brew.sh: fix brew --version outside HOMEBREW_REPOSITORY.

This commit is contained in:
Mike McQuaid 2016-09-22 21:46:11 +01:00
parent bbed7246bc
commit 5af52410ab

View File

@ -1,4 +1,4 @@
HOMEBREW_VERSION="$(git describe --tags --dirty 2>/dev/null)"
HOMEBREW_VERSION="$(GIT_DIR="$HOMEBREW_REPOSITORY/.git" git describe --tags --dirty 2>/dev/null)"
if [[ -z "$HOMEBREW_VERSION" ]]
then
HOMEBREW_VERSION=">1.0.0 (no git repository)"