-#include <stdlib.h>
-#include <stdio.h>
-#include <stdarg.h>
-#include <sys/types.h>
-#include <sys/stat.h>
+#ifdef WIN32
+#include <windows.h>
+#include <mmsystem.h>
+#include <io.h>
+#include "conio.h"
+#else
+#include <sys/time.h>
#include <unistd.h>
#include <fcntl.h>
+#endif
#include <signal.h>
-#include <limits.h>
-#include <sys/ipc.h>
-#include <sys/shm.h>
-#include <sys/time.h>
-#include <sys/wait.h>
-#include <sys/mman.h>
-#include <string.h>
-#include <ctype.h>
-#include <errno.h>
-#include <time.h>
#include "quakedef.h"
+sys_t sys;
+
// =======================================================================
// General routines
// =======================================================================
-
-void Sys_Quit (void)
+void Sys_Shutdown (void)
{
- Host_Shutdown();
- fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
+ fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~O_NDELAY);
fflush(stdout);
- exit(0);
}
void Sys_Error (const char *error, ...)
{
va_list argptr;
- char string[1024];
+ char string[MAX_INPUTLINE];
// change stdin to non blocking
- fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~FNDELAY);
+ fcntl (0, F_SETFL, fcntl (0, F_GETFL, 0) & ~O_NDELAY);
va_start (argptr,error);
- vsprintf (string,error,argptr);
+ dpvsnprintf (string, sizeof (string), error, argptr);
va_end (argptr);
- fprintf(stderr, "Error: %s\n", string);
+
+ Con_Printf(CON_ERROR "Engine Error: %s\n", string);
Host_Shutdown ();
exit (1);
-
-}
-
-void Sys_Warn (const char *warning, ...)
-{
- va_list argptr;
- char string[1024];
-
- va_start (argptr,warning);
- vsprintf (string,warning,argptr);
- va_end (argptr);
- fprintf(stderr, "Warning: %s", string);
}
-double Sys_DoubleTime (void)
+void Sys_PrintToTerminal(const char *text)
{
- static int first = true;
- static double oldtime = 0.0, curtime = 0.0;
- double newtime;
- struct timeval tp;
-
- gettimeofday(&tp, NULL);
-
- newtime = (double) tp.tv_sec + tp.tv_usec / 1000000.0;
-
- if (first)
- {
- first = false;
- oldtime = newtime;
- }
-
- if (newtime < oldtime)
+ if(sys.outfd < 0)
+ return;
+ // BUG: for some reason, NDELAY also affects stdout (1) when used on stdin (0).
+ // this is because both go to /dev/tty by default!
{
- // 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);
+ int origflags = fcntl (sys.outfd, F_GETFL, 0);
+ fcntl (sys.outfd, F_SETFL, origflags & ~O_NDELAY);
+#ifdef WIN32
+#define write _write
+#endif
+ while(*text)
+ {
+ fs_offset_t written = (fs_offset_t)write(sys.outfd, text, (int)strlen(text));
+ if(written <= 0)
+ break; // sorry, I cannot do anything about this error - without an output
+ text += written;
+ }
+ fcntl (sys.outfd, F_SETFL, origflags);
}
- else
- curtime += newtime - oldtime;
- oldtime = newtime;
-
- return curtime;
-}
-
-// =======================================================================
-// Sleeps for microseconds
-// =======================================================================
-
-static volatile int oktogo;
-
-void alarm_handler(int x)
-{
- oktogo=1;
-}
-
-void floating_point_exception_handler(int whatever)
-{
- signal(SIGFPE, floating_point_exception_handler);
+ //fprintf(stdout, "%s", text);
}
char *Sys_ConsoleInput(void)
{
- static char text[256];
- int len;
- fd_set fdset;
- struct timeval timeout;
-
- if (cls.state == ca_dedicated)
+ //if (cls.state == ca_dedicated)
{
+ static char text[MAX_INPUTLINE];
+ static unsigned int len = 0;
+#ifdef WIN32
+ int c;
+
+ // read a line out
+ while (_kbhit ())
+ {
+ c = _getch ();
+ if (c == '\r')
+ {
+ text[len] = '\0';
+ _putch ('\n');
+ len = 0;
+ return text;
+ }
+ if (c == '\b')
+ {
+ if (len)
+ {
+ _putch (c);
+ _putch (' ');
+ _putch (c);
+ len--;
+ }
+ continue;
+ }
+ if (len < sizeof (text) - 1)
+ {
+ _putch (c);
+ text[len] = c;
+ len++;
+ }
+ }
+#else
+ fd_set fdset;
+ struct timeval timeout;
FD_ZERO(&fdset);
FD_SET(0, &fdset); // stdin
timeout.tv_sec = 0;
timeout.tv_usec = 0;
- if (select (1, &fdset, NULL, NULL, &timeout) == -1 || !FD_ISSET(0, &fdset))
- return NULL;
-
- len = read (0, text, sizeof(text));
- if (len < 1)
- return NULL;
- text[len-1] = 0; // rip off the /n and terminate
-
- return text;
+ if (select (1, &fdset, NULL, NULL, &timeout) != -1 && FD_ISSET(0, &fdset))
+ {
+ len = read (0, text, sizeof(text) - 1);
+ if (len >= 1)
+ {
+ // rip off the \n and terminate
+ // div0: WHY? console code can deal with \n just fine
+ // this caused problems with pasting stuff into a terminal window
+ // so, not ripping off the \n, but STILL keeping a NUL terminator
+ text[len] = 0;
+ return text;
+ }
+ }
+#endif
}
return NULL;
}
-void Sys_Sleep(void)
+char *Sys_GetClipboardData (void)
{
- usleep(1);
+ return NULL;
}
-int main (int argc, const char **argv)
+void Sys_InitConsole (void)
{
- double frameoldtime, framenewtime;
+}
+int main (int argc, char **argv)
+{
signal(SIGFPE, SIG_IGN);
+ sys.selffd = -1;
+ sys.argc = argc;
+ sys.argv = (const char **)argv;
+ Sys_ProvideSelfFD();
+
+ // COMMANDLINEOPTION: sdl: -noterminal disables console output on stdout
+ if(COM_CheckParm("-noterminal"))
+ sys.outfd = -1;
+ // COMMANDLINEOPTION: sdl: -stderr moves console output to stderr
+ else if(COM_CheckParm("-stderr"))
+ sys.outfd = 2;
+ else
+ sys.outfd = 1;
- com_argc = argc;
- com_argv = argv;
-
- fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | FNDELAY);
-
- Sys_Shared_EarlyInit();
-
- Host_Init();
-
- Sys_Shared_LateInit();
+ fcntl(0, F_SETFL, fcntl (0, F_GETFL, 0) | O_NDELAY);
- frameoldtime = Sys_DoubleTime () - 0.1;
- while (1)
- {
- // find time spent rendering last frame
- framenewtime = Sys_DoubleTime ();
+ Host_Main();
- Host_Frame (framenewtime - frameoldtime);
+ return 0;
+}
- frameoldtime = framenewtime;
- }
+qboolean sys_supportsdlgetticks = false;
+unsigned int Sys_SDL_GetTicks (void)
+{
+ Sys_Error("Called Sys_SDL_GetTicks on non-SDL target");
return 0;
}
+void Sys_SDL_Delay (unsigned int milliseconds)
+{
+ Sys_Error("Called Sys_SDL_Delay on non-SDL target");
+}