Added fast-fail to a number of scripts

src/00_clean.sh

@@ -1,12 +1,11 @@
 #!/bin/sh
+set -e
 
 echo "*** CLEAN BEGIN ***"
 
 echo "Cleaning up the main work area. This may take a while..."
 rm -rf work
 mkdir work
-
-# -p stops errors if the directory already exists
 mkdir -p source
 
 echo "*** CLEAN END ***"

src/08_prepare_src.sh

@@ -1,4 +1,5 @@
 #!/bin/sh
+set -e
 
 echo "*** PREPARE SRC BEGIN ***"
 

src/09_generate_rootfs.sh

@@ -1,4 +1,5 @@
 #!/bin/sh
+set -e
 
 echo "*** GENERATE ROOTFS BEGIN ***"
 

src/10_pack_rootfs.sh

@@ -1,4 +1,5 @@
 #!/bin/sh
+set -e
 
 echo "*** PACK ROOTFS BEGIN ***"
 

src/11_get_syslinux.sh

@@ -1,4 +1,5 @@
 #!/bin/sh
+set -e
 
 echo "*** GET SYSLINUX BEGIN ***"