OpenTTD-patches/unix.c

525 lines
13 KiB
C

#include "stdafx.h"
#include "ttd.h"
#include "table/strings.h"
#include "hal.h"
#include <dirent.h>
#include <unistd.h>
#include <sys/stat.h>
#include <time.h>
#include <pwd.h>
#if defined(__linux__)
#include <sys/statvfs.h>
#endif
#if defined(WITH_SDL)
#include <SDL.h>
#endif
#ifdef __MORPHOS__
#include <exec/types.h>
ULONG __stack = (1024*1024)*2; // maybe not that much is needed actually ;)
#endif /* __MORPHOS__ */
#ifdef __AMIGA__
#warning add stack symbol to avoid that user needs to set stack manually (tokai)
// ULONG __stack =
#endif
static char *_fios_path;
static char *_fios_save_path;
static char *_fios_scn_path;
static FiosItem *_fios_items;
static int _fios_count, _fios_alloc;
static FiosItem *FiosAlloc(void)
{
if (_fios_count == _fios_alloc) {
_fios_alloc += 256;
_fios_items = realloc(_fios_items, _fios_alloc * sizeof(FiosItem));
}
return &_fios_items[_fios_count++];
}
int compare_FiosItems (const void *a, const void *b) {
const FiosItem *da = (const FiosItem *) a;
const FiosItem *db = (const FiosItem *) b;
int r;
if (_savegame_sort_order < 2) // sort by date
r = da->mtime < db->mtime ? -1 : 1;
else
r = strcasecmp(da->title[0] ? da->title : da->name, db->title[0] ? db->title : db->name);
if (_savegame_sort_order & 1) r = -r;
return r;
}
// Get a list of savegames
FiosItem *FiosGetSavegameList(int *num, int mode)
{
FiosItem *fios;
DIR *dir;
struct dirent *dirent;
struct stat sb;
int sort_start;
char filename[MAX_PATH];
if (_fios_save_path == NULL) {
_fios_save_path = malloc(MAX_PATH);
strcpy(_fios_save_path, _path.save_dir);
}
if(_game_mode==GM_EDITOR)
_fios_path = _fios_scn_path;
else
_fios_path = _fios_save_path;
// Parent directory, only if not in root already.
if (_fios_path[1] != 0) {
fios = FiosAlloc();
fios->type = FIOS_TYPE_PARENT;
fios->mtime = 0;
sprintf(fios->title, ".. (Parent directory)");
}
// Show subdirectories first
dir = opendir(_fios_path[0] ? _fios_path : "/");
if (dir != NULL) {
while ((dirent = readdir(dir))) {
sprintf (filename, "%s/%s", _fios_path, dirent->d_name);
if (!stat(filename, &sb)) {
if (S_ISDIR(sb.st_mode)) {
if (dirent->d_name[0] != '.') {
fios = FiosAlloc();
fios->mtime = 0;
fios->type = FIOS_TYPE_DIR;
fios->title[0] = 0;
sprintf(fios->name, "%s/ (Directory)", dirent->d_name);
}
}
}
}
closedir(dir);
}
{
/* XXX ugly global variables ... */
byte order = _savegame_sort_order;
_savegame_sort_order = 2; // sort ascending by name
qsort(_fios_items, _fios_count, sizeof(FiosItem), compare_FiosItems);
_savegame_sort_order = order;
}
// this is where to start sorting
sort_start = _fios_count;
/* Show savegame files
* .SAV OpenTTD saved game
* .SS1 Transport Tycoon Deluxe preset game
* .SV1 Transport Tycoon Deluxe (Patch) saved game
* .SV2 Transport Tycoon Deluxe (Patch) saved 2-player game
*/
dir = opendir(_fios_path[0] ? _fios_path : "/");
if (dir != NULL) {
while ((dirent = readdir(dir))) {
sprintf (filename, "%s/%s", _fios_path, dirent->d_name);
if (!stat(filename, &sb)) {
if (!S_ISDIR(sb.st_mode)) {
char *t = strrchr(dirent->d_name, '.');
if (t && !strcasecmp(t, ".sav")) { // OpenTTD
*t = 0; // cut extension
fios = FiosAlloc();
fios->type = FIOS_TYPE_FILE;
fios->mtime = sb.st_mtime;
fios->title[0] = 0;
ttd_strlcpy(fios->name, dirent->d_name, sizeof(fios->name));
} else if (mode == SLD_LOAD_GAME || mode == SLD_LOAD_SCENARIO) {
int ext = 0; // start of savegame extensions in _old_extensions[]
if (t && ((ext++, !strcasecmp(t, ".ss1")) || (ext++, !strcasecmp(t, ".sv1")) || (ext++, !strcasecmp(t, ".sv2"))) ) { // TTDLX(Patch)
*t = 0; // cut extension
fios = FiosAlloc();
fios->old_extension = ext-1;
fios->type = FIOS_TYPE_OLDFILE;
fios->mtime = sb.st_mtime;
ttd_strlcpy(fios->name, dirent->d_name, sizeof(fios->name));
GetOldSaveGameName(fios->title, filename);
}
}
}
}
}
closedir(dir);
}
*num = _fios_count;
qsort(_fios_items + sort_start, _fios_count - sort_start, sizeof(FiosItem), compare_FiosItems);
return _fios_items;
}
// Get a list of scenarios
FiosItem *FiosGetScenarioList(int *num, int mode)
{
FiosItem *fios;
DIR *dir;
struct dirent *dirent;
struct stat sb;
int sort_start;
char filename[MAX_PATH];
if (_fios_scn_path == NULL) {
_fios_scn_path = malloc(MAX_PATH);
strcpy(_fios_scn_path, _path.scenario_dir);
}
_fios_path = _fios_scn_path;
// Show subdirectories first
dir = opendir(_fios_path[0] ? _fios_path : "/");
if (dir != NULL) {
while ((dirent = readdir(dir))) {
sprintf (filename, "%s/%s", _fios_path, dirent->d_name);
if (!stat(filename, &sb)) {
if (S_ISDIR(sb.st_mode)) {
if (dirent->d_name[0] != '.') {
fios = FiosAlloc();
fios->mtime = 0;
fios->type = FIOS_TYPE_DIR;
fios->title[0] = 0;
sprintf(fios->name, "%s/ (Directory)", dirent->d_name);
}
}
}
}
closedir(dir);
}
// this is where to start sorting
sort_start = _fios_count;
/* Show scenario files
* .SCN OpenTTD style scenario file
* .SV0 Transport Tycoon Deluxe (Patch) scenario
* .SS0 Transport Tycoon Deluxe preset scenario
*/
dir = opendir(_fios_path[0] ? _fios_path : "/");
if (dir != NULL) {
while ((dirent = readdir(dir))) {
sprintf (filename, "%s/%s", _fios_path, dirent->d_name);
if (!stat(filename, &sb)) {
if (!S_ISDIR(sb.st_mode)) {
char *t = strrchr(dirent->d_name, '.');
if (t && !strcasecmp(t, ".scn")) { // OpenTTD
*t = 0; // cut extension
fios = FiosAlloc();
fios->type = FIOS_TYPE_SCENARIO;
fios->mtime = sb.st_mtime;
fios->title[0] = 0;
ttd_strlcpy(fios->name, dirent->d_name, sizeof(fios->name)-3);
} else if (mode == SLD_LOAD_GAME || mode == SLD_LOAD_SCENARIO || mode == SLD_NEW_GAME) {
int ext = 3; // start of scenario extensions in _old_extensions[]
if (t && ((ext++, !strcasecmp(t, ".sv0")) || (ext++, !strcasecmp(t, ".ss0"))) ) { // TTDLX(Patch)
*t = 0; // cut extension
fios = FiosAlloc();
fios->old_extension = ext-1;
fios->type = FIOS_TYPE_OLD_SCENARIO;
fios->mtime = sb.st_mtime;
GetOldScenarioGameName(fios->title, filename);
ttd_strlcpy(fios->name, dirent->d_name, sizeof(fios->name)-3);
}
}
}
}
}
closedir(dir);
}
*num = _fios_count;
qsort(_fios_items + sort_start, _fios_count - sort_start, sizeof(FiosItem), compare_FiosItems);
return _fios_items;
}
// Free the list of savegames
void FiosFreeSavegameList(void)
{
free(_fios_items);
_fios_items = NULL;
_fios_alloc = _fios_count = 0;
}
// Browse to
char *FiosBrowseTo(const FiosItem *item)
{
char *path = _fios_path;
char *s;
switch(item->type) {
case FIOS_TYPE_PARENT:
s = strrchr(path, '/');
if (s != NULL) *s = 0;
break;
case FIOS_TYPE_DIR:
s = strchr(item->name, '/');
if (s) *s = 0;
while (*path) path++;
*path++ = '/';
strcpy(path, item->name);
break;
case FIOS_TYPE_FILE:
FiosMakeSavegameName(str_buffr, item->name);
return str_buffr;
case FIOS_TYPE_OLDFILE:
sprintf(str_buffr, "%s/%s.%s", _fios_path, item->name, _old_extensions[item->old_extension]);
return str_buffr;
case FIOS_TYPE_SCENARIO:
sprintf(str_buffr, "%s/%s.scn", path, item->name);
return str_buffr;
case FIOS_TYPE_OLD_SCENARIO:
sprintf(str_buffr, "%s/%s.%s", path, item->name, _old_extensions[item->old_extension]);
return str_buffr;
}
return NULL;
}
// Get descriptive texts.
// Returns a path as well as a
// string describing the path.
StringID FiosGetDescText(const char **path)
{
*path = _fios_path[0] ? _fios_path : "/";
#if defined(__linux__)
{
struct statvfs s;
if (statvfs(*path, &s) == 0)
{
uint64 tot = (uint64)s.f_bsize * s.f_bavail;
SetDParam(0, (uint32)(tot >> 20));
return STR_4005_BYTES_FREE;
}
else
return STR_4006_UNABLE_TO_READ_DRIVE;
}
#else
SetDParam(0, 0);
return STR_4005_BYTES_FREE;
#endif
}
void FiosMakeSavegameName(char *buf, const char *name)
{
if(_game_mode==GM_EDITOR)
sprintf(buf, "%s/%s.scn", _fios_path, name);
else
sprintf(buf, "%s/%s.sav", _fios_path, name);
}
void FiosDelete(const char *name)
{
char *path = str_buffr;
FiosMakeSavegameName(path, name);
unlink(path);
}
const DriverDesc _video_driver_descs[] = {
{"null", "Null Video Driver", &_null_video_driver, 0},
#if defined(WITH_SDL)
{ "sdl", "SDL Video Driver", &_sdl_video_driver, 1},
#endif
{ "dedicated", "Dedicated Video Driver", &_dedicated_video_driver, 0},
{ NULL, NULL, NULL, 0}
};
const DriverDesc _sound_driver_descs[] = {
{"null", "Null Sound Driver", &_null_sound_driver, 0},
#if defined(WITH_SDL)
{ "sdl", "SDL Sound Driver", &_sdl_sound_driver, 1},
#endif
{ NULL, NULL, NULL, 0}
};
#if defined(__APPLE__)
#define EXTMIDI_PRI 2
#else
#define EXTMIDI_PRI 0
#endif
const DriverDesc _music_driver_descs[] = {
#ifndef __BEOS__
#if !defined(__MORPHOS__) && !defined(__AMIGA__)
// MorphOS and AmigaOS have no music support
{"extmidi", "External MIDI Driver", &_extmidi_music_driver, EXTMIDI_PRI},
#endif
#endif
#ifdef __BEOS__
{ "bemidi", "BeOS MIDI Driver", &_bemidi_music_driver, 1},
#endif
{ "null", "Null Music Driver", &_null_music_driver, 1},
{ NULL, NULL, NULL, 0}
};
/* GetOSVersion returns the minimal required version of OS to be able to use that driver.
Not needed for *nix. */
byte GetOSVersion(void)
{
return 2; // any arbitrary number bigger than 0
// numbers lower than 2 breaks default music selection on mac
}
bool FileExists(const char *filename)
{
return access(filename, 0) == 0;
}
static int LanguageCompareFunc(const void *a, const void *b)
{
return strcmp(*(const char* const *)a, *(const char* const *)b);
}
int GetLanguageList(char **languages, int max)
{
DIR *dir;
struct dirent *dirent;
int num = 0;
dir = opendir(_path.lang_dir);
if (dir != NULL) {
while ((dirent = readdir(dir))) {
char *t = strrchr(dirent->d_name, '.');
if (t && !strcmp(t, ".lng")) {
languages[num++] = strdup(dirent->d_name);
if (num == max) break;
}
}
closedir(dir);
}
qsort(languages, num, sizeof(char*), LanguageCompareFunc);
return num;
}
#if defined(__BEOS__) || defined(__linux__)
static void ChangeWorkingDirectory(char *exe)
{
char *s = strrchr(exe, '/');
if (s != NULL) {
*s = 0;
chdir(exe);
*s = '/';
}
}
#endif
void ShowInfo(const char *str)
{
puts(str);
}
void ShowOSErrorBox(const char *buf)
{
#if defined(__APPLE__)
// this creates an error in the console and then opens the console.
// Colourcodes are not used in the console, so they are skipped here
fprintf(stderr, "Error: %s", buf);
system("/Applications/Utilities/Console.app/Contents/MacOS/Console &");
#else
// all systems, but OSX
fprintf(stderr, "\033[1;31mError: %s\033[0;39m\n", buf);
#endif
}
int CDECL main(int argc, char* argv[])
{
// change the working directory to enable doubleclicking in UIs
#if defined(__BEOS__) || defined(__linux__)
ChangeWorkingDirectory(argv[0]);
#endif
_random_seeds[0][1] = _random_seeds[0][0] = time(NULL);
return ttd_main(argc, argv);
}
void DeterminePaths(void)
{
char *s;
_path.game_data_dir = malloc( MAX_PATH );
ttd_strlcpy(_path.game_data_dir, GAME_DATA_DIR, MAX_PATH);
#if defined SECOND_DATA_DIR
_path.second_data_dir = malloc( MAX_PATH );
ttd_strlcpy( _path.second_data_dir, SECOND_DATA_DIR, MAX_PATH);
#endif
#if defined(USE_HOMEDIR)
{
char *homedir;
homedir = getenv("HOME");
if(!homedir) {
struct passwd *pw = getpwuid(getuid());
if (pw) homedir = pw->pw_dir;
}
_path.personal_dir = str_fmt("%s" PATHSEP "%s", homedir, PERSONAL_DIR);
}
#else /* not defined(USE_HOMEDIR) */
_path.personal_dir = malloc( MAX_PATH );
ttd_strlcpy(_path.personal_dir, PERSONAL_DIR, MAX_PATH);
// check if absolute or relative path
s = strchr(_path.personal_dir, '/');
// add absolute path
if (s==NULL || _path.personal_dir != s) {
getcwd(_path.personal_dir, MAX_PATH);
s = strchr(_path.personal_dir, 0);
*s++ = '/';
ttd_strlcpy(s, PERSONAL_DIR, MAX_PATH);
}
#endif /* defined(USE_HOMEDIR) */
s = strchr(_path.personal_dir, 0);
// append a / ?
if (s[-1] != '/') { s[0] = '/'; s[1] = 0; }
_path.save_dir = str_fmt("%ssave", _path.personal_dir);
_path.autosave_dir = str_fmt("%s/autosave", _path.save_dir);
_path.scenario_dir = str_fmt("%sscenario", _path.personal_dir);
_path.gm_dir = str_fmt("%sgm/", _path.game_data_dir);
_path.data_dir = str_fmt("%sdata/", _path.game_data_dir);
_config_file = str_fmt("%sopenttd.cfg", _path.personal_dir);
_highscore_file = str_fmt("%shs.dat", _path.personal_dir);
_log_file = str_fmt("%sopenttd.log", _path.personal_dir);
#if defined CUSTOM_LANG_DIR
// sets the search path for lng files to the custom one
_path.lang_dir = malloc( MAX_PATH );
ttd_strlcpy( _path.lang_dir, CUSTOM_LANG_DIR, MAX_PATH);
#else
_path.lang_dir = str_fmt("%slang/", _path.game_data_dir);
#endif
// create necessary folders
mkdir(_path.personal_dir, 0755);
mkdir(_path.save_dir, 0755);
mkdir(_path.autosave_dir, 0755);
mkdir(_path.scenario_dir, 0755);
}