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Resolve arc location through symlinks-of-symlinks, etc

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Summary:
Stole this from stackoverflow; seems to work?

http://stackoverflow.com/questions/59895/can-a-bash-script-tell-what-directory-its-stored-in

Test Plan: Ran a symlink to bin/arc.

Reviewers: btrahan, zeeg

Reviewed By: btrahan

CC: aran, epriestley

Maniphest Tasks: T124

Differential Revision: https://secure.phabricator.com/D1968
This commit is contained in:
epriestley 2012-03-21 18:04:35 -07:00
parent e8accf4b9f
commit 7c3f8b3041
1 changed files with 10 additions and 2 deletions
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12
bin/arc
View file

@ -1,7 +1,15 @@
#!/bin/sh
#!/bin/bash
# NOTE: This file is a wrapper script instead of a symlink so it will work in
# the Git Bash environment in Windows.
exec `dirname $0`/../scripts/arcanist.php $@
# Do bash magic to resolve the real location of this script through aliases,
# symlinks, etc.
SOURCE="${BASH_SOURCE[0]}";
while [ -h "$SOURCE" ]; do
SOURCE="$(readlink "$SOURCE")";
done;
DIR="$(cd -P "$(dirname "$SOURCE")" && pwd)"
exec $DIR/../scripts/arcanist.php $@