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Added simple check for unsupported compression method in .7z files
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@ -293,6 +293,21 @@ bool F7ZFile::Open(bool quiet)
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}
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// Resize the lump record array to its actual size
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NumLumps -= skipped;
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if (NumLumps > 0)
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{
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// Quick check for unsupported compression method
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TArray<char> temp;
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temp.Resize(Lumps[0].LumpSize);
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if (SZ_OK != Archive->Extract(Lumps[0].Position, &temp[0]))
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{
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if (!quiet) Printf("\n%s: unsupported 7z/LZMA file!\n", Filename);
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return false;
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}
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}
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if (!quiet) Printf(", %d lumps\n", NumLumps);
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// Entries in archives are sorted alphabetically
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