mirror of
https://github.com/id-Software/Quake-2.git
synced 2026-03-20 08:59:51 +01:00
The original Quake 2 sources as originally released under the GPL license on December 21, 2001.
This commit is contained in:
Travis Bradshaw
663
win32/sys_win.c
Normal file
663
win32/sys_win.c
Normal file
@@ -0,0 +1,663 @@
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||||
/*
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Copyright (C) 1997-2001 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
|
||||
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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|
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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
|
||||
along with this program; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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// sys_win.h
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#include "../qcommon/qcommon.h"
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#include "winquake.h"
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#include "resource.h"
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#include <errno.h>
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#include <float.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <direct.h>
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#include <io.h>
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#include <conio.h>
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#include "../win32/conproc.h"
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#define MINIMUM_WIN_MEMORY 0x0a00000
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#define MAXIMUM_WIN_MEMORY 0x1000000
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//#define DEMO
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qboolean s_win95;
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int starttime;
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int ActiveApp;
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qboolean Minimized;
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static HANDLE hinput, houtput;
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unsigned sys_msg_time;
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unsigned sys_frame_time;
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static HANDLE qwclsemaphore;
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#define MAX_NUM_ARGVS 128
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int argc;
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char *argv[MAX_NUM_ARGVS];
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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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void Sys_Error (char *error, ...)
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{
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va_list argptr;
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char text[1024];
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CL_Shutdown ();
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Qcommon_Shutdown ();
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va_start (argptr, error);
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vsprintf (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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if (qwclsemaphore)
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CloseHandle (qwclsemaphore);
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// shut down QHOST hooks if necessary
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DeinitConProc ();
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exit (1);
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}
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void Sys_Quit (void)
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{
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timeEndPeriod( 1 );
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CL_Shutdown();
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Qcommon_Shutdown ();
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CloseHandle (qwclsemaphore);
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if (dedicated && dedicated->value)
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FreeConsole ();
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// shut down QHOST hooks if necessary
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DeinitConProc ();
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exit (0);
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}
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void WinError (void)
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{
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LPVOID lpMsgBuf;
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FormatMessage(
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FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
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NULL,
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GetLastError(),
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
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(LPTSTR) &lpMsgBuf,
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0,
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NULL
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);
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// Display the string.
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MessageBox( NULL, lpMsgBuf, "GetLastError", MB_OK|MB_ICONINFORMATION );
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// Free the buffer.
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LocalFree( lpMsgBuf );
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}
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//================================================================
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/*
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================
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Sys_ScanForCD
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================
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*/
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char *Sys_ScanForCD (void)
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{
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static char cddir[MAX_OSPATH];
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static qboolean done;
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#ifndef DEMO
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char drive[4];
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FILE *f;
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char test[MAX_QPATH];
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if (done) // don't re-check
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return cddir;
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// no abort/retry/fail errors
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SetErrorMode (SEM_FAILCRITICALERRORS);
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drive[0] = 'c';
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drive[1] = ':';
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drive[2] = '\\';
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drive[3] = 0;
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done = true;
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// scan the drives
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for (drive[0] = 'c' ; drive[0] <= 'z' ; drive[0]++)
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{
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// where activision put the stuff...
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sprintf (cddir, "%sinstall\\data", drive);
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sprintf (test, "%sinstall\\data\\quake2.exe", drive);
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f = fopen(test, "r");
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if (f)
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{
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fclose (f);
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if (GetDriveType (drive) == DRIVE_CDROM)
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return cddir;
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}
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}
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#endif
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cddir[0] = 0;
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return NULL;
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}
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/*
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================
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Sys_CopyProtect
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================
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*/
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void Sys_CopyProtect (void)
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{
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#ifndef DEMO
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char *cddir;
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cddir = Sys_ScanForCD();
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if (!cddir[0])
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Com_Error (ERR_FATAL, "You must have the Quake2 CD in the drive to play.");
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#endif
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}
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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 Sys_Init (void)
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{
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OSVERSIONINFO vinfo;
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#if 0
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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 already exists
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qwclsemaphore = CreateMutex(
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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(
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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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#endif
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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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Sys_Error ("Quake2 requires windows version 4 or greater");
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if (vinfo.dwPlatformId == VER_PLATFORM_WIN32s)
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Sys_Error ("Quake2 doesn't run on Win32s");
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else if ( vinfo.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS )
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s_win95 = true;
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if (dedicated->value)
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{
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if (!AllocConsole ())
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Sys_Error ("Couldn't create dedicated server console");
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hinput = GetStdHandle (STD_INPUT_HANDLE);
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houtput = GetStdHandle (STD_OUTPUT_HANDLE);
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// let QHOST hook in
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InitConProc (argc, argv);
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}
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}
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static char console_text[256];
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static int console_textlen;
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/*
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================
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Sys_ConsoleInput
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================
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*/
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char *Sys_ConsoleInput (void)
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{
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INPUT_RECORD recs[1024];
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int dummy;
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int ch, numread, numevents;
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if (!dedicated || !dedicated->value)
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return NULL;
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for ( ;; )
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{
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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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{
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if (!recs[0].Event.KeyEvent.bKeyDown)
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{
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ch = recs[0].Event.KeyEvent.uChar.AsciiChar;
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switch (ch)
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{
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case '\r':
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WriteFile(houtput, "\r\n", 2, &dummy, NULL);
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if (console_textlen)
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{
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console_text[console_textlen] = 0;
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console_textlen = 0;
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return console_text;
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}
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break;
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case '\b':
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if (console_textlen)
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{
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console_textlen--;
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WriteFile(houtput, "\b \b", 3, &dummy, NULL);
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}
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break;
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default:
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if (ch >= ' ')
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{
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if (console_textlen < sizeof(console_text)-2)
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{
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WriteFile(houtput, &ch, 1, &dummy, NULL);
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console_text[console_textlen] = ch;
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console_textlen++;
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}
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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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/*
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================
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Sys_ConsoleOutput
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Print text to the dedicated console
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================
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*/
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void Sys_ConsoleOutput (char *string)
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{
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int dummy;
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char text[256];
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if (!dedicated || !dedicated->value)
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return;
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if (console_textlen)
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{
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text[0] = '\r';
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memset(&text[1], ' ', console_textlen);
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text[console_textlen+1] = '\r';
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text[console_textlen+2] = 0;
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WriteFile(houtput, text, console_textlen+2, &dummy, NULL);
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}
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WriteFile(houtput, string, strlen(string), &dummy, NULL);
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if (console_textlen)
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WriteFile(houtput, console_text, console_textlen, &dummy, NULL);
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}
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||||
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||||
/*
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||||
================
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||||
Sys_SendKeyEvents
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||||
|
||||
Send Key_Event calls
|
||||
================
|
||||
*/
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||||
void Sys_SendKeyEvents (void)
|
||||
{
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||||
MSG msg;
|
||||
|
||||
while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
|
||||
{
|
||||
if (!GetMessage (&msg, NULL, 0, 0))
|
||||
Sys_Quit ();
|
||||
sys_msg_time = msg.time;
|
||||
TranslateMessage (&msg);
|
||||
DispatchMessage (&msg);
|
||||
}
|
||||
|
||||
// grab frame time
|
||||
sys_frame_time = timeGetTime(); // FIXME: should this be at start?
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*
|
||||
================
|
||||
Sys_GetClipboardData
|
||||
|
||||
================
|
||||
*/
|
||||
char *Sys_GetClipboardData( void )
|
||||
{
|
||||
char *data = NULL;
|
||||
char *cliptext;
|
||||
|
||||
if ( OpenClipboard( NULL ) != 0 )
|
||||
{
|
||||
HANDLE hClipboardData;
|
||||
|
||||
if ( ( hClipboardData = GetClipboardData( CF_TEXT ) ) != 0 )
|
||||
{
|
||||
if ( ( cliptext = GlobalLock( hClipboardData ) ) != 0 )
|
||||
{
|
||||
data = malloc( GlobalSize( hClipboardData ) + 1 );
|
||||
strcpy( data, cliptext );
|
||||
GlobalUnlock( hClipboardData );
|
||||
}
|
||||
}
|
||||
CloseClipboard();
|
||||
}
|
||||
return data;
|
||||
}
|
||||
|
||||
/*
|
||||
==============================================================================
|
||||
|
||||
WINDOWS CRAP
|
||||
|
||||
==============================================================================
|
||||
*/
|
||||
|
||||
/*
|
||||
=================
|
||||
Sys_AppActivate
|
||||
=================
|
||||
*/
|
||||
void Sys_AppActivate (void)
|
||||
{
|
||||
ShowWindow ( cl_hwnd, SW_RESTORE);
|
||||
SetForegroundWindow ( cl_hwnd );
|
||||
}
|
||||
|
||||
/*
|
||||
========================================================================
|
||||
|
||||
GAME DLL
|
||||
|
||||
========================================================================
|
||||
*/
|
||||
|
||||
static HINSTANCE game_library;
|
||||
|
||||
/*
|
||||
=================
|
||||
Sys_UnloadGame
|
||||
=================
|
||||
*/
|
||||
void Sys_UnloadGame (void)
|
||||
{
|
||||
if (!FreeLibrary (game_library))
|
||||
Com_Error (ERR_FATAL, "FreeLibrary failed for game library");
|
||||
game_library = NULL;
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
Sys_GetGameAPI
|
||||
|
||||
Loads the game dll
|
||||
=================
|
||||
*/
|
||||
void *Sys_GetGameAPI (void *parms)
|
||||
{
|
||||
void *(*GetGameAPI) (void *);
|
||||
char name[MAX_OSPATH];
|
||||
char *path;
|
||||
char cwd[MAX_OSPATH];
|
||||
#if defined _M_IX86
|
||||
const char *gamename = "gamex86.dll";
|
||||
|
||||
#ifdef NDEBUG
|
||||
const char *debugdir = "release";
|
||||
#else
|
||||
const char *debugdir = "debug";
|
||||
#endif
|
||||
|
||||
#elif defined _M_ALPHA
|
||||
const char *gamename = "gameaxp.dll";
|
||||
|
||||
#ifdef NDEBUG
|
||||
const char *debugdir = "releaseaxp";
|
||||
#else
|
||||
const char *debugdir = "debugaxp";
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
if (game_library)
|
||||
Com_Error (ERR_FATAL, "Sys_GetGameAPI without Sys_UnloadingGame");
|
||||
|
||||
// check the current debug directory first for development purposes
|
||||
_getcwd (cwd, sizeof(cwd));
|
||||
Com_sprintf (name, sizeof(name), "%s/%s/%s", cwd, debugdir, gamename);
|
||||
game_library = LoadLibrary ( name );
|
||||
if (game_library)
|
||||
{
|
||||
Com_DPrintf ("LoadLibrary (%s)\n", name);
|
||||
}
|
||||
else
|
||||
{
|
||||
// check the current directory for other development purposes
|
||||
Com_sprintf (name, sizeof(name), "%s/%s", cwd, gamename);
|
||||
game_library = LoadLibrary ( name );
|
||||
if (game_library)
|
||||
{
|
||||
Com_DPrintf ("LoadLibrary (%s)\n", name);
|
||||
}
|
||||
else
|
||||
{
|
||||
// now run through the search paths
|
||||
path = NULL;
|
||||
while (1)
|
||||
{
|
||||
path = FS_NextPath (path);
|
||||
if (!path)
|
||||
return NULL; // couldn't find one anywhere
|
||||
Com_sprintf (name, sizeof(name), "%s/%s", path, gamename);
|
||||
game_library = LoadLibrary (name);
|
||||
if (game_library)
|
||||
{
|
||||
Com_DPrintf ("LoadLibrary (%s)\n",name);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
GetGameAPI = (void *)GetProcAddress (game_library, "GetGameAPI");
|
||||
if (!GetGameAPI)
|
||||
{
|
||||
Sys_UnloadGame ();
|
||||
return NULL;
|
||||
}
|
||||
|
||||
return GetGameAPI (parms);
|
||||
}
|
||||
|
||||
//=======================================================================
|
||||
|
||||
|
||||
/*
|
||||
==================
|
||||
ParseCommandLine
|
||||
|
||||
==================
|
||||
*/
|
||||
void ParseCommandLine (LPSTR lpCmdLine)
|
||||
{
|
||||
argc = 1;
|
||||
argv[0] = "exe";
|
||||
|
||||
while (*lpCmdLine && (argc < MAX_NUM_ARGVS))
|
||||
{
|
||||
while (*lpCmdLine && ((*lpCmdLine <= 32) || (*lpCmdLine > 126)))
|
||||
lpCmdLine++;
|
||||
|
||||
if (*lpCmdLine)
|
||||
{
|
||||
argv[argc] = lpCmdLine;
|
||||
argc++;
|
||||
|
||||
while (*lpCmdLine && ((*lpCmdLine > 32) && (*lpCmdLine <= 126)))
|
||||
lpCmdLine++;
|
||||
|
||||
if (*lpCmdLine)
|
||||
{
|
||||
*lpCmdLine = 0;
|
||||
lpCmdLine++;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/*
|
||||
==================
|
||||
WinMain
|
||||
|
||||
==================
|
||||
*/
|
||||
HINSTANCE global_hInstance;
|
||||
|
||||
int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
|
||||
{
|
||||
MSG msg;
|
||||
int time, oldtime, newtime;
|
||||
char *cddir;
|
||||
|
||||
/* previous instances do not exist in Win32 */
|
||||
if (hPrevInstance)
|
||||
return 0;
|
||||
|
||||
global_hInstance = hInstance;
|
||||
|
||||
ParseCommandLine (lpCmdLine);
|
||||
|
||||
// if we find the CD, add a +set cddir xxx command line
|
||||
cddir = Sys_ScanForCD ();
|
||||
if (cddir && argc < MAX_NUM_ARGVS - 3)
|
||||
{
|
||||
int i;
|
||||
|
||||
// don't override a cddir on the command line
|
||||
for (i=0 ; i<argc ; i++)
|
||||
if (!strcmp(argv[i], "cddir"))
|
||||
break;
|
||||
if (i == argc)
|
||||
{
|
||||
argv[argc++] = "+set";
|
||||
argv[argc++] = "cddir";
|
||||
argv[argc++] = cddir;
|
||||
}
|
||||
}
|
||||
|
||||
Qcommon_Init (argc, argv);
|
||||
oldtime = Sys_Milliseconds ();
|
||||
|
||||
/* main window message loop */
|
||||
while (1)
|
||||
{
|
||||
// if at a full screen console, don't update unless needed
|
||||
if (Minimized || (dedicated && dedicated->value) )
|
||||
{
|
||||
Sleep (1);
|
||||
}
|
||||
|
||||
while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
|
||||
{
|
||||
if (!GetMessage (&msg, NULL, 0, 0))
|
||||
Com_Quit ();
|
||||
sys_msg_time = msg.time;
|
||||
TranslateMessage (&msg);
|
||||
DispatchMessage (&msg);
|
||||
}
|
||||
|
||||
do
|
||||
{
|
||||
newtime = Sys_Milliseconds ();
|
||||
time = newtime - oldtime;
|
||||
} while (time < 1);
|
||||
// Con_Printf ("time:%5.2f - %5.2f = %5.2f\n", newtime, oldtime, time);
|
||||
|
||||
// _controlfp( ~( _EM_ZERODIVIDE /*| _EM_INVALID*/ ), _MCW_EM );
|
||||
_controlfp( _PC_24, _MCW_PC );
|
||||
Qcommon_Frame (time);
|
||||
|
||||
oldtime = newtime;
|
||||
}
|
||||
|
||||
// never gets here
|
||||
return TRUE;
|
||||
}
|
||||
Reference in New Issue
Block a user