maint: port check-minimal-autoconf to VPATH builds
[platform/upstream/automake.git] / maintainer / maint.mk
index 1ea10a2..d180b09 100644 (file)
@@ -18,6 +18,9 @@
 # Avoid CDPATH issues.
 unexport CDPATH
 
+# Program to use to fetch files from the Net.
+WGET = wget
+
 # --------------------------------------------------------- #
 #  Automatic generation of the ChangeLog from git history.  #
 # --------------------------------------------------------- #
@@ -104,10 +107,16 @@ GIT = git
 
 EXTRA_DIST += lib/gnupload
 
-base_version_rx = ^[1-9][0-9]*\.[0-9][0-9]*
-stable_major_version_rx = $(base_version_rx)$$
-stable_minor_version_rx = $(base_version_rx)\.[0-9][0-9]*$$
-beta_version_rx = $(base_version_rx)(\.[0-9][0-9]*)?[bdfhjlnprtvxz]$$
+# First component of a version number (mandatory).
+rx-0 = ^[1-9][0-9]*
+# Later components of a version number (optional).
+rx-1 = \.[0-9][0-9]*
+# Used in recipes to decide which kind of release we are.
+stable_major_version_rx = $(rx-0)\.0$$
+stable_minor_version_rx = $(rx-0)$(rx-1)$$
+stable_micro_version_rx = $(rx-0)$(rx-1)$(rx-1)$$
+beta_version_rx = $(rx-0)($(rx-1)){1,2}[bdfhjlnprtvxz]$$
+alpha_version_rx  = $(rx-0)($(rx-1)){1,2}[acegikmoqsuwy]$$
 match_version = echo "$(VERSION)" | $(EGREP) >/dev/null
 
 # Check that we don't have uncommitted or unstaged changes.
@@ -128,14 +137,28 @@ determine_release_type = \
     dest=ftp; \
   elif $(match_version) '$(stable_minor_version_rx)'; then \
     release_type='Minor release'; \
+    announcement_type='minor release'; \
+    dest=ftp; \
+  elif $(match_version) '$(stable_micro_version_rx)'; then \
+    release_type='Micro release'; \
     announcement_type='maintenance release'; \
     dest=ftp; \
   elif $(match_version) '$(beta_version_rx)'; then \
     release_type='Beta release'; \
     announcement_type='test release'; \
     dest=alpha; \
+  elif $(match_version) '$(alpha_version_rx)'; then \
+    echo "$@: improper version '$(VERSION)' for a release" >&2; \
+    if test -n '$(strip $(DEVEL_SNAPSHOT))'; then \
+      echo "$@: continuing anyway since DEVEL_SNAPSHOT is set" >&2; \
+      release_type='Development snapshot'; \
+      announcement_type='development snapshot'; \
+      dest=alpha; \
+    else \
+      exit 1; \
+    fi; \
   else \
-    echo "$@: invalid version '$(VERSION)' for a release" >&2; \
+    echo "$@: invalid version number '$(VERSION)'" >&2; \
     exit 1; \
   fi
 
@@ -143,7 +166,7 @@ determine_release_type = \
 print-release-type:
        @$(determine_release_type); \
         echo "$$release_type $(VERSION);" \
-             "it will be announced as a $$announcement_type"
+             "it will be announced as a \"$$announcement_type\""
 
 git-tag-release: maintainer-check
        @set -e -u; \
@@ -259,6 +282,7 @@ compare-autodiffs: autodiffs
 
 PACKAGE_MAILINGLIST = automake@gnu.org
 
+announcement: DEVEL_SNAPSHOT = yes
 announcement: NEWS
        $(AM_V_GEN): \
          && rm -f $@ $@-t \
@@ -290,7 +314,11 @@ announcement: NEWS
          && X \
          && X "-*-*-*-" \
          && X \
-         && sed -n -e '/^~~~/q' -e p $(srcdir)/NEWS >> $@-t \
+         && $(AWK) '\
+               ($$0 ~ /^New in .*:/) { wait_for_end=1; } \
+               (/^~~~/ && wait_for_end) { print; exit(0) } \
+               { print } \
+            ' <$(srcdir)/NEWS >> $@-t \
          && mv -f $@-t $@
 .PHONY: announcement
 CLEANFILES += announcement
@@ -299,14 +327,14 @@ CLEANFILES += announcement
 #  Synchronize third-party files that are committed in our repository.  #
 # --------------------------------------------------------------------- #
 
-# Program to use to fetch files.
-WGET = wget
+# Git repositories on Savannah.
+git-sv-host = git.savannah.gnu.org
 
 # Some repositories we sync files from.
 SV_CVS    = 'http://savannah.gnu.org/cgi-bin/viewcvs/~checkout~/'
-SV_GIT_CF = 'http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;hb=HEAD;f='
-SV_GIT_AC = 'http://git.savannah.gnu.org/gitweb/?p=autoconf.git;a=blob_plain;hb=HEAD;f='
-SV_GIT_GL = 'http://git.savannah.gnu.org/gitweb/?p=gnulib.git;a=blob_plain;hb=HEAD;f='
+SV_GIT_CF = 'http://$(git-sv-host)/gitweb/?p=config.git;a=blob_plain;hb=HEAD;f='
+SV_GIT_AC = 'http://$(git-sv-host)/gitweb/?p=autoconf.git;a=blob_plain;hb=HEAD;f='
+SV_GIT_GL = 'http://$(git-sv-host)/gitweb/?p=gnulib.git;a=blob_plain;hb=HEAD;f='
 
 # Files that we fetch and which we compare against.
 # Note that the 'lib/COPYING' file must still be synced by hand.
@@ -384,7 +412,7 @@ web-manual:
 web-manual-update:
        $(AM_V_at)$(determine_release_type); \
        case $$release_type in \
-         [Mm]ajor\ release|[Mm]inor\ release);; \
+         [Mm]ajor\ release|[Mm]inor\ release|[Mm]icro\ release);; \
          *) echo "Cannot upload manuals from a \"$$release_type\"" >&2; \
             exit 1;; \
        esac
@@ -472,3 +500,162 @@ update-copyright:
          | grep -Ev '^PLANS(/|$$)' \
          | grep -Ev "^($$excluded_re)$$" \
          | $(update_copyright_env) xargs $(srcdir)/lib/$@
+
+# -------------------------------------------------------------- #
+#  Run the testsuite with the least supported autoconf version.  #
+# -------------------------------------------------------------- #
+
+gnu-ftp = http://ftp.gnu.org/gnu
+
+# Various shorthands: version, name, package name, tarball name,
+# tarball location, installation directory.
+ac-v = $(required_autoconf_version)
+ac-n = autoconf
+ac-p = $(ac-n)-$(ac-v)
+ac-t = $(ac-p).tar.gz
+ac-l = maintainer/$(ac-t)
+ac-d = maintainer/$(ac-p)
+
+fetch-minimal-autoconf: o = $(ac-l)
+fetch-minimal-autoconf:
+       $(AM_V_at)$(MKDIR_P) $(dir $o)
+       $(AM_V_at)rm -f $o $o-t
+       $(AM_V_GEN)$(WGET) -O $o-t $(gnu-ftp)/$(ac-n)/$(ac-t)
+       $(AM_V_at)chmod a-w $o-t && mv -f $o-t $o && ls -l $o
+.PHONY: fetch-minimal-autoconf
+
+build-minimal-autoconf:
+       $(AM_V_GEN):; \
+       test -f $(ac-l) || { \
+         echo "$@: tarball $(ac-l) seems missing." >&2; \
+         echo "$@: have you run '$(MAKE) fetch-minimal-autoconf'?" >&2; \
+         exit 1; \
+       }; \
+         set -x \
+         && $(PERL) $(srcdir)/t/ax/deltree.pl $(ac-d) \
+         && $(MKDIR_P) $(ac-d) \
+         && cd $(ac-d) \
+         && tar xzf '$(CURDIR)/$(ac-l)' \
+         && mv $(ac-p) src \
+         && mkdir build \
+         && cd build \
+         && env CONFIG_SHELL='$(SHELL)' $(SHELL) ../src/configure \
+              --prefix='$(CURDIR)/$(ac-d)' CONFIG_SHELL='$(SHELL)' \
+         && $(MAKE) install
+       $(AM_V_at)echo ' ======' && $(ac-d)/bin/autoconf --version
+.PHONY: build-minimal-autoconf
+
+check-minimal-autoconf:
+       $(AM_V_at)p='$(ac-d)/bin/autoconf'; \
+         if test ! -f "$$p" || test ! -x "$$p"; then \
+           echo "$@: program '$$p' seems missing." >&2; \
+           echo "$@: have you run '$(MAKE) build-minimal-autoconf'?" >&2; \
+           exit 1; \
+         fi
+       $(AM_V_GEN): \
+         && PATH='$(CURDIR)/$(ac-d)/bin$(PATH_SEPARATOR)'$$PATH \
+         && export PATH \
+         && AUTOCONF=autoconf \
+         && AUTOHEADER=autoheader \
+         && AUTORECONF=autoreconf \
+         && AUTOM4TE=autom4te \
+         && AUTOUPDATE=autoupdate \
+         && export AUTOCONF AUTOHEADER AUTORECONF AUTOM4TE AUTOUPDATE \
+         && echo === check autoconf version '(must be = $(ac-v))' \
+         && autoconf --version \
+         && autoconf --version | sed -e 's/^/ /; s/$$/ /' -e 1q \
+              | $(FGREP) '$(ac-v)' >/dev/null \
+         && echo === configure \
+         && $(srcdir)/configure $(shell ./config.status --config) \
+         && echo === build and test \
+         && $(MAKE) check
+.PHONY: check-minimal-autoconf
+
+
+# --------------------------------------------------------------- #
+#  Testing on real-world packages can help us avoid regressions.  #
+# --------------------------------------------------------------- #
+
+#
+# NOTE (from Stefano Lattarini):
+#
+# This section is mostly hacky and ad-hoc, but works for me and
+# on my system.  And while far from clean, it should help catching
+# real regressions on real world packages, which is important.
+# Ideas about how to improve this and make it more generic, portable,
+# clean, etc., are welcome.
+#
+
+# Tiny sample package.
+FEW_PACKAGES += hello
+# Smallish package using recursive make setup.
+FEW_PACKAGES += make
+# Medium-size package using non-recursive make setup.
+FEW_PACKAGES += coreutils
+
+ALL_PACKAGES = \
+  $(FEW_PACKAGES) \
+  autoconf \
+  bison \
+  grep \
+  tar \
+  diffutils \
+  smalltalk
+
+pkg-targets = check dist
+
+# Note: "ttp" stays for "Third Party Package".
+
+ttp-check ttp-check-all: do-clone = $(GIT) clone --verbose
+ttp-check: ttp-packages = $(FEW_PACKAGES)
+ttp-check-all: ttp-packages = $(ALL_PACKAGES)
+
+# Note: some packages depend on pkg-config, and its provided macros.
+ttp-check ttp-check-all: t/pkg-config-macros.log
+       @set -e; \
+       $(setup_autotools_paths); \
+       skip_all_ () \
+       { \
+         echo "***" >&2; \
+         echo "*** $@: WARNING: $$@" >&2; \
+         echo "*** $@: WARNING: some packages might fail to bootstrap" >&2; \
+         echo "***" >&2;  \
+       }; \
+       . t/pkg-config-macros.dir/get.sh || exit 1; \
+       mkdir $@.d && cd $@.d || exit 1; \
+       for p in $(ttp-packages); do \
+           echo; \
+           echo ========  BEGIN TTP $$p  =========; \
+           echo; \
+           set -x; \
+           $(do-clone) git://$(git-sv-host)/$$p.git || exit 1; \
+           ( \
+             cd $$p \
+               && ls -l \
+               && if test -f bootstrap; then \
+                    ./bootstrap --no-git; \
+                  else \
+                    $$AUTORECONF -fvi; \
+                  fi \
+               && ./configure \
+               && if test $$p = make; then \
+                    $(MAKE) update; \
+                  else :; fi \
+               && for t in $(pkg-targets); do \
+                    $(MAKE) $$t WERROR_CFLAGS= || exit 1; \
+                  done \
+           ) || exit 1; \
+           set +x; \
+           echo; \
+           echo ========  END TTP $$p  =========; \
+           echo; \
+        done
+ifndef keep-ttp-dir
+       rm -rf $@.d
+endif
+
+# Alias for lazy typists.
+ttp: ttp-check
+ttp-all: ttp-check-all
+
+.PHONY: ttp ttp-check ttp-all ttp-check-all