[gexiv2] Support VPATH builds: Bug #736244

[Jim Nelson <jnelson src gnome org>]

commit 38ec6c23f89543cb7a6313c6528924d5cf16f803
Author: Jehan Pagès <jehan girinstud io>
Date:   Tue Sep 9 17:20:08 2014 -0700

    Support VPATH builds: Bug #736244

 Makefile.am |   17 +++++++++--------
 1 files changed, 9 insertions(+), 8 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 07b1a90..9f4efc7 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -40,14 +40,14 @@ vapi:
        make -C vapi
 
 GEXIV2_public_HEADERS = \
-       gexiv2/gexiv2.h \
-       gexiv2/gexiv2-metadata.h \
-       gexiv2/gexiv2-managed-stream.h \
-       gexiv2/gexiv2-preview-properties.h \
-       gexiv2/gexiv2-preview-image.h \
-       gexiv2/gexiv2-log.h \
-       gexiv2/gexiv2-startup.h \
-       gexiv2/gexiv2-version.h
+       $(srcdir)/gexiv2/gexiv2.h \
+       $(srcdir)/gexiv2/gexiv2-metadata.h \
+       $(srcdir)/gexiv2/gexiv2-managed-stream.h \
+       $(srcdir)/gexiv2/gexiv2-preview-properties.h \
+       $(srcdir)/gexiv2/gexiv2-preview-image.h \
+       $(srcdir)/gexiv2/gexiv2-log.h \
+       $(srcdir)/gexiv2/gexiv2-startup.h \
+       $(srcdir)/gexiv2/gexiv2-version.h
 
 # Non-installed source files. #
 GEXIV2_sources = \
@@ -134,6 +134,7 @@ GExiv2-$(GIR_VERSION).gir: lib PACKAGE_NAME@.la
                --namespace=GExiv2                      \
                --nsversion=$(GIR_VERSION)              \
                --symbol-prefix= PACKAGE_NAME@              \
+               -I$(srcdir)                                                      \
                --include=GObject-2.0                   \
                --add-include-path=$(BUILD_DIR)         \
                --output $@                             \