Remove unnecessary spaces in command substitutions

This is likely one of the very last changes necessary to make the
Libreboot build system more cohesive in appearance.

Hopefully from this point forward it won't be as readily apparent as
to who wrote which parts of the build system (i.e. won't look like a
patchwork quilt any longer).

25 files changed, 196 insertions, 196 deletions

diff --git a/libs/common b/libs/common
index 28a34cf7..43fe3b08 100755
--- a/libs/common
+++ b/libs/common
@@ -130,7 +130,7 @@ path_wildcard_expand() {
 	local path=$@
 
 	# Evaluation fails with unescaped whitespaces.
-	path=$( printf '%s\n' "$path" | sed "s/ /\\\ /g" )
+	path=$(printf '%s\n' "$path" | sed "s/ /\\\ /g")
 
 	eval "arguments_list "$path""
 }
@@ -139,8 +139,8 @@ file_checksum_create() {
 	local path=$1
 
 	local checksum_path="$path.$CHECKSUM"
-	local name=$( basename "$path" )
-	local directory_path=$( dirname "$path" )
+	local name=$(basename "$path")
+	local directory_path=$(dirname "$path")
 
 	(
 		cd "$directory_path"
@@ -152,8 +152,8 @@ file_checksum_check() {
 	local path=$1
 
 	local checksum_path="$path.$CHECKSUM"
-	local name=$( basename "$path" )
-	local directory_path=$( dirname "$path" )
+	local name=$(basename "$path")
+	local directory_path=$(dirname "$path")
 
 	if ! [[ -f "$checksum_path" ]]
 	then
@@ -217,7 +217,7 @@ file_exists_check() {
 directory_filled_check() {
 	local path=$1
 
-	if [[ -z "$( ls -A "$path" 2> /dev/null )" ]]
+	if [[ -z "$(ls -A "$path" 2> /dev/null)" ]]
 	then
 		return 1
 	else
@@ -379,7 +379,7 @@ requirements() {
 
 	for requirement in "$@"
 	do
-		requirement_path=$( which "$requirement" || true )
+		requirement_path=$(which "$requirement" || true)
 
 		if [[ -z "$requirement_path" ]]
 		then
@@ -396,7 +396,7 @@ requirements_root() {
 	for requirement in "$@"
 	do
 		# We need to keep stdout output to show the command.
-		requirement_path=$( execute_root which "$requirement" || true )
+		requirement_path=$(execute_root which "$requirement" || true)
 
 		if [[ -z "$requirement_path" ]]
 		then
@@ -426,7 +426,7 @@ arguments_concat() {
 }
 
 execute_root() {
-	local sudo=$( which sudo 2> /dev/null || true )
+	local sudo=$(which sudo 2> /dev/null || true)
 	local arguments
 
 	printf 1>&2 '%s' 'Running command as root: '
@@ -437,7 +437,7 @@ execute_root() {
 		sudo "$@"
 	else
 		# Quote arguments for eval through su.
-		arguments=$( printf '%q ' "$@" )
+		arguments=$(printf '%q ' "$@")
 		su -c "$arguments"
 	fi
 }
diff --git a/libs/git b/libs/git
index 7ede82b4..1ca2358e 100755
--- a/libs/git
+++ b/libs/git
@@ -128,7 +128,7 @@ git_fetch_check() {
 			return 1
 		fi
 
-		local output=$( git fetch --dry-run origin 2>&1 )
+		local output=$(git fetch --dry-run origin 2>&1)
 		if [[ -n "$output" ]]
 		then
 			return 1
@@ -220,7 +220,7 @@ git_project_repository_path() {
 git_project_check() {
 	local repository=$1
 
-	local repository_path=$( git_project_repository_path "$repository" )
+	local repository_path=$(git_project_repository_path "$repository")
 
 	git_check "$repository_path"
 }
@@ -257,8 +257,8 @@ git_project_clone() {
 	shift
 	local urls=$@
 
-	local repository_path=$( git_project_repository_path "$repository" )
-	local directory_path=$( dirname "$repository_path" )
+	local repository_path=$(git_project_repository_path "$repository")
+	local directory_path=$(dirname "$repository_path")
 	local url
 
 	mkdir -p "$directory_path"
@@ -297,8 +297,8 @@ git_project_prepare_blobs() {
 	local repository=$1
 	shift
 
-	local repository_path=$( git_project_repository_path "$repository" )
-	local blobs_path=$( project_blobs_path "$project" "$@" )
+	local repository_path=$(git_project_repository_path "$repository")
+	local blobs_path=$(project_blobs_path "$project" "$@")
 	local blob
 
 	if ! [[ -f "$blobs_path" ]]
@@ -320,7 +320,7 @@ git_project_prepare_patch() {
 	local repository=$1
 	shift
 
-	local project_path=$( project_path "$project" )
+	local project_path=$(project_path "$project")
 	local configs_path="$project_path/$CONFIGS"
 	local prepare_branch
 	local prepare_path
@@ -365,8 +365,8 @@ git_project_prepare_revision() {
 	local repository=$1
 	shift
 
-	local repository_path=$( git_project_repository_path "$repository" )
-	local project_path=$( project_path "$project" )
+	local repository_path=$(git_project_repository_path "$repository")
+	local project_path=$(project_path "$project")
 	local configs_path="$project_path/$CONFIGS"
 	local prepare_branch
 	local prepare_revision
@@ -396,7 +396,7 @@ git_project_prepare_revision() {
 		fi
 
 		prepare_branch=$branch
-		prepare_revision=$( cat "$revision_path" )
+		prepare_revision=$(cat "$revision_path")
 	done
 
 	if [[ -n "$prepare_branch" ]]
@@ -411,8 +411,8 @@ git_project_prepare_check() {
 	local repository=$1
 	shift
 
-	local repository_path=$( git_project_repository_path "$repository" )
-	local project_path=$( project_path "$project" )
+	local repository_path=$(git_project_repository_path "$repository")
+	local project_path=$(project_path "$project")
 	local configs_path="$project_path/$CONFIGS"
 	local prepare_branch
 	local branch=$project
@@ -455,7 +455,7 @@ git_project_prepare_clean() {
 	local repository=$1
 	shift
 
-	local repository_path=$( git_project_repository_path "$repository" )
+	local repository_path=$(git_project_repository_path "$repository")
 	local prepare_branch
 	local branch=$project
 	local argument
@@ -497,7 +497,7 @@ git_project_checkout() {
 	local repository=$1
 	shift
 
-	local repository_path=$( git_project_repository_path "$repository" )
+	local repository_path=$(git_project_repository_path "$repository")
 	local checkout_branch
 	local branch=$project
 	local argument
@@ -530,7 +530,7 @@ git_project_update() {
 	local repository=$1
 	shift
 
-	local repository_path=$( git_project_repository_path "$repository" )
+	local repository_path=$(git_project_repository_path "$repository")
 
 	git_fetch "$repository_path"
 	git_branch_checkout "$repository_path" "$ORIGIN_HEAD"
@@ -557,7 +557,7 @@ git_project_release() {
 	shift
 	local arguments=$@
 
-	local repository_path=$( git_project_repository_path "$repository" )
+	local repository_path=$(git_project_repository_path "$repository")
 	local release_branch
 	local branch=$project
 	local argument
@@ -598,7 +598,7 @@ git_project_release_check() {
 	local repository=$1
 	shift
 
-	local repository_path=$( git_project_repository_path "$repository" )
+	local repository_path=$(git_project_repository_path "$repository")
 	local release_branch
 	local branch=$project
 	local argument
diff --git a/libs/project b/libs/project
index 5eafee3d..4c8b2fff 100755
--- a/libs/project
+++ b/libs/project
@@ -24,7 +24,7 @@ INSTALL_REGEX='\([^:]*\):\(.*\)'
 project_include() {
 	local project=$1
 
-	local project_path=$( project_path "$project" )
+	local project_path=$(project_path "$project")
 
 	unset -f "${PROJECT_ACTIONS[@]}"
 
@@ -36,7 +36,7 @@ project_include() {
 project_helper_include() {
 	local project=$1
 
-	local project_path=$( project_path "$project" )
+	local project_path=$(project_path "$project")
 	local include="$project_path/$project-helper"
 
 	if [[ -f "$include" ]]
@@ -311,7 +311,7 @@ project_sources_directory_filled_check() {
 	local project=$1
 	shift
 
-	local sources_path=$( project_sources_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$@")
 
 	test ! -z "$sources_path"
 }
@@ -321,7 +321,7 @@ project_sources_directory_filled_error() {
 	shift
 	local arguments="$*"
 
-	local sources_path=$( project_sources_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$@")
 
 	if [[ -n "$sources_path" ]]
 	then
@@ -337,7 +337,7 @@ project_sources_directory_missing_empty_error() {
 	shift
 	local arguments="$*"
 
-	local sources_path=$( project_sources_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$@")
 
 	if [[ -z "$sources_path" ]]
 	then
@@ -384,8 +384,8 @@ project_sources_archive_extract() {
 	shift
 	local arguments="$*"
 
-	local archive=$( project_sources_archive "$project" "$@" )
-	local destination=$( dirname "$archive" )
+	local archive=$(project_sources_archive "$project" "$@")
+	local destination=$(dirname "$archive")
 
 	printf '%s\n' "Extracting source archive for $project (with ${arguments:-no argument})"
 
@@ -399,9 +399,9 @@ project_sources_archive_update() {
 	local arguments="$*"
 
 	local repository=$project
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local archive=$( project_sources_archive "$project" "$@" )
-	local destination=$( dirname "$archive" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local archive=$(project_sources_archive "$project" "$@")
+	local destination=$(dirname "$archive")
 
 	if [[ -d "$sources_path" ]]
 	then
@@ -419,7 +419,7 @@ project_sources_archive_missing_error() {
 	shift
 	local arguments="$*"
 
-	local archive=$( project_sources_archive "$project" "$@" )
+	local archive=$(project_sources_archive "$project" "$@")
 	if [[ -z "$archive" ]] || ! [[ -f "$archive" ]]
 	then
 		printf 1>&2 '%s\n' "Missing sources archive for $project (with ${arguments:-no argument})"
@@ -433,7 +433,7 @@ project_sources_archive_missing_check() {
 	local project=$1
 	shift
 
-	local archive=$( project_sources_archive "$project" "$@" )
+	local archive=$(project_sources_archive "$project" "$@")
 	if [[ -z "$archive" ]] || ! [[ -f "$archive" ]]
 	then
 		return 0
@@ -467,7 +467,7 @@ project_blobs_path() {
 	local project=$1
 	shift
 
-	local project_path=$( project_path "$project" )
+	local project_path=$(project_path "$project")
 	local configs_path="$project_path/$CONFIGS"
 	local argument
 	local path
@@ -500,7 +500,7 @@ project_blobs_ignore_path() {
 	local project=$1
 	shift
 
-	local project_path=$( project_path "$project" )
+	local project_path=$(project_path "$project")
 	local configs_path="$project_path/$CONFIGS"
 	local argument
 	local path
@@ -531,7 +531,7 @@ project_arguments_targets() {
 	local project=$1
 	shift
 
-	local project_path=$( project_path "$project" )
+	local project_path=$(project_path "$project")
 	local targets_path="$project_path/$CONFIGS"
 	local argument
 
@@ -737,8 +737,8 @@ project_build_check() {
 	local project=$1
 	shift
 
-	local project_path=$( project_path "$project" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local project_path=$(project_path "$project")
+	local build_path=$(project_build_path "$project" "$@")
 	local source_file_path
 	local argument
 	local rule
@@ -765,7 +765,7 @@ project_build_check() {
 
 		while read -r rule
 		do
-			source=$( printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\1/g" )
+			source=$(printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\1/g")
 			source_path="$build_path/$source"
 
 			# Source may contain a wildcard.
@@ -800,7 +800,7 @@ project_build_directory_missing_empty_error() {
 	shift
 	local arguments="$*"
 
-	local build_path=$( project_build_path "$project" "$@" )
+	local build_path=$(project_build_path "$project" "$@")
 
 	if ! directory_filled_check "$build_path"
 	then
@@ -815,9 +815,9 @@ project_install() {
 	local project=$1
 	shift
 
-	local project_path=$( project_path "$project" )
-	local build_path=$( project_build_path "$project" "$@" )
-	local install_path=$( project_install_path "$project" "$@" )
+	local project_path=$(project_path "$project")
+	local build_path=$(project_build_path "$project" "$@")
+	local install_path=$(project_install_path "$project" "$@")
 	local source_file_path
 	local argument
 	local rule
@@ -847,12 +847,12 @@ project_install() {
 
 		while read -r rule
 		do
-			source=$( printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\1/g" )
+			source=$(printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\1/g")
 			source_path="$build_path/$source"
 
-			destination=$( printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\2/g" )
+			destination=$(printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\2/g")
 			destination_path="$install_path/$destination"
-			destination_directory_path=$( dirname "$destination_path" )
+			destination_directory_path=$(dirname "$destination_path")
 
 			mkdir -p "$destination_directory_path"
 
@@ -888,12 +888,12 @@ project_install() {
 
 		while read -r rule
 		do
-			source=$( printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\1/g" )
+			source=$(printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\1/g")
 			source_path="$project_path/$INSTALL/$path/$source"
 
-			destination=$( printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\2/g" )
+			destination=$(printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\2/g")
 			destination_path="$install_path/$destination"
-			destination_directory_path=$( dirname "$destination_path" )
+			destination_directory_path=$(dirname "$destination_path")
 
 			mkdir -p "$destination_directory_path"
 
@@ -910,9 +910,9 @@ project_install_check() {
 	local project=$1
 	shift
 
-	local project_path=$( project_path "$project" )
-	local build_path=$( project_build_path "$project" "$@" )
-	local install_path=$( project_install_path "$project" "$@" )
+	local project_path=$(project_path "$project")
+	local build_path=$(project_build_path "$project" "$@")
+	local install_path=$(project_install_path "$project" "$@")
 	local argument
 	local rule
 	local path
@@ -941,7 +941,7 @@ project_install_check() {
 
 		while read -r rule
 		do
-			destination=$( printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\2/g" )
+			destination=$(printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\2/g")
 			destination_path="$install_path/$destination"
 
 			if ! [[ -f "$destination_path" ]] && ! [[ -d "$destination_path" ]]
@@ -975,7 +975,7 @@ project_install_check() {
 
 		while read -r rule
 		do
-			destination=$( printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\2/g" )
+			destination=$(printf '%s\n' "$rule" | sed "s/$INSTALL_REGEX/\\2/g")
 			destination_path="$install_path/$destination"
 
 			if ! [[ -f "$destination_path" ]] && ! [[ -d "$destination_path" ]]
@@ -1006,7 +1006,7 @@ project_install_directory_missing_empty_error() {
 	shift
 	local arguments="$*"
 
-	local install_path=$( project_install_path "$project" "$@" )
+	local install_path=$(project_install_path "$project" "$@")
 
 	if ! directory_filled_check "$install_path"
 	then
@@ -1027,7 +1027,7 @@ project_release_path() {
 	# Special care for tools and systems, that depend on the host arch.
 	if [[ "$prefix" = "$SYSTEMS" ]] || [[ "$prefix" = "$TOOLS" ]]
 	then
-		local machine=$( uname -m )
+		local machine=$(uname -m)
 
 		release_path="$release_path/$machine/$project"
 	else
@@ -1043,7 +1043,7 @@ project_release_archive_path() {
 	local prefix=$1
 	shift
 
-	local release_path=$( project_release_path "$project" "$prefix" )
+	local release_path=$(project_release_path "$project" "$prefix")
 	local argument
 	local path="$project"
 
@@ -1063,7 +1063,7 @@ project_release_rootfs_path() {
 	local prefix=$1
 	shift
 
-	local release_path=$( project_release_path "$project" "$prefix" )
+	local release_path=$(project_release_path "$project" "$prefix")
 	local argument
 	local path="$project"
 
@@ -1117,8 +1117,8 @@ project_release_sources_archive_create() {
 	local arguments="$*"
 
 	local repository=$project
-	local archive_path=$( project_release_sources_archive_path "$project" "$@" )
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
+	local archive_path=$(project_release_sources_archive_path "$project" "$@")
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
 
 	printf '%s\n' "Releasing sources archive for $project (with ${arguments:-no argument})"
 
@@ -1130,7 +1130,7 @@ project_release_sources_archive_exists_check() {
 	local project=$1
 	shift
 
-	local archive_path=$( project_release_sources_archive_path "$project" "$@" )
+	local archive_path=$(project_release_sources_archive_path "$project" "$@")
 	if [[ -z "$archive_path" ]] || ! [[ -f "$archive_path" ]]
 	then
 		return 1
@@ -1185,20 +1185,20 @@ project_release_install() {
 	local prefix=$1
 	shift
 
-	local install_path=$( project_install_path "$project" "$@" )
-	local release_path=$( project_release_path "$project" "$prefix" )
+	local install_path=$(project_install_path "$project" "$@")
+	local release_path=$(project_release_path "$project" "$prefix")
 	local directory_path
 	local path
 
 	project_install_directory_missing_empty_error "$project" "$@"
 
-	local files=$( find "$install_path" -type f || true )
+	local files=$(find "$install_path" -type f || true)
 	local file
 
 	printf '%s\n' "$files" | while read -r file
 	do
 		path="$release_path/$file"
-		directory_path=$( dirname "$path" )
+		directory_path=$(dirname "$path")
 
 		mkdir -p "$directory_path"
 
@@ -1213,13 +1213,13 @@ project_release_install_check() {
 	local prefix=$1
 	shift
 
-	local install_path=$( project_install_path "$project" "$@" )
-	local release_path=$( project_release_path "$project" "$prefix" )
+	local install_path=$(project_install_path "$project" "$@")
+	local release_path=$(project_release_path "$project" "$prefix")
 	local path
 
 	project_install_directory_missing_empty_error "$project" "$@"
 
-	local files=$( find "$install_path" -type f || true )
+	local files=$(find "$install_path" -type f || true)
 	local file
 
 	printf '%s\n' "$files" | while read -r file
@@ -1255,8 +1255,8 @@ project_release_install_archive_create() {
 	shift
 	local arguments="$*"
 
-	local install_path=$( project_install_path "$project" "$@" )
-	local archive_path=$( project_release_archive_path "$project" "$prefix" "$@" )
+	local install_path=$(project_install_path "$project" "$@")
+	local archive_path=$(project_release_archive_path "$project" "$prefix" "$@")
 
 	printf '%s\n' "Releasing $prefix archive for $project (with ${arguments:-no argument})"
 
@@ -1270,7 +1270,7 @@ project_release_install_archive_exists_check() {
 	local prefix=$1
 	shift
 
-	local archive_path=$( project_release_archive_path "$project" "$prefix" "$@" )
+	local archive_path=$(project_release_archive_path "$project" "$prefix" "$@")
 
 	file_exists_check "$archive_path"
 }
@@ -1303,8 +1303,8 @@ project_release_install_rootfs_create() {
 	shift
 	local arguments="$*"
 
-	local install_path=$( project_install_path "$project" "$@" )
-	local rootfs_path=$( project_release_rootfs_path "$project" "$prefix" "$@" )
+	local install_path=$(project_install_path "$project" "$@")
+	local rootfs_path=$(project_release_rootfs_path "$project" "$prefix" "$@")
 
 	printf '%s\n' "Releasing $prefix rootfs for $project (with ${arguments:-no argument})"
 
@@ -1318,7 +1318,7 @@ project_release_install_rootfs_exists_check() {
 	local prefix=$1
 	shift
 
-	local rootfs_path=$( project_release_rootfs_path "$project" "$prefix" "$@" )
+	local rootfs_path=$(project_release_rootfs_path "$project" "$prefix" "$@")
 
 	file_exists_check "$rootfs_path"
 }
@@ -1336,7 +1336,7 @@ project_clean_build() {
 	local project=$1
 	shift
 
-	local build_path=$( project_build_path "$project" "$@" )
+	local build_path=$(project_build_path "$project" "$@")
 
 	rm -rf "$build_path"
 }
@@ -1345,7 +1345,7 @@ project_clean_install() {
 	local project=$1
 	shift
 
-	local install_path=$( project_install_path "$project" "$@" )
+	local install_path=$(project_install_path "$project" "$@")
 
 	rm -rf "$install_path"
 }
@@ -1358,7 +1358,7 @@ project_clean_release() {
 
 	for prefix in "$SOURCES" "$SYSTEMS" "$IMAGES" "$TOOLS" "$DOCS"
 	do
-		local release_path=$( project_release_path "$project" "$prefix" )
+		local release_path=$(project_release_path "$project" "$prefix")
 
 		rm -rf "$release_path"
 	done
@@ -1378,7 +1378,7 @@ project_clean_rootfs_install() {
 	local project=$1
 	shift
 
-	local install_path=$( project_install_path "$project" "$@" )
+	local install_path=$(project_install_path "$project" "$@")
 
 	execute_root rm -rf "$install_path"
 
@@ -1392,7 +1392,7 @@ project_file_path() {
 	local file=$1
 	shift
 
-	local project_path=$( project_path "$project" )
+	local project_path=$(project_path "$project")
 	local path="$project_path/$directory"
 	local argument
 	local file_path
@@ -1421,13 +1421,13 @@ project_file_path() {
 }
 
 project_file_test() {
-	local file_path=$( project_file_path "$@" )
+	local file_path=$(project_file_path "$@")
 
 	test -f "$file_path"
 }
 
 project_file_contents() {
-	local file_path=$( project_file_path "$@" )
+	local file_path=$(project_file_path "$@")
 
 	if [[ -f "$file_path" ]]
 	then
@@ -1443,7 +1443,7 @@ project_file_contents_herit() {
 	local file=$1
 	shift
 
-	local project_path=$( project_path "$project" )
+	local project_path=$(project_path "$project")
 	local path="$project_path/$directory"
 	local argument
 	local file_path
diff --git a/libs/tool b/libs/tool
index dc2a3d0a..2732238a 100755
--- a/libs/tool
+++ b/libs/tool
@@ -22,7 +22,7 @@ TOOL_ACTIONS_HELPERS=(arguments)
 tool_include() {
 	local tool=$1
 
-	local tool_path=$( tool_path "$tool" )
+	local tool_path=$(tool_path "$tool")
 
 	unset -f "${TOOL_ACTIONS[@]}"
 
@@ -34,7 +34,7 @@ tool_include() {
 tool_helper_include() {
 	local tool=$1
 
-	local tool_path=$( tool_path "$tool" )
+	local tool_path=$(tool_path "$tool")
 	local include="$tool_path/$tool-helper"
 
 	if [[ -f "$include" ]]
@@ -186,7 +186,7 @@ tool_action_arguments_recursive() {
 	local tool=$1
 	shift
 
-	local action_helper_arguments=$( tool_action_helper "arguments" "$tool" "$@" )
+	local action_helper_arguments=$(tool_action_helper "arguments" "$tool" "$@")
 	local argument
 
 	if [[ $? -ne 0 ]] || [[ -z "$action_helper_arguments" ]]
@@ -289,7 +289,7 @@ tool_usage_arguments_recursive() {
 	local spacing=$1
 	shift
 
-	local action_helper_arguments=$( tool_action_helper "arguments" "$tool" "$@" )
+	local action_helper_arguments=$(tool_action_helper "arguments" "$tool" "$@")
 	local argument
 
 	if [[ -n "$action_helper_arguments" ]]
@@ -310,7 +310,7 @@ tool_file_path() {
 	local file=$1
 	shift
 
-	local tool_path=$( tool_path "$tool" )
+	local tool_path=$(tool_path "$tool")
 	local path="$tool_path/$directory"
 	local argument
 	local file_path
@@ -339,13 +339,13 @@ tool_file_path() {
 }
 
 tool_file_test() {
-	local file_path=$( tool_file_path "$@" )
+	local file_path=$(tool_file_path "$@")
 
 	test -f "$file_path"
 }
 
 tool_file_contents() {
-	local file_path=$( tool_file_path "$@" )
+	local file_path=$(tool_file_path "$@")
 
 	if [[ -f "$file_path" ]]
 	then
@@ -361,7 +361,7 @@ tool_file_contents_herit() {
 	local file=$1
 	shift
 
-	local tool_path=$( tool_path "$tool" )
+	local tool_path=$(tool_path "$tool")
 	local path="$tool_path/$directory"
 	local argument
 	local file_path
diff --git a/projects/cbfstool/cbfstool b/projects/cbfstool/cbfstool
index eafe2ba9..c665bdca 100755
--- a/projects/cbfstool/cbfstool
+++ b/projects/cbfstool/cbfstool
@@ -56,12 +56,12 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$@"
 
-	local coreboot_sources_path=$( project_sources_path "$project" "$repository" "$@" )
+	local coreboot_sources_path=$(project_sources_path "$project" "$repository" "$@")
 	local sources_path="$coreboot_sources_path/util/cbfstool/"
-	local build_path=$( project_build_path "$project" "$@" )
-	local build_util_path=$( dirname "$build_path" )
+	local build_path=$(project_build_path "$project" "$@")
+	local build_util_path=$(dirname "$build_path")
 
-	local vboot_sources_path=$( project_sources_path "vboot" "vboot" "devices" )
+	local vboot_sources_path=$(project_sources_path "vboot" "vboot" "devices")
 
 	if git_project_check "$repository"
 	then
diff --git a/projects/cbmem/cbmem b/projects/cbmem/cbmem
index 6a469f61..3e240529 100755
--- a/projects/cbmem/cbmem
+++ b/projects/cbmem/cbmem
@@ -56,9 +56,9 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$@"
 
-	local coreboot_sources_path=$( project_sources_path "$project" "$repository" "$@" )
+	local coreboot_sources_path=$(project_sources_path "$project" "$repository" "$@")
 	local sources_path="$coreboot_sources_path/util/cbmem/"
-	local build_path=$( project_build_path "$project" "$@" )
+	local build_path=$(project_build_path "$project" "$@")
 
 	if git_project_check "$repository"
 	then
diff --git a/projects/coreboot/coreboot b/projects/coreboot/coreboot
index f577ca26..85c1719d 100755
--- a/projects/coreboot/coreboot
+++ b/projects/coreboot/coreboot
@@ -64,15 +64,15 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$payload" "$@"
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$payload" "$@" )
-	local build_path=$( project_build_path "$project" "$payload" "$@" )
-	local config_path=$( coreboot_config_path "$payload" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$payload" "$@")
+	local build_path=$(project_build_path "$project" "$payload" "$@")
+	local config_path=$(coreboot_config_path "$payload" "$@")
 
-	local arch=$( coreboot_arch "$payload" "$@" )
+	local arch=$(coreboot_arch "$payload" "$@")
 
-	local crossgcc_build_path=$( project_build_path "crossgcc" "$arch" )
+	local crossgcc_build_path=$(project_build_path "crossgcc" "$arch")
 	local crossgcc_bin_path="$crossgcc_build_path/bin/"
-	local vboot_sources_path=$( project_sources_path "vboot" "vboot" "devices" )
+	local vboot_sources_path=$(project_sources_path "vboot" "vboot" "devices")
 
 	if git_project_check "$repository"
 	then
diff --git a/projects/cros-ec/cros-ec b/projects/cros-ec/cros-ec
index be7aa62b..ba03bd56 100755
--- a/projects/cros-ec/cros-ec
+++ b/projects/cros-ec/cros-ec
@@ -63,8 +63,8 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$@"
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local build_path=$(project_build_path "$project" "$@")
 
 	if git_project_check "$repository"
 	then
@@ -79,9 +79,9 @@ build() {
 	else
 		local arch="arm"
 
-		local config=$( cros_ec_config "$@" )
+		local config=$(cros_ec_config "$@")
 
-		local crossgcc_bin_prefix=$( project_action_arguments "prefix" "crossgcc" "$arch" )
+		local crossgcc_bin_prefix=$(project_action_arguments "prefix" "crossgcc" "$arch")
 
 		make -C "$sources_path" out="$build_path" CROSS_COMPILE="$crossgcc_bin_prefix" HOST_CROSS_COMPILE= BOARD="$config" -j$TASKS
 	fi
diff --git a/projects/crossgcc/crossgcc b/projects/crossgcc/crossgcc
index 92a46860..46b9e3f3 100755
--- a/projects/crossgcc/crossgcc
+++ b/projects/crossgcc/crossgcc
@@ -46,9 +46,9 @@ extract() {
 
 	crossgcc_tarballs "$@" | while read tarball
 	do
-		local tarball_sources_path=$( crossgcc_tarball_sources_path "$tarball" )
-		local tarball_install_path=$( crossgcc_tarball_install_path "$tarball" "$@" )
-		local tarball_install_directory_path=$( dirname "$tarball_install_path" )
+		local tarball_sources_path=$(crossgcc_tarball_sources_path "$tarball")
+		local tarball_install_path=$(crossgcc_tarball_install_path "$tarball" "$@")
+		local tarball_install_directory_path=$(dirname "$tarball_install_path")
 
 		if [[ -f "$tarball_sources_path" ]] && ! [[ -f "$tarball_install_path" ]]
 		then
@@ -70,7 +70,7 @@ extract_check() {
 
 	crossgcc_tarballs "$@" | while read tarball
 	do
-		local tarball_install_path=$( crossgcc_tarball_install_path "$tarball" "$@" )
+		local tarball_install_path=$(crossgcc_tarball_install_path "$tarball" "$@")
 
 		test ! -f "$tarball_install_path"
 	done
@@ -86,9 +86,9 @@ update() {
 
 	crossgcc_tarballs "$@" | while read tarball
 	do
-		local tarball_sources_path=$( crossgcc_tarball_sources_path "$tarball" )
-		local tarball_install_path=$( crossgcc_tarball_install_path "$tarball" "$@" )
-		local tarball_install_directory_path=$( dirname "$tarball_install_path" )
+		local tarball_sources_path=$(crossgcc_tarball_sources_path "$tarball")
+		local tarball_install_path=$(crossgcc_tarball_install_path "$tarball" "$@")
+		local tarball_install_directory_path=$(dirname "$tarball_install_path")
 
 		if [[ -f $tarball_sources_path ]]
 		then
@@ -110,7 +110,7 @@ update_check() {
 
 	crossgcc_tarballs "$@" | while read tarball
 	do
-		local tarball_sources_path=$( crossgcc_tarball_sources_path "$tarball" "$@" )
+		local tarball_sources_path=$(crossgcc_tarball_sources_path "$tarball" "$@")
 
 		test ! -f "$tarball_sources_path"
 	done
@@ -119,7 +119,7 @@ update_check() {
 prefix() {
 	local arch=$1
 
-	local build_path=$( project_build_path "$project" "$@" )
+	local build_path=$(project_build_path "$project" "$@")
 
 	case $arch in
 		"arm")
@@ -138,8 +138,8 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$@"
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local build_path=$(project_build_path "$project" "$@")
 
 	if git_project_check "$repository"
 	then
@@ -184,9 +184,9 @@ release() {
 
 	crossgcc_tarballs "$@" | while read tarball
 	do
-		local tarball_install_path=$( crossgcc_tarball_install_path "$tarball" "$@" )
-		local tarball_release_path=$( crossgcc_tarball_release_path "$tarball" "$@" )
-		local release_path=$( project_release_path "$project" "$SOURCES" "$@" )
+		local tarball_install_path=$(crossgcc_tarball_install_path "$tarball" "$@")
+		local tarball_release_path=$(crossgcc_tarball_release_path "$tarball" "$@")
+		local release_path=$(project_release_path "$project" "$SOURCES" "$@")
 
 		mkdir -p "$release_path"
 
@@ -210,7 +210,7 @@ release_check() {
 
 	crossgcc_tarballs "$@" | while read tarball
 	do
-		local tarball_release_path=$( crossgcc_tarball_release_path "$tarball" "$@" )
+		local tarball_release_path=$(crossgcc_tarball_release_path "$tarball" "$@")
 
 		test -f "$tarball_release_path"
 	done
diff --git a/projects/crossgcc/crossgcc-helper b/projects/crossgcc/crossgcc-helper
index 3891a15c..94e445bf 100755
--- a/projects/crossgcc/crossgcc-helper
+++ b/projects/crossgcc/crossgcc-helper
@@ -31,9 +31,9 @@ crossgcc_same_major_version_test() {
 }
 
 crossgcc_tarballs() {
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
 	local install_path="$sources_path/util/crossgcc/tarballs/"
-	local tarballs=$( ls "$sources_path/util/crossgcc/sum" | sed "s/.cksum$//" )
+	local tarballs=$(ls "$sources_path/util/crossgcc/sum" | sed "s/.cksum$//")
 
 	printf '%s\n' "$tarballs"
 }
@@ -50,7 +50,7 @@ crossgcc_tarball_install_path() {
 	local tarball=$1
 	shift
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
 	local install_path="$sources_path/util/crossgcc/tarballs/"
 	local tarball_install_path="$install_path/$tarball"
 
@@ -61,7 +61,7 @@ crossgcc_tarball_release_path() {
 	local tarball=$1
 	shift
 
-	local release_path=$( project_release_path "$project" "$SOURCES" "$@" )
+	local release_path=$(project_release_path "$project" "$SOURCES" "$@")
 	local tarball_release_path="$release_path/$tarball"
 
 	printf '%s\n' "$tarball_release_path"
diff --git a/projects/depthcharge/depthcharge b/projects/depthcharge/depthcharge
index fe64c7d9..966b9689 100755
--- a/projects/depthcharge/depthcharge
+++ b/projects/depthcharge/depthcharge
@@ -66,15 +66,15 @@ build() {
 		git_project_checkout "$project" "$repository" "$@"
 	fi
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local build_path=$(project_build_path "$project" "$@")
 
-	local libpayload_build_path=$( project_build_path "libpayload" "$project" "$@" )
+	local libpayload_build_path=$(project_build_path "libpayload" "$project" "$@")
 	local libpayload_build_install_path="$libpayload_build_path/install"
-	local vboot_sources_path=$( project_sources_path "vboot" "vboot" "devices" )
+	local vboot_sources_path=$(project_sources_path "vboot" "vboot" "devices")
 
-	local arch=$( depthcharge_arch "$@" )
-	local device=$( depthcharge_device "$@" )
+	local arch=$(depthcharge_arch "$@")
+	local device=$(depthcharge_device "$@")
 
 	project_action_arguments "checkout" "vboot" "devices"
 
diff --git a/projects/flashmap/flashmap b/projects/flashmap/flashmap
index 4ac6ab70..cc1cb81b 100755
--- a/projects/flashmap/flashmap
+++ b/projects/flashmap/flashmap
@@ -56,8 +56,8 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$@"
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local build_path=$(project_build_path "$project" "$@")
 
 	if git_project_check "$repository"
 	then
diff --git a/projects/flashrom-cros/flashrom-cros b/projects/flashrom-cros/flashrom-cros
index 8e793fa7..a1259c2c 100755
--- a/projects/flashrom-cros/flashrom-cros
+++ b/projects/flashrom-cros/flashrom-cros
@@ -61,8 +61,8 @@ build() {
 		git_project_checkout "$project" "$repository" "$@"
 	fi
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local build_path=$(project_build_path "$project" "$@")
 
 	mkdir -p "$build_path"
 
diff --git a/projects/flashrom/flashrom b/projects/flashrom/flashrom
index 0206e6b7..bc3199f0 100755
--- a/projects/flashrom/flashrom
+++ b/projects/flashrom/flashrom
@@ -70,8 +70,8 @@ build() {
 		git_project_checkout "$project" "$repository" "$@"
 	fi
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local build_path=$(project_build_path "$project" "$@")
 
 	mkdir -p "$build_path"
 
diff --git a/projects/hdctools/hdctools b/projects/hdctools/hdctools
index 9a7abdf0..e30b1f7a 100755
--- a/projects/hdctools/hdctools
+++ b/projects/hdctools/hdctools
@@ -58,8 +58,8 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$@"
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local build_path=$(project_build_path "$project" "$@")
 
 	if git_project_check "$repository"
 	then
diff --git a/projects/libpayload/libpayload b/projects/libpayload/libpayload
index 06c239dd..4fb90eb1 100755
--- a/projects/libpayload/libpayload
+++ b/projects/libpayload/libpayload
@@ -34,17 +34,17 @@ build() {
 		git_project_checkout "$repository" "$repository" "$@"
 	fi
 
-	local coreboot_sources_path=$( project_sources_path "$repository" "$repository" "$@" )
+	local coreboot_sources_path=$(project_sources_path "$repository" "$repository" "$@")
 	local sources_path="$coreboot_sources_path/payloads/libpayload/"
-	local build_path=$( project_build_path "$project" "$@" )
+	local build_path=$(project_build_path "$project" "$@")
 	local build_install_path="$build_path/install"
 
-	local config_name=$( libpayload_config "$@" )
+	local config_name=$(libpayload_config "$@")
 	local config_path="$sources_path/configs/$config_name"
 
-	local arch=$( libpayload_arch "$@" )
+	local arch=$(libpayload_arch "$@")
 
-	local crossgcc_build_path=$( project_build_path "crossgcc" "$arch" )
+	local crossgcc_build_path=$(project_build_path "crossgcc" "$arch")
 	local crossgcc_bin_path="$crossgcc_build_path/bin/"
 
 	rm -f "$sources_path/.xcompile"
diff --git a/projects/libreboot-release/libreboot-release b/projects/libreboot-release/libreboot-release
index d693f503..ed9604e1 100755
--- a/projects/libreboot-release/libreboot-release
+++ b/projects/libreboot-release/libreboot-release
@@ -16,7 +16,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 install() {
-	local install_path=$( project_install_path "$project" "$@" )
+	local install_path=$(project_install_path "$project" "$@")
 
 	project_install "$project" "$@"
 }
diff --git a/projects/libreboot-sources/libreboot-sources b/projects/libreboot-sources/libreboot-sources
index 3dc1cb7d..bbf42315 100755
--- a/projects/libreboot-sources/libreboot-sources
+++ b/projects/libreboot-sources/libreboot-sources
@@ -23,7 +23,7 @@ update() {
 }
 
 install() {
-	local install_path=$( project_install_path "$project" "$@" )
+	local install_path=$(project_install_path "$project" "$@")
 
 	project_install "$project" "$@"
 }
@@ -33,7 +33,7 @@ install_check() {
 }
 
 release() {
-	local archive_path=$( project_release_archive_path "$project" "$SOURCES" "$@" )
+	local archive_path=$(project_release_archive_path "$project" "$SOURCES" "$@")
 	local sources_path=$root
 
 	project_release_install "$project" "$TOOLS" "$@"
@@ -51,7 +51,7 @@ release() {
 }
 
 release_check() {
-	local archive_path=$( project_release_archive_path "$project" "$SOURCES" "$@" )
+	local archive_path=$(project_release_archive_path "$project" "$SOURCES" "$@")
 
 	project_release_install_check "$project" "$TOOLS" "$@"
 
diff --git a/projects/mosys/mosys b/projects/mosys/mosys
index 5ac27ee4..b795deb2 100755
--- a/projects/mosys/mosys
+++ b/projects/mosys/mosys
@@ -56,10 +56,10 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$@"
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local build_path=$(project_build_path "$project" "$@")
 
-	local flashmap_build_path=$( project_build_path "flashmap" "$@" )
+	local flashmap_build_path=$(project_build_path "flashmap" "$@")
 
 	if git_project_check "$repository"
 	then
diff --git a/projects/nvramtool/nvramtool b/projects/nvramtool/nvramtool
index 70bf0758..96813239 100755
--- a/projects/nvramtool/nvramtool
+++ b/projects/nvramtool/nvramtool
@@ -56,9 +56,9 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$@"
 
-	local coreboot_sources_path=$( project_sources_path "$project" "$repository" "$@" )
+	local coreboot_sources_path=$(project_sources_path "$project" "$repository" "$@")
 	local sources_path="$coreboot_sources_path/util/nvramtool/"
-	local build_path=$( project_build_path "$project" "$@" )
+	local build_path=$(project_build_path "$project" "$@")
 
 	if git_project_check "$repository"
 	then
diff --git a/projects/vboot/vboot b/projects/vboot/vboot
index 55d28c87..e1216872 100755
--- a/projects/vboot/vboot
+++ b/projects/vboot/vboot
@@ -77,8 +77,8 @@ build() {
 
 	if [[ "$target" = "tools" ]]
 	then
-		local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-		local build_path=$( project_build_path "$project" "$@" )
+		local sources_path=$(project_sources_path "$project" "$repository" "$@")
+		local build_path=$(project_build_path "$project" "$@")
 
 		mkdir -p "$build_path"
 
diff --git a/projects/vpd/vpd b/projects/vpd/vpd
index f8ebe59f..1105e588 100755
--- a/projects/vpd/vpd
+++ b/projects/vpd/vpd
@@ -56,8 +56,8 @@ build() {
 
 	project_sources_directory_missing_empty_error "$project" "$repository" "$@"
 
-	local sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local build_path=$( project_build_path "$project" "$@" )
+	local sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local build_path=$(project_build_path "$project" "$@")
 
 	if git_project_check "$repository"
 	then
diff --git a/tools/blobs-discover/blobs-discover b/tools/blobs-discover/blobs-discover
index 5d197723..7e383942 100755
--- a/tools/blobs-discover/blobs-discover
+++ b/tools/blobs-discover/blobs-discover
@@ -36,8 +36,8 @@ usage() {
 }
 
 update() {
-	local tool_path=$( tool_path "$tool" )
-	local sources_path=$( tool_sources_path "$tool" )
+	local tool_path=$(tool_path "$tool")
+	local sources_path=$(tool_sources_path "$tool")
 	local deblob_check_path="$sources_path/deblob-check"
 	local patches_path="$tool_path/$PATCHES/$WILDDOTPATCH"
 
@@ -63,10 +63,10 @@ verify() {
 	local project=$1
 	shift
 
-	local project_path=$( project_path "$project" )
-	local project_sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local project_blobs_path=$( project_blobs_path "$project" "$@" )
-	local project_blobs_ignore_path=$( project_blobs_ignore_path "$project" "$@" )
+	local project_path=$(project_path "$project")
+	local project_sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local project_blobs_path=$(project_blobs_path "$project" "$@")
+	local project_blobs_ignore_path=$(project_blobs_ignore_path "$project" "$@")
 	local project_blobs_discover_path
 
 	local ifs_save
@@ -77,7 +77,7 @@ verify() {
 
 	if [[ -n "$project_blobs_path" ]]
 	then
-		project_blobs_discover_path="$( dirname $project_blobs_path )/$BLOBS_DISCOVER"
+		project_blobs_discover_path="$(dirname $project_blobs_path)/$BLOBS_DISCOVER"
 	else
 		project_blobs_discover_path="$project_path/$CONFIGS/$BLOBS_DISCOVER"
 	fi
@@ -88,7 +88,7 @@ verify() {
 	ifs_save=$IFS
 	IFS=$'\n'
 
-	for file in $( cat "$project_blobs_discover_path" )
+	for file in $(cat "$project_blobs_discover_path")
 	do
 		(
 			IFS=$ifs_save
@@ -124,21 +124,21 @@ execute() {
 	shift
 
 	local repository=$project
-	local repository_path=$( git_project_repository_path "$repository" )
+	local repository_path=$(git_project_repository_path "$repository")
 
 	# This assumes that the repository is the project, which is not always the case.
 	project_sources_directory_missing_empty_error "$project" "$repository"
 
-	local sources_path=$( tool_sources_path "$tool" )
-	local project_path=$( project_path "$project" )
-	local project_sources_path=$( project_sources_path "$project" "$repository" "$@" )
-	local project_blobs_path=$( project_blobs_path "$project" "$@" )
-	local project_blobs_ignore_path=$( project_blobs_ignore_path "$project" "$@" )
+	local sources_path=$(tool_sources_path "$tool")
+	local project_path=$(project_path "$project")
+	local project_sources_path=$(project_sources_path "$project" "$repository" "$@")
+	local project_blobs_path=$(project_blobs_path "$project" "$@")
+	local project_blobs_ignore_path=$(project_blobs_ignore_path "$project" "$@")
 	local project_blobs_directory_path
 
 	if [[ -n "$project_blobs_path" ]]
 	then
-		project_blobs_discover_path="$( dirname $project_blobs_path )/$BLOBS_DISCOVER"
+		project_blobs_discover_path="$(dirname $project_blobs_path)/$BLOBS_DISCOVER"
 	else
 		project_blobs_discover_path="$project_path/$CONFIGS/$BLOBS_DISCOVER"
 	fi
@@ -153,7 +153,7 @@ execute() {
 
 	printf '\n%s\n' 'Discovering new blobs, this may take a while...'
 
-	files=$( find "$project_sources_path" -type f | grep -vP "\.git/|\.tar|\.patch" )
+	files=$(find "$project_sources_path" -type f | grep -vP "\.git/|\.tar|\.patch")
 
 	touch "$project_blobs_discover_path"
 
@@ -168,7 +168,7 @@ execute() {
 			fi
 		fi
 
-		match=$( "$deblob_check_path" -l -i "" "$file" || true )
+		match=$("$deblob_check_path" -l -i "" "$file" || true)
 		if [[ -n "$match" ]]
 		then
 			printf '%s\n' "$match" >> "$project_blobs_discover_path"
@@ -182,14 +182,14 @@ execute_check() {
 	local project=$1
 	shift
 
-	local project_path=$( project_path "$project" )
-	local project_blobs_path=$( project_blobs_path "$project" "$@" )
-	local project_blobs_ignore_path=$( project_blobs_ignore_path "$project" "$@" )
+	local project_path=$(project_path "$project")
+	local project_blobs_path=$(project_blobs_path "$project" "$@")
+	local project_blobs_ignore_path=$(project_blobs_ignore_path "$project" "$@")
 	local project_blobs_discover_path
 
 	if [[ -n "$project_blobs_path" ]]
 	then
-		project_blobs_discover_path="$( dirname $project_blobs_path )/$BLOBS_DISCOVER"
+		project_blobs_discover_path="$(dirname $project_blobs_path)/$BLOBS_DISCOVER"
 	else
 		project_blobs_discover_path="$project_path/$CONFIGS/$BLOBS_DISCOVER"
 	fi
diff --git a/tools/boot-keys/boot-keys b/tools/boot-keys/boot-keys
index 5d133742..4c40bdf3 100755
--- a/tools/boot-keys/boot-keys
+++ b/tools/boot-keys/boot-keys
@@ -20,7 +20,7 @@ usage() {
 }
 
 generate() {
-	local type=$( boot_keys_type "$@" )
+	local type=$(boot_keys_type "$@")
 
 	if [[ -z "$type" ]]
 	then
@@ -38,8 +38,8 @@ generate() {
 sign() {
 	local project=$1
 
-	local prepare_files=$( boot_keys_files "$@" )
-	local type=$( boot_keys_type "$@" )
+	local prepare_files=$(boot_keys_files "$@")
+	local type=$(boot_keys_type "$@")
 	local install_path
 	local firmware_path
 	local kernel_path
@@ -60,7 +60,7 @@ sign() {
 				boot_keys_cros "$type-prepare" "sign" "$firmware_path"
 				;;
 			"cros-kernel")
-				media=$( project_action "media" "$@" )
+				media=$(project_action "media" "$@")
 
 				for medium in $media
 				do
@@ -81,8 +81,8 @@ sign() {
 verify() {
 	local project=$1
 
-	local prepare_files=$( boot_keys_files "$@" )
-	local type=$( boot_keys_type "$@" )
+	local prepare_files=$(boot_keys_files "$@")
+	local type=$(boot_keys_type "$@")
 	local install_path
 	local firmware_path
 	local kernel_path
@@ -103,7 +103,7 @@ verify() {
 				boot_keys_cros "$type-prepare" "verify" "$firmware_path"
 				;;
 			"cros-kernel")
-				media=$( project_action "media" "$@" )
+				media=$(project_action "media" "$@")
 
 				for medium in $media
 				do
diff --git a/tools/boot-keys/boot-keys-helper b/tools/boot-keys/boot-keys-helper
index df53ec5b..464638b9 100755
--- a/tools/boot-keys/boot-keys-helper
+++ b/tools/boot-keys/boot-keys-helper
@@ -9,8 +9,8 @@ boot_keys_cros() {
 	local cros_script=$1
 	shift
 
-	local vboot_tools_path=$( project_install_path "vboot" "tools" )
-	local cros_scripts_path=$( project_install_path "cros-scripts" )
+	local vboot_tools_path=$(project_install_path "vboot" "tools")
+	local cros_scripts_path=$(project_install_path "cros-scripts")
 	local cros_script_path="$cros_scripts_path/$cros_script"
 
 	if ! [[ -x "$cros_script_path" ]]
@@ -34,7 +34,7 @@ boot_keys_files_install_path() {
 	local argument
 	local ifs_save
 
-	helper_arguments=$( project_action_helper "arguments" "$project" "$@" )
+	helper_arguments=$(project_action_helper "arguments" "$project" "$@")
 
 
 	if [[ $? -ne 0 ]] || [[ -z "$helper_arguments" ]]
@@ -45,7 +45,7 @@ boot_keys_files_install_path() {
 		ifs_save=$IFS
 		IFS=$'\n'
 
-		for argument in $( printf '%s\n' "$helper_arguments" )
+		for argument in $(printf '%s\n' "$helper_arguments")
 		do
 			(
 				IFS=$ifs_save
@@ -63,7 +63,7 @@ boot_keys_files() {
 	local project=$1
 	shift
 
-	local cros_scripts_path=$( project_install_path "cros-scripts" )
+	local cros_scripts_path=$(project_install_path "cros-scripts")
 	local cros_boot_keys="$cros_scripts_path/cros-boot-keys"
 
 	project_action_arguments_verify_recursive "install" "$project" "$@"