File watchman_create_state_dir of Package watchman.17348

#!/bin/bash

if [ $# -ne 1 ]; then
	echo "$0: <path-to-state-dir>" 1>&2
	exit 1
fi

STATE_DIR="$1"

cd -P "$STATE_DIR" 2>/dev/null
if [ $? -eq 0 ]; then
	if [ `pwd` != "$STATE_DIR" ]; then
		echo "$STATE_DIR: appears to be a symlink" 1>&2
		exit 1
	fi

	# state directory already exists. make sure it is has correct ownership.
	owner=`stat -c "%U" .`
	if [ "$owner" == "$USER" ]; then
		# state dir is sane
		exit 0
	fi

	echo "$STATE_DIR: already existing with bad ownership" 1>&2
	exit 1
else
	mkdir -m2700 "$STATE_DIR"
fi