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authorDanny Milosavljevic <dannym@scratchpost.org>2017-07-06 03:47:08 +0200
committerDanny Milosavljevic <dannym@scratchpost.org>2017-07-10 12:37:03 +0200
commit9146543f8dce997c194aea93bf4c7a7a4144c8c9 (patch)
tree7b667fc0202ff281653901ead9c59077b089a631 /gnu/packages/patches/groff-source-date-epoch.patch
parentab2a8cac58595461012de39cea64296d91978f3f (diff)
gnu: groff: Remove timestamps.
Fixes <https://bugs.gnu.org/27593>. * gnu/packages/patches/groff-source-date-epoch.patch: New file. * gnu/local.mk: Add it. * gnu/packages/groff.scm (groff)[source]: Add it.
Diffstat (limited to 'gnu/packages/patches/groff-source-date-epoch.patch')
-rw-r--r--gnu/packages/patches/groff-source-date-epoch.patch299
1 files changed, 299 insertions, 0 deletions
diff --git a/gnu/packages/patches/groff-source-date-epoch.patch b/gnu/packages/patches/groff-source-date-epoch.patch
new file mode 100644
index 0000000000..53c590b049
--- /dev/null
+++ b/gnu/packages/patches/groff-source-date-epoch.patch
@@ -0,0 +1,299 @@
+Adds support for the environment variable SOURCE_DATE_EPOCH.
+
+See: https://sources.debian.net/patches/groff/1.22.3-9/source-date-epoch.patch/
+
+From abc23bc9245e18468817f2838361c3a08f7521e2 Mon Sep 17 00:00:00 2001
+From: Colin Watson <cjwatson@debian.org>
+Date: Thu, 5 Nov 2015 11:47:34 +0000
+Subject: Implement `SOURCE_DATE_EPOCH' for reproducible builds.
+
+Author: Colin Watson <cjwatson@debian.org>
+Forwarded: yes
+Last-Update: 2015-11-05
+
+Patch-Name: source-date-epoch.patch
+---
+ doc/groff.texinfo | 6 +++++
+ src/devices/grohtml/grohtml.man | 7 ++++++
+ src/devices/grohtml/post-html.cpp | 5 ++--
+ src/devices/gropdf/gropdf.man | 7 ++++++
+ src/devices/gropdf/gropdf.pl | 3 ++-
+ src/devices/grops/grops.man | 7 ++++++
+ src/devices/grops/ps.cpp | 3 ++-
+ src/include/curtime.h | 23 ++++++++++++++++++
+ src/libs/libgroff/Makefile.sub | 2 ++
+ src/libs/libgroff/curtime.cpp | 51 +++++++++++++++++++++++++++++++++++++++
+ src/roff/troff/input.cpp | 3 ++-
+ 11 files changed, 112 insertions(+), 5 deletions(-)
+ create mode 100644 src/include/curtime.h
+ create mode 100644 src/libs/libgroff/curtime.cpp
+
+diff --git a/doc/groff.texinfo b/doc/groff.texinfo
+index 066b5274..1d3c7a9f 100644
+--- a/doc/groff.texinfo
++++ b/doc/groff.texinfo
+@@ -1453,6 +1453,12 @@ default directory (on Unix and GNU/Linux systems, this is usually
+ @item GROFF_TYPESETTER
+ @tindex GROFF_TYPESETTER@r{, environment variable}
+ The default output device.
++
++@item SOURCE_DATE_EPOCH
++@tindex SOURCE_DATE_EPOCH@r{, environment variable}
++A timestamp (expressed as seconds since the Unix epoch) to use in place of
++the current time when initializing time-based built-in registers such as
++@code{\n[seconds]}.
+ @end table
+
+ Note that MS-DOS and MS-Windows ports of @code{groff} use semi-colons,
+diff --git a/src/devices/grohtml/grohtml.man b/src/devices/grohtml/grohtml.man
+index 51eae224..4be4abbc 100644
+--- a/src/devices/grohtml/grohtml.man
++++ b/src/devices/grohtml/grohtml.man
+@@ -419,6 +419,13 @@ and
+ for more details.
+ .
+ .
++.TP
++.SM
++.B SOURCE_DATE_EPOCH
++A timestamp (expressed as seconds since the Unix epoch) to use as the
++creation timestamp in place of the current time.
++.
++.
+ .\" --------------------------------------------------------------------
+ .SH BUGS
+ .\" --------------------------------------------------------------------
+diff --git a/src/devices/grohtml/post-html.cpp b/src/devices/grohtml/post-html.cpp
+index fefbf014..b5fc5167 100644
+--- a/src/devices/grohtml/post-html.cpp
++++ b/src/devices/grohtml/post-html.cpp
+@@ -28,6 +28,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+ #include "html.h"
+ #include "html-text.h"
+ #include "html-table.h"
++#include "curtime.h"
+
+ #include <time.h>
+
+@@ -5013,7 +5014,7 @@ void html_printer::do_file_components (void)
+ .put_string(Version_string)
+ .end_comment();
+
+- t = time(0);
++ t = current_time();
+ html.begin_comment("CreationDate: ")
+ .put_string(ctime(&t), strlen(ctime(&t))-1)
+ .end_comment();
+@@ -5126,7 +5127,7 @@ html_printer::~html_printer()
+ .put_string(Version_string)
+ .end_comment();
+
+- t = time(0);
++ t = current_time();
+ html.begin_comment("CreationDate: ")
+ .put_string(ctime(&t), strlen(ctime(&t))-1)
+ .end_comment();
+diff --git a/src/devices/gropdf/gropdf.man b/src/devices/gropdf/gropdf.man
+index 3bbace6a..cc0c82f1 100644
+--- a/src/devices/gropdf/gropdf.man
++++ b/src/devices/gropdf/gropdf.man
+@@ -1029,6 +1029,13 @@ and
+ for more details.
+ .
+ .
++.TP
++.SM
++.B SOURCE_DATE_EPOCH
++A timestamp (expressed as seconds since the Unix epoch) to use as the
++creation timestamp in place of the current time.
++.
++.
+ .\" --------------------------------------------------------------------
+ .SH FILES
+ .\" --------------------------------------------------------------------
+diff --git a/src/devices/gropdf/gropdf.pl b/src/devices/gropdf/gropdf.pl
+index 035d1238..c25c4c67 100644
+--- a/src/devices/gropdf/gropdf.pl
++++ b/src/devices/gropdf/gropdf.pl
+@@ -239,13 +239,14 @@ elsif (exists($ppsz{$papersz}))
+ @defaultmb=@mediabox=(0,0,$ppsz{$papersz}->[0],$ppsz{$papersz}->[1]);
+ }
+
+-my (@dt)=localtime(time);
++my (@dt)=localtime($ENV{SOURCE_DATE_EPOCH} || time);
+ my $dt=PDFDate(\@dt);
+
+ my %info=('Creator' => "(groff version $cfg{GROFF_VERSION})",
+ 'Producer' => "(gropdf version $cfg{GROFF_VERSION})",
+ 'ModDate' => "($dt)",
+ 'CreationDate' => "($dt)");
++
+ while (<>)
+ {
+ chomp;
+diff --git a/src/devices/grops/grops.man b/src/devices/grops/grops.man
+index 99fb7486..272c2d18 100644
+--- a/src/devices/grops/grops.man
++++ b/src/devices/grops/grops.man
+@@ -1419,6 +1419,13 @@ and
+ for more details.
+ .
+ .
++.TP
++.SM
++.B SOURCE_DATE_EPOCH
++A timestamp (expressed as seconds since the Unix epoch) to use as the
++creation timestamp in place of the current time.
++.
++.
+ .\" --------------------------------------------------------------------
+ .SH FILES
+ .\" --------------------------------------------------------------------
+diff --git a/src/devices/grops/ps.cpp b/src/devices/grops/ps.cpp
+index 745a503b..03e65372 100644
+--- a/src/devices/grops/ps.cpp
++++ b/src/devices/grops/ps.cpp
+@@ -28,6 +28,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+ #include "cset.h"
+ #include "nonposix.h"
+ #include "paper.h"
++#include "curtime.h"
+
+ #include "ps.h"
+ #include <time.h>
+@@ -1390,7 +1391,7 @@ ps_printer::~ps_printer()
+ #else
+ time_t
+ #endif
+- t = time(0);
++ t = current_time();
+ fputs(ctime(&t), out.get_file());
+ }
+ for (font_pointer_list *f = font_list; f; f = f->next) {
+diff --git a/src/include/curtime.h b/src/include/curtime.h
+new file mode 100644
+index 00000000..a4105196
+--- /dev/null
++++ b/src/include/curtime.h
+@@ -0,0 +1,23 @@
++/* Copyright (C) 2015 Free Software Foundation, Inc.
++
++This file is part of groff.
++
++groff is free software; you can redistribute it and/or modify it under
++the terms of the GNU General Public License as published by the Free
++Software Foundation, either version 2 of the License, or
++(at your option) any later version.
++
++groff is distributed in the hope that it will be useful, but WITHOUT ANY
++WARRANTY; without even the implied warranty of MERCHANTABILITY or
++FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
++for more details.
++
++The GNU General Public License version 2 (GPL2) is available in the
++internet at <http://www.gnu.org/licenses/gpl-2.0.txt>. */
++
++#ifdef LONG_FOR_TIME_T
++long
++#else
++time_t
++#endif
++current_time();
+diff --git a/src/libs/libgroff/Makefile.sub b/src/libs/libgroff/Makefile.sub
+index 840d9934..4cb4937a 100644
+--- a/src/libs/libgroff/Makefile.sub
++++ b/src/libs/libgroff/Makefile.sub
+@@ -32,6 +32,7 @@ OBJS=\
+ cmap.$(OBJEXT) \
+ color.$(OBJEXT) \
+ cset.$(OBJEXT) \
++ curtime.$(OBJEXT) \
+ device.$(OBJEXT) \
+ errarg.$(OBJEXT) \
+ error.$(OBJEXT) \
+@@ -82,6 +83,7 @@ CCSRCS=\
+ $(srcdir)/cmap.cpp \
+ $(srcdir)/color.cpp \
+ $(srcdir)/cset.cpp \
++ $(srcdir)/curtime.cpp \
+ $(srcdir)/device.cpp \
+ $(srcdir)/errarg.cpp \
+ $(srcdir)/error.cpp \
+diff --git a/src/libs/libgroff/curtime.cpp b/src/libs/libgroff/curtime.cpp
+new file mode 100644
+index 00000000..00821b7f
+--- /dev/null
++++ b/src/libs/libgroff/curtime.cpp
+@@ -0,0 +1,51 @@
++/* Copyright (C) 2015 Free Software Foundation, Inc.
++
++This file is part of groff.
++
++groff is free software; you can redistribute it and/or modify it under
++the terms of the GNU General Public License as published by the Free
++Software Foundation, either version 2 of the License, or
++(at your option) any later version.
++
++groff is distributed in the hope that it will be useful, but WITHOUT ANY
++WARRANTY; without even the implied warranty of MERCHANTABILITY or
++FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
++for more details.
++
++The GNU General Public License version 2 (GPL2) is available in the
++internet at <http://www.gnu.org/licenses/gpl-2.0.txt>. */
++
++#include <errno.h>
++#include <limits.h>
++#include <stdlib.h>
++#include <string.h>
++#include <time.h>
++
++#include "errarg.h"
++#include "error.h"
++
++#ifdef LONG_FOR_TIME_T
++long
++#else
++time_t
++#endif
++current_time()
++{
++ char *source_date_epoch = getenv("SOURCE_DATE_EPOCH");
++
++ if (source_date_epoch) {
++ errno = 0;
++ char *endptr;
++ long epoch = strtol(source_date_epoch, &endptr, 10);
++
++ if ((errno == ERANGE && (epoch == LONG_MAX || epoch == LONG_MIN)) ||
++ (errno != 0 && epoch == 0))
++ fatal("$SOURCE_DATE_EPOCH: strtol: %1", strerror(errno));
++ if (endptr == source_date_epoch)
++ fatal("$SOURCE_DATE_EPOCH: no digits found: %1", endptr);
++ if (*endptr != '\0')
++ fatal("$SOURCE_DATE_EPOCH: trailing garbage: %1", endptr);
++ return epoch;
++ } else
++ return time(0);
++}
+diff --git a/src/roff/troff/input.cpp b/src/roff/troff/input.cpp
+index 9594f074..f7d2c18a 100644
+--- a/src/roff/troff/input.cpp
++++ b/src/roff/troff/input.cpp
+@@ -36,6 +36,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+ #include "input.h"
+ #include "defs.h"
+ #include "unicode.h"
++#include "curtime.h"
+
+ // Needed for getpid() and isatty()
+ #include "posix.h"
+@@ -8138,7 +8139,7 @@ static void init_registers()
+ #else /* not LONG_FOR_TIME_T */
+ time_t
+ #endif /* not LONG_FOR_TIME_T */
+- t = time(0);
++ t = current_time();
+ // Use struct here to work around misfeature in old versions of g++.
+ struct tm *tt = localtime(&t);
+ set_number_reg("seconds", int(tt->tm_sec));