The Quake sources as originally release under the GPL license on December 21, 1999

QW/server/sys_win.c

@@ -0,0 +1,260 @@
+/*
+Copyright (C) 1996-1997 Id Software, Inc.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+#include <sys/types.h>
+#include <sys/timeb.h>
+#include "qwsvdef.h"
+#include <winsock.h>
+#include <conio.h>
+
+
+cvar_t	sys_nostdout = {"sys_nostdout","0"};
+
+/*
+================
+Sys_FileTime
+================
+*/
+int	Sys_FileTime (char *path)
+{
+	FILE	*f;
+	
+	f = fopen(path, "rb");
+	if (f)
+	{
+		fclose(f);
+		return 1;
+	}
+	
+	return -1;
+}
+
+/*
+================
+Sys_mkdir
+================
+*/
+void Sys_mkdir (char *path)
+{
+	_mkdir(path);
+}
+
+
+/*
+================
+Sys_Error
+================
+*/
+void Sys_Error (char *error, ...)
+{
+	va_list		argptr;
+	char		text[1024];
+
+	va_start (argptr,error);
+	vsprintf (text, error,argptr);
+	va_end (argptr);
+
+//    MessageBox(NULL, text, "Error", 0 /* MB_OK */ );
+	printf ("ERROR: %s\n", text);
+
+	exit (1);
+}
+
+
+/*
+================
+Sys_DoubleTime
+================
+*/
+double Sys_DoubleTime (void)
+{
+	double t;
+    struct _timeb tstruct;
+	static int	starttime;
+
+	_ftime( &tstruct );
+ 
+	if (!starttime)
+		starttime = tstruct.time;
+	t = (tstruct.time-starttime) + tstruct.millitm*0.001;
+	
+	return t;
+}
+
+
+/*
+================
+Sys_ConsoleInput
+================
+*/
+char *Sys_ConsoleInput (void)
+{
+	static char	text[256];
+	static int		len;
+	int		c;
+
+	// read a line out
+	while (_kbhit())
+	{
+		c = _getch();
+		putch (c);
+		if (c == '\r')
+		{
+			text[len] = 0;
+			putch ('\n');
+			len = 0;
+			return text;
+		}
+		if (c == 8)
+		{
+			if (len)
+			{
+				putch (' ');
+				putch (c);
+				len--;
+				text[len] = 0;
+			}
+			continue;
+		}
+		text[len] = c;
+		len++;
+		text[len] = 0;
+		if (len == sizeof(text))
+			len = 0;
+	}
+
+	return NULL;
+}
+
+
+/*
+================
+Sys_Printf
+================
+*/
+void Sys_Printf (char *fmt, ...)
+{
+	va_list		argptr;
+	
+	if (sys_nostdout.value)
+		return;
+		
+	va_start (argptr,fmt);
+	vprintf (fmt,argptr);
+	va_end (argptr);
+}
+
+/*
+================
+Sys_Quit
+================
+*/
+void Sys_Quit (void)
+{
+	exit (0);
+}
+
+
+/*
+=============
+Sys_Init
+
+Quake calls this so the system can register variables before host_hunklevel
+is marked
+=============
+*/
+void Sys_Init (void)
+{
+	Cvar_RegisterVariable (&sys_nostdout);
+}
+
+/*
+==================
+main
+
+==================
+*/
+char	*newargv[256];
+
+int main (int argc, char **argv)
+{
+	quakeparms_t	parms;
+	double			newtime, time, oldtime;
+	static	char	cwd[1024];
+	struct timeval	timeout;
+	fd_set			fdset;
+	int				t;
+
+	COM_InitArgv (argc, argv);
+	
+	parms.argc = com_argc;
+	parms.argv = com_argv;
+
+	parms.memsize = 16*1024*1024;
+
+	if ((t = COM_CheckParm ("-heapsize")) != 0 &&
+		t + 1 < com_argc)
+		parms.memsize = Q_atoi (com_argv[t + 1]) * 1024;
+
+	if ((t = COM_CheckParm ("-mem")) != 0 &&
+		t + 1 < com_argc)
+		parms.memsize = Q_atoi (com_argv[t + 1]) * 1024 * 1024;
+
+	parms.membase = malloc (parms.memsize);
+
+	if (!parms.membase)
+		Sys_Error("Insufficient memory.\n");
+
+	parms.basedir = ".";
+	parms.cachedir = NULL;
+
+	SV_Init (&parms);
+
+// run one frame immediately for first heartbeat
+	SV_Frame (0.1);		
+
+//
+// main loop
+//
+	oldtime = Sys_DoubleTime () - 0.1;
+	while (1)
+	{
+	// select on the net socket and stdin
+	// the only reason we have a timeout at all is so that if the last
+	// connected client times out, the message would not otherwise
+	// be printed until the next event.
+		FD_ZERO(&fdset);
+		FD_SET(net_socket, &fdset);
+		timeout.tv_sec = 0;
+		timeout.tv_usec = 100;
+		if (select (net_socket+1, &fdset, NULL, NULL, &timeout) == -1)
+			continue;
+
+	// find time passed since last cycle
+		newtime = Sys_DoubleTime ();
+		time = newtime - oldtime;
+		oldtime = newtime;
+		
+		SV_Frame (time);				
+	}	
+
+	return true;
+}
+
+