util/wdwrite.c

   1 /* wdwrite.c - write key/value to defaults database
   2  *
   3  *  WindowMaker window manager
   4  *
   5  *  Copyright (c) 1997, 1998 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
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  20  *  USA.
  21  */
  22
  23 #define PROG_VERSION    "wdwrite (Window Maker) 0.2"
  24
  25
  26 /*
  27  * WindowMaker defaults DB writer
  28  */
  29
  30
  31 #include "../src/wconfig.h"
  32
  33 #include <stdlib.h>
  34 #include <string.h>
  35 #include <stdio.h>
  36 #include <unistd.h>
  37
  38 #include <WINGs/WUtil.h>
  39
  40 #include <pwd.h>
  41
  42
  43 char *ProgName;
  44
  45 char*
  46 gethomedir()
  47 {
  48     char *home = getenv("HOME");
  49     struct passwd *user;
  50
  51     if (home)
  52       return home;
  53
  54     user = getpwuid(getuid());
  55     if (!user) {
  56         perror(ProgName);
  57         return "/";
  58     }
  59     if (!user->pw_dir) {
  60         return "/";
  61     } else {
  62         return user->pw_dir;
  63     }
  64 }
  65
  66
  67
  68 void wAbort()
  69 {
  70     exit(0);
  71 }
  72
  73 void help()
  74 {
  75     printf("Syntax:\n%s [OPTIONS] <domain> <option> <value>\n", ProgName);
  76     puts("");
  77     puts("  --help              display this help message");
  78     puts("  --version           output version information and exit");
  79     exit(1);
  80 }
  81
  82
  83 int main(int argc, char **argv)
  84 {
  85     char *path;
  86     WMPropList *dom, *key, *value, *dict;
  87     char *gsdir;
  88     int i;
  89
  90     ProgName = argv[0];
  91
  92     for (i = 1; i < argc; i++) {
  93         if (strcmp("--help", argv[i])==0) {
  94             help();
  95             exit(0);
  96         } else if (strcmp("--version", argv[i])==0) {
  97             puts(PROG_VERSION);
  98             exit(0);
  99         }
 100     }
 101
 102     if (argc<4) {
 103         printf("%s: invalid argument format\n", ProgName);
 104         printf("Try '%s --help' for more information\n", ProgName);
 105         exit(1);
 106     }
 107
 108     dom = WMCreatePLString(argv[1]);
 109     key = WMCreatePLString(argv[2]);
 110     value = WMCreatePropListFromDescription(argv[3]);
 111     if (!value) {
 112         printf("%s:syntax error in value \"%s\"", ProgName, argv[3]);
 113         exit(1);
 114     }
 115     gsdir = getenv("GNUSTEP_USER_ROOT");
 116     if (gsdir) {
 117         path = wstrdup(gsdir);
 118     } else {
 119         path = wstrdup(gethomedir());
 120         path = wstrappend(path, "/GNUstep");
 121     }
 122     path = wstrappend(path, "/");
 123     path = wstrappend(path, DEFAULTS_DIR);
 124     path = wstrappend(path, "/");
 125     path = wstrappend(path, argv[1]);
 126
 127     dict = WMReadPropListFromFile(path);
 128     if (!dict) {
 129         dict = WMCreatePLDictionary(key, value, NULL);
 130     } else {
 131         WMPutInPLDictionary(dict, key, value);
 132     }
 133
 134     WMWritePropListToFile(dict, path, True);
 135     wfree(path);
 136
 137     return 0;
 138 }
 139
 140