path: root/navit/main.c

/**
 * 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 <locale.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <signal.h>
#include <glib.h>
#include <sys/types.h>

#include "config.h"

#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif

#ifndef _WIN32
#include <sys/wait.h>
#include <signal.h>
#endif

#include "file.h"
#include "debug.h"
#include "main.h"
#include "navit.h"
#include "gui.h"
#include "item.h"
#include "xmlconfig.h"
#include "coord.h"
#include "route.h"
#include "navigation.h"
#include "event.h"
#include "callback.h"
#include "navit_nls.h"
#include "util.h"
#ifdef HAVE_API_WIN32_BASE
#include <windows.h>
#include <winbase.h>
#endif

#ifdef HAVE_API_WIN32_CE
#include "libc.h"
#endif

struct map_data *map_data_default;

struct callback_list *cbl;

#ifdef HAVE_API_WIN32
void
setenv(char *var, char *val, int overwrite)
{
	char *str=g_strdup_printf("%s=%s",var,val);
	if (overwrite || !getenv(var))
		putenv(str);
	g_free(str);
}
#endif

/*
 * environment_vars[][0:name,1-3:mode]
 * ':'  replaced with NAVIT_PREFIX
 * '::' replaced with NAVIT_PREFIX and LIBDIR
 * '~'  replaced with HOME
*/
static char *environment_vars[][5]={
	{"NAVIT_LIBDIR",      ":",          "::/navit",      ":\\lib",      ":/lib"},
	{"NAVIT_SHAREDIR",    ":",          ":/share/navit", ":",           ":/share"},
	{"NAVIT_LOCALEDIR",   ":/../locale",":/share/locale",":\\locale",   ":/locale"},
	{"NAVIT_USER_DATADIR",":",          "~/.navit",      ":\\data",     ":/home"},
	{"NAVIT_LOGFILE",     NULL,         NULL,            ":\\navit.log",NULL},
	{"NAVIT_LIBPREFIX",   "*/.libs/",   NULL,            NULL,          NULL},
	{NULL,                NULL,         NULL,            NULL,          NULL},
};

static void
main_setup_environment(int mode)
{
	int i=0;
	char *var,*val,*homedir;
	while ((var=environment_vars[i][0])) {
		val=environment_vars[i][mode+1];
		if (val) {
			switch (val[0]) {
			case ':':
				if (val[1] == ':')
					val=g_strdup_printf("%s/%s%s", getenv("NAVIT_PREFIX"), LIBDIR+sizeof(PREFIX), val+2);
				else
					val=g_strdup_printf("%s%s", getenv("NAVIT_PREFIX"), val+1);
				break;
			case '~':
				homedir=getenv("HOME");
				if (!homedir)
					homedir="./";
				val=g_strdup_printf("%s%s", homedir, val+1);
				break;
			default:
				val=g_strdup(val);
				break;
			}
			setenv(var, val, 0);
			g_free(val);
		}
		i++;
	}
}

#ifdef HAVE_API_WIN32_BASE
char *nls_table[][3]={
	// NLS Table compiled by Nick "Number6" Geoghegan
	// Not an exhaustive list, but supports 99% of all languages in Windows
	//{"LANGNAME", "CTRYNAME", "Language Code"},
	{"AFK", "ZAF", "af_ZA"},	// Afrikaans (South Africa)
	{"SQI", "ALB", "sq_AL"},	// Albanian (Albania)
	{"AMH", "ETH", "am_ET"},	// Amharic (Ethiopia)
	{"ARG", "DZA", "ar_DZ"},	// Arabic (Algeria)
	{"ARH", "BHR", "ar_BH"},	// Arabic (Bahrain)
	{"ARE", "EGY", "ar_EG"},	// Arabic (Egypt)
	{"ARI", "IRQ", "ar_IQ"},	// Arabic (Iraq)
	{"ARJ", "JOR", "ar_JO"},	// Arabic (Jordan)
	{"ARK", "KWT", "ar_KW"},	// Arabic (Kuwait)
	{"ARB", "LBN", "ar_LB"},	// Arabic (Lebanon)
	{"ARL", "LBY", "ar_LY"},	// Arabic (Libya)
	{"ARM", "MAR", "ar_MA"},	// Arabic (Morocco)
	{"ARO", "OMN", "ar_OM"},	// Arabic (Oman)
	{"ARQ", "QAT", "ar_QA"},	// Arabic (Qatar)
	{"ARA", "SAU", "ar_SA"},	// Arabic (Saudi Arabia)
	{"ARS", "SYR", "ar_SY"},	// Arabic (Syria)
	{"ART", "TUN", "ar_TN"},	// Arabic (Tunisia)
	{"ARU", "ARE", "ar_AE"},	// Arabic (U.A.E.)
	{"ARY", "YEM", "ar_YE"},	// Arabic (Yemen)
	{"HYE", "ARM", "hy_AM"},	// Armenian (Armenia)
	{"ASM", "IND", "as_IN"},	// Assamese (India)
	{"BAS", "RUS", "ba_RU"},	// Bashkir (Russia)
	{"EUQ", "ESP", "eu_ES"},	// Basque (Basque)
	{"BEL", "BLR", "be_BY"},	// Belarusian (Belarus)
	{"BNG", "BDG", "bn_BD"},	// Bengali (Bangladesh)
	{"BNG", "IND", "bn_IN"},	// Bengali (India)
	{"BRE", "FRA", "br_FR"},	// Breton (France)
	{"BGR", "BGR", "bg_BG"},	// Bulgarian (Bulgaria)
	{"CAT", "ESP", "ca_ES"},	// Catalan (Catalan)
	{"ZHH", "HKG", "zh_HK"},	// Chinese (Hong Kong S.A.R.)
	{"ZHM", "MCO", "zh_MO"},	// Chinese (Macao S.A.R.)
	{"CHS", "CHN", "zh_CN"},	// Chinese (People's Republic of China)
	{"ZHI", "SGP", "zh_SG"},	// Chinese (Singapore)
	{"CHT", "TWN", "zh_TW"},	// Chinese (Taiwan)
	{"COS", "FRA", "co_FR"},	// Corsican (France)
	{"HRV", "HRV", "hr_HR"},	// Croatian (Croatia)
	{"HRB", "BIH", "hr_BA"},	// Croatian (Latin, Bosnia and Herzegovina)
	{"CSY", "CZE", "cs_CZ"},	// Czech (Czech Republic)
	{"DAN", "DNK", "da_DK"},	// Danish (Denmark)
	{"NLB", "BEL", "nl_BE"},	// Dutch (Belgium)
	{"NLD", "NLD", "nl_NL"},	// Dutch (Netherlands)
	{"ENA", "AUS", "en_AU"},	// English (Australia)
	{"ENL", "BLZ", "en_BZ"},	// English (Belize)
	{"ENC", "CAN", "en_CA"},	// English (Canada)
	{"ENB", "CAR", "en_CB"},	// English (Caribbean)
	{"ENN", "IND", "en_IN"},	// English (India)
	{"ENI", "IRL", "en_IE"},	// English (Ireland)
	{"ENJ", "JAM", "en_JM"},	// English (Jamaica)
	{"ENM", "MYS", "en_MY"},	// English (Malaysia)
	{"ENZ", "NZL", "en_NZ"},	// English (New Zealand)
	{"ENP", "PHL", "en_PH"},	// English (Republic of the Philippines)
	{"ENE", "SGP", "en_SG"},	// English (Singapore)
	{"ENS", "ZAF", "en_ZA"},	// English (South Africa)
	{"ENT", "TTO", "en_TT"},	// English (Trinidad and Tobago)
	{"ENG", "GBR", "en_GB"},	// English (United Kingdom)
	{"ENU", "USA", "en_US"},	// English (United States)
	{"ENW", "ZWE", "en_ZW"},	// English (Zimbabwe)
	{"ETI", "EST", "et_EE"},	// Estonian (Estonia)
	{"FOS", "FRO", "fo_FO"},	// Faroese (Faroe Islands)
	{"FIN", "FIN", "fi_FI"},	// Finnish (Finland)
	{"FRB", "BEL", "fr_BE"},	// French (Belgium)
	{"FRC", "CAN", "fr_CA"},	// French (Canada)
	{"FRA", "FRA", "fr_FR"},	// French (France)
	{"FRL", "LUX", "fr_LU"},	// French (Luxembourg)
	{"FRM", "MCO", "fr_MC"},	// French (Principality of Monaco)
	{"FRS", "CHE", "fr_CH"},	// French (Switzerland)
	{"FYN", "NLD", "fy_NL"},	// Frisian (Netherlands)
	{"GLC", "ESP", "gl_ES"},	// Galician (Galician)
	{"KAT", "GEO", "ka_GE"},	// Georgian (Georgia)
	{"DEA", "AUT", "de_AT"},	// German (Austria)
	{"DEU", "DEU", "de_DE"},	// German (Germany)
	{"DEC", "LIE", "de_LI"},	// German (Liechtenstein)
	{"DEL", "LUX", "de_LU"},	// German (Luxembourg)
	{"DES", "CHE", "de_CH"},	// German (Switzerland)
	{"ELL", "GRC", "el_GR"},	// Greek (Greece)
	{"KAL", "GRL", "kl_GL"},	// Greenlandic (Greenland)
	{"GUJ", "IND", "gu_IN"},	// Gujarati (India)
	{"HEB", "ISR", "he_IL"},	// Hebrew (Israel)
	{"HIN", "IND", "hi_IN"},	// Hindi (India)
	{"HUN", "HUN", "hu_HU"},	// Hungarian (Hungary)
	{"ISL", "ISL", "is_IS"},	// Icelandic (Iceland)
	{"IBO", "NGA", "ig_NG"},	// Igbo (Nigeria)
	{"IND", "IDN", "id_ID"},	// Indonesian (Indonesia)
	{"IRE", "IRL", "ga_IE"},	// Irish (Ireland)
	{"XHO", "ZAF", "xh_ZA"},	// isiXhosa (South Africa)
	{"ZUL", "ZAF", "zu_ZA"},	// isiZulu (South Africa)
	{"ITA", "ITA", "it_IT"},	// Italian (Italy)
	{"ITS", "CHE", "it_CH"},	// Italian (Switzerland)
	{"JPN", "JPN", "ja_JP"},	// Japanese (Japan)
	{"KDI", "IND", "kn_IN"},	// Kannada (India)
	{"KKZ", "KAZ", "kk_KZ"},	// Kazakh (Kazakhstan)
	{"KHM", "KHM", "km_KH"},	// Khmer (Cambodia)
	{"KIN", "RWA", "rw_RW"},	// Kinyarwanda (Rwanda)
	{"SWK", "KEN", "sw_KE"},	// Kiswahili (Kenya)
	{"KOR", "KOR", "ko_KR"},	// Korean (Korea)
	{"KYR", "KGZ", "ky_KG"},	// Kyrgyz (Kyrgyzstan)
	{"LAO", "LAO", "lo_LA"},	// Lao (Lao P.D.R.)
	{"LVI", "LVA", "lv_LV"},	// Latvian (Latvia)
	{"LTH", "LTU", "lt_LT"},	// Lithuanian (Lithuania)
	{"LBX", "LUX", "lb_LU"},	// Luxembourgish (Luxembourg)
	{"MKI", "MKD", "mk_MK"},	// Macedonian (Former Yugoslav Republic of Macedonia)
	{"MSB", "BRN", "ms_BN"},	// Malay (Brunei Darussalam)
	{"MSL", "MYS", "ms_MY"},	// Malay (Malaysia)
	{"MYM", "IND", "ml_IN"},	// Malayalam (India)
	{"MLT", "MLT", "mt_MT"},	// Maltese (Malta)
	{"MRI", "NZL", "mi_NZ"},	// Maori (New Zealand)
	{"MAR", "IND", "mr_IN"},	// Marathi (India)
	{"MON", "MNG", "mn_MN"},	// Mongolian (Cyrillic, Mongolia)
	{"NEP", "NEP", "ne_NP"},	// Nepali (Nepal)
	{"NOR", "NOR", "nb_NO"},	// Norwegian, Bokmå(Norway)
	{"NON", "NOR", "nn_NO"},	// Norwegian, Nynorsk (Norway)
	{"OCI", "FRA", "oc_FR"},	// Occitan (France)
	{"ORI", "IND", "or_IN"},	// Oriya (India)
	{"PAS", "AFG", "ps_AF"},	// Pashto (Afghanistan)
	{"FAR", "IRN", "fa_IR"},	// Persian
	{"PLK", "POL", "pl_PL"},	// Polish (Poland)
	{"PTB", "BRA", "pt_BR"},	// Portuguese (Brazil)
	{"PTG", "PRT", "pt_PT"},	// Portuguese (Portugal)
	{"PAN", "IND", "pa_IN"},	// Punjabi (India)
	{"ROM", "ROM", "ro_RO"},	// Romanian (Romania)
	{"RMC", "CHE", "rm_CH"},	// Romansh (Switzerland)
	{"RUS", "RUS", "ru_RU"},	// Russian (Russia)
	{"SMG", "FIN", "se_FI"},	// Sami, Northern (Finland)
	{"SME", "NOR", "se_NO"},	// Sami, Northern (Norway)
	{"SMF", "SWE", "se_SE"},	// Sami, Northern (Sweden)
	{"SAN", "IND", "sa_IN"},	// Sanskrit (India)
	{"TSN", "ZAF", "tn_ZA"},	// Setswana (South Africa)
	{"SIN", "LKA", "si_LK"},	// Sinhala (Sri Lanka)
	{"SKY", "SVK", "sk_SK"},	// Slovak (Slovakia)
	{"SLV", "SVN", "sl_SI"},	// Slovenian (Slovenia)
	{"ESS", "ARG", "es_AR"},	// Spanish (Argentina)
	{"ESB", "BOL", "es_BO"},	// Spanish (Bolivia)
	{"ESL", "CHL", "es_CL"},	// Spanish (Chile)
	{"ESO", "COL", "es_CO"},	// Spanish (Colombia)
	{"ESC", "CRI", "es_CR"},	// Spanish (Costa Rica)
	{"ESD", "DOM", "es_DO"},	// Spanish (Dominican Republic)
	{"ESF", "ECU", "es_EC"},	// Spanish (Ecuador)
	{"ESE", "SLV", "es_SV"},	// Spanish (El Salvador)
	{"ESG", "GTM", "es_GT"},	// Spanish (Guatemala)
	{"ESH", "HND", "es_HN"},	// Spanish (Honduras)
	{"ESM", "MEX", "es_MX"},	// Spanish (Mexico)
	{"ESI", "NIC", "es_NI"},	// Spanish (Nicaragua)
	{"ESA", "PAN", "es_PA"},	// Spanish (Panama)
	{"ESZ", "PRY", "es_PY"},	// Spanish (Paraguay)
	{"ESR", "PER", "es_PE"},	// Spanish (Peru)
	{"ESU", "PRI", "es_PR"},	// Spanish (Puerto Rico)
	{"ESN", "ESP", "es_ES"},	// Spanish (Spain)
	{"EST", "USA", "es_US"},	// Spanish (United States)
	{"ESY", "URY", "es_UY"},	// Spanish (Uruguay)
	{"ESV", "VEN", "es_VE"},	// Spanish (Venezuela)
	{"SVF", "FIN", "sv_FI"},	// Swedish (Finland)
	{"SVE", "SWE", "sv_SE"},	// Swedish (Sweden)
	{"TAM", "IND", "ta_IN"},	// Tamil (India)
	{"TTT", "RUS", "tt_RU"},	// Tatar (Russia)
	{"TEL", "IND", "te_IN"},	// Telugu (India)
	{"THA", "THA", "th_TH"},	// Thai (Thailand)
	{"BOB", "CHN", "bo_CN"},	// Tibetan (PRC)
	{"TRK", "TUR", "tr_TR"},	// Turkish (Turkey)
	{"TUK", "TKM", "tk_TM"},	// Turkmen (Turkmenistan)
	{"UIG", "CHN", "ug_CN"},	// Uighur (PRC)
	{"UKR", "UKR", "uk_UA"},	// Ukrainian (Ukraine)
	{"URD", "PAK", "ur_PK"},	// Urdu (Islamic Republic of Pakistan)
	{"VIT", "VNM", "vi_VN"},	// Vietnamese (Vietnam)
	{"CYM", "GBR", "cy_GB"},	// Welsh (United Kingdom)
	{"WOL", "SEN", "wo_SN"},	// Wolof (Senegal)
	{"III", "CHN", "ii_CN"},	// Yi (PRC)
	{"YOR", "NGA", "yo_NG"},	// Yoruba (Nigeria)
	{NULL,NULL,NULL},		// Default - Can't find the language / Language not listed above		
};

static void
win_set_nls(void)
{
	char country[32],lang[32];
	int i=0;

#ifdef HAVE_API_WIN32_CE 
	wchar_t wcountry[32],wlang[32];	
	GetLocaleInfo(LOCALE_USER_DEFAULT, LOCALE_SABBREVLANGNAME, wlang, sizeof(wlang));
	WideCharToMultiByte(CP_ACP,0,wlang,-1,lang,sizeof(lang),NULL,NULL);
	GetLocaleInfo(LOCALE_USER_DEFAULT, LOCALE_SABBREVCTRYNAME, wcountry, sizeof(wcountry));
	WideCharToMultiByte(CP_ACP,0,wcountry,-1,country,sizeof(country),NULL,NULL);
#else
	GetLocaleInfo(LOCALE_USER_DEFAULT, LOCALE_SABBREVLANGNAME, lang, sizeof(lang));
	GetLocaleInfo(LOCALE_USER_DEFAULT, LOCALE_SABBREVCTRYNAME, country, sizeof(country));
#endif
	while (nls_table[i][0]) {
		if (!strcmp(nls_table[i][0], lang) && !(strcmp(nls_table[i][1], country))) {
			dbg(1,"Setting LANG=%s for Lang %s Country %s\n",nls_table[i][2], lang, country);
			setenv("LANG",nls_table[i][2],0);
			return;
		}
		i++;
	}
	dbg(1,"Lang %s Country %s not found\n",lang,country);
}
#endif

void
main_init(const char *program)
{
	char *s;
#ifdef _UNICODE		/* currently for wince */
		wchar_t wfilename[MAX_PATH + 1];
#endif

	spawn_process_init();

	cbl=callback_list_new();
#ifdef HAVE_API_WIN32_BASE
	win_set_nls();
#endif
	setenv("LC_NUMERIC","C",1);
	setlocale(LC_ALL,"");
	setlocale(LC_NUMERIC,"C");
#if !defined _WIN32 && !defined _WIN32_WCE
	if (file_exists("navit.c") || file_exists("navit.o") || file_exists("navit.lo") || file_exists("version.h")) {
		char buffer[PATH_MAX];
		printf("%s",_("Running from source directory\n"));
		getcwd(buffer, PATH_MAX);		/* libc of navit returns "dummy" */
		setenv("NAVIT_PREFIX", buffer, 0);
		main_setup_environment(0);
	} else {
		if (!getenv("NAVIT_PREFIX")) {
			int l;
			int progpath_len;
			char *progpath="/bin/navit";
			l=strlen(program);
			progpath_len=strlen(progpath);
			if (l > progpath_len && !strcmp(program+l-progpath_len,progpath)) {
				s=g_strdup(program);
				s[l-progpath_len]='\0';
				if (strcmp(s, PREFIX))
					printf(_("setting '%s' to '%s'\n"), "NAVIT_PREFIX", s);
				setenv("NAVIT_PREFIX", s, 0);
				g_free(s);
			} else
				setenv("NAVIT_PREFIX", PREFIX, 0);
		}
#ifdef HAVE_API_ANDROID
		main_setup_environment(3);
#else
		main_setup_environment(1);
#endif
	}

#else		/* _WIN32 || _WIN32_WCE */
	if (!getenv("NAVIT_PREFIX"))
	{
		char  filename[MAX_PATH + 1],
		     *end;
		int len;

		*filename = '\0';
#ifdef _UNICODE		/* currently for wince */
		if (GetModuleFileNameW(NULL, wfilename, MAX_PATH))
		{
			wcstombs(filename, wfilename, MAX_PATH);
#else
		if (GetModuleFileName(NULL, filename, MAX_PATH))
		{
#endif
			end = strrchr(filename, L'\\');	/* eliminate the file name which is on the right side */
			if(end)
				*end = '\0';
		}
		len=strlen(filename);
		if (len > 4 && !strcmp(filename+len-4,"\\bin")) {
			filename[len-4]='\0';
		}
		setenv("NAVIT_PREFIX", filename, 0);
	}
	if (!getenv("HOME"))
		setenv("HOME", getenv("NAVIT_PREFIX"), 0);
	main_setup_environment(2);
#endif	/* _WIN32 || _WIN32_WCE */

	s = getenv("NAVIT_WID");
	if (s) {
		setenv("SDL_WINDOWID", s, 0);
	}
}