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# -*- mode: makefile; coding: utf-8 -*-
# Copyright © 2002,2003 Colin Walters <walters@debian.org>
# Description: A sample patch system which uses separate files in debian/patches
# Patch suffix is specified by DEB_PATCH_SUFFIX. Defaults to .patch.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2, or (at
# your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
# 02111-1307 USA.
ifndef _cdbs_bootstrap
_cdbs_scripts_path ?= /usr/lib/cdbs
_cdbs_rules_path ?= /usr/share/cdbs/1/rules
_cdbs_class_path ?= /usr/share/cdbs/1/class
endif
ifndef _cdbs_rules_patchsys
_cdbs_rules_patchsys := 1
include $(_cdbs_rules_path)/buildcore.mk$(_cdbs_makefile_suffix)
ifeq ($(_cdbs_included_patchsys),)
_cdbs_included_patchsys := 1
_cdbs_patch_system_apply_rule := apply-patches
_cdbs_patch_system_unapply_rule := reverse-patches
ifeq ($(DEB_PATCH_SUFFIX),)
DEB_PATCH_SUFFIX = .patch
endif
ifeq ($(DEB_PATCHDIRS),)
DEB_PATCHDIRS = debian/patches
endif
DEB_PATCHES = $(foreach dir,$(DEB_PATCHDIRS),$(shell echo $(wildcard $(dir)/*$(DEB_PATCH_SUFFIX)) $(wildcard $(dir)/*.diff)))
post-patches:: apply-patches
clean:: reverse-patches
rm -f debian/stamp-patch*
rm -f debian/patches/*.log
# The patch subsystem
apply-patches: pre-build debian/stamp-patched
debian/stamp-patched: $(DEB_PATCHES)
debian/stamp-patched reverse-patches:
@echo "patches: $(DEB_PATCHES)"
@set -e ; reverse=""; patches="$(DEB_PATCHES)"; \
if [ "$@" = "reverse-patches" ]; then \
if [ ! -e debian/stamp-patched ]; then \
echo "Not reversing not applied patches."; \
exit 0; \
fi; \
reverse="-R"; \
for patch in $$patches; do reversepatches="$$patch $$reversepatches"; done; \
patches="$$reversepatches"; \
fi; \
for patch in $$patches; do \
case $$patch in \
*.gz) cat=zcat ;; \
*.bz2) cat=bzcat ;; \
*) cat=cat ;; \
esac; \
level=$$(head $$patch | egrep '^#DPATCHLEVEL=' | cut -f 2 -d '='); \
reverse=""; \
if [ "$@" = "reverse-patches" ]; then reverse="-R"; fi; \
success=""; \
if [ -z "$$level" ]; then \
echo -n "Trying "; if test -n "$$reverse"; then echo -n "reversed "; fi; echo -n "patch $$patch at level "; \
for level in 0 1 2; do \
if test -z "$$success"; then \
echo -n "$$level..."; \
if [ "$(DEB_PATCHDIRS_READONLY)" = "yes" ] ; then \
logfile="/dev/null" ; \
else \
logfile="$$patch.level-$$level.log" ; \
fi ; \
if $$cat $$patch | patch -d $(DEB_SRCDIR) $$reverse -E --dry-run -p$$level 1>$$logfile 2>&1; then \
if $$cat $$patch | patch -d $(DEB_SRCDIR) $$reverse -E --no-backup-if-mismatch -V never -p$$level 1>$$logfile 2>&1; then \
success=yes; \
touch debian/stamp-patch-$$(basename $$patch); \
echo "success."; \
fi; \
fi; \
fi; \
done; \
if test -z "$$success"; then \
if test -z "$$reverse"; then \
echo "failure."; \
exit 1; \
else \
echo "failure (ignored)."; \
fi \
fi; \
else \
echo -n "Trying patch $$patch at level $$level..."; \
echo -n "$$level..."; \
if [ "$(DEB_PATCHDIRS_READONLY)" = "yes" ] ; then \
logfile="/dev/null" ; \
else \
logfile="$$patch.log" ; \
fi ; \
if $$cat $$patch | patch -d $(DEB_SRCDIR) $$reverse -E --no-backup-if-mismatch -V never -p$$level 1>$$logfile 2>&1; then \
touch debian/stamp-patch-$$(basename $$patch); \
echo "success."; \
else \
echo "failure:"; \
cat $$logfile; \
if test -z "$$reverse"; then exit 1; fi; \
fi; \
fi; \
done
if [ "$@" = "debian/stamp-patched" ]; then touch debian/stamp-patched; fi
endif
endif
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