## Makefile for Automake.
# Copyright (C) 1995, 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004,
-# 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation,
-# Inc.
+# 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Free Software
+# Foundation, Inc.
# 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
## automake (run in doc, tests, and in the rebuild rules.)
## `.' goes before doc and tests, because the latter two directories
## run aclocal and automake.
-SUBDIRS = lib . doc m4 tests
+SUBDIRS = lib . contrib doc m4 tests
bin_SCRIPTS = automake aclocal
TAGS_FILES = $(AUTOMAKESOURCES)
EXTRA_DIST = \
+ HACKING \
ChangeLog.96 \
ChangeLog.98 \
ChangeLog.00 \
ChangeLog.03 \
ChangeLog.04 \
ChangeLog.09 \
+ ChangeLog.11 \
bootstrap \
$(AUTOMAKESOURCES)
automake: automake.in
aclocal: aclocal.in
automake aclocal: Makefile
- rm -f $@ $@.tmp
- $(do_subst) $(srcdir)/$@.in >$@.tmp
- chmod +x $@.tmp
- chmod a-w $@.tmp
- mv -f $@.tmp $@
+ $(AM_V_at)rm -f $@ $@-t
+ $(AM_V_GEN)$(do_subst) $(srcdir)/$@.in >$@-t
+ $(AM_V_at)chmod a+x,a-w $@-t && mv -f $@-t $@
## The master location for INSTALL is lib/INSTALL.
## This is where `make fetch' will install new versions.
## Make sure we also update this copy.
INSTALL: lib/INSTALL
- cp $(srcdir)/lib/INSTALL $@
+ $(AM_V_GEN)cp $(srcdir)/lib/INSTALL $@
################################################################
##
## to anybody else
##
+gitlog_to_changelog_command = $(PERL) $(srcdir)/lib/gitlog-to-changelog
+gitlog_to_changelog_options = --since='2011-12-28 00:00:00' \
+ --no-cluster --format '%s%n%n%b'
+
+# Automatic generation of the ChangeLog from git history.
+#
+# When executed from a git checkout, generate the ChangeLog from the git
+# history. When executed from an extracted distribution tarball, just
+# copy the distributed ChangeLog in the build directory (and if this
+# fails, or if no distributed ChangeLog file is present, complain and
+# give an error).
+#
+# We need the apparently useless dependency from another .PHONY target
+# `am--changelog-regen-hook' to work around a bug of Solaris make, which
+# doesn't execute the recipe of a target named as an existing file, even
+# if such target is declared `.PHONY' (yikes!)
+#
+.PHONY: am--changelog-regen-hook
+am--changelog-regen-hook:
+ChangeLog: am--changelog-regen-hook
+ $(AM_V_GEN)set -e; set -u; \
+## The ChangeLog should be regenerated unconditionally when working from
+## checked-out sources; otherwise, if we're working from a distribution
+## tarball, we expect the ChangeLog to be distributed, so check that it
+## is indeed present in the source directory.
+ if test -d $(srcdir)/.git; then \
+ rm -f $@-t \
+ && $(gitlog_to_changelog_command) \
+ $(gitlog_to_changelog_options) >$@-t \
+ && chmod a-w $@-t \
+ && mv -f $@-t $@ \
+ || exit 1; \
+ elif test ! -f $(srcdir)/$@; then \
+ echo "Source tree is not a git checkout, and no pre-existent" \
+ "$@ file has been found there" >&2; \
+ exit 1; \
+ fi
+
# Ensure tests are world-executable
dist-hook:
cd $(distdir)/tests && chmod a+rx *.test
sc_tests_plain_autoconf \
sc_tests_plain_autoupdate \
sc_tests_plain_automake \
+sc_tests_plain_autom4te \
+sc_tests_plain_autoheader \
+sc_tests_plain_autoreconf \
sc_tests_here_document_format \
sc_tests_Exit_not_exit \
sc_tests_automake_fails \
sc_tabs_in_texi \
sc_at_in_texi
-.PHONY: $(syntax_check_rules)
$(syntax_check_rules): automake aclocal
maintainer-check: $(syntax_check_rules)
+.PHONY: maintainer-check $(syntax_check_rules)
+
+## Check that the list of tests given in the Makefile is equal to the
+## list of all test scripts in the Automake testsuite.
+.PHONY: maintainer-check-list-of-tests
+maintainer-check-list-of-tests:
+ $(am__cd) tests && $(MAKE) $(AM_MAKEFLAGS) $@
+maintainer-check: maintainer-check-list-of-tests
## Look for test whose names can cause spurious failures when used as
## first argument to AC_INIT (chiefly because they might contain an
## Syntax check with default Perl (on my machine, Perl 5).
sc_perl_syntax:
- perllibdir="./lib$(PATH_SEPARATOR)$(srcdir)/lib" $(PERL) -c -w automake
- perllibdir="./lib$(PATH_SEPARATOR)$(srcdir)/lib" $(PERL) -c -w aclocal
+ @perllibdir="./lib$(PATH_SEPARATOR)$(srcdir)/lib" $(PERL) -c -w automake
+ @perllibdir="./lib$(PATH_SEPARATOR)$(srcdir)/lib" $(PERL) -c -w aclocal
## expect no instances of '${...}'. However, $${...} is ok, since that
## is a shell construct, not a Makefile construct.
exit 1; \
fi
-## Allow only `local $_' in Automake.
+## Allow only few variables to be localized in Automake.
sc_perl_local:
- @if grep -v '^[ \t]*local \$$_;' $(srcdir)/automake.in | \
+ @if egrep -v '^[ \t]*local \$$[_~]( *=|;)' $(srcdir)/automake.in | \
grep '^[ \t]*local [^*]'; then \
echo "Please avoid \`local'." 1>&2; \
exit 1; \
exit 1; \
fi
-## Tests should never call make directly.
+## Recursive make invocations should always pass $(AM_MAKEFLAGS)
+## to $(MAKE), for portability to non-GNU make.
sc_tests_make_without_am_makeflags:
@if grep '^[^#].*(MAKE) ' $(srcdir)/lib/am/*.am $(srcdir)/automake.in |\
grep -v 'AM_MAKEFLAGS'; then \
## Tests should never call make directly.
sc_tests_plain_make:
- @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*make'; then \
+ @if grep -v '^#' $(srcdir)/tests/*.test | $(EGREP) ':[ ]*make( |$$)'; then \
echo 'Do not run "make" in the above tests. Use "$$MAKE" instead.' 1>&2; \
exit 1; \
fi
## Tests should never call autoconf directly.
sc_tests_plain_autoconf:
- @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*autoconf'; then \
+ @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*autoconf\>'; then \
echo 'Do not run "autoconf" in the above tests. Use "$$AUTOCONF" instead.' 1>&2; \
exit 1; \
fi
## Tests should never call autoupdate directly.
sc_tests_plain_autoupdate:
- @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*autoupdate'; then \
+ @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*autoupdate\>'; then \
echo 'Do not run "autoupdate" in the above tests. Use "$$AUTOUPDATE" instead.' 1>&2; \
exit 1; \
fi
## Tests should never call automake directly.
sc_tests_plain_automake:
- @if grep -v '^#' $(srcdir)/tests/*.test | grep -E ':[ ]*automake([^:]|$$)'; then \
+ @if grep -v '^#' $(srcdir)/tests/*.test | grep -E ':[ ]*automake\>([^:]|$$)'; then \
echo 'Do not run "automake" in the above tests. Use "$$AUTOMAKE" instead.' 1>&2; \
exit 1; \
fi
+## Tests should never call autoheader directly.
+sc_tests_plain_autoheader:
+ @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*autoheader\>'; then \
+ echo 'Do not run "automake" in the above tests. Use "$$AUTOHEADER" instead.' 1>&2; \
+ exit 1; \
+ fi
+
+## Tests should never call autoreconf directly.
+sc_tests_plain_autoreconf:
+ @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*autoreconf\>'; then \
+ echo 'Do not run "automake" in the above tests. Use "$$AUTORECONF" instead.' 1>&2; \
+ exit 1; \
+ fi
+
+## Tests should never call autom4te directly.
+sc_tests_plain_autom4te:
+ @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*autom4te\>'; then \
+ echo 'Do not run "automake" in the above tests. Use "$$AUTOM4TE" instead.' 1>&2; \
+ exit 1; \
+ fi
+
## Tests should only use END and EOF for here documents
## (so that the next test is effective).
sc_tests_here_document_format:
## Tests should never call aclocal directly.
sc_tests_plain_aclocal:
- @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*aclocal'; then \
+ @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*aclocal\>'; then \
echo 'Do not run "aclocal" in the above tests. Use "$$ACLOCAL" instead.' 1>&2; \
exit 1; \
fi
## Tests should never call perl directly.
sc_tests_plain_perl:
- @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*perl'; then \
+ @if grep -v '^#' $(srcdir)/tests/*.test | grep ':[ ]*perl\>'; then \
echo 'Do not run "perl" in the above tests. Use "$$PERL" instead.' 1>&2; \
exit 1; \
fi
## Overriding a Makefile macro on the command line is not portable when
## recursive targets are used. Better use an envvar. SHELL is an
-## exception, POSIX says it can't come from the environment. DESTDIR and
-## DISTCHECK_CONFIGURE_FLAGS and V are exceptions, too, as package authors
-## are urged not to initialize them anywhere.
+## exception, POSIX says it can't come from the environment. V, DESTDIR,
+## DISTCHECK_CONFIGURE_FLAGS and DISABLE_HARD_ERRORS are exceptions, too,
+## as package authors are urged not to initialize them anywhere.
sc_tests_overriding_macros_on_cmdline:
@if grep -E '\$$MAKE .*(SHELL=.*=|=.*SHELL=)' $(srcdir)/tests/*.test; then \
echo 'Rewrite "$$MAKE foo=bar SHELL=$$SHELL" as "foo=bar $$MAKE -e SHELL=$$SHELL"' 1>&2; \
echo ' in the above lines, it is more portable.' 1>&2; \
exit 1; \
fi
- @if sed -e 's/ DESTDIR=[^ ]*/ /' -e 's/ SHELL=[^ ]*/ /' \
- -e 's/ V=[^ ]*/ /' -e 's///' \
+## Also try to account for usages like "$MAKE || st=$?".
+ @if sed -e 's/ || .*//' -e 's/ && .*//' \
+ -e 's/ DESTDIR=[^ ]*/ /' -e 's/ SHELL=[^ ]*/ /' \
+ -e 's/ V=[^ ]*/ /' -e 's/ DISABLE_HARD_ERRORS=[^ ]*/ /' \
## DISTCHECK_CONFIGURE_FLAGS is allowed to contain whitespace in its
## definition, so the more complex substitutions below.
-e "s/ DISTCHECK_CONFIGURE_FLAGS='[^']*'/ /" \
exit 1; \
fi
-
-git-dist: maintainer-check
-## Make sure the NEWS file is up-to-date.
- @if sed 1q $(srcdir)/NEWS | grep -e "$(VERSION)" > /dev/null; then :; else \
- echo "NEWS not updated; not releasing" 1>&2; \
- exit 1; \
- fi
-## Build the distribution
- $(MAKE) $(AM_MAKEFLAGS) distcheck
-## Finally, if anything was successful, commit the last changes and tag
-## the release in the repository. We don't use RCS keywords so it's OK
-## to distribute the files before they were committed.
- cd $(srcdir) && git commit -a -s && \
- git tag -s "v$(VERSION)" -m "Release $(VERSION)"
-
-git-release: git-dist
- case $(VERSION) in \
- *[a-z]) dest=alpha;; \
- *) dest=ftp;; \
+## Tagging and/or uploading stable and beta releases.
+
+GIT = git
+
+version_rx = ^[1-9][0-9]*\.[0-9][0-9]*(\.[0-9][0-9]*)?
+stable_version_rx = $(version_rx)$$
+beta_version_rx = $(version_rx)[bdfhjlnprtvxz]$$
+match_version = echo "$(VERSION)" | $(EGREP) >/dev/null
+
+## Check that we don't have uncommitted or unstaged changes.
+## TODO: Maybe the git suite already offers a shortcut to verify if the
+## TODO: working directory is "clean" or not? If yes, use that instead
+## TODO: of duplicating the logic here.
+git_must_have_clean_workdir = \
+ $(GIT) rev-parse --verify HEAD >/dev/null \
+ && $(GIT) update-index -q --refresh \
+ && $(GIT) diff-files --quiet \
+ && $(GIT) diff-index --quiet --cached HEAD \
+ || fatal "you have uncommitted or unstaged changes"
+
+determine_release_type = \
+ if $(match_version) '$(stable_version_rx)'; then \
+ release_type='Release' dest=ftp; \
+ elif $(match_version) '$(beta_version_rx)'; then \
+ release_type='Beta release' dest=alpha; \
+ else \
+ fatal "invalid version '$(VERSION)' for a release"; \
+ fi
+
+git-tag-release: maintainer-check
+ @set -e; set -u; \
+ fatal () { echo "$@: $$*; not tagging" >&2; exit 1; }; \
+ case '$(AM_TAG_DRYRUN)' in \
+ ""|[nN]|[nN]o|NO) run="";; \
+ *) run="echo Running:";; \
esac; \
- $(srcdir)/lib/gnupload $(GNUPLOADFLAGS) \
- --to $$dest.gnu.org:automake $(DIST_ARCHIVES)
-
-git-diff:
- thisver="v$(VERSION)"; \
- if test -z "$$OLDVERSION"; then \
- prevno=`echo "$(VERSION)" - 0.01 | bc | sed 's/^\./0./'`; \
- else prevno="$$OLDVERSION"; fi; \
- prevver=v$$prevno; \
- git diff $$prevver..$$thisver $(PACKAGE) \
- > $(PACKAGE)-$$prevno-$(VERSION).diff
-
-## Check our path lengths.
-path-check: distdir
- (cd $(distdir) && \
-## FIXME there's got to be a better way! pathchk should take the list
-## of files on stdin, at least.
- find . -print | xargs pathchk -p); \
- estatus=$$?; \
- find $(distdir) -type d '!' -perm -200 -exec chmod u+w {} ';'; \
- rm -rf $(distdir); \
- exit $$estatus
+ $(determine_release_type); \
+ $(git_must_have_clean_workdir); \
+## Make sure the NEWS file is up-to-date.
+ sed 1q $(srcdir)/NEWS | grep '$(VERSION)' >/dev/null \
+ || fatal "NEWS not updated"; \
+## If all was successful, tag the release in the local repository.
+ $$run $(GIT) tag -s "v$(VERSION)" -m "$$release_type $(VERSION)"
+
+git-upload-release:
+ @set -e; set -u; \
+ fatal () { echo "$@: $$*; not releasing" >&2; exit 1; }; \
+ $(determine_release_type); \
+ dest=$$dest.gnu.org:automake; \
+ $(git_must_have_clean_workdir); \
+## Check that we are releasing from a valid tag.
+ tag=`$(GIT) describe` \
+ && case $$tag in "v$(VERSION)") true;; *) false;; esac \
+ || fatal "you can only create a release from a tagged version"; \
+## Build and upload the distribution tarball(s).
+ $(MAKE) $(AM_MAKEFLAGS) dist || exit 1; \
+ echo Will upload to $$dest: $(DIST_ARCHIVES); \
+ $(srcdir)/lib/gnupload $(GNUPLOADFLAGS) --to $$dest $(DIST_ARCHIVES)
+
+.PHONY: git-upload-release git-tag-release
+
+## Visually comparing differences between the Makefile.in files in
+## automake's own build system as generated in two different branches
+## might help to catch bugs and blunders. This has already happened a
+## few times in the past, when we used to version-control Makefile.in.
+autodiffs:
+ @set -u; \
+ NEW_COMMIT=$${NEW_COMMIT-"HEAD"}; \
+ OLD_COMMIT=$${OLD_COMMIT-"HEAD~1"}; \
+ am_gitdir='$(abs_top_srcdir)/.git'; \
+ get_autofiles_from_rev () \
+ { \
+ rev=$$1 dir=$$2 \
+ && echo "$@: will get files from revision $$rev" \
+ && git clone -q --depth 1 "$$am_gitdir" tmp \
+ && cd tmp \
+ && git checkout -q "$$rev" \
+ && echo "$@: bootstrapping $$rev" \
+ && $(SHELL) ./bootstrap \
+ && echo "$@: copying files from $$rev" \
+ && makefile_ins=`find . -name Makefile.in` \
+ && (tar cf - configure aclocal.m4 $$makefile_ins) | \
+ (cd .. && cd "$$dir" && tar xf -) \
+ && cd .. \
+ && rm -rf tmp; \
+ }; \
+ outdir=$@.dir \
+## Before proceeding, ensure the specified revisions truly exist.
+ && git --git-dir="$$am_gitdir" describe $$OLD_COMMIT >/dev/null \
+ && git --git-dir="$$am_gitdir" describe $$NEW_COMMIT >/dev/null \
+ && rm -rf $$outdir \
+ && mkdir $$outdir \
+ && cd $$outdir \
+ && mkdir new old \
+ && get_autofiles_from_rev $$OLD_COMMIT old \
+ && get_autofiles_from_rev $$NEW_COMMIT new \
+ && exit 0
+## With lots of eye candy; we like our developers pampered and spoiled :-)
+compare-autodiffs: autodiffs
+ @set -u; \
+ : $${COLORDIFF=colordiff} $${DIFF=diff}; \
+ dir=autodiffs.dir; \
+ if test ! -d "$$dir"; then \
+ echo "$@: $$dir: Not a directory" >&2; \
+ exit 1; \
+ fi; \
+ mydiff=false mypager=false; \
+ if test -t 1; then \
+ if ($$COLORDIFF -r . .) </dev/null >/dev/null 2>&1; then \
+ mydiff=$$COLORDIFF; \
+ mypager="less -R"; \
+ else \
+ mypager=less; \
+ fi; \
+ else \
+ mypager=cat; \
+ fi; \
+ if test "$$mydiff" = false; then \
+ if ($$DIFF -r -u . .); then \
+ mydiff=$$DIFF; \
+ else \
+ echo "$@: no good-enough diff program specified" >&2; \
+ exit 1; \
+ fi; \
+ fi; \
+ st=0; $$mydiff -r -u $$dir/old $$dir/new | $$mypager || st=$$?; \
+ rm -rf $$dir; \
+ exit $$st
+.PHONY: autodiffs compare-autodiffs
## Program to use to fetch files.
WGET = wget
WGET_SV_GIT_CF = $(WGET) 'http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;hb=HEAD;f='
WGET_SV_GIT_AC = $(WGET) 'http://git.savannah.gnu.org/gitweb/?p=autoconf.git;a=blob_plain;hb=HEAD;f='
WGET_SV_GIT_GL = $(WGET) 'http://git.savannah.gnu.org/gitweb/?p=gnulib.git;a=blob_plain;hb=HEAD;f='
-WGET_GCC = $(WGET) 'http://gcc.gnu.org/viewcvs/*checkout*/trunk/'
## Files that we fetch and which we compare against.
-## FIXME should be a lot more here
+## The 'lib/COPYING' file must still be synced by hand.
FETCHFILES = \
INSTALL \
-config-ml.in \
config.guess \
config.sub \
-symlink-tree \
-texinfo.tex
+gnupload \
+gitlog-to-changelog \
+texinfo.tex \
+update-copyright
## Fetch the latest versions of files we care about.
fetch:
$(WGET_SV_GIT_CF)config.sub -O config.sub && \
$(WGET_SV_CVS)texinfo/texinfo/doc/texinfo.tex -O texinfo.tex && \
$(WGET_SV_GIT_GL)doc/INSTALL -O INSTALL && \
- $(WGET_GCC)config-ml.in -O config-ml.in && \
- $(WGET_GCC)symlink-tree -O symlink-tree)
+ $(WGET_SV_GIT_GL)build-aux/gnupload -O gnupload && \
+ $(WGET_SV_GIT_GL)build-aux/update-copyright -O update-copyright && \
+ $(WGET_SV_GIT_GL)build-aux/gitlog-to-changelog -O gitlog-to-changelog)
## Don't exit after test because we want to give as many errors as
## possible.
@stat=0; for file in $(FETCHFILES); do \
test $$stat = 0 || \
echo "See Fetchdir/update.patch for a log of the changes."; \
exit $$stat
+.PHONY: fetch
## Generate release statistics, for the table in automake.texi.
## This has to be run in an up to date build tree, but there must
## be no temp files nor unused other files lying around!
release-stats: ps
- @am=`wc -l < automake` && \
+ $(AM_V_GEN): && \
+ am=`wc -l < automake` && \
acl=`wc -l < aclocal` && \
pmfiles="lib/Automake/*.pm" && \
if test . != '$(srcdir)'; then pmfiles="$$pmfiles $(srcdir)/lib/Automake/*.pm"; \
printf '@item %s @tab %-6s @tab %4d @tab %4d @tab %4d @tab %4d %-4s @tab %4d %-4s @tab %3d @tab %d %-4s\n' \
$$today $(VERSION) $$am $$acl $$pm $$aml "($$amf)" $$m4l "($$m4f)" $$doc $$t "($$tgen)"
.PHONY: release-stats
+
+update_copyright_env = \
+ UPDATE_COPYRIGHT_FORCE=1 \
+ UPDATE_COPYRIGHT_USE_INTERVALS=2
+
+.PHONY: update-copyright
+update-copyright:
+ $(AM_V_GEN)excluded_re=`echo $(FETCHFILES) \
+ | sed -e 's|^|lib/|' -e 's| | lib/|g' -e 's, ,|,g'`; \
+ $(GIT) ls-files \
+ | grep -Ev '/(COPYING|INSTALL)' \
+ | grep -Ev "^($$excluded_re)$$" \
+ | $(update_copyright_env) xargs $(srcdir)/lib/$@