16caf0e1da
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@2834 fc73d0e0-1445-4013-8a0c-d673dee63da5
394 lines
6.5 KiB
C
394 lines
6.5 KiB
C
#include "quakedef.h"
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#include <SDL.h>
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#ifdef MULTITHREAD
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#include <SDL_thread.h>
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#endif
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#ifndef WIN32
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#include <fcntl.h>
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#endif
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#ifndef isDedicated
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qboolean isDedicated;
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#endif
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void Sys_Error (const char *error, ...)
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{
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va_list argptr;
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char string[1024];
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va_start (argptr,error);
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vsnprintf (string, sizeof (string), error, argptr);
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va_end (argptr);
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fprintf(stderr, "Error: %s\n", string);
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Con_Print ("Quake Error: ");
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Con_Print (string);
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Con_Print ("\n");
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if (COM_CheckParm("-crashonerror"))
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*(int*)-3 = 0;
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Host_Shutdown ();
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exit (1);
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}
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//print into stdout
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void Sys_Printf (char *fmt, ...)
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{
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va_list argptr;
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va_start (argptr,fmt);
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vprintf (fmt,argptr);
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va_end (argptr);
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}
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unsigned int Sys_Milliseconds(void)
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{
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static int first = true;
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static unsigned long oldtime = 0, curtime = 0;
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unsigned long newtime;
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newtime = SDL_GetTicks();
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if (first)
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{
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first = false;
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oldtime = newtime;
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}
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if (newtime < oldtime)
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Con_Printf("Sys_Milliseconds stepped backwards!\n");
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else
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curtime += oldtime - newtime;
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oldtime = newtime;
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return curtime;
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}
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//return the current time, in the form of a double
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double Sys_DoubleTime (void)
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{
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static int first = true;
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static double oldtime = 0.0, curtime = 0.0;
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double newtime;
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newtime = (double) SDL_GetTicks() / 1000.0;
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if (first)
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{
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first = false;
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oldtime = newtime;
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}
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if (newtime < oldtime)
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{
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// warn if it's significant
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if (newtime - oldtime < -0.01)
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Con_Printf("Sys_DoubleTime: time stepped backwards (went from %f to %f, difference %f)\n", oldtime, newtime, newtime - oldtime);
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}
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else
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curtime += newtime - oldtime;
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oldtime = newtime;
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return curtime;
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}
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//create a directory
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void Sys_mkdir (char *path)
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{
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#if WIN32
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_mkdir (path);
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#else
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mkdir (path, 0777); //WARNING: DO NOT RUN AS ROOT!
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#endif
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}
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//unlink a file
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qboolean Sys_remove (char *path)
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{
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remove(path);
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return true;
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}
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//someone used the 'quit' command
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void Sys_Quit (void)
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{
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if (VID_ForceUnlockedAndReturnState)
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VID_ForceUnlockedAndReturnState ();
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Host_Shutdown();
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exit (0);
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}
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//enumerate the files in a directory (of both gpath and match - match may not contain ..)
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//calls the callback for each one until the callback returns 0
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//SDL provides no file enumeration facilities.
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int Sys_EnumerateFiles (char *gpath, char *match, int (*func)(char *, int, void *), void *parm)
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{
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return 1;
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}
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//blink window if possible (it's not)
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void Sys_ServerActivity(void)
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{
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}
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//Without these two we cannot run Q2 gamecode.
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void Sys_UnloadGame (void)
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{
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}
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void *Sys_GetGameAPI (void *parms)
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{
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return NULL;
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}
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//used to see if a file exists or not.
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int Sys_FileTime (char *path)
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{
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FILE *f;
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f = fopen(path, "rb");
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if (f)
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{
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fclose(f);
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return 1;
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}
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return -1;
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}
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void Sys_Init(void)
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{
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SDL_Init(SDL_INIT_TIMER | SDL_INIT_VIDEO | SDL_INIT_CDROM | SDL_INIT_NOPARACHUTE);
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}
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int VARGS Sys_DebugLog(char *file, char *fmt, ...)
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{
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FILE *fd;
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va_list argptr;
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static char data[1024];
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va_start(argptr, fmt);
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_vsnprintf(data, sizeof(data)-1, fmt, argptr);
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va_end(argptr);
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#if defined(CRAZYDEBUGGING) && CRAZYDEBUGGING > 1
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{
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static int sock;
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if (!sock)
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{
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struct sockaddr_in sa;
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netadr_t na;
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int _true = true;
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int listip;
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listip = COM_CheckParm("-debugip");
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NET_StringToAdr(listip?com_argv[listip+1]:"127.0.0.1", &na);
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NetadrToSockadr(&na, (struct sockaddr_qstorage*)&sa);
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sa.sin_port = htons(10000);
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sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
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if (-1==connect(sock, (struct sockaddr*)&sa, sizeof(sa)))
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Sys_Error("Couldn't send debug log lines\n");
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setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, (char*)&_true, sizeof(_true));
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}
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send(sock, data, strlen(data), 0);
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}
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#endif
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fd = fopen(file, "wt");
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if (fd)
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{
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fwrite(data, 1, strlen(data), fd);
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fclose(fd);
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return 0;
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}
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return 1;
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};
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qboolean Sys_InitTerminal(void)
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{
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return true;
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}
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char *Sys_ConsoleInput(void)
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{
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return NULL;
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}
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void Sys_CloseTerminal (void)
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{
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}
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#ifdef _WIN32
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#endif
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int main(int argc, char **argv)
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{
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float time, newtime, oldtime;
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quakeparms_t parms;
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int t;
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parms.argv = argv;
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parms.basedir = ".";
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parms.argc = argc;
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parms.argv = argv;
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#ifndef WIN32
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fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY);
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#endif
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COM_InitArgv (parms.argc, parms.argv);
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TL_InitLanguages();
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parms.memsize = 0x2000000;
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if (parms.memsize < 0x0800000)
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parms.memsize = 0x0800000;
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if (COM_CheckParm ("-heapsize"))
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{
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t = COM_CheckParm("-heapsize") + 1;
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if (t < com_argc)
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parms.memsize = Q_atoi (com_argv[t]) * 1024;
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}
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else if (COM_CheckParm ("-mem"))
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{
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t = COM_CheckParm("-mem") + 1;
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if (t < com_argc)
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parms.memsize = Q_atoi (com_argv[t]) * 1024*1024;
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}
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#ifdef _WIN32
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parms.membase = VirtualAlloc (NULL, parms.memsize, MEM_RESERVE, PAGE_NOACCESS);
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#else
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parms.membase = malloc (parms.memsize);
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#endif
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Sys_Printf ("Host_Init\n");
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Host_Init (&parms);
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oldtime = Sys_DoubleTime ();
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//client console should now be initialized.
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/* main window message loop */
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while (1)
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{
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#ifndef CLIENTONLY
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if (isDedicated)
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{
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NET_Sleep(100, false);
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// find time passed since last cycle
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newtime = Sys_DoubleTime ();
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time = newtime - oldtime;
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oldtime = newtime;
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SV_Frame ();
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}
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else
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#endif
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{
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// yield the CPU for a little while when paused, minimized, or not the focus
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NET_Sleep(1, false);
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newtime = Sys_DoubleTime ();
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time = newtime - oldtime;
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Host_Frame (time);
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oldtime = newtime;
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}
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}
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return 0;
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}
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qboolean Sys_GetDesktopParameters(int *width, int *height, int *bpp, int *refreshrate)
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{
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return false;
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}
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void Sys_HighFPPrecision(void)
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{
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}
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void Sys_LowFPPrecision(void)
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{
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}
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char *Sys_GetClipboard(void)
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{
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return NULL;
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}
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void Sys_CloseClipboard(char *bf)
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{
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}
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void Sys_SaveClipboard(char *text)
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{
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}
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#ifdef MULTITHREAD
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/* Thread creation calls */
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void *Sys_CreateThread(int (*func)(void *), void *args, int stacksize)
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{
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// SDL threads do not support setting thread stack size
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return (void *)SDL_CreateThread(func, args);
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}
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void Sys_WaitOnThread(void *thread)
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{
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SDL_WaitThread((SDL_Thread *)thread, NULL);
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}
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/* Mutex calls */
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// SDL mutexes don't have try-locks for mutexes in the spec so we stick with 1-value semaphores
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void *Sys_CreateMutex()
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{
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return (void *)SDL_CreateSemaphore(1);
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}
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qboolean Sys_TryLockMutex(void *mutex)
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{
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return !SDL_SemTryWait(mutex);
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}
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qboolean Sys_LockMutex(void *mutex)
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{
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return !SDL_SemWait(mutex);
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}
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qboolean Sys_UnlockMutex(void *mutex)
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{
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return !SDL_SemPost(mutex);
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}
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void Sys_DestroyMutex(void *mutex)
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{
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return SDL_DestroySemaphore(mutex);
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}
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#endif
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