Fix some shellcheck(1) warnings

[ax-unix.git] / lib / ax / ax-common.sh

diff --git a/lib/ax/ax-common.sh b/lib/ax/ax-common.sh
index fbeb5793c05df9f8ab7706b32f2a570c85cd6f60..b50cab6f23081f875ee2df2e9277f95d364d27e7 100644 (file)
--- a/lib/ax/ax-common.sh
+++ b/lib/ax/ax-common.sh
@@ -1,3 +1,4 @@
+#!/bin/sh
 #
 # ax-common.sh -- Common Functions for Shell Scripts
 # Copyright (c)2013-2015 Alexander Barton (alex@barton.de)
@@ -8,6 +9,7 @@
 # (at your option) any later version.
 #
 
+# shellcheck disable=SC2034
 ax_common_sourced=1
 
 # Display a colored message.
@@ -23,9 +25,7 @@ ax_msg1() {
                *)      c="0";
        esac
        # print colored word(s):
-       printf "\033[0;${c}m"
-       /bin/echo -n "${1}"
-       printf "\033[0m "
+       printf "\033[0;%sm%s\033[0m " "${c}" "${1}"
        shift
        # print remaining word(s) and trailing newline:
        echo "${*}"