Explicitly declare ustar format to pax

In Posix, the default format for writing is implementation‐defined, but
⛩️📰 书社 is documented to always produce tarballs.

diff --git a/GNUmakefile b/GNUmakefile
index de560edee13bbe4d394cd442804778256b64b665..b7e11121cef122793a7c113e9726d68df97591a8 100644 (file)
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -705,7 +705,7 @@ $(foreach file,$(archivefiles),$(BUILDDIR)/files/$(file)) : $(BUILDDIR)/files/%
 $(DESTDIR)/% : $(SRC) $(foreach file,$(archivefiles),$(BUILDDIR)/files/$(file))
        @$(PRINTF) '%s\n' $(call quote,Archiving </$(NAME)>…)
        $(silent)$(call ensuredirectory,$(dir $@))
-       $(silent)cd $(call quote,$(BUILDDIR)/files); if $(call xpath,/*/@*[local-name()="expanded" and namespace-uri()="urn:fdc:ladys.computer:20231231:Shu1She4"],$(abspath $<)); then $(RM) -f -R $(call quote,$(abspath $@)); $(MKDIR) -p $(call quote,$(abspath $@)); $(PRINTF) '%s\n' $(foreach file,$(archivefiles),$(call quote,$(file))) | $(PAX) -r -w $(call quote,$(abspath $@)); else $(PRINTF) '%s\n' $(foreach file,$(archivefiles),$(call quote,$(file))) | $(PAX) -w > $(call quote,$(abspath $@)); fi
+       $(silent)cd $(call quote,$(BUILDDIR)/files); if $(call xpath,/*/@*[local-name()="expanded" and namespace-uri()="urn:fdc:ladys.computer:20231231:Shu1She4"],$(abspath $<)); then $(RM) -f -R $(call quote,$(abspath $@)); $(MKDIR) -p $(call quote,$(abspath $@)); $(PRINTF) '%s\n' $(foreach file,$(archivefiles),$(call quote,$(file))) | $(PAX) -r -w $(call quote,$(abspath $@)); else $(PRINTF) '%s\n' $(foreach file,$(archivefiles),$(call quote,$(file))) | $(PAX) -w -x ustar > $(call quote,$(abspath $@)); fi
 
 # ━ § BEGIN PAGED MAKE·FILE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━