src/opts/lopts.c

   1 /* quvi
   2  * Copyright (C) 2012  Toni Gundogdu <legatvs@gmail.com>
   3  *
   4  * This file is part of quvi <http://quvi.sourceforge.net/>.
   5  *
   6  * This program is free software: you can redistribute it and/or
   7  * modify it under the terms of the GNU Affero General Public
   8  * License as published by the Free Software Foundation, either
   9  * version 3 of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General
  17  * Public License along with this program.  If not, see
  18  * <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include "config.h"
  22
  23 #include <stdlib.h>
  24 #include <glib/gi18n.h>
  25
  26 #include "lopts.h"
  27
  28 static gint _cmdline_parse(const lopts_t lopts)
  29 {
  30   GOptionContext *c;
  31   GError *e;
  32   gint r;
  33
  34   if (lopts->argv == NULL)
  35     return (EXIT_SUCCESS);
  36
  37   c = g_option_context_new(NULL);
  38   r = EXIT_SUCCESS;
  39   e = NULL;
  40
  41   g_option_context_add_main_entries(c, lopts->entries, GETTEXT_PACKAGE);
  42   g_option_context_set_translation_domain(c, GETTEXT_PACKAGE);
  43   g_option_context_set_help_enabled(c, FALSE);
  44
  45   if (g_option_context_parse(c, &lopts->argc, &lopts->argv, &e) == FALSE)
  46     {
  47       g_printerr(_("error: while parsing options: %s\n"), e->message);
  48       g_error_free(e);
  49       r = EXIT_FAILURE;
  50     }
  51
  52   g_option_context_free(c);
  53   return (r);
  54 }
  55
  56 extern void keyfile_read(lopts_t);
  57
  58 gboolean show_config;
  59
  60 gint lopts_new(lopts_t lopts)
  61 {
  62   g_assert(lopts != NULL);
  63   g_assert(lopts->entries != NULL);
  64
  65   show_config = FALSE;
  66
  67   /* read config files. */
  68
  69   keyfile_read(lopts);
  70
  71   /* cmdline values override config values. */
  72
  73   if (_cmdline_parse(lopts) != EXIT_SUCCESS)
  74     return (EXIT_FAILURE);
  75
  76   if (lopts->cb.cmdline_validate_values != NULL)
  77     {
  78       if (lopts->cb.cmdline_validate_values() != EXIT_SUCCESS)
  79         return (EXIT_FAILURE);
  80     }
  81
  82   if (lopts->cb.set_post_parse_defaults != NULL)
  83     lopts->cb.set_post_parse_defaults();
  84
  85   return (EXIT_SUCCESS);
  86 }
  87
  88 /* vim: set ts=2 sw=2 tw=72 expandtab: */