[gtk-osx] Add prefix to library name in cairo.gir so that gtk-mac-bundler can adjust it.

[John Ralls <jralls src gnome org>]

commit 99166d4dc54bacc6c3ea1f19a73016e7bccf5060
Author: John Ralls <jralls ceridwen us>
Date:   Fri Sep 9 16:02:15 2016 -0700

    Add prefix to library name in cairo.gir so that gtk-mac-bundler can adjust it.

 modulesets-stable/gtk-osx.modules   |    1 +
 patches/gi_cairo_library_path.patch |   11 +++++++++++
 2 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/modulesets-stable/gtk-osx.modules b/modulesets-stable/gtk-osx.modules
index b6515ef..b8327c6 100644
--- a/modulesets-stable/gtk-osx.modules
+++ b/modulesets-stable/gtk-osx.modules
@@ -116,6 +116,7 @@
             version="1.48.0"
             hash="sha256:fa275aaccdbfc91ec0bc9a6fd0562051acdba731e7d584b64a277fec60e75877">
       <patch file="https://git.gnome.org/browse/gtk-osx/plain/patches/girscanner-objc.patch"; strip="1"/>
+            <patch file="https://git.gnome.org/browse/gtk-osx/plain/patches/gi_cairo_library_path.patch"; 
strip="1"/>
     </branch>
     <dependencies>
       <dep package="glib"/>
diff --git a/patches/gi_cairo_library_path.patch b/patches/gi_cairo_library_path.patch
new file mode 100644
index 0000000..01c39b0
--- /dev/null
+++ b/patches/gi_cairo_library_path.patch
@@ -0,0 +1,11 @@
+--- a/configure        2014-09-23 04:36:17.000000000 -0700
++++ b/configure        2016-09-09 14:58:04.000000000 -0700
+@@ -13174,7 +13174,7 @@
+ 
+ case "$host" in
+   *-*-darwin*)
+-    CAIRO_SHARED_LIBRARY="libcairo-gobject.2.dylib"
++    CAIRO_SHARED_LIBRARY="${prefix}/lib/libcairo-gobject.2.dylib"
+     ;;
+   *-*-mingw*)
+     CAIRO_SHARED_LIBRARY="libcairo-gobject-2.dll"