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Initial attempt to make timidity work on Linux again

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Add code to find the timidity executable, and split the command line into separate arguments by spaces.
For some reason, this doesn't work, although reverting 64e96c5f makes timidity work again.
This commit is contained in:
Kevin Caccamo 2017-07-30 19:34:05 -04:00 committed by Rachael Alexanderson
parent 49b77f3a17
commit 233fce7ef6
1 changed files with 59 additions and 18 deletions
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59
src/sound/mididevices/music_timiditypp_mididevice.cpp
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@ -525,15 +525,56 @@ bool TimidityPPMIDIDevice::LaunchTimidity ()
int forkres;
glob_t glb;
switch (glob (CommandLine.GetChars(), 0, NULL, &glb))
{
case 0: // all good
break;
// Get timidity executable path
int spaceIdx = 0;
int spaceInExePathCount = -1;
FString TimidityExe;
do {
spaceIdx = CommandLine.IndexOf(' ', spaceIdx);
spaceInExePathCount += 1;
TimidityExe = CommandLine.Left(spaceIdx);
glob(TimidityExe.GetChars(), 0, NULL, &glb);
} while (spaceIdx != -1 && glb.gl_pathc == 0);
if (spaceIdx == -1) return false;
globfree(&glb);
case GLOB_NOSPACE:
globfree (&glb);
default:
return false;
int strCount = 1;
for (spaceIdx = 0; spaceIdx < CommandLine.Len(); spaceIdx++) {
if (CommandLine[spaceIdx] == ' ') {
++strCount;
if (CommandLine[spaceIdx+1] == ' ') {
--strCount;
}
}
}
strCount -= spaceInExePathCount;
char** TimidityArgs = new char*[strCount];
spaceIdx = CommandLine.IndexOf(' ');
int curSpace = spaceIdx, i = 1;
TimidityArgs[0] = new char[TimidityExe.Len() + 1];
strcpy(TimidityArgs[0], TimidityExe.GetChars());
int argLen;
while (curSpace != -1) {
curSpace = CommandLine.IndexOf(' ', spaceIdx);
if (curSpace != spaceIdx) {
argLen = curSpace - spaceIdx + 1;
if (argLen < 0) {
argLen = CommandLine.Len() - curSpace;
}
TimidityArgs[i] = new char[argLen];
strcpy(TimidityArgs[i], CommandLine.Mid(spaceIdx, curSpace - spaceIdx).GetChars());
i += 1;
}
spaceIdx = curSpace + 1;
}
DPrintf(DMSG_NOTIFY, "Timidity EXE: \x1cG%s\n", TimidityExe.GetChars());
for (i = 0; i < strCount; i++) {
DPrintf(DMSG_NOTIFY, "arg %d: \x1cG%s\n", i, TimidityArgs[i]);
}
forkres = fork ();
@ -546,7 +587,7 @@ bool TimidityPPMIDIDevice::LaunchTimidity ()
// freopen ("/dev/null", "w", stderr);
close (WavePipe[1]);
execvp (glb.gl_pathv[0], glb.gl_pathv);
execvp (TimidityExe.GetChars(), TimidityArgs);
fprintf(stderr,"execvp failed\n");
_exit (0); // if execvp succeeds, we never get here
}