If your shell is bash, check out the PIPESTATUS shell parameter. For example, $command = "make -f <parameters> 2>&1 | tee -a build.log; let \\!PIPESTATUS"; might work, but I haven't tested it.

In reply to Re: Capture Exit Code Using Pipe & Tee by ambrus
in thread Capture Exit Code Using Pipe & Tee by Anonymous Monk

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