[vte] Rebuild box_drawing.h if generator script changes

[Behdad Esfahbod <behdad src gnome org>]

commit d564cb5190331df31a27beae989cf24c98455ff1
Author: Behdad Esfahbod <behdad behdad org>
Date:   Sun Dec 14 16:50:15 2014 -0800

    Rebuild box_drawing.h if generator script changes
    
    Avoids build breakage when the format changes.

 src/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 28e0f56..8f5b633 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -126,7 +126,7 @@ MAINTAINERCLEANFILES += $(VTESEQ_BUILTSOURCES)
 EXTRA_DIST += $(VTESEQ_BUILTSOURCES) box_drawing.txt box_drawing_generate.sh iso2022.txt
 CLEANFILES += box_drawing.h marshal.c marshal.h vtetypebuiltins.c vtetypebuiltins.h stamp-vtetypebuiltins.h 
vteresources.c
 
-box_drawing.h: box_drawing.txt
+box_drawing.h: box_drawing.txt box_drawing_generate.sh
        $(AM_V_GEN) $(srcdir)/box_drawing_generate.sh < $< > $@
 
 marshal.c: marshal.list