# HG changeset patch
# User Mike Miller <mtmiller@octave.org>
# Date 1437851200 14400
# Node ID 2f2e8b4996cb6fb111ac6dbfaa0e11009093d8e2
# Parent  c23b313232c753f0ef309e268fd5099e18200862
build: Avoid triggering rebuild of icons and desktop files (bug #45567)

* etc/module.mk: Make $(octave_dirstamp) file an order-only prerequisite
for built icons and desktop files since we only need for it to exist.

diff --git a/etc/module.mk b/etc/module.mk
--- a/etc/module.mk
+++ b/etc/module.mk
@@ -70,25 +70,25 @@
 
 all-icons: etc/icons/octave.appdata.xml etc/icons/octave.desktop $(BUILT_ICONS)
 
-etc/icons/octave.appdata.xml: etc/icons/octave.appdata.xml.in Makefile etc/icons/$(octave_dirstamp)
+etc/icons/octave.appdata.xml: etc/icons/octave.appdata.xml.in Makefile | etc/icons/$(octave_dirstamp)
 	$(AM_V_GEN)rm -f $@-t $@ && \
 	$(SED) < $< > $@-t \
 	  -e "s|%OCTAVE_DESKTOP_FILE%|${VENDOR}-octave.desktop|" && \
 	mv $@-t $@
 
-etc/icons/octave.desktop: etc/icons/octave.desktop.in Makefile etc/icons/$(octave_dirstamp)
+etc/icons/octave.desktop: etc/icons/octave.desktop.in Makefile | etc/icons/$(octave_dirstamp)
 	$(AM_V_GEN)rm -f $@-t $@ && \
 	$(SED) < $< > $@-t \
 	  -e "s|%OCTAVE_IMAGEDIR%|${imagedir}|" \
 	  -e "s|%OCTAVE_PREFIX%|${prefix}|" && \
 	mv $@-t $@
 
-$(BUILT_PNG_ICONS): etc/icons/octave-logo.svg etc/icons/$(octave_dirstamp)
+$(BUILT_PNG_ICONS): etc/icons/octave-logo.svg | etc/icons/$(octave_dirstamp)
 	$(AM_V_GEN)rm -f $@-t $@ && \
 	$(RSVG_CONVERT) -w $(lastword $(subst -, ,$(patsubst %.png,%,$@))) $< > $@-t && \
 	mv $@-t $@
 
-etc/icons/octave-logo.ico: $(WINDOWS_PNG_ICONS) etc/icons/$(octave_dirstamp)
+etc/icons/octave-logo.ico: $(WINDOWS_PNG_ICONS) | etc/icons/$(octave_dirstamp)
 	$(AM_V_GEN)rm -f $@-t $@ && \
 	$(ICOTOOL) --create --raw  $(WINDOWS_PNG_ICONS) > $@-t && \
 	mv $@-t $@