calamares/ci/calamaresstyle

#!/bin/sh
#
# Calls astyle with settings matching Calamares coding style
# Requires astyle >= 2.04 and clang-format-7
#
# You can pass in directory names, in which case the files
# in that directory (NOT below it) are processed.
#
LANG=C
LC_ALL=C
LC_NUMERIC=C
export LANG LC_ALL LC_NUMERIC

AS=$( which astyle )

CF_VERSIONS="clang-format-7 clang-format-8 clang-format70 clang-format80 clang-format-9.0.1 clang-format"
for _cf in $CF_VERSIONS
do
	# Not an error if this particular clang-format isn't found
	CF=$( which $_cf 2> /dev/null || true )
	test -n "$CF" && break
done

test -n "$AS" || { echo "! No astyle found in PATH"; exit 1 ; }
test -n "$CF" || { echo "! No clang-format ($CF_VERSIONS) found in PATH"; exit 1 ; }
test -x "$AS" || { echo "! $AS is not executable."; exit 1 ; }
test -x "$CF" || { echo "! $CF is not executable."; exit 1 ; }

expr `"$CF" --version | tr -dc '[^.0-9]' | cut  -d . -f 1` '<' 10 > /dev/null ||  { echo "! $CF is version 10 or later, needs different .clang-format" ; exit 1 ; }

set -e

any_dirs=no
for d in "$@"
do
	test -d "$d" && any_dirs=yes
done

style_some()
{
	$AS --options=$(dirname $0)/astylerc --quiet "$@"
	$CF -i -style=file "$@"
}

if test "x$any_dirs" = "xyes" ; then
	for d in "$@"
	do
		if test -d "$d"  ; then
			style_some $( find "$d" -maxdepth 1 -type f -name '*.cpp' -o -name '*.h' )
		else
			style_some "$d"
		fi
	done
else
	style_some "$@"
fi