FIX: Bug [0000889] "Build scripts should exit on error"

build.sh

@@ -1,5 +1,7 @@
 #!/bin/sh 
 
+set -e
+
 # if you compile first time you must change variable "lazpath" and "lcl"
 # after it execute this script with parameter "all" at doublecmd dir 
 # "./build.sh all" it build doublecmd

components/build.sh

@@ -1,4 +1,7 @@
 #!/bin/sh
+
+set -e
+
 # Compiling components
 
 # This script run from main build.sh script

install/linux/install-help.sh

@@ -1,5 +1,7 @@
 #!/bin/sh
 
+set -e
+
 # Parse input parameters
 CKNAME=$(basename "$0")
 args=$(getopt -n $CKNAME -o P:,I: -l portable-prefix:,install-prefix:,default -- "$@")

plugins/build.sh

@@ -1,4 +1,7 @@
 #!/bin/sh
+
+set -e
+
 # Build all plugins
 
 # This script run from main build.sh script