48 lines
1.4 KiB
48 lines
1.4 KiB
#!/bin/sh |
|
# Copyright (c) 2012-2016 The Bitcoin Core developers |
|
# Distributed under the MIT software license, see the accompanying |
|
# file COPYING or http://www.opensource.org/licenses/mit-license.php. |
|
|
|
if [ $# -gt 1 ]; then |
|
cd "$2" |
|
fi |
|
if [ $# -gt 0 ]; then |
|
FILE="$1" |
|
shift |
|
if [ -f "$FILE" ]; then |
|
INFO="$(head -n 1 "$FILE")" |
|
fi |
|
else |
|
echo "Usage: $0 <filename> <srcroot>" |
|
exit 1 |
|
fi |
|
|
|
DESC="" |
|
SUFFIX="" |
|
if [ -e "$(which git 2>/dev/null)" -a "$(git rev-parse --is-inside-work-tree 2>/dev/null)" = "true" ]; then |
|
# clean 'dirty' status of touched files that haven't been modified |
|
git diff >/dev/null 2>/dev/null |
|
|
|
# if latest commit is tagged and not dirty, then override using the tag name |
|
RAWDESC=$(git describe --abbrev=0 2>/dev/null) |
|
if [ "$(git rev-parse HEAD)" = "$(git rev-list -1 $RAWDESC 2>/dev/null)" ]; then |
|
git diff-index --quiet HEAD -- && DESC=$RAWDESC |
|
fi |
|
|
|
# otherwise generate suffix from git, i.e. string like "59887e8-dirty" |
|
SUFFIX=$(git rev-parse --short HEAD) |
|
git diff-index --quiet HEAD -- || SUFFIX="$SUFFIX-dirty" |
|
fi |
|
|
|
if [ -n "$DESC" ]; then |
|
NEWINFO="#define BUILD_DESC \"$DESC\"" |
|
elif [ -n "$SUFFIX" ]; then |
|
NEWINFO="#define BUILD_SUFFIX $SUFFIX" |
|
else |
|
NEWINFO="// No build information available" |
|
fi |
|
|
|
# only update build.h if necessary |
|
if [ "$INFO" != "$NEWINFO" ]; then |
|
echo "$NEWINFO" >"$FILE" |
|
fi
|
|
|