mirror of
https://git.code.sf.net/p/quake/newtree
synced 2024-11-22 20:21:38 +00:00
564 lines
11 KiB
C
564 lines
11 KiB
C
/*
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sys_win.c
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(description)
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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$Id$
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdio.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <limits.h>
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#include <io.h>
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#include <conio.h>
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#include "host.h"
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#include "winquake.h"
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#include "resource.h"
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#include "sys.h"
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#include "screen.h"
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#include "qargs.h"
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#include "client.h"
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#include "console.h"
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qboolean is_server = false;
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#define MINIMUM_WIN_MEMORY 0x0c00000
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#define MAXIMUM_WIN_MEMORY 0x1000000
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#define PAUSE_SLEEP 50 // sleep time on pause or
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// minimization
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#define NOT_FOCUS_SLEEP 20 // sleep time when not focus
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int starttime;
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qboolean ActiveApp, Minimized;
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qboolean WinNT;
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HWND hwnd_dialog; // startup dialog box
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static HANDLE hinput, houtput;
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HANDLE qwclsemaphore;
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static HANDLE tevent;
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extern cvar_t *sys_nostdout;
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void Sys_InitFloatTime (void);
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void MaskExceptions (void);
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void Sys_PopFPCW (void);
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void Sys_PushFPCW_SetHigh (void);
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void
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Sys_DebugLog (char *file, char *fmt, ...)
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{
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va_list argptr;
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static char data[1024];
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int fd;
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va_start (argptr, fmt);
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vsnprintf (data, sizeof (data), fmt, argptr);
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va_end (argptr);
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fd = open (file, O_WRONLY | O_CREAT | O_APPEND, 0666);
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write (fd, data, strlen (data));
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close (fd);
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};
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/*
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===============================================================================
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FILE IO
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===============================================================================
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*/
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/*
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================
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wfilelength
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================
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*/
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int
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wfilelength (QFile *f)
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{
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int pos;
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int end;
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pos = Qtell (f);
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Qseek (f, 0, SEEK_END);
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end = Qtell (f);
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Qseek (f, pos, SEEK_SET);
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return end;
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}
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int
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Sys_FileTime (char *path)
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{
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QFile *f;
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int t, retval;
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t = VID_ForceUnlockedAndReturnState ();
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f = Qopen (path, "rb");
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if (f) {
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Qclose (f);
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retval = 1;
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} else {
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retval = -1;
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}
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VID_ForceLockState (t);
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return retval;
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}
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/*
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===============================================================================
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SYSTEM IO
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===============================================================================
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*/
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/*
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================
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Sys_MakeCodeWriteable
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================
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*/
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void
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Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length)
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{
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DWORD flOldProtect;
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//@@@ copy on write or just read-write?
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if (!VirtualProtect
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((LPVOID) startaddr, length, PAGE_READWRITE,
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&flOldProtect)) Sys_Error ("Protection change failed\n");
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}
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/*
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================
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Sys_Init
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================
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*/
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void
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Sys_Init_Cvars (void)
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{
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sys_nostdout = Cvar_Get ("sys_nostdout", "1", CVAR_NONE, "None");
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}
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void
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Sys_Init (void)
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{
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OSVERSIONINFO vinfo;
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// allocate a named semaphore on the client so the
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// front end can tell if it is alive
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// mutex will fail if semephore allready exists
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qwclsemaphore = CreateMutex (NULL, /* Security attributes */
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0, /* owner */
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"qwcl"); /* Semaphore name */
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if (!qwclsemaphore)
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Sys_Error ("QWCL is already running on this system");
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CloseHandle (qwclsemaphore);
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qwclsemaphore = CreateSemaphore (NULL, /* Security attributes */
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0, /* Initial count */
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1, /* Maximum count */
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"qwcl"); /* Semaphore name */
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#ifdef USE_INTEL_ASM
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MaskExceptions ();
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Sys_SetFPCW ();
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#endif
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// make sure the timer is high precision, otherwise
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// NT gets 18ms resolution
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timeBeginPeriod (1);
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vinfo.dwOSVersionInfoSize = sizeof (vinfo);
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if (!GetVersionEx (&vinfo))
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Sys_Error ("Couldn't get OS info");
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if ((vinfo.dwMajorVersion < 4) ||
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(vinfo.dwPlatformId == VER_PLATFORM_WIN32s)) {
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Sys_Error ("This version of " PROGRAM
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" requires a full Win32 implementation.");
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}
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if (vinfo.dwPlatformId == VER_PLATFORM_WIN32_NT)
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WinNT = true;
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else
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WinNT = false;
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}
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void
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Sys_Error (char *error, ...)
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{
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va_list argptr;
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char text[1024]; // , text2[1024];
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// DWORD dummy;
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Host_Shutdown ();
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va_start (argptr, error);
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vsnprintf (text, sizeof (text), error, argptr);
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va_end (argptr);
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MessageBox (NULL, text, "Error", 0 /* MB_OK */ );
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CloseHandle (qwclsemaphore);
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exit (1);
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}
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void
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Sys_Quit (void)
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{
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VID_ForceUnlockedAndReturnState ();
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Host_Shutdown ();
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if (tevent)
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CloseHandle (tevent);
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if (qwclsemaphore)
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CloseHandle (qwclsemaphore);
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exit (0);
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}
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char *
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Sys_ConsoleInput (void)
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{
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static char text[256];
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static int len;
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INPUT_RECORD recs[1024];
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// int count;
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int i;
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int ch;
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DWORD numread, numevents, dummy;
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HANDLE th;
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char *clipText, *textCopied;
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for (;;) {
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if (!GetNumberOfConsoleInputEvents (hinput, &numevents))
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Sys_Error ("Error getting # of console events");
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if (numevents <= 0)
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break;
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if (!ReadConsoleInput (hinput, recs, 1, &numread))
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Sys_Error ("Error reading console input");
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if (numread != 1)
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Sys_Error ("Couldn't read console input");
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if (recs[0].EventType == KEY_EVENT) {
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if (!recs[0].Event.KeyEvent.bKeyDown) {
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ch = recs[0].Event.KeyEvent.uChar.AsciiChar;
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switch (ch) {
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case '\r':
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WriteFile (houtput, "\r\n", 2, &dummy, NULL);
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if (len) {
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text[len] = 0;
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len = 0;
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return text;
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}
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break;
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case '\b':
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WriteFile (houtput, "\b \b", 3, &dummy, NULL);
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if (len) {
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len--;
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putch ('\b');
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}
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break;
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default:
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Con_Printf ("Stupid: %d\n",
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recs[0].Event.KeyEvent.dwControlKeyState);
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if (
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((ch == 'V' || ch == 'v')
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&& (recs[0].Event.KeyEvent.
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dwControlKeyState & (LEFT_CTRL_PRESSED |
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RIGHT_CTRL_PRESSED)))
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||
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((recs
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[0].Event.KeyEvent.
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dwControlKeyState & SHIFT_PRESSED)
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&& (recs[0].Event.KeyEvent.wVirtualKeyCode ==
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VK_INSERT))) {
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if (OpenClipboard (NULL)) {
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th = GetClipboardData (CF_TEXT);
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if (th) {
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clipText = GlobalLock (th);
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if (clipText) {
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textCopied =
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malloc (GlobalSize (th) + 1);
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strcpy (textCopied, clipText);
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/* Substitutes a NULL for every token */
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strtok (textCopied, "\n\r\b");
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i = strlen (textCopied);
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if (i + len >= 256)
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i = 256 - len;
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if (i > 0) {
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textCopied[i] = 0;
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text[len] = 0;
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strncat (text, textCopied,
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sizeof (text) -
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strlen (text));
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len += dummy;
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WriteFile (houtput, textCopied, i,
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&dummy, NULL);
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}
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free (textCopied);
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}
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GlobalUnlock (th);
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}
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CloseClipboard ();
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}
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} else if (ch >= ' ') {
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WriteFile (houtput, &ch, 1, &dummy, NULL);
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text[len] = ch;
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len = (len + 1) & 0xff;
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}
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break;
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}
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}
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}
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}
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return NULL;
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}
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void
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Sys_Sleep (void)
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{
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}
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void
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IN_SendKeyEvents (void)
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{
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MSG msg;
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while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE)) {
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// we always update if there are any event, even if we're paused
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scr_skipupdate = 0;
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if (!GetMessage (&msg, NULL, 0, 0))
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Sys_Quit ();
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TranslateMessage (&msg);
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DispatchMessage (&msg);
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}
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}
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/*
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==============================================================================
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WINDOWS CRAP
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==============================================================================
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*/
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/*
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==================
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WinMain
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==================
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*/
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void
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SleepUntilInput (int time)
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{
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MsgWaitForMultipleObjects (1, &tevent, FALSE, time, QS_ALLINPUT);
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}
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/*
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==================
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WinMain
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==================
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*/
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HINSTANCE global_hInstance;
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int global_nCmdShow;
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char *argv[MAX_NUM_ARGVS];
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static char *empty_string = "";
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HWND hwnd_dialog;
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int WINAPI
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WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine,
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int nCmdShow)
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{
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// MSG msg;
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double time, oldtime, newtime;
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MEMORYSTATUS lpBuffer;
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static char cwd[1024];
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int t;
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RECT rect;
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/* previous instances do not exist in Win32 */
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if (hPrevInstance)
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return 0;
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global_hInstance = hInstance;
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global_nCmdShow = nCmdShow;
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lpBuffer.dwLength = sizeof (MEMORYSTATUS);
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GlobalMemoryStatus (&lpBuffer);
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if (!GetCurrentDirectory (sizeof (cwd), cwd))
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Sys_Error ("Couldn't determine current directory");
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if (cwd[strlen (cwd) - 1] == '/')
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cwd[strlen (cwd) - 1] = 0;
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host_parms.argc = 1;
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argv[0] = empty_string;
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while (*lpCmdLine && (host_parms.argc < MAX_NUM_ARGVS)) {
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while (*lpCmdLine && ((*lpCmdLine <= 32) || (*lpCmdLine > 126)))
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lpCmdLine++;
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if (*lpCmdLine) {
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argv[host_parms.argc] = lpCmdLine;
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host_parms.argc++;
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while (*lpCmdLine && ((*lpCmdLine > 32) && (*lpCmdLine <= 126)))
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lpCmdLine++;
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if (*lpCmdLine) {
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*lpCmdLine = 0;
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lpCmdLine++;
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}
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}
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}
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host_parms.argv = argv;
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COM_InitArgv (host_parms.argc, host_parms.argv);
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host_parms.argc = com_argc;
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host_parms.argv = com_argv;
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hwnd_dialog =
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CreateDialog (hInstance, MAKEINTRESOURCE (IDD_DIALOG1), NULL, NULL);
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if (hwnd_dialog) {
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if (GetWindowRect (hwnd_dialog, &rect)) {
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if (rect.left > (rect.top * 2)) {
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SetWindowPos (hwnd_dialog, 0,
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(rect.left / 2) - ((rect.right - rect.left) / 2),
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rect.top, 0, 0, SWP_NOZORDER | SWP_NOSIZE);
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}
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}
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ShowWindow (hwnd_dialog, SW_SHOWDEFAULT);
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UpdateWindow (hwnd_dialog);
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SetForegroundWindow (hwnd_dialog);
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}
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// take the greater of all the available memory or half the total memory,
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// but at least 8 Mb and no more than 16 Mb, unless they explicitly
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// request otherwise
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host_parms.memsize = lpBuffer.dwAvailPhys;
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if (host_parms.memsize < MINIMUM_WIN_MEMORY)
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host_parms.memsize = MINIMUM_WIN_MEMORY;
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if (host_parms.memsize < (lpBuffer.dwTotalPhys >> 1))
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host_parms.memsize = lpBuffer.dwTotalPhys >> 1;
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if (host_parms.memsize > MAXIMUM_WIN_MEMORY)
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host_parms.memsize = MAXIMUM_WIN_MEMORY;
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if (COM_CheckParm ("-heapsize")) {
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t = COM_CheckParm ("-heapsize") + 1;
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if (t < com_argc)
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host_parms.memsize = atoi (com_argv[t]) * 1024;
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}
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host_parms.membase = malloc (host_parms.memsize);
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if (!host_parms.membase)
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Sys_Error ("Not enough memory free; check disk space\n");
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tevent = CreateEvent (NULL, FALSE, FALSE, NULL);
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if (!tevent)
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Sys_Error ("Couldn't create event");
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// because sound is off until we become active
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S_BlockSound ();
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Sys_Printf ("Host_Init\n");
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Host_Init ();
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oldtime = Sys_DoubleTime ();
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/* main window message loop */
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while (1) {
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// yield the CPU for a little while when paused, minimized, or not
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// the focus
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if ((cl.paused && (!ActiveApp && !DDActive)) || Minimized
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|| block_drawing) {
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SleepUntilInput (PAUSE_SLEEP);
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scr_skipupdate = 1; // no point in bothering to draw
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} else if (!ActiveApp && !DDActive) {
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SleepUntilInput (NOT_FOCUS_SLEEP);
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}
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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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/* return success of application */
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return TRUE;
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}
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