From e16f8f218243a01b2c54fd275abc07952dbd010b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9s=20G=2E=20Aragoneses?= <knocte@gmail.com>
Date: Sun, 2 Mar 2014 09:51:47 +0100
Subject: [PATCH] autogen.sh: fail faster/clearer if g-i not found

GOBJECT_INTROSPECTION_CHECK macro can be missing if introspection
is not installed, so this way the following error is prevented:

"gtk/Makefile.am:1324: error: HAVE_INTROSPECTION does not appear
in AM_CONDITIONAL"

https://bugzilla.gnome.org/show_bug.cgi?id=723438
---
 autogen.sh | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/autogen.sh b/autogen.sh
index 17ee16a58c..250f80d25e 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -17,6 +17,18 @@ else
         gtkdocize || exit $?
 fi
 
+PKGCONFIG=`which pkg-config`
+if test -z "$PKGCONFIG"; then
+        echo "*** pkg-config not found, please install it ***"
+        exit 1
+fi
+
+pkg-config --print-errors gobject-introspection-1.0
+if [ $? != 0 ]; then
+	echo "You probably need to install 'libgirepository1.0-dev'"
+	exit 1
+fi
+
 # README and INSTALL are required by automake, but may be deleted by clean
 # up rules. to get automake to work, simply touch these here, they will be
 # regenerated from their corresponding *.in files by ./configure anyway.