/* $Id$ */ /** @file unix.cpp Implementation of Unix specific file handling. */ #include "stdafx.h" #include "openttd.h" #include "variables.h" #include "textbuf_gui.h" #include "functions.h" #include "core/random_func.hpp" #include "table/strings.h" #include <dirent.h> #include <unistd.h> #include <sys/stat.h> #include <time.h> #include <signal.h> #if (defined(_POSIX_VERSION) && _POSIX_VERSION >= 200112L) || defined(__GLIBC__) #define HAS_STATVFS #endif #ifdef HAS_STATVFS #include <sys/statvfs.h> #endif #ifdef __MORPHOS__ #include <exec/types.h> ULONG __stack = (1024*1024)*2; // maybe not that much is needed actually ;) /* The system supplied definition of SIG_IGN does not match */ #undef SIG_IGN #define SIG_IGN (void (*)(int))1 #endif /* __MORPHOS__ */ #ifdef __AMIGA__ #warning add stack symbol to avoid that user needs to set stack manually (tokai) // ULONG __stack = #endif #if defined(__APPLE__) #if defined(WITH_SDL) /*the mac implementation needs this file included in the same file as main() */ #include <SDL.h> #endif #endif bool FiosIsRoot(const char *path) { #if !defined(__MORPHOS__) && !defined(__AMIGAOS__) return path[1] == '\0'; #else /* On MorphOS or AmigaOS paths look like: "Volume:directory/subdirectory" */ const char *s = strchr(path, ':'); return s != NULL && s[1] == '\0'; #endif } void FiosGetDrives() { return; } bool FiosGetDiskFreeSpace(const char *path, uint32 *tot) { uint32 free = 0; #ifdef HAS_STATVFS # ifdef __APPLE__ /* OSX 10.3 lacks statvfs so don't try to use it even though later versions of OSX has it. */ if (MacOSVersionIsAtLeast(10, 4, 0)) # endif { struct statvfs s; if (statvfs(path, &s) != 0) return false; free = (uint64)s.f_frsize * s.f_bavail >> 20; } #endif if (tot != NULL) *tot = free; return true; } bool FiosIsValidFile(const char *path, const struct dirent *ent, struct stat *sb) { char filename[MAX_PATH]; #if defined(__MORPHOS__) || defined(__AMIGAOS__) /* On MorphOS or AmigaOS paths look like: "Volume:directory/subdirectory" */ if (FiosIsRoot(path)) { snprintf(filename, lengthof(filename), "%s:%s", path, ent->d_name); } else // XXX - only next line! #else assert(path[strlen(path) - 1] == PATHSEPCHAR); if (strlen(path) > 2) assert(path[strlen(path) - 2] != PATHSEPCHAR); #endif snprintf(filename, lengthof(filename), "%s%s", path, ent->d_name); return stat(filename, sb) == 0; } bool FiosIsHiddenFile(const struct dirent *ent) { return ent->d_name[0] == '.'; } #ifdef WITH_ICONV #include <iconv.h> #include <errno.h> #include "debug.h" #include "string_func.h" const char *GetCurrentLocale(const char *param); #define INTERNALCODE "UTF-8" /** Try and try to decipher the current locale from environmental * variables. MacOSX is hardcoded, other OS's are dynamic. If no suitable * locale can be found, don't do any conversion "" */ static const char *GetLocalCode() { #if defined(__APPLE__) return "UTF-8-MAC"; #else /* Strip locale (eg en_US.UTF-8) to only have UTF-8 */ const char *locale = GetCurrentLocale("LC_CTYPE"); if (locale != NULL) locale = strchr(locale, '.'); return (locale == NULL) ? "" : locale + 1; #endif } /** FYI: This is not thread-safe. * convert between locales, which from and which to is set in the calling * functions OTTD2FS() and FS2OTTD(). You should NOT use this function directly * NOTE: iconv was added in OSX 10.3. 10.2.x will still have the invalid char * issues. There aren't any easy fix for this */ static const char *convert_tofrom_fs(iconv_t convd, const char *name) { static char buf[1024]; /* Work around buggy iconv implementation where inbuf is wrongly typed as * non-const. Correct implementation is at * http://www.opengroup.org/onlinepubs/007908799/xsh/iconv.html */ #ifdef HAVE_BROKEN_ICONV char *inbuf = (char*)name; #else const char *inbuf = name; #endif char *outbuf = buf; size_t outlen = sizeof(buf) - 1; size_t inlen = strlen(name); ttd_strlcpy(outbuf, name, sizeof(buf)); iconv(convd, NULL, NULL, NULL, NULL); if (iconv(convd, &inbuf, &inlen, &outbuf, &outlen) == (size_t)(-1)) { DEBUG(misc, 0, "[iconv] error converting '%s'. Errno %d", name, errno); } *outbuf = '\0'; /* FIX: invalid characters will abort conversion, but they shouldn't occur? */ return buf; } /** Convert from OpenTTD's encoding to that of the local environment * @param name pointer to a valid string that will be converted * @return pointer to a new stringbuffer that contains the converted string */ const char *OTTD2FS(const char *name) { static iconv_t convd = (iconv_t)(-1); if (convd == (iconv_t)(-1)) { const char *env = GetLocalCode(); convd = iconv_open(env, INTERNALCODE); if (convd == (iconv_t)(-1)) { DEBUG(misc, 0, "[iconv] conversion from codeset '%s' to '%s' unsupported", INTERNALCODE, env); return name; } } return convert_tofrom_fs(convd, name); } /** Convert to OpenTTD's encoding from that of the local environment * @param name pointer to a valid string that will be converted * @return pointer to a new stringbuffer that contains the converted string */ const char *FS2OTTD(const char *name) { static iconv_t convd = (iconv_t)(-1); if (convd == (iconv_t)(-1)) { const char *env = GetLocalCode(); convd = iconv_open(INTERNALCODE, env); if (convd == (iconv_t)(-1)) { DEBUG(misc, 0, "[iconv] conversion from codeset '%s' to '%s' unsupported", env, INTERNALCODE); return name; } } return convert_tofrom_fs(convd, name); } #else const char *FS2OTTD(const char *name) {return name;} const char *OTTD2FS(const char *name) {return name;} #endif /* WITH_ICONV */ void ShowInfo(const char *str) { fprintf(stderr, "%s\n", str); } void ShowOSErrorBox(const char *buf) { #if defined(__APPLE__) /* this creates an NSAlertPanel with the contents of 'buf' * this is the native and nicest way to do this on OSX */ ShowMacDialog( buf, "See readme for more info\nMost likely you are missing files from the original TTD", "Quit" ); #else /* all systems, but OSX */ fprintf(stderr, "\033[1;31mError: %s\033[0;39m\n", buf); #endif } #ifdef WITH_COCOA void cocoaSetupAutoreleasePool(); void cocoaReleaseAutoreleasePool(); #endif int CDECL main(int argc, char* argv[]) { int ret; #ifdef WITH_COCOA cocoaSetupAutoreleasePool(); /* This is passed if we are launched by double-clicking */ if (argc >= 2 && strncmp(argv[1], "-psn", 4) == 0) { argv[1] = NULL; argc = 1; } #endif SetRandomSeed(time(NULL)); signal(SIGPIPE, SIG_IGN); ret = ttd_main(argc, argv); #ifdef WITH_COCOA cocoaReleaseAutoreleasePool(); #endif return ret; } bool InsertTextBufferClipboard(Textbuf *tb) { return false; } /* multi os compatible sleep function */ #ifdef __AMIGA__ /* usleep() implementation */ # include <devices/timer.h> # include <dos/dos.h> extern struct Device *TimerBase = NULL; extern struct MsgPort *TimerPort = NULL; extern struct timerequest *TimerRequest = NULL; #endif // __AMIGA__ void CSleep(int milliseconds) { #if defined(PSP) sceKernelDelayThread(milliseconds * 1000); #elif defined(__BEOS__) snooze(milliseconds * 1000); #elif defined(__AMIGA__) { ULONG signals; ULONG TimerSigBit = 1 << TimerPort->mp_SigBit; /* send IORequest */ TimerRequest->tr_node.io_Command = TR_ADDREQUEST; TimerRequest->tr_time.tv_secs = (milliseconds * 1000) / 1000000; TimerRequest->tr_time.tv_micro = (milliseconds * 1000) % 1000000; SendIO((struct IORequest *)TimerRequest); if (!((signals = Wait(TimerSigBit | SIGBREAKF_CTRL_C)) & TimerSigBit) ) { AbortIO((struct IORequest *)TimerRequest); } WaitIO((struct IORequest *)TimerRequest); } #else usleep(milliseconds * 1000); #endif }