From 4cb251564b860a64b316aba2cb3ab376ce6c36de Mon Sep 17 00:00:00 2001
From: Simon Ruderich <simon@ruderich.org>
Date: Tue, 24 Feb 2009 21:18:35 +0100
Subject: [PATCH] Fix installed() in setup.sh on Mac OS X.

which on Mac OS X doesn't use proper exit code.

Also test for ls instead of which as it caused problems. I have no idea why.
---
 lib.sh                | 2 +-
 tests/lib.sh.test     | 2 +-
 tests/lib.sh.test.out | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib.sh b/lib.sh
index 31b56c0..5576bce 100644
--- a/lib.sh
+++ b/lib.sh
@@ -14,7 +14,7 @@ m4=`which m4`
 # Check if the given program is installed. Returns 0 if it exists, 1
 # otherwise; so it can be used in if.
 installed() {
-    which $1 > /dev/null
+    which $1 | grep -E '^/' > /dev/null
 }
 
 # Creates a symbolic link for file $1 in dirname of $2 with name of basenmae
diff --git a/tests/lib.sh.test b/tests/lib.sh.test
index d21ee2d..03184a0 100644
--- a/tests/lib.sh.test
+++ b/tests/lib.sh.test
@@ -3,5 +3,5 @@
 . ../lib.sh
 
 # Tests for installed().
-installed which && echo which installed
+installed ls && echo ls installed
 installed doesnt-exist && echo doesnt-exist installed
diff --git a/tests/lib.sh.test.out b/tests/lib.sh.test.out
index 79a69a0..faa564d 100644
--- a/tests/lib.sh.test.out
+++ b/tests/lib.sh.test.out
@@ -1 +1 @@
-which installed
+ls installed
-- 
2.45.2