Consistently using curly brackets for variables.

[live-boot-grml.git] / bin / live-reconfigure

diff --git a/bin/live-reconfigure b/bin/live-reconfigure
index 565bdea..16cb51d 100755 (executable)
--- a/bin/live-reconfigure
+++ b/bin/live-reconfigure
@@ -8,31 +8,31 @@ frontend=noninteractive
 
 findcommandinroot ()
 {
-       ROOT="$1/"
+       ROOT="${1}/"
        shift
 
-       while [ "$#" -ge 1 ]
+       while [ "${#}" -ge 1 ]
        do
-               P="$PATH"
+               P="${PATH}"
 
-               while [ "$P" ]
+               while [ "${P}" ]
                do
                        D=${P%%:*}
                        P=${P#*:}
 
-                       if [ "$D" = "$P" ]
+                       if [ "${D}" = "${P}" ]
                        then
                                P=
                        fi
 
-                       if [ -z "$D" ]
+                       if [ -z "${D}" ]
                        then
                                D=.
                        fi
 
-                       if [ -x "$ROOT$D/$1" ]
+                       if [ -x "${ROOT}${D}/${1}" ]
                        then
-                               echo "$D/$1"
+                               echo "${D}/${1}"
                                return 0
                        fi
                done
@@ -45,26 +45,26 @@ findcommandinroot ()
 
 runcommandinroot ()
 {
-       C=$(findcommandinroot "$1" "$2")
-       ROOT="$1"
+       C=$(findcommandinroot "${1}" "${2}")
+       ROOT="${1}"
 
        shift
        shift
 
-       [ -n "$C" ] && chroot "$ROOT" "$C" "$@"
+       [ -n "${C}" ] && chroot "${ROOT}" "${C}" "${@}"
 }
 
-root="$1"
-package="$2"
+root="${1}"
+package="${2}"
 
-version=$(runcommandinroot "$root" dpkg-query -W --showformat='${Version}' "$package" 2>/dev/null) || version=""
+version=$(runcommandinroot "${root}" dpkg-query -W --showformat='${Version}' "${package}" 2>/dev/null) || version=""
 
-if [ -z "$version" ]
+if [ -z "${version}" ]
 then
-       echo >&2 "$0: package '$package' is not installed"
+       echo >&2 "${0}: package '${package}' is not installed"
        exit 0
 fi
 
-runcommandinroot "$root" dpkg-reconfigure -fnoninteractive --no-reload "$package"
+runcommandinroot "${root}" dpkg-reconfigure -fnoninteractive --no-reload "${package}"
 
 exit 0