X-Git-Url: https://git.ladys.computer/Shushe/blobdiff_plain/8e297e281cd40bf731273482dcf309063220dab6..7e39a36064ba7afc8c061ca5c2da125756014553:/GNUmakefile?ds=sidebyside

diff --git a/GNUmakefile b/GNUmakefile
index f7809ed..3ee32a5 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: 2023, 2024 Lady <https://www.ladys.computer/about/#lady>
+# SPDX-FileCopyrightText: 2023, 2024, 2025 Lady <https://www.ladys.computer/about/#lady>
 # SPDX-License-Identifier: MPL-2.0
 
 SHELL = /bin/sh
@@ -275,7 +275,7 @@ export LC_ALL
 
 # Posix timezone information.
 TZ := UTC0
-export UTC0
+export TZ
 
 # The default target for this makefile.
 .DEFAULT_GOAL := all
@@ -746,7 +746,7 @@ else ifeq ($(MODE),urn:fdc:ladys.computer:20231231:Shu1She4:mode:initial)
 # ─ ¶ Non‐Recipe Variable Definitions ─────────────────────────────────
 
 # Non·empty if this is a two‐step build.
-override twostep := $(if $(DATADIR),$(shell if $(TEST) -d $(call quote,$(DATADIR)); then $(PRINTF) '%s\n' '1'; fi),)
+override twostep := $(if $(DATADIR),$(call not,$(shell for dir in $(foreach dir,$(DATADIR),$(call quote,$(dir))); do if $(TEST) '!' -d "$$dir"; then $(PRINTF) '%s\n' '0'; fi; done)),)
 
 # Pair each source magic file with its location in the build directory.
 override magicpair := $(foreach magicfile,$(MAGIC),$(magicfile)|$(BUILDDIR)/magic/$(call namehash,$(magicfile)))
@@ -807,7 +807,7 @@ clean :
 ifneq ($(twostep),)
 # Build the data and remove outdated data files.
 data : $(BUILDDIR)/data.out
-	$(silent)$(FIND) $(call quote,$(BUILDDIR)/data/public) '!' -exec $(GREP) -F -q -x '{}' $(call quote,$<) ';' -a '(' -type d -o -print ')' | $(xargsmultiquote) | $(XARGS) -E '' $(RM)
+	$(silent)$(FIND) $(call quote,$(BUILDDIR)/data/public) '!' '(' -exec $(GREP) -F -q -x '{}' $(call quote,$<) ';' -a -prune ')' -a '(' -type d -o -print ')' | $(xargsmultiquote) | $(XARGS) -E '' $(RM)
 endif
 
 # Provide help.