[PATCH v2 09/17] build: no more recursion for' lib/autoconf' subdir

* lib/autoconf/Makefile.am: Delete, its contents merged ...
* lib/Makefile.am: ... in here, with proper adjustments.
(SUBDIRS): Drop 'autoconf'.
* configure.ac (AC_CONFIG_FILES): Drop 'lib/autoconf/Makefile'.

Signed-off-by: Stefano Lattarini <[email protected]>
---
 configure.ac             |  1 -
 lib/Makefile.am          | 41 ++++++++++++++++++++++++++++++++++--
 lib/autoconf/Makefile.am | 54 ------------------------------------------------
 3 files changed, 39 insertions(+), 57 deletions(-)
 delete mode 100644 lib/autoconf/Makefile.am

diff --git a/configure.ac b/configure.ac
index 79ff609..f045af9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -208,7 +208,6 @@ AC_CONFIG_LINKS([GNUmakefile:GNUmakefile])
 
 AC_CONFIG_FILES([Makefile
 		 lib/Makefile lib/Autom4te/Makefile
-		 lib/autoconf/Makefile
 		 ])
 
 AC_OUTPUT
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 832693a..5dedc67 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -27,7 +27,7 @@ check-local: check-forbidden-patterns
 forbidden_patterns = -e '^_*EOF' -e ' cmp '
 forbidden_patterns_files = # Incrementally updated later.
 
-SUBDIRS = Autom4te autoconf
+SUBDIRS = Autom4te
 
 ## ------------------------------------------ ##
 ## Make Autom4te default configuration file.  ##
@@ -71,9 +71,46 @@ dist_lisp_LISP = emacs/autoconf-mode.el emacs/autotest-mode.el
 CLEANFILES += autoconf-mode.elc autotest-mode.elc
 
 ## ----------------------- ##
-## Make Autoscan library.  ##
+## Make Autoconf library.  ##
 ## ----------------------- ##
 
+autoconflibdir = $(pkgdatadir)/autoconf
+
+dist_autoconflib_DATA = \
+  autoconf/autoconf.m4 \
+  autoconf/general.m4 \
+  autoconf/status.m4 \
+  autoconf/oldnames.m4 \
+  autoconf/specific.m4 \
+  autoconf/autoheader.m4 \
+  autoconf/autoupdate.m4 \
+  autoconf/autotest.m4 \
+  autoconf/autoscan.m4 \
+  autoconf/lang.m4 \
+  autoconf/c.m4 \
+  autoconf/erlang.m4 \
+  autoconf/fortran.m4 \
+  autoconf/functions.m4 \
+  autoconf/go.m4 \
+  autoconf/headers.m4 \
+  autoconf/types.m4 \
+  autoconf/libs.m4 \
+  autoconf/programs.m4
+
+nodist_autoconflib_DATA = autoconf/autoconf.m4f
+CLEANFILES += $(nodist_autoconflib_DATA)
+
+TAGS_FILES += $(dist_autoconflib_DATA)
+ETAGS_ARGS += $(ETAGS_FOR_AUTOCONF)
+
+forbidden_patterns_files += $(dist_autoconflib_DATA)
+
+autoconf/autoconf.m4f: $(autoconf_m4f_dependencies)
+
+## ------------------------ ##
+##  Make Autoscan library.  ##
+## ------------------------ ##
+
 autoscanlibdir = $(pkgdatadir)/autoscan
 
 EXTRA_DIST += autoscan/autoscan.pre
diff --git a/lib/autoconf/Makefile.am b/lib/autoconf/Makefile.am
deleted file mode 100644
index a6ec393..0000000
--- a/lib/autoconf/Makefile.am
+++ /dev/null
@@ -1,54 +0,0 @@
-# Make Autoconf library.
-
-# Copyright (C) 2001-2002, 2006, 2009-2013 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
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-autoconflibdir = $(pkgdatadir)/autoconf
-dist_autoconflib_DATA = \
-	autoconf.m4 \
-	general.m4 status.m4 oldnames.m4 specific.m4 \
-	autoheader.m4 autoupdate.m4 autotest.m4 autoscan.m4 \
-	lang.m4 c.m4 erlang.m4 fortran.m4 \
-	functions.m4 go.m4 headers.m4 types.m4 libs.m4 programs.m4
-
-nodist_autoconflib_DATA = autoconf.m4f
-CLEANFILES = $(nodist_autoconflib_DATA)
-
-
-## --------------- ##
-## Building TAGS.  ##
-## --------------- ##
-
-TAGS_FILES = $(dist_autoconflib_DATA)
-
-ETAGS_ARGS = $(ETAGS_FOR_AUTOCONF)
-
-
-## -------- ##
-## Checks.  ##
-## -------- ##
-
-check-local: check-forbidden-patterns
-forbidden_patterns = -e '^_*EOF' -e ' cmp '
-forbidden_patterns_files = $(dist_autoconflib_DATA)
-
-
-## ------------------ ##
-## The frozen files.  ##
-## ------------------ ##
-
-autoconf.m4f: $(autoconf_m4f_dependencies)
-include ../freeze.mk
-- 
1.8.3.rc0.19.g7e6a0cc