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#!/bin/sh
#
# svn-do
#
# svn-do will use svn-buildpackage to export a source, run a command inside the
# exported source, and -- if the command succeeds -- copy back the debian/ tree
#
# Copyright (C) 2006 Loc Minier <lool@dooz.org>
#
# 1) clean the tree (useful if this requires the full source tree)
# % svn-do debclean
# I: Exporting source tree via svn-buildpackage...
# [...]
# I: Running command: debclean
# [...]
# I: Copying back the debian/ tree...
# `debian/control' ->
# `/home/lool/svn/debian/pkg-gnome/desktop/unstable/nautilus-cd-burner/debian/control'
#
# 2) use quilt to refresh a patch
# % QUILT_PATCHES=debian/patches svn-do \
# sh -c "quilt push 002_static-linking-dont-build-perf.patch; quilt refresh"
# [...]
# I: Copying back the debian/ tree...
# [...]
# `debian/patches/002_static-linking-dont-build-perf.patch' ->
# `/home/lool/svn/debian/pkg-gnome/desktop/experimental/gtk+2.0/debian/patches/002_static-linking-dont-build-perf.patch'
#
# 3) start a source editing session and decide later not to copy back the
# debian/ tree
# % svn-do $SHELL
# [...]
# I: Running command: /bin/zsh
# % exit 1
# E: command exited with 1; not copying back the debian/ tree.
#
# 4) edit a patch in a CDBS' simple-patchsys based package
# % svn-do cdbs-edit-patch 02_pmount.patch
# [...]
set -e
OLD_WD=$(pwd)
if ! [ -d .svn ]; then
echo "E: Not in a SVN checkout" >&2
exit 1
fi
if ! dh_testdir; then
echo "E: Not in a Debian source tree" >&2
exit 1
fi
echo "I: Exporting source tree via svn-buildpackage..." >&2
tree=$(LC_ALL=C svn-buildpackage --svn-dont-clean --svn-export | sed -n 's/.*exported to \(.*\)/\1/p')
if [ -z "$tree" ]; then
echo "E: Export failed, check your svn-buildpackage configuration"
exit 1
fi
# uncomment this if you want to purge the exported tree on completion
# (successful or not)
#cleanup() {
# echo "I: Cleaning up..." >&2
# rm -rf "$*"
#}
#trap "cleanup $tree" 0 1 2 3 9 11 13 15
cd "$tree"
echo "I: Running command: $*"
("$@")
err=$?
if [ 0 != $err ]; then
echo "E: command exited with $err; not copying back the debian/ tree." >&2
exit 1
fi
echo "I: Copying back the debian/ tree..." >&2
cp -vuapf debian/* "$OLD_WD/debian"
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