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775 lines
16 KiB
775 lines
16 KiB
/* |
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sys_win.c - platform dependent code |
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Copyright (C) 2011 Uncle Mike |
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|
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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|
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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. See the |
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GNU General Public License for more details. |
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*/ |
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|
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#include "common.h" |
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#include "mathlib.h" |
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#include <time.h> |
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#include <stdlib.h> |
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#ifdef XASH_SDL |
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#include <SDL.h> |
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#endif |
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#ifndef _WIN32 |
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#include <unistd.h> |
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#include <signal.h> |
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#include <dlfcn.h> |
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#ifndef __ANDROID__ |
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extern char **environ; |
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#include <pwd.h> |
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#endif |
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#endif |
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#include "menu_int.h" // _UPDATE_PAGE macro |
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qboolean error_on_exit = false; // arg for exit(); |
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#define DEBUG_BREAK |
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#if defined _WIN32 && !defined XASH_SDL |
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#include <winbase.h> |
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#endif |
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/* |
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================ |
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Sys_DoubleTime |
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================ |
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*/ |
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double GAME_EXPORT Sys_DoubleTime( void ) |
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{ |
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#if XASH_TIMER == TIMER_WIN32 |
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static LARGE_INTEGER g_PerformanceFrequency; |
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static LARGE_INTEGER g_ClockStart; |
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LARGE_INTEGER CurrentTime; |
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if( !g_PerformanceFrequency.QuadPart ) |
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{ |
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QueryPerformanceFrequency( &g_PerformanceFrequency ); |
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QueryPerformanceCounter( &g_ClockStart ); |
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} |
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QueryPerformanceCounter( &CurrentTime ); |
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return (double)( CurrentTime.QuadPart - g_ClockStart.QuadPart ) / (double)( g_PerformanceFrequency.QuadPart ); |
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#elif XASH_TIMER == TIMER_SDL |
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static longtime_t g_PerformanceFrequency; |
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static longtime_t g_ClockStart; |
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longtime_t CurrentTime; |
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if( !g_PerformanceFrequency ) |
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{ |
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g_PerformanceFrequency = SDL_GetPerformanceFrequency(); |
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g_ClockStart = SDL_GetPerformanceCounter(); |
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} |
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CurrentTime = SDL_GetPerformanceCounter(); |
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return (double)( CurrentTime - g_ClockStart ) / (double)( g_PerformanceFrequency ); |
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#elif XASH_TIMER == TIMER_LINUX |
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static longtime_t g_PerformanceFrequency; |
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static longtime_t g_ClockStart; |
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longtime_t CurrentTime; |
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struct timespec ts; |
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if( !g_PerformanceFrequency ) |
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{ |
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struct timespec res; |
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if( !clock_getres(CLOCK_MONOTONIC, &res) ) |
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g_PerformanceFrequency = 1000000000LL/res.tv_nsec; |
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} |
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clock_gettime(CLOCK_MONOTONIC, &ts); |
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return (double) ts.tv_sec + (double) ts.tv_nsec/1000000000.0; |
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#endif |
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} |
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#ifdef GDB_BREAK |
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#include <fcntl.h> |
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qboolean Sys_DebuggerPresent( void ) |
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{ |
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char buf[1024]; |
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int status_fd = open( "/proc/self/status", O_RDONLY ); |
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if ( status_fd == -1 ) |
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return 0; |
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ssize_t num_read = read( status_fd, buf, sizeof( buf ) ); |
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if ( num_read > 0 ) |
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{ |
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static const char TracerPid[] = "TracerPid:"; |
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const byte *tracer_pid; |
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buf[num_read] = 0; |
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tracer_pid = (const byte*)Q_strstr( buf, TracerPid ); |
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if( !tracer_pid ) |
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return false; |
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//printf( "%s\n", tracer_pid ); |
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while( *tracer_pid < '0' || *tracer_pid > '9' ) |
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if( *tracer_pid++ == '\n' ) |
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return false; |
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//printf( "%s\n", tracer_pid ); |
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return !!Q_atoi( (const char*)tracer_pid ); |
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} |
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return false; |
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} |
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#undef DEBUG_BREAK |
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#ifdef __i386__ |
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#define DEBUG_BREAK \ |
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if( Sys_DebuggerPresent() ) \ |
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asm volatile("int $3;") |
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#else |
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#define DEBUG_BREAK \ |
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if( Sys_DebuggerPresent() ) \ |
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raise( SIGINT ) |
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#endif |
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#endif |
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#if defined _WIN32 && !defined XASH_64BIT |
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#ifdef _MSC_VER |
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BOOL WINAPI IsDebuggerPresent(void); |
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#define DEBUG_BREAK if( IsDebuggerPresent() ) \ |
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_asm{ int 3 } |
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#else |
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#define DEBUG_BREAK if( IsDebuggerPresent() ) \ |
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asm volatile("int $3;") |
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#endif |
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#endif |
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/* |
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================ |
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Sys_GetClipboardData |
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create buffer, that contain clipboard |
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================ |
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*/ |
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char *Sys_GetClipboardData( void ) |
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{ |
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static char data[1024]; |
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char *cliptext; |
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data[0] = '\0'; |
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#ifdef XASH_SDL |
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cliptext = SDL_GetClipboardText(); |
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if( cliptext ) |
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{ |
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Q_strncpy( data, cliptext, sizeof( data ) ); |
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SDL_free( cliptext ); |
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} |
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#endif // XASH_SDL |
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return data; |
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} |
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/* |
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================ |
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Sys_SetClipboardData |
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write screenshot into clipboard |
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================ |
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*/ |
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void Sys_SetClipboardData( const byte *buffer, size_t size ) |
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{ |
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#ifdef XASH_SDL |
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SDL_SetClipboardText((char *)buffer); |
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#endif |
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} |
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/* |
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================ |
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Sys_Sleep |
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freeze application for some time |
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================ |
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*/ |
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void Sys_Sleep( int msec ) |
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{ |
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if( !msec ) |
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return; |
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msec = min( msec, 1000 ); |
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#if XASH_TIMER == TIMER_WIN32 |
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Sleep( msec ); |
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#elif XASH_TIMER == TIMER_SDL |
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SDL_Delay( msec ); |
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#elif XASH_TIEMR == TIMER_LINUX |
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usleep( msec * 1000 ); |
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#endif |
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} |
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/* |
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================ |
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Sys_GetCurrentUser |
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returns username for current profile |
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================ |
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*/ |
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char *Sys_GetCurrentUser( void ) |
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{ |
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#if defined(_WIN32) |
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static string s_userName; |
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unsigned long size = sizeof( s_userName ); |
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if( GetUserName( s_userName, &size )) |
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return s_userName; |
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#elif !defined(__ANDROID__) |
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uid_t uid = geteuid(); |
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struct passwd *pw = getpwuid( uid ); |
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if( pw ) |
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return pw->pw_name; |
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#endif |
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return "Player"; |
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} |
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#if (defined(__linux__) && !defined(__ANDROID__)) || defined (__FreeBSD__) || defined (__NetBSD__) || defined(__OpenBSD__) || defined(__APPLE__) |
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static qboolean Sys_FindExecutable( const char *baseName, char *buf, size_t size ) |
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{ |
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char *envPath; |
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char *part; |
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size_t length; |
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size_t baseNameLength; |
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size_t needTrailingSlash; |
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if( !baseName || !baseName[0] ) |
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return false; |
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envPath = getenv( "PATH" ); |
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if( !envPath ) |
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return false; |
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baseNameLength = Q_strlen( baseName ); |
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while( *envPath ) |
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{ |
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part = Q_strchr( envPath, ':' ); |
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if( part ) |
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length = part - envPath; |
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else |
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length = Q_strlen( envPath ); |
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if( length > 0 ) |
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{ |
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needTrailingSlash = ( envPath[length - 1] == '/' ) ? 0 : 1; |
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if( length + baseNameLength + needTrailingSlash < size ) |
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{ |
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Q_strncpy( buf, envPath, length + 1 ); |
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if( needTrailingSlash ) |
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Q_strcpy( buf + length, "/" ); |
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Q_strcpy( buf + length + needTrailingSlash, baseName ); |
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buf[length + needTrailingSlash + baseNameLength] = '\0'; |
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if( access( buf, X_OK ) == 0 ) |
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return true; |
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} |
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} |
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envPath += length; |
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if( *envPath == ':' ) |
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envPath++; |
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} |
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return false; |
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} |
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#endif |
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/* |
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================= |
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Sys_ShellExecute |
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================= |
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*/ |
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void Sys_ShellExecute( const char *path, const char *parms, qboolean shouldExit ) |
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{ |
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#ifdef _WIN32 |
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if( !Q_strcmp( path, GENERIC_UPDATE_PAGE ) || !Q_strcmp( path, PLATFORM_UPDATE_PAGE )) |
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path = DEFAULT_UPDATE_PAGE; |
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ShellExecute( NULL, "open", path, parms, NULL, SW_SHOW ); |
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#elif (defined(__linux__) && !defined (__ANDROID__)) || defined (__FreeBSD__) || defined (__NetBSD__) || defined(__OpenBSD__) || defined(__APPLE__) |
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if( !Q_strcmp( path, GENERIC_UPDATE_PAGE ) || !Q_strcmp( path, PLATFORM_UPDATE_PAGE )) |
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path = DEFAULT_UPDATE_PAGE; |
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char xdgOpen[128]; |
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if( Sys_FindExecutable( OPEN_COMMAND, xdgOpen, sizeof( xdgOpen ) ) ) |
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{ |
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const char *argv[] = {xdgOpen, path, NULL}; |
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pid_t id = fork( ); |
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if( id == 0 ) |
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{ |
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execve( xdgOpen, (char **)argv, environ ); |
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fprintf( stderr, "error opening %s %s", xdgOpen, path ); |
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_exit( 1 ); |
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} |
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} |
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else MsgDev( D_WARN, "Could not find "OPEN_COMMAND" utility\n" ); |
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#elif defined(__ANDROID__) && !defined(XASH_DEDICATED) |
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Android_ShellExecute( path, parms ); |
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#endif |
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if( shouldExit ) |
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Sys_Quit(); |
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} |
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/* |
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================== |
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Sys_ParseCommandLine |
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================== |
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*/ |
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void Sys_ParseCommandLine( int argc, const char** argv ) |
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{ |
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const char *blank = "censored"; |
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int i; |
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host.argc = argc; |
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host.argv = argv; |
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if( !host.change_game ) return; |
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for( i = 0; i < host.argc; i++ ) |
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{ |
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// we don't want to return to first game |
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if( !Q_stricmp( "-game", host.argv[i] )) host.argv[i] = (char *)blank; |
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// probably it's timewaster, because engine rejected second change |
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else if( !Q_stricmp( "+game", host.argv[i] )) host.argv[i] = (char *)blank; |
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// you sure that map exists in new game? |
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else if( !Q_stricmp( "+map", host.argv[i] )) host.argv[i] = (char *)blank; |
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// just stupid action |
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else if( !Q_stricmp( "+load", host.argv[i] )) host.argv[i] = (char *)blank; |
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// changelevel beetwen games? wow it's great idea! |
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else if( !Q_stricmp( "+changelevel", host.argv[i] )) host.argv[i] = (char *)blank; |
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} |
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} |
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/* |
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================== |
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Sys_MergeCommandLine |
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================== |
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*/ |
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void Sys_MergeCommandLine( void ) |
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{ |
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const char *blank = "censored"; |
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int i; |
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if( !host.change_game ) return; |
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for( i = 0; i < host.argc; i++ ) |
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{ |
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// second call |
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if( Host_IsDedicated() && !Q_strnicmp( "+menu_", host.argv[i], 6 )) |
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host.argv[i] = (char *)blank; |
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} |
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} |
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/* |
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================ |
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Sys_CheckParm |
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Returns the position (1 to argc-1) in the program's argument list |
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where the given parameter apears, or 0 if not present |
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================ |
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*/ |
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int Sys_CheckParm( const char *parm ) |
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{ |
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int i; |
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for( i = 1; i < host.argc; i++ ) |
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{ |
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if( !host.argv[i] ) |
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continue; |
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if( !Q_stricmp( parm, host.argv[i] )) |
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return i; |
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} |
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return 0; |
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} |
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/* |
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================ |
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Sys_GetParmFromCmdLine |
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Returns the argument for specified parm |
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================ |
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*/ |
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qboolean _Sys_GetParmFromCmdLine( const char *parm, char *out, size_t size ) |
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{ |
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int argc = Sys_CheckParm( parm ); |
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if( !argc || !out || !host.argv[argc + 1] ) |
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return false; |
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Q_strncpy( out, host.argv[argc+1], size ); |
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return true; |
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} |
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qboolean Sys_GetIntFromCmdLine( const char* argName, int *out ) |
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{ |
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int argIndex = Sys_CheckParm( argName ); |
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if( argIndex < 1 || argIndex + 1 >= host.argc || !host.argv[argIndex + 1] ) |
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{ |
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*out = 0; |
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return false; |
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} |
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*out = Q_atoi( host.argv[argIndex + 1] ); |
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return true; |
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} |
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void Sys_SendKeyEvents( void ) |
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{ |
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#ifdef _WIN32 |
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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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TranslateMessage( &msg ); |
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DispatchMessage( &msg ); |
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} |
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#endif |
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} |
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//======================================================================= |
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// DLL'S MANAGER SYSTEM |
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//======================================================================= |
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qboolean Sys_LoadLibrary( dll_info_t *dll ) |
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{ |
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const dllfunc_t *func; |
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string errorstring; |
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// check errors |
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if( !dll ) return false; // invalid desc |
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if( dll->link ) return true; // already loaded |
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if( !dll->name || !*dll->name ) |
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return false; // nothing to load |
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MsgDev( D_NOTE, "Sys_LoadLibrary: Loading %s", dll->name ); |
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if( dll->fcts ) |
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{ |
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// lookup export table |
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for( func = dll->fcts; func && func->name != NULL; func++ ) |
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*func->func = NULL; |
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} |
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if( !dll->link ) dll->link = LoadLibrary ( dll->name ); // environment pathes |
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// no DLL found |
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if( !dll->link ) |
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{ |
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Q_snprintf( errorstring, sizeof( errorstring ), "Sys_LoadLibrary: couldn't load %s\n", dll->name ); |
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goto error; |
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} |
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// Get the function adresses |
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for( func = dll->fcts; func && func->name != NULL; func++ ) |
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{ |
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if( !( *func->func = Sys_GetProcAddress( dll, func->name ))) |
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{ |
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Q_snprintf( errorstring, sizeof( errorstring ), "Sys_LoadLibrary: %s missing or invalid function (%s)\n", dll->name, func->name ); |
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goto error; |
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} |
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} |
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MsgDev( D_NOTE, " - ok\n" ); |
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return true; |
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error: |
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MsgDev( D_NOTE, " - failed\n" ); |
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Sys_FreeLibrary( dll ); // trying to free |
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if( dll->crash ) Sys_Error( errorstring ); |
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else MsgDev( D_ERROR, errorstring ); |
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return false; |
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} |
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void* Sys_GetProcAddress( dll_info_t *dll, const char* name ) |
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{ |
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if( !dll || !dll->link ) // invalid desc |
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return NULL; |
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return (void *)GetProcAddress( dll->link, name ); |
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} |
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qboolean Sys_FreeLibrary( dll_info_t *dll ) |
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{ |
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// invalid desc or alredy freed |
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if( !dll || !dll->link ) |
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return false; |
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if( host.status == HOST_CRASHED ) |
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{ |
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// we need to hold down all modules, while MSVC can find error |
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MsgDev( D_NOTE, "Sys_FreeLibrary: hold %s for debugging\n", dll->name ); |
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return false; |
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} |
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else MsgDev( D_NOTE, "Sys_FreeLibrary: Unloading %s\n", dll->name ); |
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FreeLibrary( dll->link ); |
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dll->link = NULL; |
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return true; |
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} |
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|
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/* |
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================ |
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Sys_WaitForQuit |
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wait for 'Esc' key will be hit |
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================ |
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*/ |
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void Sys_WaitForQuit( void ) |
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{ |
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#ifdef _WIN32 |
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MSG msg; |
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Con_RegisterHotkeys(); |
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msg.message = 0; |
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// wait for the user to quit |
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while( msg.message != WM_QUIT ) |
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{ |
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if( PeekMessage( &msg, 0, 0, 0, PM_REMOVE )) |
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{ |
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TranslateMessage( &msg ); |
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DispatchMessage( &msg ); |
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} |
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else Sys_Sleep( 20 ); |
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} |
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#endif |
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} |
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/* |
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================ |
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Sys_Warn |
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Just messagebox |
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================ |
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*/ |
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void Sys_Warn( const char *format, ... ) |
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{ |
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va_list argptr; |
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char text[MAX_SYSPATH]; |
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DEBUG_BREAK; |
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va_start( argptr, format ); |
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Q_vsnprintf( text, MAX_SYSPATH, format, argptr ); |
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va_end( argptr ); |
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Msg( "Sys_Warn: %s\n", text ); |
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if( !Host_IsDedicated() ) // dedicated server should not hang on messagebox |
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MSGBOX(text); |
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} |
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/* |
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================ |
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Sys_Error |
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NOTE: we must prepare engine to shutdown |
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before call this |
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================ |
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*/ |
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void Sys_Error( const char *error, ... ) |
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{ |
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va_list argptr; |
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char text[MAX_SYSPATH]; |
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DEBUG_BREAK; |
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|
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if( host.status == HOST_ERR_FATAL ) |
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return; // don't multiple executes |
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|
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// make sure what console received last message |
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if( host.change_game ) Sys_Sleep( 200 ); |
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|
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error_on_exit = true; |
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host.status = HOST_ERR_FATAL; |
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va_start( argptr, error ); |
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Q_vsprintf( text, error, argptr ); |
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va_end( argptr ); |
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|
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SV_SysError( text ); |
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|
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if( !Host_IsDedicated() ) |
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{ |
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#ifdef XASH_SDL |
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if( host.hWnd ) SDL_HideWindow( host.hWnd ); |
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#endif |
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} |
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|
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if( host_developer.value ) |
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{ |
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#ifdef _WIN32 |
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Con_ShowConsole( true ); |
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Con_DisableInput(); // disable input line for dedicated server |
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#endif |
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Sys_Print( text ); // print error message |
|
Sys_WaitForQuit(); |
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} |
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else |
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{ |
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#ifdef _WIN32 |
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Con_ShowConsole( false ); |
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#endif |
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MSGBOX( text ); |
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} |
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|
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Sys_Quit(); |
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} |
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|
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#ifdef __EMSCRIPTEN__ |
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/* strange glitchy bug on emscripten |
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_exit->_Exit->asm._exit->_exit |
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As we do not need atexit(), just throw hidden exception |
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*/ |
|
#include <emscripten.h> |
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#define exit my_exit |
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void my_exit(int ret) |
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{ |
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emscripten_cancel_main_loop(); |
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printf("exit(%d)\n", ret); |
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EM_ASM(if(showElement)showElement('reload', true);throw 'SimulateInfiniteLoop'); |
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} |
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#endif |
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|
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/* |
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================ |
|
Sys_Quit |
|
================ |
|
*/ |
|
void Sys_Quit( void ) |
|
{ |
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Host_Shutdown(); |
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exit( error_on_exit ); |
|
} |
|
|
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/* |
|
================ |
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Sys_Print |
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print into window console |
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================ |
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*/ |
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void Sys_Print( const char *pMsg ) |
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{ |
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if( !Host_IsDedicated() ) |
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Con_Print( pMsg ); |
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#ifdef _WIN32 |
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{ |
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const char *msg; |
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static char buffer[MAX_PRINT_MSG]; |
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static char logbuf[MAX_PRINT_MSG]; |
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char *b = buffer; |
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char *c = logbuf; |
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int i = 0; |
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if( host.type == HOST_NORMAL ) |
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Con_Print( pMsg ); |
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// if the message is REALLY long, use just the last portion of it |
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if( Q_strlen( pMsg ) > sizeof( buffer ) - 1 ) |
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msg = pMsg + Q_strlen( pMsg ) - sizeof( buffer ) + 1; |
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else msg = pMsg; |
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// copy into an intermediate buffer |
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while( msg[i] && (( b - buffer ) < sizeof( buffer ) - 1 )) |
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{ |
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if( msg[i] == '\n' && msg[i+1] == '\r' ) |
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{ |
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b[0] = '\r'; |
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b[1] = c[0] = '\n'; |
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b += 2, c++; |
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i++; |
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} |
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else if( msg[i] == '\r' ) |
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{ |
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b[0] = c[0] = '\r'; |
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b[1] = '\n'; |
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b += 2, c++; |
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} |
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else if( msg[i] == '\n' ) |
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{ |
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b[0] = '\r'; |
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b[1] = c[0] = '\n'; |
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b += 2, c++; |
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} |
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else if( msg[i] == '\35' || msg[i] == '\36' || msg[i] == '\37' ) |
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{ |
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i++; // skip console pseudo graph |
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} |
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else if( IsColorString( &msg[i] )) |
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{ |
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i++; // skip color prefix |
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} |
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else |
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{ |
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if( msg[i] == '\1' || msg[i] == '\2' ) |
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i++; |
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*b = *c = msg[i]; |
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b++, c++; |
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} |
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i++; |
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} |
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*b = *c = 0; // terminator |
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Con_WinPrint( buffer ); |
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} |
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#endif |
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Sys_PrintLog( pMsg ); |
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// Rcon_Print( pMsg ); |
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} |
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/* |
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================ |
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MsgDev |
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formatted developer message |
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================ |
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*/ |
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void MsgDev( int type, const char *pMsg, ... ) |
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{ |
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static char text[MAX_PRINT_MSG]; |
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va_list argptr; |
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if( type >= D_REPORT && host_developer.value < DEV_EXTENDED ) |
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return; |
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va_start( argptr, pMsg ); |
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Q_vsnprintf( text, sizeof( text ) - 1, pMsg, argptr ); |
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va_end( argptr ); |
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switch( type ) |
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{ |
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case D_WARN: |
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Sys_Print( va( "^3Warning:^7 %s", text )); |
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break; |
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case D_ERROR: |
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Sys_Print( va( "^1Error:^7 %s", text )); |
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break; |
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case D_INFO: |
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case D_NOTE: |
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case D_REPORT: |
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Sys_Print( text ); |
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break; |
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} |
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}
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