util/wdwrite.c

   1 /* wdwrite.c - write key/value to defaults database
   2  *
   3  *  WindowMaker window manager
   4  *
   5  *  Copyright (c) 1997-2003 Alfredo K. Kojima
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License along
  18  *  with this program; if not, write to the Free Software Foundation, Inc.,
  19  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21
  22 #ifdef __GLIBC__
  23 #define _GNU_SOURCE             /* getopt_long */
  24 #endif
  25
  26 /*
  27  * WindowMaker defaults DB writer
  28  */
  29 #include "config.h"
  30
  31 #include <getopt.h>
  32 #include <limits.h>
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <string.h>
  36 #include <unistd.h>
  37
  38 #ifdef HAVE_STDNORETURN
  39 #include <stdnoreturn.h>
  40 #endif
  41
  42 #include <WINGs/WUtil.h>
  43
  44 #include "../src/wconfig.h"
  45
  46 static const char *prog_name;
  47
  48 static noreturn void print_help(int print_usage, int exitval)
  49 {
  50         printf("Usage: %s [OPTIONS] <domain> <key> <value>\n", prog_name);
  51         if (print_usage) {
  52                 puts("Write <value> for <key> in <domain>'s database");
  53                 puts("");
  54                 puts("  -h, --help        display this help message");
  55                 puts("  -v, --version     output version information and exit");
  56         }
  57         exit(exitval);
  58 }
  59
  60 int main(int argc, char **argv)
  61 {
  62         char path[PATH_MAX];
  63         WMPropList *key, *value, *dict;
  64         int ch;
  65
  66         struct option longopts[] = {
  67                 { "version",    no_argument,            NULL,                   'v' },
  68                 { "help",       no_argument,            NULL,                   'h' },
  69                 { NULL,         0,                      NULL,                   0 }
  70         };
  71
  72         prog_name = argv[0];
  73         while ((ch = getopt_long(argc, argv, "hv", longopts, NULL)) != -1)
  74                 switch(ch) {
  75                         case 'v':
  76                                 printf("%s (Window Maker %s)\n", prog_name, VERSION);
  77                                 return 0;
  78                                 /* NOTREACHED */
  79                         case 'h':
  80                                 print_help(1, 0);
  81                                 /* NOTREACHED */
  82                         case 0:
  83                                 break;
  84                         default:
  85                                 print_help(0, 1);
  86                                 /* NOTREACHED */
  87                 }
  88
  89         argc -= optind;
  90         argv += optind;
  91
  92         if (argc != 3)
  93                 print_help(0, 1);
  94
  95         key = WMCreatePLString(argv[1]);
  96         value = WMCreatePropListFromDescription(argv[2]);
  97         if (!value) {
  98                 printf("%s: syntax error in value \"%s\"", prog_name, argv[2]);
  99                 return 1;
 100         }
 101
 102         snprintf(path, sizeof(path), "%s", wdefaultspathfordomain(argv[0]));
 103
 104         dict = WMReadPropListFromFile(path);
 105         if (!dict) {
 106                 dict = WMCreatePLDictionary(key, value, NULL);
 107         } else {
 108                 WMPutInPLDictionary(dict, key, value);
 109         }
 110
 111         WMWritePropListToFile(dict, path);
 112
 113         return 0;
 114 }