Common autoconf rules were forgotten

SRC/plugins/postgresql/Makefile.in

@@ -1,4 +1,4 @@
-# Makefile.in generated by automake 1.8.5 from Makefile.am.
+# Makefile.in generated by automake 1.8.3 from Makefile.am.
 # @configure_input@
 
 # Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
@@ -46,6 +46,7 @@ DIST_COMMON = $(am__configure_deps) $(srcdir)/../../config.guess \
 subdir = .
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
 am__aclocal_m4_deps = $(top_srcdir)/../../configure-common.ac \
+	$(top_srcdir)/../configure-plugins.ac \
 	$(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
@@ -265,7 +266,7 @@ clean-pkglibLTLIBRARIES:
 	-test -z "$(pkglib_LTLIBRARIES)" || rm -f $(pkglib_LTLIBRARIES)
 	@list='$(pkglib_LTLIBRARIES)'; for p in $$list; do \
 	  dir="`echo $$p | sed -e 's|/[^/]*$$||'`"; \
-	  test "$$dir" != "$$p" || dir=.; \
+	  test "$$dir" = "$$p" && dir=.; \
 	  echo "rm -f \"$${dir}/so_locations\""; \
 	  rm -f "$${dir}/so_locations"; \
 	done
@@ -334,11 +335,9 @@ TAGS:  $(HEADERS) $(SOURCES) config.h.in $(TAGS_DEPENDENCIES) \
 	  done | \
 	  $(AWK) '    { files[$$0] = 1; } \
 	       END { for (i in files) print i; }'`; \
-	if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
-	  test -n "$$unique" || unique=$$empty_fix; \
-	  $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
-	    $$tags $$unique; \
-	fi
+	test -z "$(ETAGS_ARGS)$$tags$$unique" \
+	  || $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	     $$tags $$unique
 ctags: CTAGS
 CTAGS:  $(HEADERS) $(SOURCES) config.h.in $(TAGS_DEPENDENCIES) \
 		$(TAGS_FILES) $(LISP)
@@ -365,7 +364,7 @@ distclean-tags:
 distdir: $(DISTFILES)
 	$(am__remove_distdir)
 	mkdir $(distdir)
-	$(mkdir_p) $(distdir)/../..
+	$(mkdir_p) $(distdir)/.. $(distdir)/../..
 	@srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; \
 	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's|.|.|g'`; \
 	list='$(DISTFILES)'; for file in $$list; do \
@@ -434,7 +433,7 @@ distcheck: dist
 	*.tar.Z*) \
 	  uncompress -c $(distdir).tar.Z | $(AMTAR) xf - ;;\
 	*.shar.gz*) \
-	  GZIP=$(GZIP_ENV) gunzip -c $(distdir).shar.gz | unshar ;;\
+	  GZIP=$(GZIP_ENV) gunzip -c $(distdir).tar.gz | unshar ;;\
 	*.zip*) \
 	  unzip $(distdir).zip ;;\
 	esac

SRC/plugins/postgresql/configure.ac

@@ -4,6 +4,8 @@ AC_INIT(postgresql.c)
 m4_include([../../configure-common.ac])
 AC_CONFIG_HEADERS(config.h)
 
+m4_include([../configure-plugins.ac])
+
 PGSQL_BUILD=1
 AC_CHECK_FUNCS(poptGetContext,, 
    [AC_CHECK_LIB(popt,poptGetContext,,[AC_MSG_WARN([No popt development environment found, not building this plugin]) && PGSQL_BUILD=0])])