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Diffstat (limited to 'start.c')
| -rw-r--r-- | start.c | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/start.c b/start.c new file mode 100644 index 00000000..f31631bb --- /dev/null +++ b/start.c @@ -0,0 +1,187 @@ +/** + * Navit, a modular navigation system. + * Copyright (C) 2005-2008 Navit Team + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * 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, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <stdio.h> +#include <stdlib.h> +#include <glib.h> +#include <getopt.h> +#include "config.h" +#include "version.h" +#include "item.h" +#include "coord.h" +#include "main.h" +#include "route.h" +#include "navigation.h" +#include "track.h" +#include "debug.h" +#include "event.h" +#include "event_glib.h" +#include "xmlconfig.h" +#include "file.h" +#include "search.h" +#include "navit_nls.h" +#include "atom.h" +#ifdef HAVE_API_WIN32_CE +#include <windows.h> +#include <winbase.h> +#endif + +char *version=PACKAGE_VERSION" "SVN_VERSION""NAVIT_VARIANT; + +static void +print_usage(void) +{ + printf(_("navit usage:\nnavit [options] [configfile]\n\t-c <file>: use <file> as config file\n\t-d <n>: set the debug output level to <n>. (TODO)\n\t-h: print this usage info and exit.\n\t-v: Print the version and exit.\n")); +} + + +static gchar * +get_home_directory(void) +{ + static gchar *homedir = NULL; + + if (homedir) return homedir; + homedir = getenv("HOME"); + if (!homedir) + { + dbg(0,"Could not find home directory. Using current directory as home directory.\n"); + homedir = "."; + } else { + homedir=g_strdup(homedir); + } + return homedir; +} + +int main(int argc, char **argv) +{ + xmlerror *error = NULL; + char *config_file = NULL; + int opt; + char *cp; + + GList *list = NULL, *li; + + +#ifdef HAVE_GLIB + event_glib_init(); +#endif + atom_init(); + main_init(argv[0]); + main_init_nls(); + debug_init(argv[0]); + + cp = getenv("NAVIT_LOGFILE"); + if (cp) + debug_set_logfile(cp); +#ifdef HAVE_API_WIN32_CE + else + debug_set_logfile("/Storage Card/navit.log"); +#endif + file_init(); +#ifndef USE_PLUGINS + extern void builtin_init(void); + builtin_init(); +#endif + route_init(); + navigation_init(); + tracking_init(); + search_init(); + linguistics_init(); + config_file=NULL; + opterr=0; //don't bomb out on errors. + if (argc > 1) { + /* DEVELOPPERS : don't forget to update the manpage if you modify theses options */ + while((opt = getopt(argc, argv, ":hvc:d:")) != -1) { + switch(opt) { + case 'h': + print_usage(); + exit(0); + break; + case 'v': + printf("%s %s\n", "navit", version); + exit(0); + break; + case 'c': + printf("config file n is set to `%s'\n", optarg); + config_file = optarg; + break; + case 'd': + printf("TODO Verbose option is set to `%s'\n", optarg); + break; + case ':': + fprintf(stderr, "navit: Error - Option `%c' needs a value\n", optopt); + print_usage(); + exit(1); + break; + case '?': + fprintf(stderr, "navit: Error - No such option: `%c'\n", optopt); + print_usage(); + exit(1); + } + } + } + // use 1st cmd line option that is left for the config file + if (optind < argc) config_file = argv[optind]; + + // if config file is explicitely given only look for it, otherwise try std paths + if (config_file) list = g_list_append(list,g_strdup(config_file)); + else { + list = g_list_append(list,g_strjoin(NULL,get_home_directory(), "/.navit/navit.xml" , NULL)); + list = g_list_append(list,g_strdup("navit.xml.local")); + list = g_list_append(list,g_strdup("navit.xml")); + list = g_list_append(list,g_strjoin(NULL,getenv("NAVIT_SHAREDIR"), "/navit.xml.local" , NULL)); + list = g_list_append(list,g_strjoin(NULL,getenv("NAVIT_SHAREDIR"), "/navit.xml" , NULL)); + #ifndef _WIN32 + list = g_list_append(list,g_strdup("/etc/navit/navit.xml")); + #endif + } + li = list; + for (;;) { + if (li == NULL) { + // We have not found an existing config file from all possibilities + printf(_("No config file navit.xml, navit.xml.local found\n")); + exit(1); + } + // Try the next config file possibility from the list + config_file = li->data; + if (file_exists(config_file)) + break; + else + g_free(config_file); + li = g_list_next(li); + } + + if (!config_load(config_file, &error)) { + dbg(0, _("Error parsing '%s': %s\n"), config_file, error ? error->message : ""); + } else { + dbg(0, _("Using '%s'\n"), config_file); + } + while (li) { + g_free(li->data); + li = g_list_next(li); + } + g_list_free(list); + if (! main_get_navit(NULL)) { + dbg(0, _("No instance has been created, exiting\n")); + exit(1); + } + event_main_loop_run(); + + return 0; +} |