91 lines
3.3 KiB
Diff
91 lines
3.3 KiB
Diff
From 69faba79256faeee8d564298855eebe8c5e9c870 Mon Sep 17 00:00:00 2001
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From: Colin Watson <cjwatson@debian.org>
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Date: Fri, 6 Nov 2015 11:40:37 +0000
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Subject: Always use UTC times for display
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Using localtime is problematic for reproducible builds. For now, always
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use UTC times (gmtime etc.) for display. (Note that this changes the
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semantics of \n[hours] etc., so may need further work.)
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Forwarded: no
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Last-Update: 2018-03-05
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Patch-Name: display-utc-times.patch
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---
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src/devices/grohtml/post-html.cpp | 4 ++--
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src/devices/gropdf/gropdf.pl | 4 ++--
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src/devices/grops/ps.cpp | 2 +-
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src/roff/troff/input.cpp | 2 +-
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4 files changed, 6 insertions(+), 6 deletions(-)
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diff --git a/src/devices/grohtml/post-html.cpp b/src/devices/grohtml/post-html.cpp
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index 7bc017e0..ad7ca54f 100644
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--- a/src/devices/grohtml/post-html.cpp
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+++ b/src/devices/grohtml/post-html.cpp
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@@ -5016,7 +5016,7 @@ void html_printer::do_file_components (void)
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t = current_time();
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html.begin_comment("CreationDate: ")
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- .put_string(ctime(&t), strlen(ctime(&t))-1)
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+ .put_string(asctime(gmtime(&t)), strlen(asctime(gmtime(&t)))-1)
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.end_comment();
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if (dialect == html4)
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@@ -5129,7 +5129,7 @@ html_printer::~html_printer()
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t = current_time();
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html.begin_comment("CreationDate: ")
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- .put_string(ctime(&t), strlen(ctime(&t))-1)
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+ .put_string(asctime(gmtime(&t)), strlen(asctime(gmtime(&t)))-1)
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.end_comment();
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if (dialect == html4)
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diff --git a/src/devices/gropdf/gropdf.pl b/src/devices/gropdf/gropdf.pl
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index 2ec52d06..134b0962 100644
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--- a/src/devices/gropdf/gropdf.pl
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+++ b/src/devices/gropdf/gropdf.pl
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@@ -280,7 +280,7 @@ elsif (exists($ppsz{$papersz}))
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@defaultmb=@mediabox=(0,0,$ppsz{$papersz}->[0],$ppsz{$papersz}->[1]);
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}
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-my (@dt)=localtime($ENV{SOURCE_DATE_EPOCH} || time);
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+my (@dt)=gmtime($ENV{SOURCE_DATE_EPOCH} || time);
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my $dt=PDFDate(\@dt);
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my %info=('Creator' => "(groff version $cfg{GROFF_VERSION})",
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@@ -538,7 +538,7 @@ sub GetObj
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sub PDFDate
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{
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my $dt=shift;
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- return(sprintf("D:%04d%02d%02d%02d%02d%02d%+03d'00'",$dt->[5]+1900,$dt->[4]+1,$dt->[3],$dt->[2],$dt->[1],$dt->[0],( localtime time() + 3600*( 12 - (gmtime)[2] ) )[2] - 12));
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+ return(sprintf("D:%04d%02d%02d%02d%02d%02d+00'00'",$dt->[5]+1900,$dt->[4]+1,$dt->[3],$dt->[2],$dt->[1],$dt->[0]));
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}
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sub ToPoints
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diff --git a/src/devices/grops/ps.cpp b/src/devices/grops/ps.cpp
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index ab3b1d73..b0fb78e1 100644
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--- a/src/devices/grops/ps.cpp
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+++ b/src/devices/grops/ps.cpp
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@@ -1392,7 +1392,7 @@ ps_printer::~ps_printer()
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time_t
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#endif
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t = current_time();
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- fputs(ctime(&t), out.get_file());
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+ fputs(asctime(gmtime(&t)), out.get_file());
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}
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for (font_pointer_list *f = font_list; f; f = f->next) {
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ps_font *psf = (ps_font *)(f->p);
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diff --git a/src/roff/troff/input.cpp b/src/roff/troff/input.cpp
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index a1bd8eaf..f415aa6d 100644
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--- a/src/roff/troff/input.cpp
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+++ b/src/roff/troff/input.cpp
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@@ -8084,7 +8084,7 @@ static void init_registers()
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#endif /* not LONG_FOR_TIME_T */
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t = current_time();
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// Use struct here to work around misfeature in old versions of g++.
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- struct tm *tt = localtime(&t);
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+ struct tm *tt = gmtime(&t);
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set_number_reg("seconds", int(tt->tm_sec));
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set_number_reg("minutes", int(tt->tm_min));
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set_number_reg("hours", int(tt->tm_hour));
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