[gobject-introspection] build: use diff -r when testing generated docs

[Colin Walters <walters src gnome org>]

commit a29101c61598ff08e46a06378e52176db7e50101
Author: Dieter Verfaillie <dieterv optionexplicit be>
Date:   Thu Apr 18 17:32:55 2013 +0200

    build: use diff -r when testing generated docs
    
    https://bugzilla.gnome.org/show_bug.cgi?id=699532

 tests/scanner/Makefile.am |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/tests/scanner/Makefile.am b/tests/scanner/Makefile.am
index ebffa51..133dfaa 100644
--- a/tests/scanner/Makefile.am
+++ b/tests/scanner/Makefile.am
@@ -174,13 +174,13 @@ CLEANFILES += $(MALLARD_CLEAN)
        $(AM_V_at)$(INTROSPECTION_DOCTOOL) $(INTROSPECTION_DOCTOOL_ARGS) --language Gjs $*.gir -o 
$(builddir)/$*-Gjs/
 
 %-C.page.check: %-C
-       @diff -u -w -B -U 10 $(srcdir)/$*-C-expected $*-C && echo "  TEST  $*-C"
+       @diff -r -u -w -B -U 10 $(srcdir)/$*-C-expected $(builddir)/$*-C && echo "  TEST  $*-C"
 
 %-Python.page.check: %-Python
-       @diff -u -w -B -U 10 $(srcdir)/$*-Python-expected $*-Python && echo "  TEST  $*-Python"
+       @diff -r -u -w -B -U 10 $(srcdir)/$*-Python-expected $(builddir)/$*-Python && echo "  TEST  $*-Python"
 
 %-Gjs.page.check: %-Gjs
-       @diff -u -w -B -U 10 $(srcdir)/$*-Gjs-expected $*-Gjs && echo "  TEST  $*-Gjs"
+       @diff -r -u -w -B -U 10 $(srcdir)/$*-Gjs-expected $(builddir)/$*-Gjs && echo "  TEST  $*-Gjs"
 else
 CHECKDOCS =
 endif