2 # From Gerrit Code Review 2.6.1.20130902
4 # Part of Gerrit Code Review (http://code.google.com/p/gerrit/)
6 # Copyright (C) 2009 The Android Open Source Project
8 # Licensed under the Apache License, Version 2.0 (the "License");
9 # you may not use this file except in compliance with the License.
10 # You may obtain a copy of the License at
12 # http://www.apache.org/licenses/LICENSE-2.0
14 # Unless required by applicable law or agreed to in writing, software
15 # distributed under the License is distributed on an "AS IS" BASIS,
16 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 # See the License for the specific language governing permissions and
18 # limitations under the License.
23 CHANGE_ID_AFTER="Bug|Issue"
26 # Check for, and add if missing, a unique Change-Id
29 clean_message=`sed -e '
36 ' "$MSG" | git stripspace`
37 if test -z "$clean_message"
42 # Does Change-Id: already exist? if so, exit (no change).
43 if grep -i '^Change-Id:' "$MSG" >/dev/null
51 if [ -x /usr/xpg4/bin/awk ]; then
52 # Solaris AWK is just too broken
57 # - parse the commit message as (textLine+ blankLine*)*
58 # - assume textLine+ to be a footer until proven otherwise
59 # - exception: the first block is not footer (as it is the title)
60 # - read textLine+ into a variable
61 # - then count blankLines
62 # - once the next textLine appears, print textLine+ blankLine* as these
64 # - in END, the last textLine+ block is available for footer parsing
67 # while we start with the assumption that textLine+
68 # is a footer, the first block is not.
74 # Skip lines starting with "#" without any spaces before it.
77 # Skip the line starting with the diff command and everything after it,
78 # up to the end of the file, assuming it is only patch data.
79 # If more than one line before the diff was empty, strip all but one.
86 # Count blank lines outside footer comments
87 /^$/ && (footerComment == 0) {
92 # Catch footer comment
93 /^\[[a-zA-Z0-9-]+:/ && (isFooter == 1) {
97 /]$/ && (footerComment == 1) {
101 # We have a non-blank line after blank lines. Handle this.
104 for (i = 0; i < blankLines; i++) {
114 # Detect that the current block is not the footer
115 (footerComment == 0) && (!/^\[?[a-zA-Z0-9-]+:/ || /^[a-zA-Z0-9-]+:\/\//) {
120 # We need this information about the current last comment line
121 if (footerComment == 2) {
131 # If the last block is considered a footer, splice in the Change-Id at the
133 # Look for the right place to inject Change-Id by considering
134 # CHANGE_ID_AFTER. Keys listed in it (case insensitive) come first,
135 # then Change-Id, then everything else (eg. Signed-off-by:).
137 # Otherwise just print the last block, a new line and the Change-Id as a
145 changeIdAfter = "^(" tolower("'"$CHANGE_ID_AFTER"'") "):"
146 numlines = split(lines, footer, "\n")
147 for (line = 1; line <= numlines; line++) {
148 if (unprinted && match(tolower(footer[line]), changeIdAfter) != 1) {
150 print "Change-Id: I'"$id"'"
155 print "Change-Id: I'"$id"'"
157 }' "$MSG" > "$T" && mv "$T" "$MSG" || rm -f "$T"
159 _gen_ChangeIdInput() {
160 echo "tree `git write-tree`"
161 if parent=`git rev-parse "HEAD^0" 2>/dev/null`
163 echo "parent $parent"
165 echo "author `git var GIT_AUTHOR_IDENT`"
166 echo "committer `git var GIT_COMMITTER_IDENT`"
168 printf '%s' "$clean_message"
172 git hash-object -t commit --stdin
179 cat "$MSG" | grep -v 'Change-Id: I' > "$T" && mv "$T" "$MSG" || rm -f "$T"
183 gittop=$(while [ ! -d .git -a $(pwd) != "/" ]; do cd ..; done; echo $(pwd))
185 if [ -f $gittop/.rebase-branch-name ]; then
186 branch=$(cat $gittop/.rebase-branch-name)
187 echo "Taken branch name \"$branch\" from saved branch name file..."
189 branch=$(git branch -l | grep '^\*' | cut -d ' ' -f 2)
190 echo "Using current branch name..."
195 echo "Can't figure out rebased branch name, not touching anything..."