From 6da5dad34897af73fa633f83223c954ffd35da71 Mon Sep 17 00:00:00 2001
From: rhaas <rhaas@ba58616d-3abc-4c77-8745-3ba8ad4a582f>
Date: Wed, 12 Feb 2014 23:49:39 +0000
Subject: report missing PATCH or TAR

git-svn-id: http://svn.cactuscode.org/projects/ExternalLibraries/libjpeg/trunk@40 ba58616d-3abc-4c77-8745-3ba8ad4a582f
---
 configure.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/configure.sh b/configure.sh
index 62e8ef9..d46fbcb 100755
--- a/configure.sh
+++ b/configure.sh
@@ -77,6 +77,23 @@ then
     echo "Building libjpeg..."
     echo "END MESSAGE"
 
+    # check for required tools. Do this here so that we don't require them when
+    # using the system library
+    if [ x$TAR = x ] ; then
+      echo 'BEGIN ERROR'
+      echo 'Could not find tar command. Please make sure that (gnu) tar is present'
+      echo 'and that the TAR variable is set to its location.'
+      echo 'END ERROR'
+      exit 1
+    fi
+    #if [ x$PATCH = x ] ; then
+    #  echo 'BEGIN ERROR'
+    #  echo 'Could not find patch command. Please make sure that (gnu) tar is present'
+    #  echo 'and that the PATCH variable is set to its location.'
+    #  echo 'END ERROR'
+    #  exit 1
+    #fi
+
     # Set locations
     THORN=libjpeg
     NAME=jpeg-8c
-- 
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