maint.mk

   1 # Maintainer makefile rules for Automake.
   2 #
   3 # Copyright (C) 1995-2012 Free Software Foundation, Inc.
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 2, or (at your option)
   8 # any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU 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, see <http://www.gnu.org/licenses/>.
  17
  18 # Avoid CDPATH issues.
  19 unexport CDPATH
  20
  21 # --------------------------------------------------------- #
  22 #  Automatic generation of the ChangeLog from git history.  #
  23 # --------------------------------------------------------- #
  24
  25 gitlog_to_changelog_command = $(PERL) $(srcdir)/lib/gitlog-to-changelog
  26 gitlog_to_changelog_fixes = $(srcdir)/.git-log-fix
  27 gitlog_to_changelog_options = --amend=$(gitlog_to_changelog_fixes) \
  28                               --since='2011-12-28 00:00:00' \
  29                               --no-cluster --format '%s%n%n%b'
  30
  31 EXTRA_DIST += lib/gitlog-to-changelog
  32 EXTRA_DIST += $(gitlog_to_changelog_fixes)
  33
  34 # When executed from a git checkout, generate the ChangeLog from the git
  35 # history.  When executed from an extracted distribution tarball, just
  36 # copy the distributed ChangeLog in the build directory (and if this
  37 # fails, or if no distributed ChangeLog file is present, complain and
  38 # give an error).
  39 #
  40 # The ChangeLog should be regenerated unconditionally when working from
  41 # checked-out sources; otherwise, if we're working from a distribution
  42 # tarball, we expect the ChangeLog to be distributed, so check that it
  43 # is indeed present in the source directory.
  44 ChangeLog:
  45         $(AM_V_GEN)set -e; set -u; \
  46         if test -d $(srcdir)/.git; then \
  47           rm -f $@-t \
  48             && $(gitlog_to_changelog_command) \
  49                $(gitlog_to_changelog_options) >$@-t \
  50             && chmod a-w $@-t \
  51             && mv -f $@-t $@ \
  52             || exit 1; \
  53         elif test ! -f $(srcdir)/$@; then \
  54           echo "Source tree is not a git checkout, and no pre-existent" \
  55                "$@ file has been found there" >&2; \
  56           exit 1; \
  57         fi
  58 .PHONY: ChangeLog
  59
  60
  61 # --------------------------- #
  62 #  Perl coverage statistics.  #
  63 # --------------------------- #
  64
  65 PERL_COVERAGE_DB = $(abs_top_builddir)/cover_db
  66 PERL_COVERAGE_FLAGS = -MDevel::Cover=-db,$(PERL_COVERAGE_DB),-silent,on,-summary,off
  67 PERL_COVER = cover
  68
  69 check-coverage-run recheck-coverage-run: %-coverage-run: all
  70         $(MKDIR_P) $(PERL_COVERAGE_DB)
  71         PERL5OPT="$$PERL5OPT $(PERL_COVERAGE_FLAGS)"; export PERL5OPT; \
  72         WANT_NO_THREADS=yes; export WANT_NO_THREADS; unset AUTOMAKE_JOBS; \
  73         $(MAKE) $*
  74
  75 check-coverage-report:
  76         @if test ! -d "$(PERL_COVERAGE_DB)"; then \
  77           echo "No coverage database found in '$(PERL_COVERAGE_DB)'." >&2; \
  78           echo "Please run \"make check-coverage\" first" >&2; \
  79           exit 1; \
  80         fi
  81         $(PERL_COVER) $(PERL_COVER_FLAGS) "$(PERL_COVERAGE_DB)"
  82
  83 # We don't use direct dependencies here because we'd like to be able
  84 # to invoke the report even after interrupted check-coverage.
  85 check-coverage: check-coverage-run
  86         $(MAKE) check-coverage-report
  87
  88 recheck-coverage: recheck-coverage-run
  89         $(MAKE) check-coverage-report
  90
  91 clean-coverage:
  92         rm -rf "$(PERL_COVERAGE_DB)"
  93 clean-local: clean-coverage
  94
  95 .PHONY: check-coverage recheck-coverage check-coverage-run \
  96         recheck-coverage-run check-coverage-report clean-coverage
  97
  98
  99 # ---------------------------------------------------- #
 100 #  Tagging and/or uploading stable and beta releases.  #
 101 # ---------------------------------------------------- #
 102
 103 GIT = git
 104
 105 EXTRA_DIST += lib/gnupload
 106
 107 base_version_rx = ^[1-9][0-9]*\.[0-9][0-9]*
 108 stable_major_version_rx = $(base_version_rx)$$
 109 stable_minor_version_rx = $(base_version_rx)\.[0-9][0-9]*$$
 110 beta_version_rx = $(base_version_rx)(\.[0-9][0-9]*)?[bdfhjlnprtvxz]$$
 111 match_version = echo "$(VERSION)" | $(EGREP) >/dev/null
 112
 113 # Check that we don't have uncommitted or unstaged changes.
 114 # TODO: Maybe the git suite already offers a shortcut to verify if the
 115 # TODO: working directory is "clean" or not?  If yes, use that instead
 116 # TODO: of duplicating the logic here.
 117 git_must_have_clean_workdir = \
 118   $(GIT) rev-parse --verify HEAD >/dev/null \
 119     && $(GIT) update-index -q --refresh \
 120     && $(GIT) diff-files --quiet \
 121     && $(GIT) diff-index --quiet --cached HEAD \
 122     || { echo "$@: you have uncommitted or unstaged changes" >&2; exit 1; }
 123
 124 determine_release_type = \
 125   if $(match_version) '$(stable_major_version_rx)'; then \
 126     release_type='Major release'; \
 127     announcement_type='major release'; \
 128     dest=ftp; \
 129   elif $(match_version) '$(stable_minor_version_rx)'; then \
 130     release_type='Minor release'; \
 131     announcement_type='maintenance release'; \
 132     dest=ftp; \
 133   elif $(match_version) '$(beta_version_rx)'; then \
 134     release_type='Beta release'; \
 135     announcement_type='test release'; \
 136     dest=alpha; \
 137   else \
 138     echo "$@: invalid version '$(VERSION)' for a release" >&2; \
 139     exit 1; \
 140   fi
 141
 142 # Help the debugging of $(determine_release_type) and related code.
 143 print-release-type:
 144         @$(determine_release_type); \
 145          echo "$$release_type $(VERSION);" \
 146               "it will be announced as a $$announcement_type"
 147
 148 git-tag-release: maintainer-check
 149         @set -e -u; \
 150         case '$(AM_TAG_DRYRUN)' in \
 151           ""|[nN]|[nN]o|NO) run="";; \
 152           *) run="echo Running:";; \
 153         esac; \
 154         $(determine_release_type); \
 155         $(git_must_have_clean_workdir); \
 156         $$run $(GIT) tag -s "v$(VERSION)" -m "$$release_type $(VERSION)"
 157
 158 git-upload-release:
 159         @# Check this is a version we can cut a release (either test
 160         @# or stable) from.
 161         @$(determine_release_type)
 162         @# The repository must be clean.
 163         @$(git_must_have_clean_workdir)
 164         @# Check that we are releasing from a valid tag.
 165         @tag=`$(GIT) describe` \
 166           && case $$tag in "v$(VERSION)") true;; *) false;; esac \
 167           || { echo "$@: you can only create a release from a tagged" \
 168                     "version" >&2; \
 169                exit 1; }
 170         @# Build the distribution tarball(s).
 171         $(MAKE) dist
 172         @# Upload it to the correct FTP repository.
 173         @$(determine_release_type) \
 174           && dest=$$dest.gnu.org:automake \
 175           && echo "Will upload to $$dest: $(DIST_ARCHIVES)" \
 176           && $(srcdir)/lib/gnupload $(GNUPLOADFLAGS) --to $$dest \
 177                                     $(DIST_ARCHIVES)
 178
 179 .PHONY: print-release-type git-upload-release git-tag-release
 180
 181
 182 # ------------------------------------------------------------------ #
 183 #  Explore differences of autogenerated files in different commits.  #
 184 # ------------------------------------------------------------------ #
 185
 186 # Visually comparing differences between the Makefile.in files in
 187 # automake's own build system as generated in two different branches
 188 # might help to catch bugs and blunders.  This has already happened a
 189 # few times in the past, when we used to version-control Makefile.in.
 190 autodiffs:
 191         @set -u; \
 192          NEW_COMMIT=$${NEW_COMMIT-"HEAD"}; \
 193          OLD_COMMIT=$${OLD_COMMIT-"HEAD~1"}; \
 194          am_gitdir='$(abs_top_srcdir)/.git'; \
 195          get_autofiles_from_rev () \
 196          { \
 197              rev=$$1 dir=$$2 \
 198                && echo "$@: will get files from revision $$rev" \
 199                && $(GIT) clone -q --depth 1 "$$am_gitdir" tmp \
 200                && cd tmp \
 201                && $(GIT) checkout -q "$$rev" \
 202                && echo "$@: bootstrapping $$rev" \
 203                && $(SHELL) ./bootstrap.sh \
 204                && echo "$@: copying files from $$rev" \
 205                && makefile_ins=`find . -name Makefile.in` \
 206                && (tar cf - configure aclocal.m4 $$makefile_ins) | \
 207                   (cd .. && cd "$$dir" && tar xf -) \
 208                && cd .. \
 209                && rm -rf tmp; \
 210          }; \
 211          outdir=$@.dir \
 212            && : Before proceeding, ensure the specified revisions truly exist. \
 213            && $(GIT) --git-dir="$$am_gitdir" describe $$OLD_COMMIT >/dev/null \
 214            && $(GIT) --git-dir="$$am_gitdir" describe $$NEW_COMMIT >/dev/null \
 215            && rm -rf $$outdir \
 216            && mkdir $$outdir \
 217            && cd $$outdir \
 218            && mkdir new old \
 219            && get_autofiles_from_rev $$OLD_COMMIT old \
 220            && get_autofiles_from_rev $$NEW_COMMIT new \
 221            && exit 0
 222
 223 # With lots of eye candy; we like our developers pampered and spoiled :-)
 224 compare-autodiffs: autodiffs
 225         @set -u; \
 226         : $${COLORDIFF=colordiff} $${DIFF=diff}; \
 227         dir=autodiffs.dir; \
 228         if test ! -d "$$dir"; then \
 229           echo "$@: $$dir: Not a directory" >&2; \
 230           exit 1; \
 231         fi; \
 232         mydiff=false mypager=false; \
 233         if test -t 1; then \
 234           if ($$COLORDIFF -r . .) </dev/null >/dev/null 2>&1; then \
 235             mydiff=$$COLORDIFF; \
 236             mypager="less -R"; \
 237           else \
 238             mypager=less; \
 239           fi; \
 240         else \
 241           mypager=cat; \
 242         fi; \
 243         if test "$$mydiff" = false; then \
 244           if ($$DIFF -r -u . .); then \
 245             mydiff=$$DIFF; \
 246           else \
 247             echo "$@: no good-enough diff program specified" >&2; \
 248             exit 1; \
 249           fi; \
 250         fi; \
 251         st=0; $$mydiff -r -u $$dir/old $$dir/new | $$mypager || st=$$?; \
 252         rm -rf $$dir; \
 253         exit $$st
 254 .PHONY: autodiffs compare-autodiffs
 255
 256 # ---------------------------------------------- #
 257 #  Help writing the announcement for a release.  #
 258 # ---------------------------------------------- #
 259
 260 PACKAGE_MAILINGLIST = automake@gnu.org
 261
 262 announcement: NEWS
 263         $(AM_V_GEN): \
 264           && rm -f $@ $@-t \
 265           && $(determine_release_type) \
 266           && ftp_base="ftp://$$dest.gnu.org/gnu/$(PACKAGE)" \
 267           && X () { printf '%s\n' "$$*" >> $@-t; } \
 268           && X "We are pleased to announce the $(PACKAGE_NAME) $(VERSION)" \
 269                "$$announcement_type." \
 270           && X \
 271           && X "**TODO** Brief description of the release here." \
 272           && X \
 273           && X "**TODO** This description can span multiple paragraphs." \
 274           && X \
 275           && X "See below for the detailed list of changes since the" \
 276           && X "previous version, as summarized by the NEWS file." \
 277           && X \
 278           && X "Download here:" \
 279           && X \
 280           && X "  $$ftp_base/$(PACKAGE)-$(VERSION).tar.gz" \
 281           && X "  $$ftp_base/$(PACKAGE)-$(VERSION).tar.xz" \
 282           && X \
 283           && X "Please report bugs and problems to" \
 284                "<$(PACKAGE_BUGREPORT)>," \
 285           && X "and send general comments and feedback to" \
 286                "<$(PACKAGE_MAILINGLIST)>." \
 287           && X \
 288           && X "Thanks to everyone who has reported problems, contributed" \
 289           && X "patches, and helped testing Automake!" \
 290           && X \
 291           && X "-*-*-*-" \
 292           && X \
 293           && sed -n -e '/^~~~/q' -e p $(srcdir)/NEWS >> $@-t \
 294           && mv -f $@-t $@
 295 .PHONY: announcement
 296 CLEANFILES += announcement
 297
 298 # --------------------------------------------------------------------- #
 299 #  Synchronize third-party files that are committed in our repository.  #
 300 # --------------------------------------------------------------------- #
 301
 302 # Program to use to fetch files.
 303 WGET = wget
 304
 305 # Some repositories we sync files from.
 306 SV_CVS    = 'http://savannah.gnu.org/cgi-bin/viewcvs/~checkout~/'
 307 SV_GIT_CF = 'http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;hb=HEAD;f='
 308 SV_GIT_AC = 'http://git.savannah.gnu.org/gitweb/?p=autoconf.git;a=blob_plain;hb=HEAD;f='
 309 SV_GIT_GL = 'http://git.savannah.gnu.org/gitweb/?p=gnulib.git;a=blob_plain;hb=HEAD;f='
 310
 311 # Files that we fetch and which we compare against.
 312 # Note that the 'lib/COPYING' file must still be synced by hand.
 313 FETCHFILES = \
 314   $(SV_GIT_CF)config.guess \
 315   $(SV_GIT_CF)config.sub \
 316   $(SV_CVS)texinfo/texinfo/doc/texinfo.tex \
 317   $(SV_CVS)texinfo/texinfo/util/gendocs.sh \
 318   $(SV_CVS)texinfo/texinfo/util/gendocs_template \
 319   $(SV_GIT_GL)build-aux/gitlog-to-changelog \
 320   $(SV_GIT_GL)build-aux/gnupload \
 321   $(SV_GIT_GL)build-aux/update-copyright \
 322   $(SV_GIT_GL)doc/INSTALL
 323
 324 # Fetch the latest versions of few scripts and files we care about.
 325 # A retrieval failure or a copying failure usually mean serious problems,
 326 # so we'll just bail out if 'wget' or 'cp' fail.
 327 fetch:
 328         $(AM_V_at)rm -rf Fetchdir
 329         $(AM_V_at)mkdir Fetchdir
 330         $(AM_V_GEN)set -e; \
 331         if $(AM_V_P); then wget_opts=; else wget_opts=-nv; fi; \
 332         for url in $(FETCHFILES); do \
 333            file=`printf '%s\n' "$$url" | sed 's|^.*/||; s|^.*=||'`; \
 334            $(WGET) $$wget_opts "$$url" -O Fetchdir/$$file || exit 1; \
 335            if cmp Fetchdir/$$file $(srcdir)/lib/$$file >/dev/null; then \
 336              : Nothing to do; \
 337            else \
 338              echo "$@: updating file $$file"; \
 339              cp Fetchdir/$$file $(srcdir)/lib/$$file || exit 1; \
 340            fi; \
 341         done
 342         $(AM_V_at)rm -rf Fetchdir
 343 .PHONY: fetch
 344
 345 # ---------------------------------------------------------------------- #
 346 #  Generate and upload manuals in several formats, for the GNU website.  #
 347 # ---------------------------------------------------------------------- #
 348
 349 web_manual_dir = doc/web-manual
 350
 351 RSYNC = rsync
 352 CVS = cvs
 353 CVSU = cvsu
 354 CVS_USER = $${USER}
 355 WEBCVS_ROOT = cvs.savannah.gnu.org:/web
 356 CVS_RSH = ssh
 357 export CVS_RSH
 358
 359 .PHONY: web-manual web-manual-update
 360 web-manual web-manual-update: t = $@.dir
 361
 362 # Build manual in several formats.  Note to the recipe:
 363 # 1. The symlinking of automake.texi into the temporary directory is
 364 #    required to pacify extra checks from gendocs.sh.
 365 # 2. The redirection to /dev/null before the invocation of gendocs.sh
 366 #    is done to better respect silent rules.
 367 web-manual:
 368         $(AM_V_at)rm -rf $(web_manual_dir) $t
 369         $(AM_V_at)mkdir $t
 370         $(AM_V_at)$(LN_S) '$(abs_srcdir)/doc/$(PACKAGE).texi' '$t/'
 371         $(AM_V_GEN)cd $t \
 372           && GENDOCS_TEMPLATE_DIR='$(abs_srcdir)/lib' \
 373           && export GENDOCS_TEMPLATE_DIR \
 374           && if $(AM_V_P); then :; else exec >/dev/null 2>&1; fi \
 375           && $(SHELL) '$(abs_srcdir)/lib/gendocs.sh' \
 376              -I '$(abs_srcdir)/doc' --email $(PACKAGE_BUGREPORT) \
 377              $(PACKAGE) '$(PACKAGE_NAME)'
 378         $(AM_V_at)mkdir $(web_manual_dir)
 379         $(AM_V_at)mv -f $t/manual/* $(web_manual_dir)
 380         $(AM_V_at)rm -rf $t
 381         @! $(AM_V_P) || ls -l $(web_manual_dir)
 382
 383 # Upload manual to www.gnu.org, using CVS (sigh!)
 384 web-manual-update:
 385         $(AM_V_at)$(determine_release_type); \
 386         case $$release_type in \
 387           [Mm]ajor\ release|[Mm]inor\ release);; \
 388           *) echo "Cannot upload manuals from a \"$$release_type\"" >&2; \
 389              exit 1;; \
 390         esac
 391         $(AM_V_at)test -f $(web_manual_dir)/$(PACKAGE).html || { \
 392           echo 'You have to run "$(MAKE) web-manuals" before' \
 393                'invoking "$(MAKE) $@"' >&2; \
 394           exit 1; \
 395         }
 396         $(AM_V_at)rm -rf $t
 397         $(AM_V_at)mkdir $t
 398         $(AM_V_at)cd $t \
 399           && $(CVS) -z3 -d :ext:$(CVS_USER)@$(WEBCVS_ROOT)/$(PACKAGE) \
 400                     co $(PACKAGE)
 401         @# According to the rsync manpage, "a trailing slash on the
 402         @# source [...] avoids creating an additional directory
 403         @# level at the destination".  So the trailing '/' after
 404         @# '$(web_manual_dir)' below is intended.
 405         $(AM_V_at)$(RSYNC) -avP $(web_manual_dir)/ $t/$(PACKAGE)/manual
 406         $(AM_V_GEN): \
 407           && cd $t/$(PACKAGE)/manual \
 408           && new_files=`$(CVSU) --types='?'` \
 409           && new_files=`echo "$$new_files" | sed s/^..//` \
 410           && { test -z "$$new_files" || $(CVS) add -ko $$new_files; } \
 411           && $(CVS) ci -m $(VERSION)
 412         $(AM_V_at)rm -rf $t
 413 .PHONY: web-manual-update
 414
 415 clean-web-manual:
 416         $(AM_V_at)rm -rf $(web_manual_dir)
 417 .PHONY: clean-web-manual
 418 clean-local: clean-web-manual
 419
 420 EXTRA_DIST += lib/gendocs.sh lib/gendocs_template
 421
 422 # ------------------------------------------------ #
 423 #  Update copyright years of all committed files.  #
 424 # ------------------------------------------------ #
 425
 426 EXTRA_DIST += lib/update-copyright
 427
 428 update_copyright_env = \
 429   UPDATE_COPYRIGHT_FORCE=1 \
 430   UPDATE_COPYRIGHT_USE_INTERVALS=2
 431
 432 # In addition to the several README files, these as well are
 433 # not expected to have a copyright notice.
 434 files_without_copyright = \
 435   .autom4te.cfg \
 436   .git-log-fix \
 437   .gitattributes \
 438   .gitignore \
 439   INSTALL \
 440   COPYING \
 441   AUTHORS \
 442   THANKS \
 443   lib/INSTALL \
 444   lib/COPYING
 445
 446 # This script is in the public domain.
 447 files_without_copyright += lib/mkinstalldirs
 448
 449 # This script has an MIT-style license
 450 files_without_copyright += lib/install-sh
 451
 452 .PHONY: update-copyright
 453 update-copyright:
 454         $(AM_V_GEN)set -e; \
 455         current_year=`date +%Y` && test -n "$$current_year" \
 456           || { echo "$@: cannot get current year" >&2; exit 1; }; \
 457         sed -i "/^RELEASE_YEAR=/s/=.*$$/=$$current_year/" \
 458           bootstrap.sh configure.ac; \
 459         excluded_re=`( \
 460           for url in $(FETCHFILES); do echo "$$url"; done \
 461             | sed -e 's!^.*/!!' -e 's!^.*=!!' -e 's!^!lib/!' \
 462           && for f in $(files_without_copyright); do echo $$f; done \
 463         ) | sed -e '$$!s,$$,|,' | tr -d '\012\015'`; \
 464         $(GIT) ls-files \
 465           | grep -Ev '(^|/)README$$' \
 466           | grep -Ev "^($$excluded_re)$$" \
 467           | $(update_copyright_env) xargs $(srcdir)/lib/$@