Fixed race conditions#4

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riquito wants to merge 3 commits into

lehmannro:masterfrom

Commits on Jun 10, 2013

Don't let the shell evaluate arguments
Riccardo Attilio Galli
committed
Avoid printf since we can't both format strings and escape printf specific rules
Riccardo Attilio Galli
committed
Interpretation of backslash escapes
Riccardo Attilio Galli
committed