#include "quakedef.h" #include #ifdef MULTITHREAD #include #endif #include #ifndef WIN32 #include #include #ifdef __unix__ #include #endif #else #include #endif #ifdef FTE_TARGET_WEB #include #endif #if SDL_MAJOR_VERSION >= 2 extern SDL_Window *sdlwindow; #endif #ifndef isDedicated qboolean isDedicated; #endif void Sys_Error (const char *error, ...) { va_list argptr; char string[1024]; va_start (argptr,error); vsnprintf (string, sizeof (string), error, argptr); va_end (argptr); COM_WorkerAbort(string); fprintf(stderr, "Error: %s\n", string); Sys_Printf ("Quake Error: %s\n", string); #if SDL_MAJOR_VERSION >= 2 SDL_ShowSimpleMessageBox(SDL_MESSAGEBOX_ERROR, "Sys_Error", string, sdlwindow); #endif if (COM_CheckParm("-crashonerror")) *(int*)-3 = 0; Host_Shutdown (); exit (1); } void Sys_RecentServer(char *command, char *target, char *title, char *desc) { } qboolean Sys_RandomBytes(qbyte *string, int len) { return false; } static void ApplyColour(unsigned int chrflags) { //on win32, SDL usually redirected stdout to a file (as it won't get printed anyway. //win32 doesn't do ascii escapes, and text editors like to show the gibberish too, so just don't bother emitting any. #ifndef _WIN32 static const int ansiremap[8] = {0, 4, 2, 6, 1, 5, 3, 7}; static int oldflags = CON_WHITEMASK; int bg, fg; if (oldflags == chrflags) return; oldflags = chrflags; printf("\e[0;"); // reset if (chrflags & CON_BLINKTEXT) printf("5;"); // set blink bg = (chrflags & CON_BGMASK) >> CON_BGSHIFT; fg = (chrflags & CON_FGMASK) >> CON_FGSHIFT; // don't handle intensive bit for background // as terminals differ too much in displaying \e[1;7;3?m bg &= 0x7; if (chrflags & CON_NONCLEARBG) { if (fg & 0x8) // intensive bit set for foreground { printf("1;"); // set bold/intensity ansi flag fg &= 0x7; // strip intensive bit } // set foreground and background colors printf("3%i;4%im", ansiremap[fg], ansiremap[bg]); } else { switch(fg) { //to get around wierd defaults (like a white background) we have these special hacks for colours 0 and 7 case COLOR_BLACK: printf("7m"); // set inverse break; case COLOR_GREY: printf("1;30m"); // treat as dark grey break; case COLOR_WHITE: printf("m"); // set nothing else break; default: if (fg & 0x8) // intensive bit set for foreground { printf("1;"); // set bold/intensity ansi flag fg &= 0x7; // strip intensive bit } printf("3%im", ansiremap[fg]); // set foreground break; } } #endif } //#include void Sys_Printf (char *fmt, ...) { va_list argptr; char text[2048]; conchar_t ctext[2048]; conchar_t *c, *e; wchar_t w; unsigned int codeflags, codepoint; // if (nostdout) // return; va_start (argptr,fmt); vsnprintf (text,sizeof(text)-1, fmt,argptr); va_end (argptr); if (strlen(text) > sizeof(text)) Sys_Error("memory overwrite in Sys_Printf"); e = COM_ParseFunString(CON_WHITEMASK, text, ctext, sizeof(ctext), false); for (c = ctext; c < e; ) { c = Font_Decode(c, &codeflags, &codepoint); if (codeflags & CON_HIDDEN) continue; if (codepoint == '\n' && (codeflags&CON_NONCLEARBG)) codeflags &= CON_WHITEMASK; ApplyColour(codeflags); w = codepoint; if (w >= 0xe000 && w < 0xe100) { /*not all quake chars are ascii compatible, so map those control chars to safe ones so we don't mess up anyone's xterm*/ if ((w & 0x7f) > 0x20) putc(w&0x7f, stdout); else if (w & 0x80) { static char tab[32] = "---#@.@@@@ # >.." "[]0123456789.---"; putc(tab[w&31], stdout); } else { static char tab[32] = ".####.#### # >.." "[]0123456789.---"; putc(tab[w&31], stdout); } } else if (w < ' ' && w != '\t' && w != '\r' && w != '\n') putc('?', stdout); //don't let anyone print escape codes or other things that could crash an xterm. else { /*putwc doesn't like me. force it in utf8*/ if (w >= 0x80) { if (w > 0x800) { putc(0xe0 | ((w>>12)&0x0f), stdout); putc(0x80 | ((w>>6)&0x3f), stdout); } else putc(0xc0 | ((w>>6)&0x1f), stdout); putc(0x80 | (w&0x3f), stdout); } else putc(w, stdout); } } ApplyColour(CON_WHITEMASK); fflush(stdout); } unsigned int Sys_Milliseconds(void) { static int first = true; static unsigned long starttime = 0; unsigned long now; now = SDL_GetTicks(); if (first) { first = false; starttime = now; } return now - starttime; } //return the current time, in the form of a double double Sys_DoubleTime (void) { return Sys_Milliseconds() / 1000.0; /* static int first = true; static double oldtime = 0.0, curtime = 0.0; double newtime; newtime = (double) SDL_GetTicks() / 1000.0; if (first) { first = false; oldtime = newtime; } if (newtime < oldtime) { // warn if it's significant if (newtime - oldtime < -0.01) Con_Printf("Sys_DoubleTime: time stepped backwards (went from %f to %f, difference %f)\n", oldtime, newtime, newtime - oldtime); } else curtime += newtime - oldtime; oldtime = newtime; return curtime; */ } //create a directory void Sys_mkdir (const char *path) { #if WIN32 _mkdir (path); #else //user, group, others mkdir (path, 0755); //WARNING: DO NOT RUN AS ROOT! #endif } qboolean Sys_rmdir (const char *path) { int ret; #if WIN32 ret = _rmdir (path); #else ret = rmdir (path); #endif if (ret == 0) return true; // if (errno == ENOENT) // return true; return false; } //unlink a file qboolean Sys_remove (const char *path) { remove(path); return true; } qboolean Sys_Rename (const char *oldfname, const char *newfname) { return !rename(oldfname, newfname); } #if _POSIX_C_SOURCE >= 200112L #include #endif qboolean Sys_GetFreeDiskSpace(const char *path, quint64_t *freespace) { #if _POSIX_C_SOURCE >= 200112L //posix 2001 struct statvfs inf; if(0==statvfs(path, &inf)) { *freespace = inf.f_bsize*(quint64_t)inf.f_bavail; return true; } #endif return false; } //someone used the 'quit' command void Sys_Quit (void) { Host_Shutdown(); SDL_free((char*)host_parms.binarydir); host_parms.binarydir = NULL; exit (0); } //enumerate the files in a directory (of both gpath and match - match may not contain ..) //calls the callback for each one until the callback returns 0 //SDL provides no file enumeration facilities. #if defined(_WIN32) #include //outlen is the size of out in _BYTES_. wchar_t *widen(wchar_t *out, size_t outbytes, const char *utf8) { size_t outlen; wchar_t *ret = out; //utf-8 to utf-16, not ucs-2. unsigned int codepoint; int error; outlen = outbytes/sizeof(wchar_t); if (!outlen) return L""; outlen--; while (*utf8) { codepoint = utf8_decode(&error, utf8, (void*)&utf8); if (error || codepoint > 0x10FFFFu) codepoint = 0xFFFDu; if (codepoint > 0xffff) { if (outlen < 2) break; outlen -= 2; codepoint -= 0x10000u; *out++ = 0xD800 | (codepoint>>10); *out++ = 0xDC00 | (codepoint&0x3ff); } else { if (outlen < 1) break; outlen -= 1; *out++ = codepoint; } } *out = 0; return ret; } char *narrowen(char *out, size_t outlen, wchar_t *wide) { char *ret = out; int bytes; unsigned int codepoint; if (!outlen) return ""; outlen--; //utf-8 to utf-16, not ucs-2. while (*wide) { codepoint = *wide++; if (codepoint >= 0xD800u && codepoint <= 0xDBFFu) { //handle utf-16 surrogates if (*wide >= 0xDC00u && *wide <= 0xDFFFu) { codepoint = (codepoint&0x3ff)<<10; codepoint |= *wide++ & 0x3ff; } else codepoint = 0xFFFDu; } bytes = utf8_encode(out, codepoint, outlen); if (bytes <= 0) break; out += bytes; outlen -= bytes; } *out = 0; return ret; } static int Sys_EnumerateFiles2 (const char *match, int matchstart, int neststart, int (QDECL *func)(const char *fname, qofs_t fsize, time_t mtime, void *parm, searchpathfuncs_t *spath), void *parm, searchpathfuncs_t *spath) { qboolean go; HANDLE r; WIN32_FIND_DATAW fd; int nest = neststart; //neststart refers to just after a / qboolean wild = false; while(match[nest] && match[nest] != '/') { if (match[nest] == '?' || match[nest] == '*') wild = true; nest++; } if (match[nest] == '/') { char submatch[MAX_OSPATH]; char tmproot[MAX_OSPATH]; if (!wild) return Sys_EnumerateFiles2(match, matchstart, nest+1, func, parm, spath); if (nest-neststart+1> MAX_OSPATH) return 1; memcpy(submatch, match+neststart, nest - neststart); submatch[nest - neststart] = 0; nest++; if (neststart+4 > MAX_OSPATH) return 1; memcpy(tmproot, match, neststart); strcpy(tmproot+neststart, "*.*"); { wchar_t wroot[MAX_OSPATH]; r = FindFirstFileExW(widen(wroot, sizeof(wroot), tmproot), FindExInfoStandard, &fd, FindExSearchNameMatch, NULL, 0); } strcpy(tmproot+neststart, ""); if (r==(HANDLE)-1) return 1; go = true; do { char utf8[MAX_OSPATH]; char file[MAX_OSPATH]; narrowen(utf8, sizeof(utf8), fd.cFileName); if (*utf8 == '.'); //don't ever find files with a name starting with '.' else if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) //is a directory { if (wildcmp(submatch, utf8)) { int newnest; if (strlen(tmproot) + strlen(utf8) + strlen(match+nest) + 2 < MAX_OSPATH) { Q_snprintfz(file, sizeof(file), "%s%s/", tmproot, utf8); newnest = strlen(file); strcpy(file+newnest, match+nest); go = Sys_EnumerateFiles2(file, matchstart, newnest, func, parm, spath); } } } } while(FindNextFileW(r, &fd) && go); FindClose(r); } else { const char *submatch = match + neststart; char tmproot[MAX_OSPATH]; if (neststart+4 > MAX_OSPATH) return 1; memcpy(tmproot, match, neststart); strcpy(tmproot+neststart, "*.*"); { wchar_t wroot[MAX_OSPATH]; r = FindFirstFileExW(widen(wroot, sizeof(wroot), tmproot), FindExInfoStandard, &fd, FindExSearchNameMatch, NULL, 0); } strcpy(tmproot+neststart, ""); if (r==(HANDLE)-1) return 1; go = true; do { char utf8[MAX_OSPATH]; char file[MAX_OSPATH]; narrowen(utf8, sizeof(utf8), fd.cFileName); if (*utf8 == '.') ; //don't ever find files with a name starting with '.' (includes .. and . directories, and unix hidden files) else if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) //is a directory { if (wildcmp(submatch, utf8)) { if (strlen(tmproot+matchstart) + strlen(utf8) + 2 < MAX_OSPATH) { Q_snprintfz(file, sizeof(file), "%s%s/", tmproot+matchstart, utf8); go = func(file, qofs_Make(fd.nFileSizeLow, fd.nFileSizeHigh), 0, parm, spath); } } } else { if (wildcmp(submatch, utf8)) { if (strlen(tmproot+matchstart) + strlen(utf8) + 1 < MAX_OSPATH) { Q_snprintfz(file, sizeof(file), "%s%s", tmproot+matchstart, utf8); go = func(file, qofs_Make(fd.nFileSizeLow, fd.nFileSizeHigh), 0, parm, spath); } } } } while(FindNextFileW(r, &fd) && go); FindClose(r); } return go; } int Sys_EnumerateFiles (const char *gpath, const char *match, int (QDECL *func)(const char *fname, qofs_t fsize, time_t modtime, void *parm, searchpathfuncs_t *spath), void *parm, searchpathfuncs_t *spath) { char fullmatch[MAX_OSPATH]; int start; if (strlen(gpath) + strlen(match) + 2 > MAX_OSPATH) return 1; strcpy(fullmatch, gpath); start = strlen(fullmatch); if (start && fullmatch[start-1] != '/') fullmatch[start++] = '/'; fullmatch[start] = 0; strcat(fullmatch, match); return Sys_EnumerateFiles2(fullmatch, start, start, func, parm, spath); } #elif defined(linux) || defined(__unix__) || defined(__MACH__) #include #include static int Sys_EnumerateFiles2 (const char *truepath, int apathofs, const char *match, int (*func)(const char *, qofs_t, time_t modtime, void *, searchpathfuncs_t *), void *parm, searchpathfuncs_t *spath) { DIR *dir; char file[MAX_OSPATH]; const char *s; struct dirent *ent; struct stat st; const char *wild; const char *apath = truepath+apathofs; //if there's a * in a system path, then we need to scan its parent directory to figure out what the * expands to. //we can just recurse quicklyish to try to handle it. wild = strchr(apath, '*'); if (!wild) wild = strchr(apath, '?'); if (wild) { char subdir[MAX_OSPATH]; for (s = wild+1; *s && *s != '/'; s++) ; while (wild > truepath) { if (*(wild-1) == '/') break; wild--; } memcpy(file, truepath, wild-truepath); file[wild-truepath] = 0; dir = opendir(file); memcpy(subdir, wild, s-wild); subdir[s-wild] = 0; if (dir) { do { ent = readdir(dir); if (!ent) break; if (*ent->d_name != '.') { #ifdef _DIRENT_HAVE_D_TYPE if (ent->d_type != DT_DIR && ent->d_type != DT_UNKNOWN) continue; #endif if (wildcmp(subdir, ent->d_name)) { memcpy(file, truepath, wild-truepath); Q_snprintfz(file+(wild-truepath), sizeof(file)-(wild-truepath), "%s%s", ent->d_name, s); if (!Sys_EnumerateFiles2(file, apathofs, match, func, parm, spath)) { closedir(dir); return false; } } } } while(1); closedir(dir); } return true; } dir = opendir(truepath); if (!dir) { Con_DLPrintf((errno==ENOENT)?2:1, "Failed to open dir %s\n", truepath); return true; } do { ent = readdir(dir); if (!ent) break; if (*ent->d_name != '.') { if (wildcmp(match, ent->d_name)) { Q_snprintfz(file, sizeof(file), "%s/%s", truepath, ent->d_name); if (stat(file, &st) == 0) { Q_snprintfz(file, sizeof(file), "%s%s%s", apath, ent->d_name, S_ISDIR(st.st_mode)?"/":""); if (!func(file, st.st_size, st.st_mtime, parm, spath)) { // Con_DPrintf("giving up on search after finding %s\n", file); closedir(dir); return false; } } else printf("Stat failed for \"%s\"\n", file); } } } while(1); closedir(dir); return true; } int Sys_EnumerateFiles (const char *gpath, const char *match, int (*func)(const char *, qofs_t, time_t modtime, void *, searchpathfuncs_t *), void *parm, searchpathfuncs_t *spath) { char apath[MAX_OSPATH]; char truepath[MAX_OSPATH]; char *s; if (!gpath) gpath = ""; *apath = '\0'; Q_strncpyz(apath, match, sizeof(apath)); for (s = apath+strlen(apath)-1; s >= apath; s--) { if (*s == '/') { s[1] = '\0'; match += s - apath+1; break; } } if (s < apath) //didn't find a '/' *apath = '\0'; Q_snprintfz(truepath, sizeof(truepath), "%s/%s", gpath, apath); return Sys_EnumerateFiles2(truepath, strlen(gpath)+1, match, func, parm, spath); } #else int Sys_EnumerateFiles (const char *gpath, const char *match, int (*func)(const char *, qofs_t, time_t mtime, void *, void *), void *parm, void *spath) { Con_Printf("Warning: Sys_EnumerateFiles not implemented\n"); return false; } #endif //blink window if possible (it's not) void Sys_ServerActivity(void) { } void Sys_CloseLibrary(dllhandle_t *lib) { SDL_UnloadObject((void*)lib); } dllhandle_t *Sys_LoadLibrary(const char *name, dllfunction_t *funcs) { int i; void *lib; lib = SDL_LoadObject(name); if (!lib) { char libpath[MAX_OSPATH]; Q_snprintfz(libpath, sizeof(libpath), "%s"ARCH_DL_POSTFIX, name); lib = SDL_LoadObject(libpath); } if (!lib) return NULL; if (funcs) { for (i = 0; funcs[i].name; i++) { *funcs[i].funcptr = SDL_LoadFunction(lib, funcs[i].name); if (!*funcs[i].funcptr) break; } if (funcs[i].name) { Sys_CloseLibrary((dllhandle_t*)lib); lib = NULL; } } return (dllhandle_t*)lib; } void *Sys_GetAddressForName(dllhandle_t *module, const char *exportname) { if (!module) return NULL; return SDL_LoadFunction((void *)module, exportname); } //used to see if a file exists or not. int Sys_FileTime (char *path) { FILE *f; f = fopen(path, "rb"); if (f) { fclose(f); return 1; } return -1; } void Sys_Init(void) { SDL_Init(SDL_INIT_TIMER | SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE); } void Sys_Shutdown(void) { SDL_Quit(); } int VARGS Sys_DebugLog(char *file, char *fmt, ...) { FILE *fd; va_list argptr; static char data[1024]; va_start(argptr, fmt); vsnprintf(data, sizeof(data)-1, fmt, argptr); va_end(argptr); #if defined(CRAZYDEBUGGING) && CRAZYDEBUGGING > 1 { static int sock; if (!sock) { struct sockaddr_in sa; netadr_t na; int _true = true; int listip; listip = COM_CheckParm("-debugip"); NET_StringToAdr(listip?com_argv[listip+1]:"127.0.0.1", &na); NetadrToSockadr(&na, (struct sockaddr_qstorage*)&sa); sa.sin_port = htons(10000); sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); if (-1==connect(sock, (struct sockaddr*)&sa, sizeof(sa))) Sys_Error("Couldn't send debug log lines\n"); setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, (char*)&_true, sizeof(_true)); } send(sock, data, strlen(data), 0); } #endif fd = fopen(file, "wt"); if (fd) { fwrite(data, 1, strlen(data), fd); fclose(fd); return 0; } return 1; }; qboolean Sys_InitTerminal(void) { return true; } char *Sys_ConsoleInput(void) { return NULL; } void Sys_CloseTerminal (void) { } #ifdef _WIN32 #ifndef WIN32_LEAN_AND_MEAN #define WIN32_LEAN_AND_MEAN #endif #include #endif #ifdef FTE_TARGET_WEB void Sys_MainLoop(void) { static float oldtime; float newtime, time; newtime = Sys_DoubleTime (); if (!oldtime) oldtime = newtime; time = newtime - oldtime; Host_Frame (time); oldtime = newtime; } #endif int QDECL main(int argc, char **argv) { float time, newtime, oldtime; quakeparms_t parms; int i; memset(&parms, 0, sizeof(parms)); parms.basedir = "./"; parms.binarydir = SDL_GetBasePath(); parms.argc = argc; parms.argv = (const char**)argv; #ifdef CONFIG_MANIFEST_TEXT parms.manifest = CONFIG_MANIFEST_TEXT; #endif #ifndef WIN32 fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY); #endif COM_InitArgv (parms.argc, parms.argv); TL_InitLanguages(parms.basedir); Sys_Printf ("Host_Init\n"); Host_Init (&parms); oldtime = Sys_DoubleTime (); for (i = 1; i < parms.argc; i++) { if (!parms.argv[i]) continue; if (*parms.argv[i] == '+' || *parms.argv[i] == '-') break; Host_RunFile(parms.argv[i], strlen(parms.argv[i]), NULL); } //client console should now be initialized. /* main window message loop */ while (1) { #ifndef CLIENTONLY if (isDedicated) { float delay; // find time passed since last cycle newtime = Sys_DoubleTime (); time = newtime - oldtime; oldtime = newtime; delay = SV_Frame(); NET_Sleep(delay, false); } else #endif { double sleeptime; // yield the CPU for a little while when paused, minimized, or not the focus #if SDL_MAJOR_VERSION >= 2 if (!vid.activeapp) SDL_Delay(1); #else if (!(SDL_GetAppState() & SDL_APPINPUTFOCUS)) SDL_Delay(1); #endif newtime = Sys_DoubleTime (); time = newtime - oldtime; sleeptime = Host_Frame (time); oldtime = newtime; if (sleeptime) Sys_Sleep(sleeptime); } } return 0; } #ifdef _MSC_VER //our version of sdl_main.lib, which doesn't fight c runtimes. int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) { int argc; int i, l, c; LPWSTR *argvw; char **argv; char utf8arg[1024]; argvw = CommandLineToArgvW(GetCommandLineW(), &argc); argv = malloc(argc * sizeof(char*)); for (i = 0; i < argc; i++) { for(l = 0, c = 0; argvw[i][l]; l++) c += utf8_encode(utf8arg+c, argvw[i][l], sizeof(utf8arg) - c-1); utf8arg[c] = 0; argv[i] = strdup(utf8arg); } return main(argc, argv); } #endif qboolean Sys_GetDesktopParameters(int *width, int *height, int *bpp, int *refreshrate) { #if SDL_MAJOR_VERSION >= 2 SDL_DisplayMode mode; if (!SDL_GetDesktopDisplayMode(0, &mode)) { *width = mode.w; *height = mode.h; *bpp = (SDL_PIXELTYPE(mode.format) == SDL_PIXELTYPE_PACKED32)?32:16; *refreshrate = mode.refresh_rate; return true; } #endif return false; } #if SDL_MAJOR_VERSION >= 2 //probably could include 1.3 #include void Sys_Clipboard_PasteText(clipboardtype_t cbt, void (*callback)(void *cb, const char *utf8), void *ctx) { callback(ctx, SDL_GetClipboardText()); } void Sys_SaveClipboard(clipboardtype_t cbt, const char *text) { SDL_SetClipboardText(text); } #else static char *clipboard_buffer; void Sys_Clipboard_PasteText(clipboardtype_t cbt, void (*callback)(void *cb, const char *utf8), void *ctx) { callback(ctx, clipboard_buffer); } void Sys_SaveClipboard(clipboardtype_t cbt, const char *text) { free(clipboard_buffer); clipboard_buffer = strdup(text); } #endif #ifdef MULTITHREAD /*Thread management stuff*/ static SDL_threadID mainthread; static SDL_TLSID tls_threadinfo; struct threadinfo_s { jmp_buf jmpbuf; //so we can actually abort our threads... int (*threadfunc)(void *args); void *args; }; void Sys_ThreadsInit(void) { mainthread = SDL_ThreadID(); } qboolean Sys_IsThread(void *thread) { return SDL_GetThreadID(thread) == SDL_ThreadID(); } qboolean Sys_IsMainThread(void) { return mainthread == SDL_ThreadID(); } void Sys_ThreadAbort(void) { //SDL_KillThread(NULL) got removed... so we have to do things the shitty way. struct threadinfo_s *tinfo = SDL_TLSGet(tls_threadinfo); if (!tinfo) { //erk... not created via Sys_CreateThread?!? SDL_Delay(10*1000); exit(0); } longjmp(tinfo->jmpbuf, 1); } static int FTESDLThread(void *args) { //all for Sys_ThreadAbort struct threadinfo_s *tinfo = args; int r; SDL_TLSSet(tls_threadinfo, tinfo, NULL); if (setjmp(tinfo->jmpbuf)) r = 0; //aborted... else r = tinfo->threadfunc(tinfo->args); SDL_TLSSet(tls_threadinfo, NULL, NULL); Z_Free(tinfo); return r; } void *Sys_CreateThread(char *name, int (*func)(void *), void *args, int priority, int stacksize) { // SDL threads do not support setting thread stack size struct threadinfo_s *tinfo = Z_Malloc(sizeof(*tinfo)); tinfo->threadfunc = func; tinfo->args = args; #if SDL_MAJOR_VERSION >= 2 return (void *)SDL_CreateThread(FTESDLThread, name, tinfo); #else return (void *)SDL_CreateThread(FTESDLThread, tinfo); #endif } void Sys_WaitOnThread(void *thread) { SDL_WaitThread((SDL_Thread *)thread, NULL); } /* Mutex calls */ #if SDL_MAJOR_VERSION >= 2 void *Sys_CreateMutex(void) { return (void *)SDL_CreateMutex(); } qboolean Sys_TryLockMutex(void *mutex) { return !SDL_TryLockMutex(mutex); } qboolean Sys_LockMutex(void *mutex) { return !SDL_LockMutex(mutex); } qboolean Sys_UnlockMutex(void *mutex) { return !SDL_UnlockMutex(mutex); } void Sys_DestroyMutex(void *mutex) { SDL_DestroyMutex(mutex); } #else // SDL mutexes don't have try-locks for mutexes in the spec so we stick with 1-value semaphores void *Sys_CreateMutex(void) { return (void *)SDL_CreateSemaphore(1); } qboolean Sys_TryLockMutex(void *mutex) { return !SDL_SemTryWait(mutex); } qboolean Sys_LockMutex(void *mutex) { return !SDL_SemWait(mutex); } qboolean Sys_UnlockMutex(void *mutex) { return !SDL_SemPost(mutex); } void Sys_DestroyMutex(void *mutex) { SDL_DestroySemaphore(mutex); } #endif /* Conditional wait calls */ typedef struct condvar_s { SDL_mutex *mutex; SDL_cond *cond; } condvar_t; void *Sys_CreateConditional(void) { condvar_t *condv; SDL_mutex *mutex; SDL_cond *cond; condv = (condvar_t *)malloc(sizeof(condvar_t)); if (!condv) return NULL; mutex = SDL_CreateMutex(); cond = SDL_CreateCond(); if (mutex) { if (cond) { condv->cond = cond; condv->mutex = mutex; return (void *)condv; } else SDL_DestroyMutex(mutex); } free(condv); return NULL; } qboolean Sys_LockConditional(void *condv) { return !SDL_mutexP(((condvar_t *)condv)->mutex); } qboolean Sys_UnlockConditional(void *condv) { return !SDL_mutexV(((condvar_t *)condv)->mutex); } qboolean Sys_ConditionWait(void *condv) { return !SDL_CondWait(((condvar_t *)condv)->cond, ((condvar_t *)condv)->mutex); } qboolean Sys_ConditionSignal(void *condv) { return !SDL_CondSignal(((condvar_t *)condv)->cond); } qboolean Sys_ConditionBroadcast(void *condv) { return !SDL_CondBroadcast(((condvar_t *)condv)->cond); } void Sys_DestroyConditional(void *condv) { condvar_t *cv = (condvar_t *)condv; SDL_DestroyCond(cv->cond); SDL_DestroyMutex(cv->mutex); free(cv); } #endif void Sys_Sleep (double seconds) { SDL_Delay(seconds * 1000); } #ifdef WEBCLIENT qboolean Sys_RunInstaller(void) { //not implemented return false; } #endif #ifdef HAVEAUTOUPDATE //returns true if we could sucessfull overwrite the engine binary. qboolean Sys_SetUpdatedBinary(const char *fname) { return false; } //says whether the system code is able/allowed to overwrite itself. //(ie: return false if we don't know the binary name or if its write-protected etc) qboolean Sys_EngineMayUpdate(void) { return false; //sorry } #endif