added quick sanity checks to gentextures.sh, to make sure imagemagick and bc

are really there.
2012-08-01 02:38:54 -04:00 · 2012-08-01 02:38:54 -04:00 · 78da946a40
parent 821e64db90
commit 78da946a40
1 changed files with 10 additions and 0 deletions
--- a/gentextures.sh
+++ b/gentextures.sh
@ -1,5 +1,15 @@
 #!/bin/bash

+if [ -z "`which convert`"] ; then {
+	echo "Please install Imagemagick."
+	exit 1
+}
+
+if [ -z "`which bc`"] ; then {
+	echo "Please install GNU bc."
+	exit 1
+}
+
 if [ $1 = "-t" ] ; then {
 	TINT_OVERLAY=$1
 	BASE=$2