diff options
Diffstat (limited to 'gnu/packages/patches/groff-source-date-epoch.patch')
| -rw-r--r-- | gnu/packages/patches/groff-source-date-epoch.patch | 299 |
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)); |