diff options
Diffstat (limited to 'src/sys/sys_win32.c')
| -rw-r--r-- | src/sys/sys_win32.c | 52 |
1 files changed, 51 insertions, 1 deletions
diff --git a/src/sys/sys_win32.c b/src/sys/sys_win32.c index ad6f18eb..8ca1bf62 100644 --- a/src/sys/sys_win32.c +++ b/src/sys/sys_win32.c @@ -43,6 +43,10 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA // Used to determine where to store user-specific files static char homePath[ MAX_OSPATH ] = { 0 }; +#ifndef DEDICATED +static UINT timerResolution = 0; +#endif + #ifdef __WIN64__ void Sys_SnapVector( float *v ) { @@ -313,6 +317,17 @@ qboolean Sys_Mkdir( const char *path ) } /* +================== +Sys_Mkfifo +Noop on windows because named pipes do not function the same way +================== +*/ +FILE *Sys_Mkfifo( const char *ospath ) +{ + return NULL; +} + +/* ============== Sys_Cwd ============== @@ -699,6 +714,8 @@ Windows specific initialisation void Sys_PlatformInit( void ) { #ifndef DEDICATED + TIMECAPS ptc; + const char *SDL_VIDEODRIVER = getenv( "SDL_VIDEODRIVER" ); if( SDL_VIDEODRIVER ) @@ -709,6 +726,36 @@ void Sys_PlatformInit( void ) } else SDL_VIDEODRIVER_externallySet = qfalse; + + if(timeGetDevCaps(&ptc, sizeof(ptc)) == MMSYSERR_NOERROR) + { + timerResolution = ptc.wPeriodMin; + + if(timerResolution > 1) + { + Com_Printf("Warning: Minimum supported timer resolution is %ums " + "on this system, recommended resolution 1ms\n", timerResolution); + } + + timeBeginPeriod(timerResolution); + } + else + timerResolution = 0; +#endif +} + +/* +============== +Sys_PlatformExit + +Windows specific initialisation +============== +*/ +void Sys_PlatformExit( void ) +{ +#ifndef DEDICATED + if(timerResolution) + timeEndPeriod(timerResolution); #endif } @@ -721,7 +768,10 @@ set/unset environment variables (empty value removes it) */ void Sys_SetEnv(const char *name, const char *value) { - _putenv(va("%s=%s", name, value)); + if(value) + _putenv(va("%s=%s", name, value)); + else + _putenv(va("%s=", name)); } /* |