#!/bin/sh
#
# This is an example of using HGEDITOR to automate the signing of
# commits and so on.
# change this to one to turn on GPG support
SIGN=0
T1=""; T2=""
cleanup_exit() {
rm -f "$T1" "$T2"
exit $1
}
# If you want to pass your favourite editor some other parameters
# only for Mercurial, modify this:
case "${EDITOR:=vi}" in
emacs)
EDITOR="$EDITOR -nw"
;;
gvim|vim)
EDITOR="$EDITOR -f -o"
;;
esac
# Remove temporary files even if we get interrupted
trap "cleanup_exit 255" TERM KILL INT QUIT ABRT
T1=`mktemp`; T2=`mktemp`
(
cd "`hg root`"
grep '^HG: changed' "$1" | cut -b 13- | while read changed; do
hg diff "$changed" >> "$T2"
done
)
echo > "$T1"
if [ "$SIGN" == "1" ]; then
MANIFEST=`grep '^HG: manifest hash' "$1" | cut -b 19-`
echo -e "\nmanifest hash: $MANIFEST" >> "$T1"
fi
grep -vE '^(HG: manifest hash .*)?$' "$1" >> "$T1"
CHECKSUM=`md5sum "$T1"`
$EDITOR "$T1" "$T2" || cleanup_exit $?
echo "$CHECKSUM" | md5sum -c >/dev/null 2>&1 && cleanup_exit 13
if [ "$SIGN" == "1" ]; then
{
head -n 1 "$T1"
echo
grep -v "^HG:" "$T1" | gpg -t -a -u "${HGUSER}" --clearsign
} > "$T2" && mv "$T2" "$1"
else
mv "$T1" "$1"
fi
cleanup_exit $?