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Fix _autoenv_get_file_upwards for older Zsh

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Daniel Hahler 2014-11-24 18:51:20 +01:00
parent d9ff71ac1d
commit 6d8141d290
1 changed files with 20 additions and 9 deletions
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27
autoenv.zsh
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@ -181,15 +181,26 @@ _autoenv_source() {
_autoenv_get_file_upwards() { _autoenv_get_file_upwards() {
local look_from=${1:-$PWD} local look_from=${1:-$PWD}
local look_for=${2:-$AUTOENV_FILE_ENTER} local look_for=${2:-$AUTOENV_FILE_ENTER}
# Look for files in parent dirs, using an extended Zsh glob.
setopt localoptions extendedglob # Manually look in parent dirs. An extended Zsh glob should use Y1 for
local m # performance reasons, which is only available in zsh-5.0.5-146-g9381bb6.
# Y1: short-circuit: first match. local last
# :A: absolute path, resolving symlinks. local parent_dir="$look_from/.."
m=($look_from/(../)##${look_for}(NY1:A)) while true; do
if (( $#m )); then parent_dir=${parent_dir:A}
echo $m[1] if [[ $parent_dir == $last ]]; then
break
fi fi
parent_file="${parent_dir}/${look_for}"
if [[ -f $parent_file ]]; then
echo $parent_file
break
fi
last=$parent_dir
parent_dir="${parent_dir}/.."
done
} }