A better Beep
David Lee Lambert
lamber45 at cse.msu.edu
Mon May 16 15:04:28 CDT 2005
Changelog:
Support beeping with the PC speaker when running from the Linux console
--
David Lee Lambert (also as4109 at wayne.edu) cell ph# 586-873-8813
PGP key at http://www.cse.msu.edu/~lamber45/newmail.htm#GPGKey
-------------- next part --------------
--- dlls/kernel/console.c.v1_39 Fri May 13 15:38:16 2005
+++ dlls/kernel/console.c Fri May 13 21:02:19 2005
@@ -193,9 +193,19 @@
*/
BOOL WINAPI Beep( DWORD dwFreq, DWORD dwDur )
{
- static const char beep = '\a';
- /* dwFreq and dwDur are ignored by Win95 */
- if (isatty(2)) write( 2, &beep, 1 );
+ if (strcmp(getenv("TERM"),"linux")==0 && isatty(2)) {
+ /* the Linux console supports setting frequency and duration */
+ char szBeep[50];
+ snprintf(szBeep,50,"\x1B[10;%d]\x1B[11;%d]\a",(int)dwFreq,(int)dwDur);
+ write( 2, szBeep, strlen(szBeep) );
+ usleep(dwDur*1000);
+ } else if (isatty(2)) {
+ /* dwFreq and dwDur are ignored by Win95 */
+ static const char beep = '\a';
+ write( 2, &beep, 1 );
+ } else {
+ /* TODO: we could play a .wav file instead... */
+ }
return TRUE;
}
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