From 9cf07c58e6b5c51ff78ea56574ddf90308861ce2 Mon Sep 17 00:00:00 2001
From: Andreas Maunz <andreas@maunz.de>
Date: Mon, 26 Mar 2012 17:16:54 +0200
Subject: Fixed dependency checks

---
 bin/algorithm-install | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/bin/algorithm-install b/bin/algorithm-install
index 157eeb6..2645d1c 100755
--- a/bin/algorithm-install
+++ b/bin/algorithm-install
@@ -121,8 +121,8 @@ echo
 [ -d $OT_CONFIG/config/$SELF ] || cmd="mkdir -p $OT_CONFIG/config/$SELF" && run_cmd "$cmd" "$SELF config directory"
 
 [ "`$RBENV local`" = "$RUBY_VER" ] || install_ruby
-[ -z `find $RUBY_DIR -name openbabel.so 2>/dev/null` ] && install_ob_ruby
-( [ -z `find libfminer/ -name bbrc.so 2>/dev/null` ] || [ -z `find libfminer/ -name last.so 2>/dev/null` ] ) && install_fminer
+[ -n `find $RUBY_DIR -name openbabel.so 2>/dev/null` ] || install_ob_ruby
+( [ -n `find libfminer/ -name bbrc.so 2>/dev/null` ] && [ -n `find libfminer/ -name last.so 2>/dev/null` ] ) || install_fminer
 
 echo
 install_bundler
-- 
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