[gtk+] build: De-duplicate options to sassc

[Emmanuele Bassi <ebassi src gnome org>]

commit 3b9233910fcdcf4093a902792d4ce203f1539196
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed May 3 15:45:15 2017 +0100

    build: De-duplicate options to sassc
    
    If we want to change the list of options we use with sassc, not having
    to copy-paste them in multiple rules would be a good start.

 gtk/Makefile.am |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)
---
diff --git a/gtk/Makefile.am b/gtk/Makefile.am
index ce84af9..70b1d5f 100644
--- a/gtk/Makefile.am
+++ b/gtk/Makefile.am
@@ -1314,17 +1314,19 @@ scss_verbose = $(scss_verbose_@AM_V@)
 scss_verbose_ = $(scss_verbose_@AM_DEFAULT_V@)
 scss_verbose_0 = @echo "  SCSS     $@";
 
+SASSC_OPTS = -a
+
 theme/Adwaita/gtk-contained.css: $(top_srcdir)/gtk/theme/Adwaita/gtk-contained.scss $(adwaita_theme_scss)
-       $(scss_verbose) $(MKDIR_P) $(dir $@) && $(SASSC) -a $< $@ || rm -f $@
+       $(scss_verbose) $(MKDIR_P) $(dir $@) && $(SASSC) $(SASSC_OPTS) $< $@ || rm -f $@
 
 theme/Adwaita/gtk-contained-dark.css: $(top_srcdir)/gtk/theme/Adwaita/gtk-contained-dark.scss 
$(adwaita_theme_scss)
-       $(scss_verbose) $(MKDIR_P) $(dir $@) && $(SASSC) -a $< $@ || rm -f $@
+       $(scss_verbose) $(MKDIR_P) $(dir $@) && $(SASSC) $(SASSC_OPTS) $< $@ || rm -f $@
 
 theme/HighContrast/gtk-contained.css: $(top_srcdir)/gtk/theme/HighContrast/gtk-contained.scss 
$(highcontrast_theme_scss)
-       $(scss_verbose) $(MKDIR_P) $(dir $@) && $(SASSC) -a $< $@ || rm -f $@
+       $(scss_verbose) $(MKDIR_P) $(dir $@) && $(SASSC) $(SASSC_OPTS) $< $@ || rm -f $@
 
 theme/HighContrast/gtk-contained-inverse.css: 
$(top_srcdir)/gtk/theme/HighContrast/gtk-contained-inverse.scss $(highcontrast_theme_scss)
-       $(scss_verbose) $(MKDIR_P) $(dir $@) && $(SASSC) -a $< $@ || rm -f $@
+       $(scss_verbose) $(MKDIR_P) $(dir $@) && $(SASSC) $(SASSC_OPTS) $< $@ || rm -f $@
 
 endif # REBUILD_SCSS