[bijiben] build: Use AC_PATH_PROG to look up gdbus-codegen

[Jonathan Kang <jonathankang src gnome org>]

commit 488efe9ae2b2e569860dd2cdf145ba8b421944aa
Author: Philip Withnall <philip withnall collabora co uk>
Date:   Sat Feb 20 14:39:13 2016 +0000

    build: Use AC_PATH_PROG to look up gdbus-codegen
    
    https://bugzilla.gnome.org/show_bug.cgi?id=762648

 configure.ac    |    1 +
 src/Makefile.am |    2 +-
 2 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 0ced3d8..4d3542e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -49,6 +49,7 @@ AC_PATH_PROG([DESKTOP_FILE_VALIDATE], [desktop-file-validate])
 
 # Utility programs
 AC_PATH_PROG([GLIB_COMPILE_RESOURCES],[glib-compile-resources])
+AC_PATH_PROG([GDBUS_CODEGEN],[gdbus-codegen])
 
 LT_INIT
 
diff --git a/src/Makefile.am b/src/Makefile.am
index c64e3cb..93c0e55 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -88,7 +88,7 @@ dbus_shell_search_provider_built_sources =            \
        bijiben-shell-search-provider-generated.h
 
 $(dbus_shell_search_provider_built_sources) : Makefile.am 
$(top_srcdir)/data/shell-search-provider-dbus-interfaces.xml
-       gdbus-codegen                                                                   \
+       $(AM_V_GEN)$(GDBUS_CODEGEN)                                                     \
                --interface-prefix org.gnome.                                           \
                --c-namespace Bijiben                                                   \
                --generate-c-code bijiben-shell-search-provider-generated               \