1 files changed, 29 insertions, 16 deletions

diff --git a/doc/local.mk b/doc/local.mk
index a653a324200..6a6864a7f0e 100644
--- a/doc/local.mk
+++ b/doc/local.mk
@@ -6,6 +6,7 @@
 # Copyright © 2016, 2018 Mathieu Lirzin <mthl@gnu.org>
 # Copyright © 2018, 2021 Julien Lepiller <julien@lepiller.eu>
 # Copyright © 2019 Timothy Sample <samplet@ngyro.com>
+# Copyright © 2024 Janneke Nieuwenhuizen <janneke@gnu.org>
 #
 # This file is part of GNU Guix.
 #
@@ -254,22 +255,34 @@ endif
 
 # Reproducible tarball
 
-# Generate 'version.texi' reproducibly using metadata from Git rather than
-# using metadata from the filesystem.  This is expected to generate warnings:
+# Define a rule to build `version[LANG].texi' reproducibly using metadata from
+# Git rather than using metadata from the filesystem.
+define version.texi-from-git
+$(srcdir)/doc/stamp-$(1): $(srcdir)/$(2) $(top_srcdir)/configure
+        $$(AM_V_GEN)set -e;                                             \
+        export LANG=C LANGUAGE=C LC_ALL=C LC_TIME=C;                    \
+        export TZ=UTC0;                                                 \
+        timestamp="$$$$(git log --pretty=format:%ct -n1 -- "$$<"        \
+                2>/dev/null                                             \
+                || echo $$(SOURCE_DATE_EPOCH))"                         \
+        dmy=$$$$(date --date="@$$$$timestamp" "+%-d %B %Y");            \
+        my=$$$$(date --date="@$$$$timestamp" "+%B %Y");                 \
+        { echo "@set UPDATED $$$$dmy";                                  \
+          echo "@set UPDATED-MONTH $$$$my";                             \
+          echo "@set EDITION $$$(VERSION)";                             \
+          echo "@set VERSION $$$(VERSION)"; } > "$$@-t";                \
+        mv "$$@-t" "$$@";                                               \
+        cp -p "$$@" "$$(srcdir)/doc/version$(3).texi"
+endef
+
+# Generate rules for stamp-vti and stamp-N that create version.texi and
+# version-LANG.texi to override the Autotools versions that use timestamps
+# embedded in the file-system.  These are expected to generate warnings:
 #
 #   Makefile:7376: warning: overriding recipe for target 'doc/stamp-vti'
 #   Makefile:5098: warning: ignoring old recipe for target 'doc/stamp-vti'
-$(srcdir)/doc/stamp-vti: $(srcdir)/doc/guix.texi $(top_srcdir)/configure
-        $$(AM_V_GEN)set -e;                                             \
-        export LANG=C LANGUAGE=C LC_ALL=C LC_TIME=C;                    \
-        export TZ=UTC0;                                                 \
-        timestamp=$$(git log --pretty=format:%ct -n1 -- $< 2>/dev/null  \
-                || echo $(SOURCE_DATE_EPOCH))                           \
-        dmy=$$(date --date="@$$timestamp" "+%-d %B %Y");                \
-        my=$$(date --date="@$$timestamp" "+%B %Y");                     \
-        { echo "@set UPDATED $$dmy";                                    \
-          echo "@set UPDATED-MONTH $$my";                               \
-          echo "@set EDITION $(VERSION)";                               \
-          echo "@set VERSION $(VERSION)"; } > $@-t;                     \
-        mv $@-t $@;                                                     \
-        cp $@ $(srcdir)/doc/version.texi
+i:=0
+$(eval $(call version.texi-from-git,vti,doc/guix.texi,))
+$(foreach lang, $(MANUAL_LANGUAGES),                                                    \
+  $(eval i=$(shell echo $$(($(i)+1))))                                                  \
+  $(eval $(call version.texi-from-git,$(i),po/doc/guix-manual.$(lang).po,-$(lang))))