dev-tools: Copy from openvpn to add formatting support here

All unchanged except for special-files.lst which has been
emptied.

Signed-off-by: Frank Lichtenheld <frank@lichtenheld.com>
pull/643/head
Frank Lichtenheld 1 year ago
parent b34aca9dc1
commit f2aad3a879

@ -0,0 +1,161 @@
#!/bin/sh
# Copyright (c) 2015, David Martin
# 2022, Heiko Hund
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# git pre-commit hook that runs an Uncrustify stylecheck.
# Features:
# - abort commit when commit does not comply with the style guidelines
# - create a patch of the proposed style changes
#
# More info on Uncrustify: http://uncrustify.sourceforge.net/
# This file was taken from a set of unofficial pre-commit hooks available
# at https://github.com/ddddavidmartin/Pre-commit-hooks and modified to
# fit the openvpn project's needs
# exit on error
set -e
# If called so, install this script as pre-commit hook
if [ "$1" = "install" ] ; then
TARGET="$(git rev-parse --git-path hooks)/pre-commit"
if [ -e "$TARGET" ] ; then
printf "$TARGET file exists. Won't overwrite.\n"
printf "Aborting installation.\n"
exit 1
fi
read -p "Install as $TARGET? [y/N] " INPUT
[ "$INPUT" = "y" ] || exit 0
cp "$0" "$TARGET"
chmod +x $TARGET
exit 0
fi
# check whether the given file matches any of the set extensions
matches_extension() {
local filename="$(basename -- "$1")"
local extension=".${filename##*.}"
local ext
for ext in .c .h ; do [ "$ext" = "$extension" ] && return 0; done
return 1
}
# necessary check for initial commit
if git rev-parse --verify HEAD >/dev/null 2>&1 ; then
against=HEAD
else
# Initial commit: diff against an empty tree object
against=4b825dc642cb6eb9a060e54bf8d69288fbee4904
fi
UNCRUSTIFY=$(command -v uncrustify)
UNCRUST_CONFIG="$(git rev-parse --show-toplevel)/dev-tools/uncrustify.conf"
# make sure the config file and executable are correctly set
if [ ! -f "$UNCRUST_CONFIG" ] ; then
printf "Error: uncrustify config file not found.\n"
printf "Expected to find it at $UNCRUST_CONFIG.\n"
printf "Aborting commit.\n"
exit 1
fi
if [ -z "$UNCRUSTIFY" ] ; then
printf "Error: uncrustify executable not found.\n"
printf "Is it installed and in your \$PATH?\n"
printf "Aborting commit.\n"
exit 1
fi
# create a filename to store our generated patch
patch=$(mktemp /tmp/ovpn-fmt-XXXXXX)
tmpout=$(mktemp /tmp/uncrustify-XXXXXX)
# create one patch containing all changes to the files
# sed to remove quotes around the filename, if inserted by the system
# (done sometimes, if the filename contains special characters, like the quote itself)
git diff-index --cached --diff-filter=ACMR --name-only $against -- | \
sed -e 's/^"\(.*\)"$/\1/' | \
while read file
do
# ignore file if we do check for file extensions and the file
# does not match the extensions .c or .h
if ! matches_extension "$file"; then
continue;
fi
# escape special characters in the target filename:
# phase 1 (characters escaped in the output diff):
# - '\': backslash needs to be escaped in the output diff
# - '"': quote needs to be escaped in the output diff if present inside
# of the filename, as it used to bracket the entire filename part
# phase 2 (characters escaped in the match replacement):
# - '\': backslash needs to be escaped again for sed itself
# (i.e. double escaping after phase 1)
# - '&': would expand to matched string
# - '|': used as sed split char instead of '/'
# printf %s particularly important if the filename contains the % character
file_escaped_target=$(printf "%s" "$file" | sed -e 's/[\"]/\\&/g' -e 's/[\&|]/\\&/g')
# uncrustify our sourcefile, create a patch with diff and append it to our $patch
# The sed call is necessary to transform the patch from
# --- - timestamp
# +++ $tmpout timestamp
# to both lines working on the same file and having a a/ and b/ prefix.
# Else it can not be applied with 'git apply'.
git show ":$file" | "$UNCRUSTIFY" -q -l C -c "$UNCRUST_CONFIG" -o "$tmpout"
git show ":$file" | diff -u -- - "$tmpout" | \
sed -e "1s|--- -|--- \"b/$file_escaped_target\"|" -e "2s|+++ $tmpout|+++ \"a/$file_escaped_target\"|" >> "$patch"
done
rm -f "$tmpout"
# if no patch has been generated all is ok, clean up the file stub and exit
if [ ! -s "$patch" ] ; then
rm -f "$patch"
exit 0
fi
# a patch has been created, notify the user and exit
printf "Formatting of some code does not follow the project guidelines.\n"
if [ $(wc -l < $patch) -gt 80 ] ; then
printf "The file $patch contains the necessary fixes.\n"
else
printf "Here's the patch that fixes the formatting:\n\n"
cat $patch
fi
printf "\nYou can apply these changes with:\n git apply $patch\n"
printf "(from the root directory of the repository) and then commit again.\n"
printf "\nAborting commit.\n"
exit 1

@ -0,0 +1,136 @@
#!/bin/sh
# reformat-all.sh - Reformat all git files in the checked out
# git branch using uncrustify.
#
# Copyright (C) 2016-2023 - David Sommerseth <davids@openvpn.net>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
tstamp="$(date +%Y%m%d-%H%M%S)"
files="$(pwd)/reformat-all_files-$tstamp.lst"
log="$(pwd)/reformat-all_log-$tstamp.txt"
srcroot="$(git rev-parse --show-toplevel)"
cfg="$srcroot/dev-tools/uncrustify.conf"
specialfiles="$srcroot/dev-tools/special-files.lst"
export gitfiles=0
export procfiles=0
# Go to the root of the source tree
cd "$srcroot"
{
echo -n "** Starting $0: "
date
# Find all C source/header files
git ls-files | grep -E ".*\.[ch](\.in$|$)" > "${files}.git"
# Manage files which needs special treatment
awk -F\# '{gsub("\n| ", "", $1); print $1}' "$specialfiles" > "${files}.sp"
while read srcfile
do
res=$(grep "$srcfile" "${files}.sp" 2>/dev/null)
if [ $? -ne 0 ]; then
# If grep didn't find the file among special files,
# process it normally
echo "$srcfile" >> "$files"
else
mode=$(echo "$res" | cut -d: -f1)
case "$mode" in
E)
echo "** INFO ** Excluding '$srcfile'"
;;
P)
echo "** INFO ** Pre-patching '$srcfile'"
patchfile="${srcroot}"/dev-tools/reformat-patches/before_$(echo "$srcfile" | tr "/" "_").patch
if [ -r "$patchfile" ]; then
git apply "$patchfile"
if [ $? -ne 0 ]; then
echo "** ERROR ** Failed to apply pre-patch file: $patchfile"
exit 2
fi
else
echo "** WARN ** Pre-patch file for $srcfile is missing: $patchfile"
fi
echo "$srcfile" >> "${files}.postpatch"
echo "$srcfile" >> "$files"
;;
*)
echo "** WARN ** Unknown mode '$mode' for file '$srcfile'"
;;
esac
fi
done < "${files}.git"
rm -f "${files}.git" "${files}.sp"
# Kick off uncrustify
echo
echo "** INFO ** Running: uncrustify -c $cfg --no-backup -l C -F $files"
uncrustify -c "$cfg" --no-backup -l C -F "$files" 2>&1
res=$?
echo "** INFO ** Uncrustify completed (exit code $res)"
} | tee "${log}-1" # Log needs to be closed here, to be processed in next block
{
# Check the results
gitfiles=$(wc -l "$files" | cut -d\ -f1)
procfiles=$(grep "Parsing: " "${log}-1" | wc -l)
echo
echo "C source/header files checked into git: $gitfiles"
echo "Files processed by uncrustify: $procfiles"
echo
# Post-Patch files modified after we uncrustify have adjusted them
if [ -r "${files}.postpatch" ]; then
while read srcfile;
do
patchfile="${srcroot}"/dev-tools/reformat-patches/after_$(echo "$srcfile" | tr "/" "_").patch
if [ -r "$patchfile" ]; then
echo "** INFO ** Post-patching '$srcfile'"
git apply "$patchfile"
if [ $? -ne 0 ]; then
echo "** WARN ** Failed to apply $patchfile"
fi
else
echo "** WARN ** Post-patch file for $srcfile is missing: $patchfile"
fi
done < "${files}.postpatch"
rm -f "${files}.postpatch"
fi
} | tee "${log}-2" # Log needs to be closed here, to be processed in next block
cat "${log}-1" "${log}-2" > "$log"
{
ec=1
echo
if [ "$gitfiles" -eq "$procfiles" ]; then
echo "Reformatting completed successfully"
ec=0
else
last=$(tail -n1 "${log}-1")
echo "** ERROR ** Reformating failed to process all files."
echo " uncrustify exit code: $res"
echo " Last log line: $last"
echo
fi
rm -f "${log}-1" "${log}-2"
} | tee -a "$log"
rm -f "${files}"
exit $ec

@ -0,0 +1,79 @@
# Use Allman-style
indent_columns=4
indent_braces=false
indent_else_if=false
indent_switch_case=4
indent_label=1
nl_if_brace=add
nl_brace_else=add
nl_elseif_brace=add
nl_else_brace=add
nl_else_if=remove
nl_for_brace=add
nl_while_brace=add
nl_switch_brace=add
nl_fdef_brace=add
nl_do_brace=add
sp_func_proto_paren=Remove
sp_func_def_paren=Remove
sp_func_call_paren=Remove
sp_sizeof_paren=Remove
# No tabs, spaces only
indent_with_tabs=0
align_with_tabs=false
cmt_convert_tab_to_spaces=true
# Do not put spaces between the # and preprocessor statements
pp_space=remove
# Various whitespace fiddling
sp_assign=add
sp_before_sparen=add
sp_inside_sparen=remove
sp_cond_colon=add
sp_cond_question=add
sp_bool=add
sp_else_brace=add
sp_brace_else=add
sp_after_comma=add
pos_arith=Lead
pos_bool=Lead
nl_func_type_name=add
nl_before_case=true
nl_assign_leave_one_liners=true
nl_enum_leave_one_liners=true
nl_brace_fparen=add
nl_max=4
nl_after_func_proto=2
nl_end_of_file_min=1
nl_end_of_file=force
# Always use scoping braces for conditionals
mod_full_brace_if=add
mod_full_brace_if_chain=false
mod_full_brace_while=add
mod_full_brace_for=add
mod_full_brace_do=add
# Annotate #else and #endif statements
mod_add_long_ifdef_endif_comment=20
mod_add_long_ifdef_else_comment=5
# Misc cleanup
mod_remove_extra_semicolon=true
# leave blank at end of empty for() statements
sp_after_semi_for_empty=Add
# Use C-style comments (/* .. */)
cmt_c_nl_end=true
cmt_star_cont=true
cmt_cpp_to_c=true
# Use "char **a"-style pointer stars/dereferences
sp_before_ptr_star=Add
sp_between_ptr_star=Remove
sp_after_ptr_star=Remove
sp_before_byref=Add
sp_after_byref=Remove
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