added GTKDOC support

Makefile.am

@@ -1,10 +1,10 @@
 # got some hints from https://gitorious.org/openismus-playground/examplelib/source
 
-SUBDIRS = po include src tests data
+SUBDIRS = po include src data docs/libpsl tests
 ACLOCAL_AMFLAGS = -I m4 ${ACLOCAL_FLAGS}
 
 # Enable GTK-Doc during make distcheck
-#DISTCHECK_CONFIGURE_FLAGS = --enable-gtk-doc --enable-man
+DISTCHECK_CONFIGURE_FLAGS = --enable-gtk-doc --enable-man
 
 ## Install the generated pkg-config file (.pc) into the expected location for
 ## architecture-dependent package configuration information. Occasionally,

autogen.sh

@@ -10,6 +10,15 @@ if test -z `which idn2`; then
   exit 1
 fi
 
+GTKDOCIZE=`which gtkdocize 2>/dev/null`
+if test -z $GTKDOCIZE; then
+  echo "No gtk-doc support found. You can't build the docs."
+  echo "EXTRA_DIST =" >gtk-doc.make
+  echo "CLEANFILES =" >>gtk-doc.make
+else
+  gtkdocize || exit $?
+fi
+
 mkdir m4 2>/dev/null
 
 autoreconf --install --force --symlink || exit $?
@@ -19,5 +28,9 @@ echo "----------------------------------------------------------------"
 echo "Initialized build system. For a common configuration please run:"
 echo "----------------------------------------------------------------"
 echo
-echo "./configure"
+if test -z $GTKDOCIZE; then
+  echo "./configure"
+else
+  echo "./configure --enable-gtk-doc"
+fi
 echo

configure.ac

@@ -18,6 +18,38 @@ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 AM_GNU_GETTEXT([external],[need-ngettext])
 AM_GNU_GETTEXT_VERSION([0.18.1])
 
+#
+# check for gtk-doc
+#
+m4_ifdef([GTK_DOC_CHECK], [
+GTK_DOC_CHECK([1.15],[--flavour no-tmpl])
+],[
+AM_CONDITIONAL([ENABLE_GTK_DOC], false)
+])
+
+#
+# enable creation of man pages
+#
+AC_ARG_ENABLE(man,[AC_HELP_STRING([--enable-man],
+                                  [generate man pages [default=auto]])],enable_man=yes,enable_man=no)
+AS_IF([test "$enable_man" != no], [
+  AC_PATH_PROG([XSLTPROC], [xsltproc])
+  AS_IF([test -z "$XSLTPROC"], [
+    AS_IF([test "$enable_man" = yes], [
+      AC_MSG_ERROR([xsltproc is required for --enable-man])
+    ])
+    enable_man=no
+  ])
+])
+AM_CONDITIONAL(ENABLE_MAN, test x$enable_man != xno)
+AC_MSG_CHECKING([whether to generate man pages])
+AS_IF([ test "$enable_man" != no ], [
+  AC_MSG_RESULT([yes])
+], [
+  AC_MSG_RESULT([no])
+])
+
+
 # Define these substitions here to keep all version information in one place.
 # For information on how to properly maintain the library version information,
 # refer to the libtool manual, section "Updating library version information":
@@ -63,6 +95,7 @@ AC_CONFIG_FILES([Makefile
                  include/Makefile
                  src/Makefile
                  po/Makefile.in
+                 docs/libpsl/Makefile
                  data/Makefile
                  tests/Makefile
                  libpsl-${LIBPSL_API_VERSION}.pc:libpsl.pc.in])

docs/libpsl/Makefile.am

@@ -0,0 +1,135 @@
+## 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
+# of using the various options.
+
+# The name of the module, e.g. 'glib'.
+DOC_MODULE=libpsl
+
+# 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.
+DOC_MAIN_SGML_FILE=$(DOC_MODULE)-docs.sgml
+
+# Directories containing the source code.
+# gtk-doc will search all .c and .h files beneath these paths
+# for inline comments documenting functions and macros.
+# e.g. DOC_SOURCE_DIR=$(top_srcdir)/gtk $(top_srcdir)/gdk
+DOC_SOURCE_DIR=$(top_srcdir)/src $(top_srcdir)/include
+
+# Extra options to pass to gtkdoc-scangobj. Not normally needed.
+#SCANGOBJ_OPTIONS=--ignore-decorators="UNUSED_RESULT|CONST|PURE"
+
+# Extra options to supply to gtkdoc-scan.
+# e.g. SCAN_OPTIONS=--deprecated-guards="GTK_DISABLE_DEPRECATED"
+SCAN_OPTIONS=--ignore-decorators="G_GNUC_PSL_UNUSED"
+
+# Extra options to supply to gtkdoc-mkdb.
+# e.g. MKDB_OPTIONS=--xml-mode --output-format=xml
+MKDB_OPTIONS=--xml-mode --output-format=xml
+
+# Extra options to supply to gtkdoc-mktmpl
+# e.g. MKTMPL_OPTIONS=--only-section-tmpl
+MKTMPL_OPTIONS=
+
+# Extra options to supply to gtkdoc-mkhtml
+MKHTML_OPTIONS=
+
+# Extra options to supply to gtkdoc-fixref. Not normally needed.
+# e.g. FIXXREF_OPTIONS=--extra-dir=../gdk-pixbuf/html --extra-dir=../gdk/html
+FIXXREF_OPTIONS=
+
+# Used for dependencies. The docs will be rebuilt if any of these change.
+# e.g. HFILE_GLOB=$(top_srcdir)/gtk/*.h
+# e.g. CFILE_GLOB=$(top_srcdir)/gtk/*.c
+HFILE_GLOB=$(top_srcdir)/include/*.h
+CFILE_GLOB=$(top_srcdir)/src/*.c
+
+# Extra header to include when scanning, which are not under DOC_SOURCE_DIR
+# e.g. EXTRA_HFILES=$(top_srcdir}/contrib/extra.h
+EXTRA_HFILES=
+
+# Header files or dirs to ignore when scanning. Use base file/dir names
+# e.g. IGNORE_HFILES=gtkdebug.h gtkintl.h private_code
+IGNORE_HFILES=private.h
+
+# Images to copy into HTML directory.
+# e.g. HTML_IMAGES=$(top_srcdir)/gtk/stock-icons/stock_about_24.png
+HTML_IMAGES=
+
+# Extra SGML files that are included by $(DOC_MAIN_SGML_FILE).
+# e.g. content_files=running.sgml building.sgml changes-2.0.sgml
+content_files=
+
+# SGML files where gtk-doc abbrevations (#GtkWidget) are expanded
+# These files must be listed here *and* in content_files
+# e.g. expand_content_files=running.sgml
+expand_content_files=
+
+# CFLAGS and LDFLAGS for compiling gtkdoc-scangobj with your library.
+# Only needed if you are using gtkdoc-scangobj to dynamically query widget
+# signals and properties.
+# e.g. GTKDOC_CFLAGS=-I$(top_srcdir) -I$(top_builddir) $(GTK_DEBUG_FLAGS)
+# e.g. GTKDOC_LIBS=$(top_builddir)/gtk/$(gtktargetlib)
+GTKDOC_CFLAGS=
+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 +=
+
+# 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 $(srcdir) && \
+  DOC_MODULE=$(DOC_MODULE) DOC_MAIN_SGML_FILE=$(DOC_MAIN_SGML_FILE) \
+  SRCDIR=$(abs_srcdir) BUILDDIR=$(abs_builddir)
+#TESTS = $(GTKDOC_CHECK)
+endif
+
+-include $(top_srcdir)/git.mk
+
+theMANS =
+man_MANS =
+
+if ENABLE_GTK_DOC
+if ENABLE_MAN
+
+theMANS += libpsl.3
+man_MANS += docs $(theMANS)
+
+%.3:
+#.xml.3:
+	@file=xml/`echo $@|cut -d'.' -f1`.xml; \
+	@XSLTPROC@ -nonet http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl $$file
+
+endif
+endif
+
+BUILT_EXTRA_DIST = $(theMANS)
+EXTRA_DIST += $(theMANS)
+CLEANFILES ?=
+CLEANFILES += $(theMANS) libpsl-overrides.txt libpsl-decl.txt libpsl-decl-list.txt
+
+clean-local:
+	rm -rf xml html
+
+dist-hook-local: all-local
+
+libpsl-docs-clean: clean
+	cd $(srcdir) && rm -rf xml html

docs/libpsl/libpsl-docs.sgml

@@ -0,0 +1,37 @@
+<?xml version="1.0"?>
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN"
+               "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd"
+[
+  <!ENTITY % local.common.attrib "xmlns:xi  CDATA  #FIXED 'http://www.w3.org/2003/XInclude'">
+]>
+<book id="index">
+  <bookinfo>
+    <title>libpsl Reference Manual</title>
+    <releaseinfo>
+      for libpsl [VERSION].
+      The latest version of this documentation can be found on-line at
+      <ulink role="online-location" url="http://github.com/rockdaboot/libpsl">GitHub</ulink>.
+    </releaseinfo>
+  </bookinfo>
+
+  <chapter>
+    <title>libpsl functions</title>
+        <xi:include href="xml/libpsl.xml"/>
+  </chapter>
+  <chapter id="object-tree">
+    <title>Object Hierarchy</title>
+     <xi:include href="xml/tree_index.sgml"/>
+  </chapter>
+  <index id="api-index-full">
+    <title>API Index</title>
+    <xi:include href="xml/api-index-full.xml"><xi:fallback /></xi:include>
+  </index>
+  <index id="deprecated-api-index" role="deprecated">
+    <title>Index of deprecated API</title>
+    <xi:include href="xml/api-index-deprecated.xml"><xi:fallback /></xi:include>
+  </index>
+
+<!--
+  <xi:include href="xml/annotation-glossary.xml"><xi:fallback /></xi:include>
+-->
+</book>

docs/libpsl/libpsl-sections.txt

@@ -0,0 +1,17 @@
+<SECTION>
+<FILE>libpsl</FILE>
+<TITLE>Public Suffix List functions</TITLE>
+psl_ctx_t
+psl_free
+psl_load_file
+psl_load_fp
+psl_builtin
+psl_is_public
+psl_unregistrable_domain
+psl_registrable_domain
+psl_suffix_count
+psl_suffix_exception_count
+psl_builtin_compile_time
+psl_builtin_file_time
+psl_builtin_sha1sum
+</SECTION>