and use gmtime to not be influenced by timezone settings in order to make builds reproducible.
While working on the reproducible builds effort, I found that when building the automake package for openSUSE Linux, there were slight differences between each build See https://reproducible-builds.org/ for why this is matters and https://reproducible-builds.org/specs/source-date-epoch/ for the definition of this variable. --- doc/help2man | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/doc/help2man b/doc/help2man index e651b8d2d..4a9f75064 100755 --- a/doc/help2man +++ b/doc/help2man @@ -217,7 +217,7 @@ $version_text ||= get_option_value $ARGV[0], $version_option; # the English version expands to the month as a word and the full year. It # is used on the footer of the generated manual pages. If in doubt, you may # just use %x as the value (which should be the full locale-specific date). -my $date = enc strftime _("%B %Y"), localtime; +my $date = enc strftime _("%B %Y"), gmtime($ENV{SOURCE_DATE_EPOCH} || time()); (my $program = $ARGV[0]) =~ s!.*/!!; my $package = $program; my $version; -- 2.12.3
