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base-files: replace backticks by $(...)

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

This does not touch lib/upgrade/nand.sh, as there replacement is
not trivial.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
This commit is contained in:
Adrian Schmutzler 2020-05-10 16:47:46 +02:00 committed by AmadeusGhost
parent e7878a97a4
commit b2d4795ace
3 changed files with 3 additions and 3 deletions
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2
package/base-files/files/bin/board_detect
View File

@ -5,7 +5,7 @@ CFG=$1
[ -n "$CFG" ] || CFG=/etc/board.json
[ -d "/etc/board.d/" -a ! -s "$CFG" ] && {
for a in `ls /etc/board.d/*`; do
for a in $(ls /etc/board.d/*); do
[ -x $a ] || continue;
$(. $a)
done

2
package/base-files/files/etc/uci-defaults/13_fix-group-user
View File

@ -1,6 +1,6 @@
. /lib/functions.sh
for file in `grep -sl Require-User /usr/lib/opkg/info/*.control`; do
for file in $(grep -sl Require-User /usr/lib/opkg/info/*.control); do
file="${file##*/}"
file="${file%.control}"
add_group_and_user "${file}"

2
package/base-files/files/lib/preinit/30_failsafe_wait
View File

@ -92,7 +92,7 @@ failsafe_wait() {
preinit_net_echo "Please press button now to enter failsafe"
pi_failsafe_net_message=false
fs_wait_for_key f 'to enter failsafe mode' $fs_failsafe_wait_timeout && FAILSAFE=true
[ -f "/tmp/failsafe_button" ] && FAILSAFE=true && echo "- failsafe button "`cat /tmp/failsafe_button`" was pressed -"
[ -f "/tmp/failsafe_button" ] && FAILSAFE=true && echo "- failsafe button "$(cat /tmp/failsafe_button)" was pressed -"
[ "$FAILSAFE" = "true" ] && export FAILSAFE && touch /tmp/failsafe
fi
}