divert.mk

   1 # -*- mode: makefile; coding: utf-8 -*-
   2 # Copyright © 2007-2008 Anders Kaseorg <andersk@mit.edu> and
   3 #                       Tim Abbott <tabbott@mit.edu>
   4 #
   5 # This program is free software; you can redistribute it and/or
   6 # modify it under the terms of the GNU General Public License as
   7 # published by the Free Software Foundation; either version 2, or (at
   8 # your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful, but
  11 # WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 # General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18 # 02111-1307 USA.
  19
  20 ifndef _cdbs_rules_divert
  21 _cdbs_rules_divert = 1
  22
  23 CDBS_BUILD_DEPENDS := $(CDBS_BUILD_DEPENDS), config-package-dev
  24
  25 DEB_DIVERT_SCRIPT = /usr/share/config-package-dev/divert.sh.in
  26
  27 DEB_DIVERT_PACKAGES += $(foreach package,$(DEB_ALL_PACKAGES), \
  28     $(if $(DEB_REPLACE_FILES_$(package)),$(package), \
  29     $(if $(DEB_DIVERT_FILES_$(package)),$(package))))
  30
  31 ifeq ($(DEB_DIVERT_EXTENSION),)
  32 DEB_DIVERT_EXTENSION = .divert
  33 endif
  34
  35 DEB_DIVERT_ENCODER = /usr/share/config-package-dev/encode
  36
  37 debian-divert/%: package = $(subst debian-divert/,,$@)
  38 debian-divert/%: replace_inputs = $(DEB_REPLACE_FILES_$(package))
  39 debian-divert/%: replace_files = $(foreach file,$(replace_inputs),$(file))
  40 debian-divert/%: divert_files = $(DEB_DIVERT_FILES_$(package)) $(replace_files)
  41 $(patsubst %,debian-divert/%,$(DEB_DIVERT_PACKAGES)) :: debian-divert/%:
  42         ( \
  43             sed 's/#PACKAGE#/$(cdbs_curpkg)/g; s/#DEB_DIVERT_EXTENSION#/$(DEB_DIVERT_EXTENSION)/g' $(DEB_DIVERT_SCRIPT); \
  44             $(if $(divert_files), \
  45                 echo 'if [ "$$1" = "configure" ]; then'; \
  46                 $(foreach file,$(divert_files), \
  47                     echo "    divert_link $(subst $(DEB_DIVERT_EXTENSION), ,$(file))";) \
  48                 echo 'fi'; \
  49             ) \
  50         ) >> $(CURDIR)/debian/$(cdbs_curpkg).postinst.debhelper
  51         ( \
  52             sed 's/#PACKAGE#/$(cdbs_curpkg)/g; s/#DEB_DIVERT_EXTENSION#/$(DEB_DIVERT_EXTENSION)/g' $(DEB_DIVERT_SCRIPT); \
  53             $(if $(divert_files), \
  54                 echo 'if [ "$$1" = "remove" ]; then'; \
  55                 $(foreach file,$(divert_files), \
  56                     echo "    undivert_unlink $(subst $(DEB_DIVERT_EXTENSION), ,$(file))";) \
  57                 echo 'fi'; \
  58             ) \
  59         ) >> $(CURDIR)/debian/$(cdbs_curpkg).prerm.debhelper
  60         ( \
  61             echo -n "diverted-files="; \
  62             $(foreach file,$(divert_files),\
  63                 ${DEB_DIVERT_ENCODER} "$(subst $(DEB_DIVERT_EXTENSION),,$(file))"; \
  64                 echo -n ", ";) \
  65             echo \
  66         ) >> $(CURDIR)/debian/$(cdbs_curpkg).substvars
  67
  68 $(patsubst %,binary-fixup/%,$(DEB_DIVERT_PACKAGES)) :: binary-fixup/%: debian-divert/%
  69
  70 endif