05/12: maint: Generate AUTHORS and ChangeLog reproducibly.

[guix-commits]

janneke pushed a commit to branch wip-tarball
in repository guix.

commit 535e975e124a2c9f82cf683728ca25fcf30f7948
Author: Janneke Nieuwenhuizen <janneke@gnu.org>
AuthorDate: Wed Apr 3 23:45:59 2024 +0200

    maint: Generate AUTHORS and ChangeLog reproducibly.
    
    * Makefile.am (gen-ChangeLog): Set LC_ALL=en_US.UTF-8 TZ=UTC0.
    (gen-AUTHORS): Likewise.
    
    Change-Id: I109ceffdf07b8dde6385b6b509366c47564c9f31
---
 Makefile.am | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Makefile.am b/Makefile.am
index a5e49bc406..7af88b2988 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -974,6 +974,8 @@ gen-tarball-version:
 
 gen-ChangeLog:
        $(AM_V_GEN)if test -e .git; then                \
+         export LC_ALL=en_US.UTF-8;                    \
+         export TZ=UTC0;                               \
          $(top_srcdir)/build-aux/gitlog-to-changelog   \
            > $(distdir)/ChangeLog.tmp;                 \
          rm -f $(distdir)/ChangeLog;                   \
@@ -983,6 +985,8 @@ gen-ChangeLog:
 gen-AUTHORS:
        $(AM_V_GEN)if test -e .git; then                        \
          rm -f "$(distdir)/AUTHORS";                           \
+         export LC_ALL=en_US.UTF-8;                            \
+         export TZ=UTC0;                                       \
          $(top_builddir)/pre-inst-env "$(GUILE)"               \
            "$(top_srcdir)/build-aux/generate-authors.scm"      \
            "$(top_srcdir)" "$(distdir)/AUTHORS";               \