etc-update: consistently use double bracket operator

Closes: https://github.com/gentoo/portage/pull/323

1 files changed, 8 insertions, 8 deletions

diff --git a/bin/etc-update b/bin/etc-update
index 4f02876ef..afdd48ce8 100755
--- a/bin/etc-update
+++ b/bin/etc-update
@@ -146,8 +146,8 @@ scan() {
 		find_opts+=( "$name_opt" )
 		find_opts+=( ! -name '.*~' ! -iname '.*.bak' -print )
 
-		if [ ! -w "${path}" ] ; then
-			[ -e "${path}" ] || continue
+		if [[ ! -w ${path} ]] ; then
+			[[ -e ${path} ]] || continue
 			die "Need write access to ${path}"
 		fi
 
@@ -383,7 +383,7 @@ read_int() {
 }
 
 do_file() {
-	interactive_echo() { [ "${OVERWRITE_ALL}" != "yes" ] && [ "${DELETE_ALL}" != "yes" ] && echo; }
+	interactive_echo() { [[ ${OVERWRITE_ALL} != yes ]] && [[ ${DELETE_ALL} != yes ]] && echo; }
 	interactive_echo
 	local -i my_input
 	local -i linecnt
@@ -541,17 +541,17 @@ do_cfg() {
 		case ${my_input} in
 			1)	echo "Replacing ${ofile} with ${file}"
 				do_mv_ln ${mv_opts} "${file}" "${ofile}"
-				[ -n "${OVERWRITE_ALL}" ] && my_input=-1
+				[[ -n ${OVERWRITE_ALL} ]] && my_input=-1
 				continue
 				;;
 			2)	echo "Deleting ${file}"
 				rm ${rm_opts} "${file}"
-				[ -n "${DELETE_ALL}" ] && my_input=-1
+				[[ -n ${DELETE_ALL} ]] && my_input=-1
 				continue
 				;;
 			3)	do_merge "${file}" "${ofile}"
 				my_input=${?}
-#				[ ${my_input} == 255 ] && my_input=-1
+#				[[ ${my_input} == 255 ]] && my_input=-1
 				continue
 				;;
 			4)	continue
@@ -696,10 +696,10 @@ die() {
 	trap SIGINT
 	local msg=$1 exitcode=${2:-1}
 
-	if [ ${exitcode} -eq 0 ] ; then
+	if [[ ${exitcode} -eq 0 ]] ; then
 		${QUIET} || printf 'Exiting: %b\n' "${msg}"
 		scan > /dev/null
-		! ${QUIET} && [ ${count} -gt 0 ] && echo "NOTE: ${count} updates remaining"
+		! ${QUIET} && [[ ${count} -gt 0 ]] && echo "NOTE: ${count} updates remaining"
 	else
 		error "${msg}"
 	fi