File xen.build-compare-doc_html.patch of Package xen

From: Olaf Hering <olaf@aepfle.de>
Date: Mon, 7 May 2018 22:37:48 +0200
Subject: build-compare doc_html

The result of $(wildcard *) is random.
Sort input files to reduce build-compare noise.

Signed-off-by: Olaf Hering <olaf@aepfle.de>
---
 docs/Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--- a/docs/Makefile
+++ b/docs/Makefile
@@ -101,25 +101,25 @@ install-man-pages: man-pages
 	cp -R man1 $(DESTDIR)$(MANDIR)
 	cp -R man5 $(DESTDIR)$(MANDIR)
 
 .PHONY: install-html
 install-html: html txt figs
 	$(INSTALL_DIR) $(DESTDIR)$(DOCDIR)
 	[ ! -d html ] || cp -R html $(DESTDIR)$(DOCDIR)
 
 .PHONY: install
 install: install-man-pages install-html
 
 html/index.html: $(DOC_HTML) $(CURDIR)/gen-html-index INDEX
-	$(PERL) -w -- $(CURDIR)/gen-html-index -i INDEX html $(DOC_HTML)
+	$(PERL) -w -- $(CURDIR)/gen-html-index -i INDEX html $(sort $(DOC_HTML))
 
 html/%.html: %.markdown
 	$(INSTALL_DIR) $(@D)
 ifdef MARKDOWN
 	@echo "Running markdown to generate $*.html ... "
 	$(MARKDOWN) $< > $@.tmp ; \
 	$(call move-if-changed,$@.tmp,$@)
 else
 	@echo "markdown not installed; skipping $*.html."
 endif
 
 html/%.txt: %.txt
@@ -143,26 +143,26 @@ ifdef POD2HTML
 else
 	@echo "pod2html not installed; skipping $<."
 endif
 
 # For non-x86 arches exclude the subarch whole x86 arch.
 $(foreach i,$(filter-out x86_32 x86_64,$(DOC_ARCHES)),html/hypercall/$(i)/index.html): EXTRA_EXCLUDE := -X arch-x86
 
 html/hypercall/%/index.html: $(CURDIR)/xen-headers Makefile
 	rm -rf $(@D)
 	$(INSTALL_DIR) $(@D)
 	$(PERL) -w $(CURDIR)/xen-headers -O $(@D) \
 		-T 'arch-$* - Xen public headers' \
-		$(patsubst %,-X arch-%,$(filter-out $*,$(DOC_ARCHES))) \
-		$(patsubst %,-X xen-%,$(filter-out $*,$(DOC_ARCHES))) \
+		$(sort $(patsubst %,-X arch-%,$(filter-out $*,$(DOC_ARCHES)))) \
+		$(sort $(patsubst %,-X xen-%,$(filter-out $*,$(DOC_ARCHES)))) \
 		$(EXTRA_EXCLUDE) \
 		$(XEN_ROOT)/xen include/public include/xen/errno.h
 
 -include $(wildcard html/hypercall/*/.deps)
 
 txt/%.txt: %.txt
 	$(INSTALL_DIR) $(@D)
 	cp $< $@.tmp
 	$(call move-if-changed,$@.tmp,$@)
 
 txt/%.txt: %.markdown
 	$(INSTALL_DIR) $(@D)