[lttng-ci.git] / scripts / common / check-format.sh

#!/bin/bash
#
# SPDX-FileCopyrightText: 2023 Michael Jeanson <mjeanson@efficios.com>
# SPDX-License-Identifier: GPL-2.0-or-later

set -exu

print_header() {
    set +x

    local message=" $1 "
    local message_len
    local padding_len

    message_len="${#message}"
    padding_len=$(( (80 - (message_len)) / 2 ))


    printf '\n'; printf -- '#%.0s' {1..80}; printf '\n'
    printf -- '-%.0s' {1..80}; printf '\n'
    printf -- '#%.0s' $(seq 1 $padding_len); printf '%s' "$message"; printf -- '#%.0s' $(seq 1 $padding_len); printf '\n'
    printf -- '-%.0s' {1..80}; printf '\n'
    printf -- '#%.0s' {1..80}; printf '\n\n'

    set -x
}

cd "src/$PROJECT_NAME"

# Check if the topmost patch is properly formatted
git diff -U0 --no-color --relative HEAD^ | clang-format-diff-14 -p1 -i

# If the tree has local changes, the formatting was incorrect
GIT_DIFF_OUTPUT=$(git diff)
if [ -n "$GIT_DIFF_OUTPUT" ]; then
    print_header "Saving clang-format proposed fixes in clang-format-fixes.diff"
    git diff > "$WORKSPACE/clang-format-fixes.diff"
    exit 1
fi

print_header "clang-format is happy!"

# EOF
# vim: expandtab tabstop=4 shiftwidth=4
Commit	Line	Data
	1	#!/bin/bash
	2	#
	3	# SPDX-FileCopyrightText: 2023 Michael Jeanson <mjeanson@efficios.com>
	4	# SPDX-License-Identifier: GPL-2.0-or-later
	5
	6	set -exu
	7
	8	print_header() {
	9	set +x
	10
	11	local message=" $1 "
	12	local message_len
	13	local padding_len
	14
	15	message_len="${#message}"
	16	padding_len=$(( (80 - (message_len)) / 2 ))
	17
	18
	19	printf '\n'; printf -- '#%.0s' {1..80}; printf '\n'
	20	printf -- '-%.0s' {1..80}; printf '\n'
	21	printf -- '#%.0s' $(seq 1 $padding_len); printf '%s' "$message"; printf -- '#%.0s' $(seq 1 $padding_len); printf '\n'
	22	printf -- '-%.0s' {1..80}; printf '\n'
	23	printf -- '#%.0s' {1..80}; printf '\n\n'
	24
	25	set -x
	26	}
	27
	28	cd "src/$PROJECT_NAME"
	29
	30	# Check if the topmost patch is properly formatted
	31	git diff -U0 --no-color --relative HEAD^ \| clang-format-diff-14 -p1 -i
	32
	33	# If the tree has local changes, the formatting was incorrect
	34	GIT_DIFF_OUTPUT=$(git diff)
	35	if [ -n "$GIT_DIFF_OUTPUT" ]; then
	36	print_header "Saving clang-format proposed fixes in clang-format-fixes.diff"
	37	git diff > "$WORKSPACE/clang-format-fixes.diff"
	38	exit 1
	39	fi
	40
	41	print_header "clang-format is happy!"
	42
	43	# EOF
	44	# vim: expandtab tabstop=4 shiftwidth=4