buildbot/buildbot — pull request #918 by vrutsky (2013-10-17 23:36:16+00:00)
Title: Explicitly state that used /bin/bash shell in Makefile

Code

$(shell if [[ `tar --version` =~ "bsdtar" ]]; ...

written using Bash double-bracket conditions syntax. When (default on some platforms) /bin/sh interpreter used this code outputs error (but luckily works as required):

/bin/sh: 1: [[: not found