]);
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    }
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    if (!file_name)
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        file_name = FILE_NAME;
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    switch (mode) {
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    case ADD:
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        if ((key != NULL) && (value != NULL))
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            printf ("%s\n", db_insert (file_name, key, value, 0));
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        else
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            help (argv[0]);
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        break;
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    case REPLACE:
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        if ((key != NULL) && (value != NULL))
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            printf ("%s\n", db_insert (file_name, key, value, 1));
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        else
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            help (argv[0]);
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        break;
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    case DELETE:
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        if (key != NULL)
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            printf ("%s\n", db_remove (file_name, key));
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        else
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            help (argv[0]);
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        break;
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    case SEARCH:
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        if (key != NULL)
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            printf ("%s\n", db_lookup (file_name, key));
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        else
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            help (argv[0]);
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        break;
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    case LIST:
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        printf ("%s\n", db_list (file_name));
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        break;
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    case VACCUUM:
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        printf ("%s\n", db_vaccuum (file_name));
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        break;
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    default:
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        printf ("Nothing to do: Try %s -h\n", argv[0]);
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    }
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    return EXIT_SUCCESS;
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}