#!/bin/sh
#
# Build a Mercurial RPM in place.
#
# Bryan O'Sullivan <
[email protected]>
#
# Tested on
# - Fedora 10
# - Fedora 11
# - Centos 5.3 (with Fedora EPEL repo for asciidoc)
HG="`dirname $0`/../hg"
PYTHONPATH="`dirname $0`/../mercurial/pure"
export PYTHONPATH
root="`$HG root 2>/dev/null`"
specfile=contrib/mercurial.spec
if [ -z "$root" ]; then
echo 'You are not inside a Mercurial repository!' 1>&2
exit 1
fi
rpmdir=/tmp/"`basename $root | sed 's/ /_/'`"-rpm # FIXME: Insecure /tmp handling
cd "$root"
rm -rf $rpmdir
mkdir -p $rpmdir/RPMS
$HG clone "$root" $rpmdir/BUILD
if [ ! -f $specfile ]; then
echo "Cannot find $specfile!" 1>&2
exit 1
fi
tmpspec=/tmp/`basename "$specfile"`.$$ # FIXME: Insecure /tmp handling
# Use the most recent tag as the version.
version=`$HG tags | python -c 'import sys; print [l for l in sys.stdin.readlines() if l[0].isdigit()][0].split()[0]'`
# Compute the release number as the difference in revision numbers
# between the tip and the most recent tag.
release=`$HG tags | python -c 'import sys; l = sys.stdin.readlines(); print int(l[0].split()[1].split(":")[0]) - int([x for x in l if x[0].isdigit()][0].split()[1].split(":")[0])'`
tip=`$HG -q tip`
# Beat up the spec file
sed -e 's,^Source:.*,Source: /dev/null,' \
-e "s,^Version:.*,Version: $version," \
-e "s,^Release:.*,Release: $release," \
-e "s,^%prep.*,Changeset: $tip\n\0," \
-e 's,^%setup.*,,' \
$specfile > $tmpspec
cat <<EOF >> $tmpspec
%changelog
* `LANG=en_US date +'%a %b %d %Y'` `$HG showconfig ui.username` $version-$release
- Automatically built via $0
EOF
$HG log \
--template '* {date|rfc822date} {author}\n- {desc|firstline}\n\n' \
.hgtags \
| sed -e 's/^\(\* [MTWFS][a-z][a-z]\), \([0-3][0-9]\) \([A-Z][a-z][a-z]\) /\1 \3 \2 /' \
-e '/^\* [MTWFS][a-z][a-z] /{s/ [012][0-9]:[0-9][0-9]:[0-9][0-9] [+-][0-9]\{4\}//}' \
>> $tmpspec
rpmbuild --define "_topdir $rpmdir" -bb $tmpspec
if [ $? = 0 ]; then
rm -rf $tmpspec $rpmdir/BUILD
mv $rpmdir/RPMS/*/* $rpmdir && rm -r $rpmdir/RPMS
echo
echo "Packages are in $rpmdir:"
ls -l $rpmdir/*.rpm
fi
