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Fix crash when following symlinks to nonexistent IWAD files

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Cacodemon345 2021-02-12 00:10:05 +06:00 committed by Christoph Oelckers
parent 6bc82bdeff
commit 0a30c19138
1 changed files with 6 additions and 0 deletions
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6
src/d_iwad.cpp
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@ -577,6 +577,12 @@ int FIWadManager::IdentifyVersion (TArray<FString> &wadfiles, const char *iwad,
// -iwad not found or not specified. Revert back to standard behavior.
if (mFoundWads.Size() == numFoundWads) iwadparm = nullptr;
// Check for symbolic links leading to non-existent files.
for (unsigned int i = 0; i < mFoundWads.Size(); i++)
{
if (!FileExists(mFoundWads[i].mFullPath)) mFoundWads.Delete(i);
}
// Now check if what got collected actually is an IWAD.
ValidateIWADs();