Add autotools vapigen integration for upstream bindings

Fixes bug 649526.

4 files changed, 182 insertions, 0 deletions

diff --git a/vapigen/Makefile.am b/vapigen/Makefile.am
index 2f08351fa..dd2a49fff 100644
--- a/vapigen/Makefile.am
+++ b/vapigen/Makefile.am
@@ -60,12 +60,31 @@ vapicheck_LDADD = \
 	../gobject-introspection/libgidl.la \
 	$(NULL)
 
+if ENABLE_UNVERSIONED
+makedir = $(datadir)/vala
+make_DATA = Makefile.vapigen
+
+aclocaldir = $(datadir)/aclocal
+aclocal_DATA = vapigen.m4
+endif
+
+pkgconfigdir = $(datadir)/pkgconfig
+pkgconfig_DATA = vapigen@PACKAGE_SUFFIX@.pc
+
+vapigen@PACKAGE_SUFFIX@.pc: vapigen.pc
+	cp $< $@
+
 EXTRA_DIST = $(vapigen_VALASOURCES) $(vapicheck_VALASOURCES) vapigen.vala.stamp vapicheck.vala.stamp
 
+CLEANFILES = \
+	vapigen@PACKAGE_SUFFIX@.pc
+	$(NULL)
+
 if ENABLE_UNVERSIONED
 install-exec-hook:
 	cd $(DESTDIR)$(bindir) && $(LN_S) -f vapigen@PACKAGE_SUFFIX@$(EXEEXT) vapigen$(EXEEXT)
 	cd $(DESTDIR)$(bindir) && $(LN_S) -f vapicheck@PACKAGE_SUFFIX@$(EXEEXT) vapicheck$(EXEEXT)
+	cd $(DESTDIR)$(pkgconfigdir) && $(LN_S) -f vapigen@PACKAGE_SUFFIX@.pc vapigen.pc
 endif
 
 MAINTAINERCLEANFILES = \
diff --git a/vapigen/Makefile.vapigen b/vapigen/Makefile.vapigen
new file mode 100644
index 000000000..f3cf30d3c
--- /dev/null
+++ b/vapigen/Makefile.vapigen
@@ -0,0 +1,60 @@
+# Makefile for Vala API Generator (vapigen)
+# Written by Evan Nemerson
+#
+# The author disclaims copyright to this source code.  In place of
+# a legal notice, here is a blessing:
+#
+#    May you do good and not evil.
+#    May you find forgiveness for yourself and forgive others.
+#    May you share freely, never taking more than you give.
+#
+# See http://live.gnome.org/Vala/UpstreamGuide for detailed documentation
+#
+# Variables:
+#
+#   VAPIGEN_FILES
+#
+#     VAPIs to create
+#
+#   *_DEPS / VAPIGEN_DEPS
+#
+#       The dependencies. Generally the pkg-config names.
+#
+#   *_METADATADIRS / VAPIGEN_METADATADIRS
+#
+#       Directory containing the metadata.
+#
+#   *_VAPIDIRS / VAPIGEN_VAPIDIRS
+#
+#       Additional location(s) to search for VAPI dependencies.
+#
+#   *_GIRDIRS / VAPIGEN_GIRDIRS
+#
+#       Additional location(s) to search for GIR dependencies.
+#
+#   *_GIR
+#
+#       The GIR which should be used to generate the VAPI.
+
+_vapigen_silent_prefix = $(_vapigen_silent_prefix_$(V))
+_vapigen_silent_prefix_ = $(_vapigen_silent_prefix_$(AM_DEFAULT_VERBOSITY))
+_vapigen_silent_prefix_0 = @echo " VAPIGEN $(1)";
+_vapigen_silent_opts = $(_vapigen_silent_opts_$(V))
+_vapigen_silent_opts_ = $(_vapigen_silent_opts_$(AM_DEFAULT_VERBOSITY))
+_vapigen_silent_opts_0 = --quiet
+
+$(if $(VAPIGEN),,$(error You must define VAPIGEN))
+
+_vapi_name = $(subst /,_,$(subst -,_,$(subst .,_,$(1))))
+
+define vapigen
+$(1): $$($(_vapi_name)_GIR)
+	$(_vapigen_silent_prefix) $(VAPIGEN) $(_vapigen_silent_opts) \
+	  --library $(1:.vapi=) \
+	  $(foreach _vapi_metadatadir_name,$(if $($(_vapi_name)_METADATADIRS),$($(_vapi_name)_METADATADIRS),$(VAPIGEN_METADATADIRS)),--metadatadir $(_vapi_metadatadir_name)) \
+	  $(foreach _vapi_dir_name,$(if $($(_vapi_name)_VAPIDIRS),$($(_vapi_name)_DIRS),$(VAPIGEN_VAPIDIRS)),--vapidir $(_vapi_dir_name)) \
+	  $(foreach _vapi_dep_name,$(if $($(_vapi_name)_DEPS),$($(_vapi_name)_DEPS),$(VAPIGEN_DEPS)),--pkg $(_vapi_dep_name)) \
+	  $$($(_vapi_name)_GIR)
+endef
+
+$(foreach vapi,$(VAPIGEN_VAPIS),$(eval $(call vapigen,$(vapi))))
diff --git a/vapigen/vapigen.m4 b/vapigen/vapigen.m4
new file mode 100644
index 000000000..48051078d
--- /dev/null
+++ b/vapigen/vapigen.m4
@@ -0,0 +1,88 @@
+dnl vala.m4
+dnl
+dnl Copyright 2012 Evan Nemerson
+dnl
+dnl This library is free software; you can redistribute it and/or
+dnl modify it under the terms of the GNU Lesser General Public
+dnl License as published by the Free Software Foundation; either
+dnl version 2.1 of the License, or (at your option) any later version.
+dnl
+dnl This library is distributed in the hope that it will be useful,
+dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+dnl Lesser General Public License for more details.
+dnl
+dnl You should have received a copy of the GNU Lesser General Public
+dnl License along with this library; if not, write to the Free Software
+dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
+
+# VAPIGEN_CHECK([VERSION], [API_VERSION], [FOUND-INTROSPECTION])
+# --------------------------------------
+# Check that vapigen existence and version
+#
+# See http://live.gnome.org/Vala/UpstreamGuide for detailed documentation
+AC_DEFUN([VAPIGEN_CHECK],
+[
+  AC_BEFORE([GOBJECT_INTROSPECTION_CHECK],[$0])
+  AC_BEFORE([GOBJECT_INTROSPECTION_REQUIRE],[$0])
+
+  AC_ARG_ENABLE([vala],
+    AS_HELP_STRING([--enable-vala[=@<:@no/auto/yes@:>@]],
+      [build Vala bindings [[default=auto]]]),,
+      [enable_vala=auto])
+
+  AS_CASE([$enable_vala], [no], [],
+      [yes], [
+        AS_IF([test "x$3" != "xyes" -a "x$found_introspection" != "xyes"], [
+            AC_MSG_ERROR([Vala bindings require GObject Introspection])
+          ])
+      ], [auto], [
+        AS_IF([test "x$3" != "xyes" -a "x$found_introspection" != "xyes"], [
+            enable_vala=no
+          ])
+      ], [
+        AC_MSG_ERROR([Invalid argument passed to --enable-vala, should be one of @<:@no/auto/yes@:>@])
+      ])
+
+  AS_IF([test "x$2" = "x"], [
+      vapigen_pkg_name=vapigen
+    ], [
+      vapigen_pkg_name=vapigen-$2
+    ])
+  AS_IF([test "x$1" = "x"], [
+      vapigen_pkg="$vapigen_pkg_name"
+    ], [
+      vapigen_pkg="$vapigen_pkg_name >= $1"
+    ])
+
+  PKG_PROG_PKG_CONFIG
+
+  PKG_CHECK_EXISTS([$vapigen_pkg], [
+      AS_IF([test "$enable_vala" = "auto"], [
+          enable_vala=yes
+        ])
+    ], [
+      AS_CASE([$enable_vala], [yes], [
+          AC_MSG_ERROR([$vapigen_pkg not found])
+        ], [auto], [
+          enable_vala=no
+        ])
+    ])
+
+  AS_CASE([$enable_vala],
+    [yes], [
+      VAPIGEN=`$PKG_CONFIG --variable=vapigen vapigen`
+      VAPIGEN_MAKEFILE=`$PKG_CONFIG --variable=datadir vapigen`/vala/Makefile.vapigen
+      AS_IF([test "x$2" = "x"], [
+          VAPIGEN_VAPIDIR=`$PKG_CONFIG --variable=vapidir vapigen`
+        ], [
+          VAPIGEN_VAPIDIR=`$PKG_CONFIG --variable=vapidir_versioned vapigen`
+        ])
+    ])
+
+  AC_SUBST([VAPIGEN])
+  AC_SUBST([VAPIGEN_VAPIDIR])
+  AC_SUBST([VAPIGEN_MAKEFILE])
+
+  AM_CONDITIONAL(ENABLE_VAPIGEN, test "x$enable_vala" = "xyes")
+])
diff --git a/vapigen/vapigen.pc.in b/vapigen/vapigen.pc.in
new file mode 100644
index 000000000..ecd54cef7
--- /dev/null
+++ b/vapigen/vapigen.pc.in
@@ -0,0 +1,15 @@
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+bindir=@bindir@
+datarootdir=@datarootdir@
+datadir=@datadir@
+includedir=@includedir@
+
+vapigen=${bindir}/vapigen@PACKAGE_SUFFIX@
+vapidir=${datadir}/vala/vapi
+vapidir_versioned=${datadir}/vala@PACKAGE_SUFFIX@/vapi
+
+Name: vapigen
+Description: Vala API Generator
+Version: @VERSION@