Review Request 114737: KInfocenter/OpenGL: reimplement the ReadPipe() function with QProcess

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This review has been submitted with commit 76d9995933f23acdef1dbf34a62649f149561e73 by Wolfgang Bauer to branch master.

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On Jan. 26, 2014, 9:43 a.m., Wolfgang Bauer wrote:
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> https://git.reviewboard.kde.org/r/114737/
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> (Updated Jan. 26, 2014, 9:43 a.m.)
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> Review request for kde-workspace and David Stephen Hubner.
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> Repository: kde-workspace
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> Description
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> This patch reimplements the ReadPipe() function by using QProcess instead of popen().
> This should make it more portable.
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> As a positive side-effect, this also removes those "sh: lspci: command not found." messages when run in Konsole and lspci is not in the user's path.
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> This was suggested on the kde-core-devel mailinglist in November:
> http://lists.kde.org/?l=kde-core-devel&m=138407113011843&w=2
> http://lists.kde.org/?l=kde-core-devel&m=138409755820003&w=2
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> Diffs
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>   kinfocenter/Modules/opengl/opengl.cpp 8901957 
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> Diff: https://git.reviewboard.kde.org/r/114737/diff/
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> Testing
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> Ran KInfocenter with lspci in /usr/bin/ (i.e. in the user's path) and /sbin/ (not in the user's path). The OpenGL module showed the 3D accelerator info correctly in both cases.
> With lspci removed completely it showed "unknown" as expected.
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> Thanks,
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> Wolfgang Bauer
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