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scripts/mkits.sh: replace legacy backticks with $()

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This replaces deprecated backticks by more versatile $(...) syntax.

Found with shellcheck.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
[adjust commit title and message]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
This commit is contained in:
Rosen Penev 2019-12-30 18:21:36 -08:00 committed by Adrian Schmutzler
parent 543d945f07
commit 9a8ba44f9c
1 changed files with 2 additions and 2 deletions
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4
scripts/mkits.sh
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@ -15,7 +15,7 @@
#
usage() {
echo "Usage: `basename $0` -A arch -C comp -a addr -e entry" \
echo "Usage: $(basename $0) -A arch -C comp -a addr -e entry" \
"-v version -k kernel [-D name -d dtb] -o its_file"
echo -e "\t-A ==> set architecture to 'arch'"
echo -e "\t-C ==> set compression type 'comp'"
@ -55,7 +55,7 @@ if [ -z "${ARCH}" ] || [ -z "${COMPRESS}" ] || [ -z "${LOAD_ADDR}" ] || \
usage
fi
ARCH_UPPER=`echo $ARCH | tr '[:lower:]' '[:upper:]'`
ARCH_UPPER=$(echo $ARCH | tr '[:lower:]' '[:upper:]')
# Conditionally create fdt information
if [ -n "${DTB}" ]; then