[nautilus-actions] Fix a warning when overriding GTKDOC_RUN

[Pierre Wieser <pwieser src gnome org>]

commit a660ba8c30acf2a30d01ad08bdd6dcf7ca44bce0
Author: Pierre Wieser <pwieser trychlos org>
Date:   Thu Sep 23 17:49:57 2010 +0200

    Fix a warning when overriding GTKDOC_RUN
    
    It is necessary to prefix the GTKDOC_RUN command with a LD_LIBARY_PATH
    which points to the core library just built.

 ChangeLog           |    2 ++
 doc/api/Makefile.am |    9 +++++----
 2 files changed, 7 insertions(+), 4 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 4cc3092..a1606bb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2010-09-23 Pierre Wieser <pwieser trychlos org>
 
+	* doc/api/Makefile.am: Fix the warning when overriding GTKDOC_RUN.
+
 	* m4/na-enable-manuals.m4:
 	* run-autogen.sh:
 	Update --enable-html-manuals and --enable-pdf-manuals options.
diff --git a/doc/api/Makefile.am b/doc/api/Makefile.am
index 872e968..9c25b01 100644
--- a/doc/api/Makefile.am
+++ b/doc/api/Makefile.am
@@ -100,14 +100,15 @@ AM_LDFLAGS = \
 # Need this to be able to set ourselves GTKDOC_RUN
 # This is extracted from gtk-doc.make
 if GTK_DOC_USE_LIBTOOL
-orig_gtkdoc_run = $(LIBTOOL) --mode=execute
+override GTKDOC_RUN = \
+	$(gtkdoc_run_prefix) $(LIBTOOL) --mode=execute
 else
-orig_gtkdoc_run = sh -c
+override GTKDOC_RUN = \
+	$(gtkdoc_run_prefix) sh -c
 endif
 
-GTKDOC_RUN = \
+gtkdoc_run_prefix = \
 	LD_LIBRARY_PATH=$(core_libdir)				\
-	$(orig_gtkdoc_run)							\
 	$(NULL)
 
 # Extra options to supply to gtkdoc-mkdb