Modernize gtk-doc supporttmp-modernize-gtk-doc

Update gtk-doc.make, m4/gtk-doc.m4 and doc/reference/Makefile.am from
gtk-doc git head (that is 1.26 +
c08cc78562c59082fc83b55b58747177510b7a70).
Disable gtkdoc-check.

Signed-off-by: Andreas Metzler <ametzler@bebt.de>

3 files changed, 162 insertions, 130 deletions

diff --git a/doc/reference/Makefile.am b/doc/reference/Makefile.am
index 8128621e44..f62b6762ec 100644
--- a/doc/reference/Makefile.am
+++ b/doc/reference/Makefile.am
@@ -1,8 +1,3 @@
-## Process this file with automake to produce Makefile.in
-
-# We require automake 1.6 at least.
-AUTOMAKE_OPTIONS = 1.6
-
 # This is a blank Makefile.am for using gtk-doc.
 # Copy this to your project's API docs directory and modify the variables to
 # suit your project. See the GTK+ Makefiles in gtk+/docs/reference for examples
@@ -14,8 +9,7 @@ DOC_MODULE=$(PACKAGE)
 # Uncomment for versioned docs and specify the version of the module, e.g. '2'.
 #DOC_MODULE_VERSION=2
 
-
-# The top-level SGML file. You can change this if you want to.
+# The top-level XML file.
 DOC_MAIN_SGML_FILE=$(DOC_MODULE)-docs.sgml
 
 # Directories containing the source code.
@@ -24,26 +18,22 @@ DOC_MAIN_SGML_FILE=$(DOC_MODULE)-docs.sgml
 # e.g. DOC_SOURCE_DIR=$(top_srcdir)/gtk $(top_srcdir)/gdk
 DOC_SOURCE_DIR=$(top_srcdir)/lib $(top_srcdir)/libdane/
 
-# Extra options to pass to gtkdoc-scangobj. Not normally needed.
+# Extra options to pass to gtkdoc-scangobj. Normally not needed.
 SCANGOBJ_OPTIONS=
 
 # Extra options to supply to gtkdoc-scan.
 # e.g. SCAN_OPTIONS=--deprecated-guards="GTK_DISABLE_DEPRECATED"
 SCAN_OPTIONS=--ignore-decorators=ASN1_API \
-	--deprecated-guards=ASN1_DISABLE_DEPRECATED
+	     --deprecated-guards=ASN1_DISABLE_DEPRECATED
 
-# Extra options to supply to gtkdoc-mkdb.
+# Extra options to supply to gtkdoc-mkdb
 # e.g. MKDB_OPTIONS=--xml-mode --output-format=xml
 MKDB_OPTIONS=--xml-mode --output-format=xml
 
-# Extra options to supply to gtkdoc-mktmpl
-# e.g. MKTMPL_OPTIONS=--only-section-tmpl
-MKTMPL_OPTIONS=
-
 # Extra options to supply to gtkdoc-mkhtml
 MKHTML_OPTIONS=
 
-# Extra options to supply to gtkdoc-fixref. Not normally needed.
+# Extra options to supply to gtkdoc-fixref. Normally not needed.
 # e.g. FIXXREF_OPTIONS=--extra-dir=../gdk-pixbuf/html --extra-dir=../gdk/html
 FIXXREF_OPTIONS=
 
@@ -70,13 +60,12 @@ IGNORE_HFILES += $(top_srcdir)/lib/*.h $(top_srcdir)/lib/*/*.h $(top_srcdir)/lib
 # e.g. HTML_IMAGES=$(top_srcdir)/gtk/stock-icons/stock_about_24.png
 HTML_IMAGES=
 
-# Extra SGML files that are included by $(DOC_MAIN_SGML_FILE).
-# e.g. content_files=running.sgml building.sgml changes-2.0.sgml
+# Extra files that are included by $(DOC_MAIN_SGML_FILE).
+# e.g. content_files=running.xml building.xml changes-2.0.xml
 content_files=
 
-# SGML files where gtk-doc abbrevations (#GtkWidget) are expanded
-# These files must be listed here *and* in content_files
-# e.g. expand_content_files=running.sgml
+# Files where gtk-doc abbrevations (#GtkWidget) are expanded
+# e.g. expand_content_files=running.xml
 expand_content_files=
 
 # CFLAGS and LDFLAGS for compiling gtkdoc-scangobj with your library.
@@ -90,19 +79,13 @@ GTKDOC_LIBS=
 # This includes the standard gtk-doc make rules, copied by gtkdocize.
 include $(top_srcdir)/gtk-doc.make
 
-# Other files to distribute
 # e.g. EXTRA_DIST += version.xml.in
 EXTRA_DIST += version.xml.in
 
-# Files not to distribute
-# for --rebuild-types in $(SCAN_OPTIONS), e.g. $(DOC_MODULE).types
-# for --rebuild-sections in $(SCAN_OPTIONS) e.g. $(DOC_MODULE)-sections.txt
-#DISTCLEANFILES +=
-
 # Comment this out if you want 'make check' to test you doc status
 # and run some sanity checks
 if ENABLE_GTK_DOC
-TESTS_ENVIRONMENT = cd $(srcdir) && \
+TESTS_ENVIRONMENT = \
   DOC_MODULE=$(DOC_MODULE) DOC_MAIN_SGML_FILE=$(DOC_MAIN_SGML_FILE) \
   SRCDIR=$(abs_srcdir) BUILDDIR=$(abs_builddir)
 #TESTS = $(GTKDOC_CHECK)
diff --git a/gtk-doc.make b/gtk-doc.make
index 1f75dfdc72..d2a8b33fb4 100644
--- a/gtk-doc.make
+++ b/gtk-doc.make
@@ -25,6 +25,7 @@ TARGET_DIR=$(HTML_DIR)/$(DOC_MODULE)
 
 SETUP_FILES = \
 	$(content_files)		\
+	$(expand_content_files)		\
 	$(DOC_MAIN_SGML_FILE)		\
 	$(DOC_MODULE)-sections.txt	\
 	$(DOC_MODULE)-overrides.txt
@@ -33,9 +34,9 @@ EXTRA_DIST = 				\
 	$(HTML_IMAGES)			\
 	$(SETUP_FILES)
 
-DOC_STAMPS=setup-build.stamp scan-build.stamp tmpl-build.stamp sgml-build.stamp \
+DOC_STAMPS=setup-build.stamp scan-build.stamp sgml-build.stamp \
 	html-build.stamp pdf-build.stamp \
-	tmpl.stamp sgml.stamp html.stamp pdf.stamp
+	sgml.stamp html.stamp pdf.stamp
 
 SCANOBJ_FILES = 		 \
 	$(DOC_MODULE).args 	 \
@@ -49,9 +50,13 @@ REPORT_FILES = \
 	$(DOC_MODULE)-undeclared.txt \
 	$(DOC_MODULE)-unused.txt
 
-CLEANFILES = $(SCANOBJ_FILES) $(REPORT_FILES) $(DOC_STAMPS)
+gtkdoc-check.test: Makefile
+	$(AM_V_GEN)echo "#!/bin/sh -e" > $@; \
+		echo "$(GTKDOC_CHECK_PATH) || exit 1" >> $@; \
+		chmod +x $@
+
+CLEANFILES = $(SCANOBJ_FILES) $(REPORT_FILES) $(DOC_STAMPS) gtkdoc-check.test
 
-if ENABLE_GTK_DOC
 if GTK_DOC_BUILD_HTML
 HTML_BUILD_STAMP=html-build.stamp
 else
@@ -63,9 +68,11 @@ else
 PDF_BUILD_STAMP=
 endif
 
-all-local: $(HTML_BUILD_STAMP) $(PDF_BUILD_STAMP)
-else
-all-local:
+all-gtk-doc: $(HTML_BUILD_STAMP) $(PDF_BUILD_STAMP)
+.PHONY: all-gtk-doc
+
+if ENABLE_GTK_DOC
+all-local: all-gtk-doc
 endif
 
 docs: $(HTML_BUILD_STAMP) $(PDF_BUILD_STAMP)
@@ -74,124 +81,134 @@ $(REPORT_FILES): sgml-build.stamp
 
 #### setup ####
 
+GTK_DOC_V_SETUP=$(GTK_DOC_V_SETUP_@AM_V@)
+GTK_DOC_V_SETUP_=$(GTK_DOC_V_SETUP_@AM_DEFAULT_V@)
+GTK_DOC_V_SETUP_0=@echo "  DOC   Preparing build";
+
 setup-build.stamp:
-	-@if test "$(abs_srcdir)" != "$(abs_builddir)" ; then \
-	    echo '  DOC   Preparing build'; \
-	    files=`echo $(SETUP_FILES) $(expand_content_files) $(DOC_MODULE).types`; \
-	    if test "x$$files" != "x" ; then \
-	        for file in $$files ; do \
-	            test -f $(abs_srcdir)/$$file && \
-	                cp -pu $(abs_srcdir)/$$file $(abs_builddir)/ || true; \
-	        done; \
-	    fi; \
-	    test -d $(abs_srcdir)/tmpl && \
-	        { cp -rp $(abs_srcdir)/tmpl $(abs_builddir)/; \
-	        chmod -R u+w $(abs_builddir)/tmpl; } \
+	-$(GTK_DOC_V_SETUP)if test "$(abs_srcdir)" != "$(abs_builddir)" ; then \
+	  files=`echo $(SETUP_FILES) $(DOC_MODULE).types`; \
+	  if test "x$$files" != "x" ; then \
+	    for file in $$files ; do \
+	      destdir=`dirname $(abs_builddir)/$$file`; \
+	      test -d "$$destdir" || mkdir -p "$$destdir"; \
+	      test -f $(abs_srcdir)/$$file && \
+	        cp -pf $(abs_srcdir)/$$file $(abs_builddir)/$$file || true; \
+	    done; \
+	  fi; \
 	fi
-	@touch setup-build.stamp
+	$(AM_V_at)touch setup-build.stamp
 
 #### scan ####
 
-scan-build.stamp: $(HFILE_GLOB) $(CFILE_GLOB)
-	@echo '  DOC   Scanning header files'
-	@_source_dir='' ; \
+GTK_DOC_V_SCAN=$(GTK_DOC_V_SCAN_@AM_V@)
+GTK_DOC_V_SCAN_=$(GTK_DOC_V_SCAN_@AM_DEFAULT_V@)
+GTK_DOC_V_SCAN_0=@echo "  DOC   Scanning header files";
+
+GTK_DOC_V_INTROSPECT=$(GTK_DOC_V_INTROSPECT_@AM_V@)
+GTK_DOC_V_INTROSPECT_=$(GTK_DOC_V_INTROSPECT_@AM_DEFAULT_V@)
+GTK_DOC_V_INTROSPECT_0=@echo "  DOC   Introspecting gobjects";
+
+scan-build.stamp: setup-build.stamp $(HFILE_GLOB) $(CFILE_GLOB)
+	$(GTK_DOC_V_SCAN)_source_dir='' ; \
 	for i in $(DOC_SOURCE_DIR) ; do \
-	    _source_dir="$${_source_dir} --source-dir=$$i" ; \
+	  _source_dir="$${_source_dir} --source-dir=$$i" ; \
 	done ; \
 	gtkdoc-scan --module=$(DOC_MODULE) --ignore-headers="$(IGNORE_HFILES)" $${_source_dir} $(SCAN_OPTIONS) $(EXTRA_HFILES)
-	@if grep -l '^..*$$' $(DOC_MODULE).types > /dev/null 2>&1 ; then \
-	    echo "  DOC   Introspecting gobjects"; \
-	    scanobj_options=""; \
-	    gtkdoc-scangobj 2>&1 --help | grep  >/dev/null "\-\-verbose"; \
-	    if test "$(?)" = "0"; then \
-	        if test "x$(V)" = "x1"; then \
-	            scanobj_options="--verbose"; \
-	        fi; \
+	$(GTK_DOC_V_INTROSPECT)if grep -l '^..*$$' $(DOC_MODULE).types > /dev/null 2>&1 ; then \
+	  scanobj_options=""; \
+	  gtkdoc-scangobj 2>&1 --help | grep  >/dev/null "\-\-verbose"; \
+	  if test "$$?" = "0"; then \
+	    if test "x$(V)" = "x1"; then \
+	      scanobj_options="--verbose"; \
 	    fi; \
-	    CC="$(GTKDOC_CC)" LD="$(GTKDOC_LD)" RUN="$(GTKDOC_RUN)" CFLAGS="$(GTKDOC_CFLAGS) $(CFLAGS)" LDFLAGS="$(GTKDOC_LIBS) $(LDFLAGS)" \
-	    gtkdoc-scangobj $(SCANGOBJ_OPTIONS) $$scanobj_options --module=$(DOC_MODULE); \
+	  fi; \
+	  CC="$(GTKDOC_CC)" LD="$(GTKDOC_LD)" RUN="$(GTKDOC_RUN)" CFLAGS="$(GTKDOC_CFLAGS) $(CFLAGS)" LDFLAGS="$(GTKDOC_LIBS) $(LDFLAGS)" \
+	  gtkdoc-scangobj $(SCANGOBJ_OPTIONS) $$scanobj_options --module=$(DOC_MODULE); \
 	else \
-	    for i in $(SCANOBJ_FILES) ; do \
-	        test -f $$i || touch $$i ; \
-	    done \
+	  for i in $(SCANOBJ_FILES) ; do \
+	    test -f $$i || touch $$i ; \
+	  done \
 	fi
-	@touch scan-build.stamp
+	$(AM_V_at)touch scan-build.stamp
 
 $(DOC_MODULE)-decl.txt $(SCANOBJ_FILES) $(DOC_MODULE)-sections.txt $(DOC_MODULE)-overrides.txt: scan-build.stamp
 	@true
 
-#### templates ####
-
-tmpl-build.stamp: setup-build.stamp $(DOC_MODULE)-decl.txt $(SCANOBJ_FILES) $(DOC_MODULE)-sections.txt $(DOC_MODULE)-overrides.txt
-	@echo '  DOC   Rebuilding template files'
-	@gtkdoc-mktmpl --module=$(DOC_MODULE) $(MKTMPL_OPTIONS)
-	@if test "$(abs_srcdir)" != "$(abs_builddir)" ; then \
-	  if test -w $(abs_srcdir) ; then \
-	    cp -rp $(abs_builddir)/tmpl $(abs_srcdir)/; \
-	  fi \
-	fi
-	@touch tmpl-build.stamp
-
-tmpl.stamp: tmpl-build.stamp
-	@true
-
-$(srcdir)/tmpl/*.sgml:
-	@true
-
 #### xml ####
 
-sgml-build.stamp: tmpl.stamp $(DOC_MODULE)-sections.txt $(srcdir)/tmpl/*.sgml $(expand_content_files)
-	@echo '  DOC   Building XML'
-	@-chmod -R u+w $(srcdir)
-	@_source_dir='' ; \
+GTK_DOC_V_XML=$(GTK_DOC_V_XML_@AM_V@)
+GTK_DOC_V_XML_=$(GTK_DOC_V_XML_@AM_DEFAULT_V@)
+GTK_DOC_V_XML_0=@echo "  DOC   Building XML";
+
+sgml-build.stamp: setup-build.stamp $(DOC_MODULE)-decl.txt $(SCANOBJ_FILES) $(HFILE_GLOB) $(CFILE_GLOB) $(DOC_MODULE)-sections.txt $(DOC_MODULE)-overrides.txt $(expand_content_files) xml/gtkdocentities.ent
+	$(GTK_DOC_V_XML)_source_dir='' ; \
 	for i in $(DOC_SOURCE_DIR) ; do \
-	    _source_dir="$${_source_dir} --source-dir=$$i" ; \
+	  _source_dir="$${_source_dir} --source-dir=$$i" ; \
 	done ; \
 	gtkdoc-mkdb --module=$(DOC_MODULE) --output-format=xml --expand-content-files="$(expand_content_files)" --main-sgml-file=$(DOC_MAIN_SGML_FILE) $${_source_dir} $(MKDB_OPTIONS)
-	@touch sgml-build.stamp
+	$(AM_V_at)touch sgml-build.stamp
 
 sgml.stamp: sgml-build.stamp
 	@true
 
+$(DOC_MAIN_SGML_FILE): sgml-build.stamp
+	@true
+
+xml/gtkdocentities.ent: Makefile
+	$(GTK_DOC_V_XML)$(MKDIR_P) $(@D) && ( \
+		echo "<!ENTITY package \"$(PACKAGE)\">"; \
+		echo "<!ENTITY package_bugreport \"$(PACKAGE_BUGREPORT)\">"; \
+		echo "<!ENTITY package_name \"$(PACKAGE_NAME)\">"; \
+		echo "<!ENTITY package_string \"$(PACKAGE_STRING)\">"; \
+		echo "<!ENTITY package_tarname \"$(PACKAGE_TARNAME)\">"; \
+		echo "<!ENTITY package_url \"$(PACKAGE_URL)\">"; \
+		echo "<!ENTITY package_version \"$(PACKAGE_VERSION)\">"; \
+	) > $@
+
 #### html ####
 
-html-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
-	@echo '  DOC   Building HTML'
-	@rm -rf html
-	@mkdir html
-	@mkhtml_options=""; \
+GTK_DOC_V_HTML=$(GTK_DOC_V_HTML_@AM_V@)
+GTK_DOC_V_HTML_=$(GTK_DOC_V_HTML_@AM_DEFAULT_V@)
+GTK_DOC_V_HTML_0=@echo "  DOC   Building HTML";
+
+GTK_DOC_V_XREF=$(GTK_DOC_V_XREF_@AM_V@)
+GTK_DOC_V_XREF_=$(GTK_DOC_V_XREF_@AM_DEFAULT_V@)
+GTK_DOC_V_XREF_0=@echo "  DOC   Fixing cross-references";
+
+html-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files) $(expand_content_files)
+	$(GTK_DOC_V_HTML)rm -rf html && mkdir html && \
+	mkhtml_options=""; \
 	gtkdoc-mkhtml 2>&1 --help | grep  >/dev/null "\-\-verbose"; \
-	if test "$(?)" = "0"; then \
+	if test "$$?" = "0"; then \
 	  if test "x$(V)" = "x1"; then \
 	    mkhtml_options="$$mkhtml_options --verbose"; \
 	  fi; \
 	fi; \
 	gtkdoc-mkhtml 2>&1 --help | grep  >/dev/null "\-\-path"; \
-	if test "$(?)" = "0"; then \
+	if test "$$?" = "0"; then \
 	  mkhtml_options="$$mkhtml_options --path=\"$(abs_srcdir)\""; \
 	fi; \
 	cd html && gtkdoc-mkhtml $$mkhtml_options $(MKHTML_OPTIONS) $(DOC_MODULE) ../$(DOC_MAIN_SGML_FILE)
 	-@test "x$(HTML_IMAGES)" = "x" || \
 	for file in $(HTML_IMAGES) ; do \
-	  if test -f $(abs_srcdir)/$$file ; then \
-	    cp $(abs_srcdir)/$$file $(abs_builddir)/html; \
-	  fi; \
-	  if test -f $(abs_builddir)/$$file ; then \
-	    cp $(abs_builddir)/$$file $(abs_builddir)/html; \
-	  fi; \
+	  test -f $(abs_srcdir)/$$file && cp $(abs_srcdir)/$$file $(abs_builddir)/html; \
+	  test -f $(abs_builddir)/$$file && cp $(abs_builddir)/$$file $(abs_builddir)/html; \
 	done;
-	@echo '  DOC   Fixing cross-references'
-	@gtkdoc-fixxref --module=$(DOC_MODULE) --module-dir=html --html-dir=$(HTML_DIR) $(FIXXREF_OPTIONS)
-	@touch html-build.stamp
+	$(GTK_DOC_V_XREF)gtkdoc-fixxref --module=$(DOC_MODULE) --module-dir=html --html-dir=$(HTML_DIR) $(FIXXREF_OPTIONS)
+	$(AM_V_at)touch html-build.stamp
 
 #### pdf ####
 
-pdf-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
-	@echo '  DOC   Building PDF'
-	@rm -f $(DOC_MODULE).pdf
-	@mkpdf_options=""; \
+GTK_DOC_V_PDF=$(GTK_DOC_V_PDF_@AM_V@)
+GTK_DOC_V_PDF_=$(GTK_DOC_V_PDF_@AM_DEFAULT_V@)
+GTK_DOC_V_PDF_0=@echo "  DOC   Building PDF";
+
+pdf-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files) $(expand_content_files)
+	$(GTK_DOC_V_PDF)rm -f $(DOC_MODULE).pdf && \
+	mkpdf_options=""; \
 	gtkdoc-mkpdf 2>&1 --help | grep  >/dev/null "\-\-verbose"; \
-	if test "$(?)" = "0"; then \
+	if test "$$?" = "0"; then \
 	  if test "x$(V)" = "x1"; then \
 	    mkpdf_options="$$mkpdf_options --verbose"; \
 	  fi; \
@@ -206,23 +223,28 @@ pdf-build.stamp: sgml.stamp $(DOC_MAIN_SGML_FILE) $(content_files)
 	  done; \
 	fi; \
 	gtkdoc-mkpdf --path="$(abs_srcdir)" $$mkpdf_options $(DOC_MODULE) $(DOC_MAIN_SGML_FILE) $(MKPDF_OPTIONS)
-	@touch pdf-build.stamp
+	$(AM_V_at)touch pdf-build.stamp
 
 ##############
 
 clean-local:
 	@rm -f *~ *.bak
 	@rm -rf .libs
+	@if echo $(SCAN_OPTIONS) | grep -q "\-\-rebuild-types" ; then \
+	  rm -f $(DOC_MODULE).types; \
+	fi
+	@if echo $(SCAN_OPTIONS) | grep -q "\-\-rebuild-sections" ; then \
+	  rm -f $(DOC_MODULE)-sections.txt; \
+	fi
 
 distclean-local:
 	@rm -rf xml html $(REPORT_FILES) $(DOC_MODULE).pdf \
 	    $(DOC_MODULE)-decl-list.txt $(DOC_MODULE)-decl.txt
 	@if test "$(abs_srcdir)" != "$(abs_builddir)" ; then \
-	    rm -f $(SETUP_FILES) $(expand_content_files) $(DOC_MODULE).types; \
-	    rm -rf tmpl; \
+	    rm -f $(SETUP_FILES) $(DOC_MODULE).types; \
 	fi
 
-maintainer-clean-local: clean
+maintainer-clean-local:
 	@rm -rf xml html
 
 install-data-local:
@@ -258,18 +280,18 @@ uninstall-local:
 #
 # Require gtk-doc when making dist
 #
-if ENABLE_GTK_DOC
-dist-check-gtkdoc:
+if HAVE_GTK_DOC
+dist-check-gtkdoc: docs
 else
 dist-check-gtkdoc:
-	@echo "*** gtk-doc must be installed and enabled in order to make dist"
+	@echo "*** gtk-doc is needed to run 'make dist'.         ***"
+	@echo "*** gtk-doc was not found when 'configure' ran.   ***"
+	@echo "*** please install gtk-doc and rerun 'configure'. ***"
 	@false
 endif
 
-dist-hook: dist-check-gtkdoc dist-hook-local
-	@mkdir $(distdir)/tmpl
+dist-hook: dist-check-gtkdoc all-gtk-doc dist-hook-local
 	@mkdir $(distdir)/html
-	@-cp ./tmpl/*.sgml $(distdir)/tmpl
 	@cp ./html/* $(distdir)/html
 	@-cp ./$(DOC_MODULE).pdf $(distdir)/
 	@-cp ./$(DOC_MODULE).types $(distdir)/
diff --git a/m4/gtk-doc.m4 b/m4/gtk-doc.m4
index 2cfa1e7178..36755432b5 100644
--- a/m4/gtk-doc.m4
+++ b/m4/gtk-doc.m4
@@ -1,16 +1,33 @@
 dnl -*- mode: autoconf -*-
 
-# serial 1
+# serial 2
 
 dnl Usage:
 dnl   GTK_DOC_CHECK([minimum-gtk-doc-version])
 AC_DEFUN([GTK_DOC_CHECK],
 [
+  AC_REQUIRE([PKG_PROG_PKG_CONFIG])
   AC_BEFORE([AC_PROG_LIBTOOL],[$0])dnl setup libtool first
   AC_BEFORE([AM_PROG_LIBTOOL],[$0])dnl setup libtool first
 
+  ifelse([$1],[],[gtk_doc_requires="gtk-doc"],[gtk_doc_requires="gtk-doc >= $1"])
+  AC_MSG_CHECKING([for gtk-doc])
+  PKG_CHECK_EXISTS([$gtk_doc_requires],[have_gtk_doc=yes],[have_gtk_doc=no])
+  AC_MSG_RESULT($have_gtk_doc)
+
+  if test "$have_gtk_doc" = "no"; then
+      AC_MSG_WARN([
+  You will not be able to create source packages with 'make dist'
+  because $gtk_doc_requires is not found.])
+  fi
+
   dnl check for tools we added during development
-  AC_PATH_PROG([GTKDOC_CHECK],[gtkdoc-check])
+  dnl Use AC_CHECK_PROG to avoid the check target using an absolute path that
+  dnl may not be writable by the user. Currently, automake requires that the
+  dnl test name must end in '.test'.
+  dnl https://bugzilla.gnome.org/show_bug.cgi?id=701638
+  AC_CHECK_PROG([GTKDOC_CHECK],[gtkdoc-check],[gtkdoc-check.test])
+  AC_PATH_PROG([GTKDOC_CHECK_PATH],[gtkdoc-check])
   AC_PATH_PROGS([GTKDOC_REBASE],[gtkdoc-rebase],[true])
   AC_PATH_PROG([GTKDOC_MKPDF],[gtkdoc-mkpdf])
 
@@ -27,17 +44,22 @@ AC_DEFUN([GTK_DOC_CHECK],
                    [use gtk-doc to build documentation [[default=no]]]),,
     [enable_gtk_doc=no])
 
-  if test x$enable_gtk_doc = xyes; then
-    ifelse([$1],[],
-      [PKG_CHECK_EXISTS([gtk-doc],,
-                        AC_MSG_ERROR([gtk-doc not installed and --enable-gtk-doc requested]))],
-      [PKG_CHECK_EXISTS([gtk-doc >= $1],,
-                        AC_MSG_ERROR([You need to have gtk-doc >= $1 installed to build $PACKAGE_NAME]))])
-  fi
-
   AC_MSG_CHECKING([whether to build gtk-doc documentation])
   AC_MSG_RESULT($enable_gtk_doc)
 
+  if test "x$enable_gtk_doc" = "xyes" && test "$have_gtk_doc" = "no"; then
+    AC_MSG_ERROR([
+  You must have $gtk_doc_requires installed to build documentation for
+  $PACKAGE_NAME. Please install gtk-doc or disable building the
+  documentation by adding '--disable-gtk-doc' to '[$]0'.])
+  fi
+
+  dnl don't check for glib if we build glib
+  if test "x$PACKAGE_NAME" != "xglib"; then
+    dnl don't fail if someone does not have glib
+    PKG_CHECK_MODULES(GTKDOC_DEPS, glib-2.0 >= 2.10.0 gobject-2.0  >= 2.10.0,,[:])
+  fi
+
   dnl enable/disable output formats
   AC_ARG_ENABLE([gtk-doc-html],
     AS_HELP_STRING([--enable-gtk-doc-html],
@@ -52,7 +74,12 @@ AC_DEFUN([GTK_DOC_CHECK],
     enable_gtk_doc_pdf=no
   fi
 
+  if test -z "$AM_DEFAULT_VERBOSITY"; then
+    AM_DEFAULT_VERBOSITY=1
+  fi
+  AC_SUBST([AM_DEFAULT_VERBOSITY])
 
+  AM_CONDITIONAL([HAVE_GTK_DOC], [test x$have_gtk_doc = xyes])
   AM_CONDITIONAL([ENABLE_GTK_DOC], [test x$enable_gtk_doc = xyes])
   AM_CONDITIONAL([GTK_DOC_BUILD_HTML], [test x$enable_gtk_doc_html = xyes])
   AM_CONDITIONAL([GTK_DOC_BUILD_PDF], [test x$enable_gtk_doc_pdf = xyes])