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_lp_git_branch: minor optimization

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Olivier Mengué 2013-08-20 20:09:26 +02:00
parent aeb0a6afed
commit bc4450e3ec
1 changed files with 7 additions and 5 deletions
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12
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@ -710,13 +710,15 @@ _lp_git_branch()
local gitdir
gitdir="$([ $(\git ls-files . 2>/dev/null | wc -l) -gt 0 ] && \git rev-parse --git-dir 2>/dev/null)"
[[ $? -ne 0 || ! $gitdir =~ (.*\/)?\.git.* ]] && return
local branch="$(\git symbolic-ref HEAD 2>/dev/null)"
if [[ $? -ne 0 || -z "$branch" ]] ; then
local branch
# Recent versions of Git support the --short option for symbolic-ref, but
# not 1.7.9 (Ubuntu 12.04)
if branch="$(\git symbolic-ref -q HEAD)"; then
_lp_escape "${branch#refs/heads/}"
else
# In detached head state, use commit instead
# No escape needed
\git rev-parse --short HEAD 2>/dev/null
else
_lp_escape "${branch#refs/heads/}"
\git rev-parse --short -q HEAD
fi
}