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scripts/kernel-doc: Use $KBUILD_BUILD_TIMESTAMP as man page date

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Together with the preceding changes, this allows man pages to be built
reproducibly.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Ben Hutchings 2015-07-08 20:07:16 +01:00 committed by Jonathan Corbet
parent b44158b170
commit b2c4105b08
1 changed files with 12 additions and 3 deletions
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15
scripts/kernel-doc
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@ -253,11 +253,20 @@ my %highlights = %highlights_man;
my $blankline = $blankline_man;
my $modulename = "Kernel API";
my $function_only = 0;
my $show_not_found = 0;
my @build_time;
if (defined($ENV{'KBUILD_BUILD_TIMESTAMP'}) &&
(my $seconds = `date -d"${ENV{'KBUILD_BUILD_TIMESTAMP'}}" +%s`) ne '') {
@build_time = gmtime($seconds);
} else {
@build_time = localtime;
}
my $man_date = ('January', 'February', 'March', 'April', 'May', 'June',
'July', 'August', 'September', 'October',
'November', 'December')[(localtime)[4]] .
" " . ((localtime)[5]+1900);
my $show_not_found = 0;
'November', 'December')[$build_time[4]] .
" " . ($build_time[5]+1900);
# Essentially these are globals.
# They probably want to be tidied up, made more localised or something.