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Fix crash if envvar not set.

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svn-id: r4286
This commit is contained in:
James Brown
2002-05-12 10:18:40 +00:00
parent b9e335ef0f
commit 3beabb6c19
1 changed files with 2 additions and 1 deletions
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sound/mididrv.cpp
+2 -1
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@@ -386,7 +386,8 @@ int MidiDriver_SEQ::open(int mode) {
error("Cannot open /dev/null to dump midi output");
}
_device_num = atoi(getenv("SCUMMVM_MIDIPORT"));
if (getenv("SCUMMVM_MIDIPORT"))
_device_num = atoi(getenv("SCUMMVM_MIDIPORT"));
return 0;
}