-version := $(shell awk -F '[()]' '/^$(package)/{ print $$2; exit }' debian/changelog)
-
-# Location of the source dir
-SRCTOP := $(CURDIR)
-TMPTOP := $(SRCTOP)/debian/tmp
-DOCDIR := $(TMPTOP)/usr/share/doc/$(package)
-LIBDIR := $(TMPTOP)/usr/share/doc-base
-
-sanitycheck := debian/rules policy.sgml
-
-SGML_FILES := policy menu-policy mime-policy perl-policy
-DESC_FILES := debian-policy debian-menu-policy debian-perl-policy \
- debian-mime-policy debconf-spec fhs
-
-# While we have two versions of the FHS installed in the source package,
-# we need to modify this to handle it. This is the easiest way to do it.
-# FHS_ARCHIVE := $(wildcard fhs*.tar.gz)
-FHS_ARCHIVE := fhs-2.3-source.tar.gz
-FHS_HTML := fhs-2.3.html
-FHS_FILES := fhs-2.3.ps.gz fhs-2.3.txt.gz fhs-2.3.pdf.gz
-FHS_NEW_ARCHIVE :=
-FHS_NEW_HTML :=
-FHS_NEW_FILES :=
-
-POLICY_FILES = $(SGML_FILES:=.sgml) $(SGML_FILES:=.txt.gz) \
- virtual-package-names-list.txt \
- upgrading-checklist.txt libc6-migration.txt version.ent \
- debconf_spec/debconf_specification.html \
- debconf_spec/debconf_specification.txt.gz \
- policy.ps.gz policy.pdf.gz
-
-# policy.{pdf,ps,tpt,txt} are generated files
-FILES_TO_CLEAN = debian/files debian/buildinfo debian/substvars \
- debian/postinst debian/prerm \
- version.ent upgrading-checklist.txt \
- $(SGML_FILES:=.txt.gz) $(SGML_FILES:=.html.tar.gz) \
- $(SGML_FILES:=-1.html) \
- policy.pdf.gz policy.ps.gz \
- debconf_specification.xml.tar.gz \
- policy.pdf policy.ps policy.txt policy. \
- body.tmp head.tmp policy.tpt
-
-STAMPS_TO_CLEAN := stamp-policy stamp-build
-DIRS_TO_CLEAN := debian/tmp fhs $(SGML_FILES:=.html)
-
-
-install_file := install -p -o root -g root -m 644
-install_program := install -p -o root -g root -m 755
-make_directory := install -p -d -o root -g root -m 755
-
-
-all build: stamp-build
-stamp-build: version.ent $(sanitycheck)
+version := $(shell dpkg-parsechangelog | awk '/^Version:/ { print $$2; exit }')
+
+# Currently, emacs23 is required (xemacs is not sufficient).
+EMACS := emacs23
+
+# Location of the source and build directories.
+SRCTOP := $(CURDIR)
+TMPTOP := $(SRCTOP)/debian/tmp
+DOCDIR := $(TMPTOP)/usr/share/doc/$(package)
+LIBDIR := $(TMPTOP)/usr/share/doc-base
+
+# SGML source files in the top-level directory. We do some common actions
+# with each of these: validate, build text, HTML, and one-page HTML output,
+# and generate a tarball of the source.
+SGML_FILES := policy menu-policy perl-policy upgrading-checklist
+
+# org-mode source files in the top-level directory. We generate text and
+# HTML versions from these.
+ORG_FILES := Process README
+
+# doc-base description files for the documents we include.
+DESC_FILES := copyright-format-1.0 debian-policy debian-menu-policy \
+ debian-perl-policy debconf-spec fhs
+
+# Our local copy of the File Hierarchy Standard. We don't build this from
+# source, but we do have a copy of the source in FHS_ARCHIVE.
+FHS_ARCHIVE := fhs-2.3-source.tar.gz
+FHS_FILES := fhs-2.3.html fhs-2.3.ps.gz fhs-2.3.txt.gz fhs-2.3.pdf.gz
+
+# A list of the simple Policy files that we include in the documentation
+# directory of the generated package. The tarballs of source are handled
+# separately, as are the directories of HTML output.
+POLICY_FILES := $(SGML_FILES:=.sgml) $(SGML_FILES:=.txt.gz) \
+ $(SGML_FILES:=-1.html) version.ent \
+ virtual-package-names-list.txt libc6-migration.txt \
+ copyright-format/copyright-format-1.0.html \
+ copyright-format/copyright-format-1.0.txt.gz \
+ debconf_spec/debconf_specification.html \
+ debconf_spec/debconf_specification.txt.gz \
+ policy.ps.gz policy.pdf.gz README.txt README.html \
+ Process.txt Process.html
+
+# Used by the clean rules. STAMPS_TO_CLEAN are the stamp files used to tell
+# make that a target has completed, and are removed first. FILES_TO_CLEAN
+# are individual generated files to remove. DIRS_TO_CLEAN are entire
+# directories to remove.
+STAMPS_TO_CLEAN := stamp-binary stamp-build
+DIRS_TO_CLEAN := $(SGML_FILES:=.html) debian/tmp fhs
+FILES_TO_CLEAN := $(SGML_FILES:=.txt) $(SGML_FILES:=.txt.gz) \
+ $(SGML_FILES:=.html.tar.gz) $(SGML_FILES:=-1.html) \
+ $(ORG_FILES:=.html) $(ORG_FILES:=.txt) \
+ policy.pdf.gz policy.ps.gz \
+ policy.pdf policy.ps policy.tpt policy.txt \
+ copyright-format/version.xml \
+ debconf_spec/include/version.xml version.ent \
+ copyright-format.xml.tar.gz \
+ debconf_specification.xml.tar.gz \
+ debian/files
+
+# Install files and directories with the correct ownership and permissions.
+install := install -p -o root -g root -m 644
+mkdir := install -d -o root -g root -m 755
+
+
+all build build-indep: stamp-build
+build-arch:
+stamp-build: version.ent copyright-format/version.xml \
+ debconf_spec/include/version.xml