int MidiDriver_DMEDIA::open() {
int numinterfaces;
int i;
const char *var;
char *portName;
if (_isOpen)
return MERR_ALREADY_OPEN;
_isOpen = true;
numinterfaces = mdInit();
if (numinterfaces <= 0) {
fprintf(stderr, "No MIDI interfaces configured.\n");
perror("Cannot initialize libmd for sound output");
return -1;
}
if (getenv("RESIDUALVM_MIDIPORT")) {
_deviceNum = atoi(getenv("RESIDUALVM_MIDIPORT"));
_midiportName = mdGetName(_deviceNum);
} else {
var = ConfMan.get("dmedia_port").c_str();
if (strlen(var) > 0) {
for (i = 0; i < numinterfaces; i++) {
portName = mdGetName(i);
if (strcmp(var, portName) == 0) {
_deviceNum = i;
_midiportName = portName;
}
}
}
}
_midiPort = mdOpenOutPort(_midiportName);
if (!_midiPort) {
warning("Failed to open MIDI interface %s", _midiportName);
return -1;
}
_fd = mdGetFd(_midiPort);
if (!_fd) {
warning("Failed to aquire filehandle for MIDI port %s", _midiportName);
mdClosePort(_midiPort);
return -1;
}
mdSetStampMode(_midiPort, MD_NOSTAMP); /* don't use Timestamps */
return 0;
}
int midi_open(const char *name, int input)
{
MDport md;
mus_midi_initialize();
if (input == MIDI_READ)
md = mdOpenInPort((char *)name);
else md = mdOpenOutPort((char *)name);
if (md == NULL)
{
#ifdef NO_SNDLIB
fprintf(stderr, "can't open %s\n", name);
return(-1);
#else
return(mus_error(MUS_MIDI_OPEN_ERROR, "can't open %s", name));
#endif
}
mdSetStampMode(md, MD_NOSTAMP);
return(new_midi_line(name, md, input));
}
