666 lines
12 KiB
C
666 lines
12 KiB
C
/*
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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
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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 the Free Software
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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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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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Sys_SendKeyEvents
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Send Key_Event calls
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================
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*/
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void Sys_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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{
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if (!GetMessage (&msg, NULL, 0, 0))
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Sys_Quit ();
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sys_msg_time = msg.time;
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TranslateMessage (&msg);
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DispatchMessage (&msg);
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}
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// grab frame time
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sys_frame_time = timeGetTime(); // FIXME: should this be at start?
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}
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/*
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================
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Sys_GetClipboardData
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================
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*/
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char *Sys_GetClipboardData( void )
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{
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char *data = NULL;
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char *cliptext;
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if ( OpenClipboard( NULL ) != 0 )
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{
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HANDLE hClipboardData;
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if ( ( hClipboardData = GetClipboardData( CF_TEXT ) ) != 0 )
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{
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if ( ( cliptext = GlobalLock( hClipboardData ) ) != 0 )
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{
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data = malloc( GlobalSize( hClipboardData ) + 1 );
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strcpy( data, cliptext );
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GlobalUnlock( hClipboardData );
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}
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}
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CloseClipboard();
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}
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return data;
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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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Sys_AppActivate
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=================
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*/
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void Sys_AppActivate (void)
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{
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ShowWindow ( cl_hwnd, SW_RESTORE);
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SetForegroundWindow ( cl_hwnd );
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}
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/*
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========================================================================
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GAME DLL
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========================================================================
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*/
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static HINSTANCE game_library;
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/*
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=================
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Sys_UnloadGame
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=================
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*/
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void Sys_UnloadGame (void)
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{
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if (!FreeLibrary (game_library))
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Com_Error (ERR_FATAL, "FreeLibrary failed for game library");
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game_library = NULL;
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}
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/*
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=================
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Sys_GetGameAPI
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Loads the game dll
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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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void *(*GetGameAPI) (void *);
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char name[MAX_OSPATH];
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char *path;
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char cwd[MAX_OSPATH];
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#if defined _M_IX86
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const char *gamename = "gamex86.dll";
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#ifdef NDEBUG
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const char *debugdir = "release";
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#else
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const char *debugdir = "debug";
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#endif
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#elif defined _M_ALPHA
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const char *gamename = "gameaxp.dll";
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#ifdef NDEBUG
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const char *debugdir = "releaseaxp";
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#else
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const char *debugdir = "debugaxp";
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#endif
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#endif
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if (game_library)
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Com_Error (ERR_FATAL, "Sys_GetGameAPI without Sys_UnloadingGame");
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// check the current debug directory first for development purposes
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_getcwd (cwd, sizeof(cwd));
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Com_sprintf (name, sizeof(name), "%s/%s/%s", cwd, debugdir, gamename);
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game_library = LoadLibrary ( name );
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if (game_library)
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{
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Com_DPrintf ("LoadLibrary (%s)\n", name);
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}
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else
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{
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#ifdef DEBUG
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// check the current directory for other development purposes
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Com_sprintf (name, sizeof(name), "%s/%s", cwd, gamename);
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game_library = LoadLibrary ( name );
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if (game_library)
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{
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Com_DPrintf ("LoadLibrary (%s)\n", name);
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}
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else
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#endif
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{
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// now run through the search paths
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path = NULL;
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while (1)
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{
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path = FS_NextPath (path);
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if (!path)
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return NULL; // couldn't find one anywhere
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Com_sprintf (name, sizeof(name), "%s/%s", path, gamename);
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game_library = LoadLibrary (name);
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if (game_library)
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{
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Com_DPrintf ("LoadLibrary (%s)\n",name);
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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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GetGameAPI = (void *)GetProcAddress (game_library, "GetGameAPI");
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if (!GetGameAPI)
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{
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Sys_UnloadGame ();
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return NULL;
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}
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return GetGameAPI (parms);
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}
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//=======================================================================
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/*
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==================
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ParseCommandLine
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==================
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*/
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void ParseCommandLine (LPSTR lpCmdLine)
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{
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argc = 1;
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argv[0] = "exe";
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while (*lpCmdLine && (argc < MAX_NUM_ARGVS))
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{
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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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{
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argv[argc] = lpCmdLine;
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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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{
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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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}
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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 WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
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{
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MSG msg;
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int time, oldtime, newtime;
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char *cddir;
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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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ParseCommandLine (lpCmdLine);
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// if we find the CD, add a +set cddir xxx command line
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cddir = Sys_ScanForCD ();
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if (cddir && argc < MAX_NUM_ARGVS - 3)
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{
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int i;
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// don't override a cddir on the command line
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for (i=0 ; i<argc ; i++)
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if (!strcmp(argv[i], "cddir"))
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break;
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if (i == argc)
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{
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argv[argc++] = "+set";
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argv[argc++] = "cddir";
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argv[argc++] = cddir;
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}
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}
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Qcommon_Init (argc, argv);
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oldtime = Sys_Milliseconds ();
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/* main window message loop */
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while (1)
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{
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// if at a full screen console, don't update unless needed
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if (Minimized || (dedicated && dedicated->value) )
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{
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Sleep (1);
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}
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while (PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
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{
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if (!GetMessage (&msg, NULL, 0, 0))
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Com_Quit ();
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sys_msg_time = msg.time;
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TranslateMessage (&msg);
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DispatchMessage (&msg);
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}
|
|
|
|
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;
|
|
}
|