--- audio/LINUXaudio.c.orig 1996-11-22 01:28:33 UTC +++ audio/LINUXaudio.c @@ -55,7 +55,7 @@ #include #include #include -#include +#include #include "include/error.h" #include "include/audio.h" @@ -78,7 +78,7 @@ static int snd_pipes[2]; */ static char *Audio_dev = "/dev/audio"; -static int Audio_fd; +static int Audio_fd = -1; /* size should depend on sample_rate */ static unsigned char buf[BUFFER_SIZE]; static char errorString[255]; @@ -125,13 +125,14 @@ int SetUpAudioSystem(display) if (!strcmp(string, "EXIT")) { /* Make sure that the audio device is flushed and reset */ + if ( Audio_fd >= 0 ) ioctl(Audio_fd, SNDCTL_DSP_RESET, 0); exit(0); } /* Try to open the audio device */ - if (!(Audio_fd = open(Audio_dev, O_WRONLY))) + if ((Audio_fd = open(Audio_dev, O_WRONLY)) < 0) { continue; } @@ -185,6 +186,7 @@ int SetUpAudioSystem(display) /* Close the sound file */ (void) close(ifd); (void) close(Audio_fd); + Audio_fd = -1; } while (True); }