Fix some shellcheck(1) warnings in ax-common example code

diff --git a/lib/ax/README b/lib/ax/README
index c55c01b0588d5e5987178c235cf9d2e4cc4b1f51..80e9de07fa7939eb900b173fbd43e0889b82203d 100644 (file)
--- a/lib/ax/README
+++ b/lib/ax/README
@@ -1,5 +1,5 @@
 ax-unix: Alex' UNIX Tools & Scripts
 ax-unix: Alex' UNIX Tools & Scripts

-Copyright (c)2013-2015 Alexander Barton (alex@barton.de)
+Copyright (c)2013-2016 Alexander Barton (alex@barton.de)

 
 This directory contains library files to use in 3rd party applications and
 scripts. Please see below for usage information.
 
 This directory contains library files to use in 3rd party applications and
 scripts. Please see below for usage information.


@@ -17,10 +17,12 @@ Use something like the following in your scrips:
 
 ----> cut here <---------------------------------------------------------------
 # Include "ax-common.sh":
 
 ----> cut here <---------------------------------------------------------------
 # Include "ax-common.sh":

+ax_common_sourced=

 for dir in "$HOME/lib" "$HOME/.ax" /usr/local /opt/ax /usr; do
        [ -z "$ax_common_sourced" ] || break
        ax_common="${dir}/lib/ax/ax-common.sh"
 for dir in "$HOME/lib" "$HOME/.ax" /usr/local /opt/ax /usr; do
        [ -z "$ax_common_sourced" ] || break
        ax_common="${dir}/lib/ax/ax-common.sh"

-       [ -r "$ax_common" ] && source "$ax_common"
+       # shellcheck source=/usr/local/lib/ax/ax-common.sh
+       [ -r "$ax_common" ] && . "$ax_common"

 done
 if [ -z "$ax_common_sourced" ]; then
        echo "Error (`basename "$0"`): \"ax-common.sh\" not found, aborting!"
 done
 if [ -z "$ax_common_sourced" ]; then
        echo "Error (`basename "$0"`): \"ax-common.sh\" not found, aborting!"