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From: Simon Frankenberger <simon-alpine@fraho.eu>
make iptables-apply use posix sh
--- a/iptables/iptables-apply
+++ b/iptables/iptables-apply
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
# iptables-apply -- a safer way to update iptables remotely
#
# Usage:
@@ -110,7 +110,7 @@
}
function checkcommands() {
- for cmd in "${COMMANDS[@]}"; do
+ for cmd in ${COMMANDS}; do
if ! command -v "$cmd" >/dev/null; then
echo "Error: needed command not found: $cmd" >&2
exit 127
@@ -184,7 +184,7 @@
fi
# Needed commands
- COMMANDS=(mktemp "$SAVE" "$RESTORE" "$RUNCMD")
+ COMMANDS="mktemp $SAVE $RESTORE $RUNCMD"
checkcommands
;;
(*)
@@ -196,7 +196,7 @@
fi
# Needed commands
- COMMANDS=(mktemp "$SAVE" "$RESTORE")
+ COMMANDS="mktemp $SAVE $RESTORE"
checkcommands
;;
esac
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