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mirror of https://git.savannah.gnu.org/git/emacs.git synced 2025-01-13 16:38:14 +00:00

* build-aux/gitlog-to-emacslog: Handle empty generated ChangeLog.

This is relevant for M-x add-release-logs right after M-x authors.
This commit is contained in:
Glenn Morris 2016-05-25 14:35:44 -04:00
parent 3c79e51821
commit 5fa80cfe9f

View File

@ -81,7 +81,7 @@ test -d .git || {
--ignore-line='^; ' --format='%B' \
"$gen_origin..$new_origin" >"ChangeLog.tmp" || exit
if test -s "ChangeLog.tmp"; then
if test -e "ChangeLog.tmp"; then
# Fix up bug references.
# This would be better as eg a --transform option to gitlog-to-changelog,
@ -99,7 +99,7 @@ if test -s "ChangeLog.tmp"; then
`
start_year=
end_year=
for year in $years; do
for year in ${years:-`date +%Y`}; do
: ${start_year:=$year}
end_year=$year
done
@ -110,13 +110,19 @@ if test -s "ChangeLog.tmp"; then
year_range=$start_year-$end_year
fi
# Update gen_origin and append a proper copyright notice.
sed -n '
1i\
# Update gen_origin
if test "$gen_origin" != "$new_origin"; then
sed -n '
1i\
/^This file records repository revisions/p
s/^commit [0-9a-f]* (exclusive)/commit '"$gen_origin"' (exclusive)/p
s/^commit [0-9a-f]* (inclusive)/commit '"$new_origin"' (inclusive)/p
/^This file records repository revisions/p
s/^commit [0-9a-f]* (exclusive)/commit '"$gen_origin"' (exclusive)/p
s/^commit [0-9a-f]* (inclusive)/commit '"$new_origin"' (inclusive)/p
' <ChangeLog.$nmax >>"ChangeLog.tmp" || exit
fi
# Append a proper copyright notice.
sed -n '
/^See ChangeLog.[0-9]* for earlier/,${
s/ChangeLog\.[0-9]*/ChangeLog.'$nmax'/
s/\(Copyright[ (C)]*\)[0-9]*-[0-9]*/\1'"$year_range"'/