Permalink
Fetching contributors…
Cannot retrieve contributors at this time
148 lines (135 sloc) 5.44 KB
This file is part of MXE. See LICENSE.md for licensing information.
Contains ad hoc patches for cross building.
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Stephen Kitt <skitt@debian.org>
Date: Sat, 15 Jul 2017 00:09:40 +1000
Subject: [PATCH 1/1] Allow the PE timestamp to be specified with
SOURCE_DATE_EPOCH
Taken from:
https://sources.debian.net/patches/binutils-mingw-w64/7.4/specify-timestamp.patch/
diff --git a/bfd/peXXigen.c b/bfd/peXXigen.c
index 1111111..2222222 100644
--- a/bfd/peXXigen.c
+++ b/bfd/peXXigen.c
@@ -70,6 +70,9 @@
#include <wctype.h>
#endif
+#include <errno.h>
+#include <limits.h>
+
/* NOTE: it's strange to be including an architecture specific header
in what's supposed to be general (to PE/PEI) code. However, that's
where the definitions are, and they don't vary per architecture
@@ -878,10 +881,38 @@ _bfd_XXi_only_swap_filehdr_out (bfd * abfd, void * in, void * out)
H_PUT_16 (abfd, filehdr_in->f_nscns, filehdr_out->f_nscns);
/* Only use a real timestamp if the option was chosen. */
- if ((pe_data (abfd)->insert_timestamp))
- H_PUT_32 (abfd, time (0), filehdr_out->f_timdat);
- else
+ if (pe_data (abfd)->insert_timestamp) {
+ time_t now;
+ char *source_date_epoch;
+ unsigned long long epoch;
+ char *endptr;
+
+ now = time(NULL);
+ source_date_epoch = getenv("SOURCE_DATE_EPOCH");
+ if (source_date_epoch) {
+ errno = 0;
+ epoch = strtoull(source_date_epoch, &endptr, 10);
+ if ((errno == ERANGE && (epoch == ULLONG_MAX || epoch == 0))
+ || (errno != 0 && epoch == 0)) {
+ _bfd_error_handler("Environment variable $SOURCE_DATE_EPOCH: strtoull: %s\n",
+ strerror(errno));
+ } else if (endptr == source_date_epoch) {
+ _bfd_error_handler("Environment variable $SOURCE_DATE_EPOCH: No digits were found: %s\n",
+ endptr);
+ } else if (*endptr != '\0') {
+ _bfd_error_handler("Environment variable $SOURCE_DATE_EPOCH: Trailing garbage: %s\n",
+ endptr);
+ } else if (epoch > ULONG_MAX) {
+ _bfd_error_handler("Environment variable $SOURCE_DATE_EPOCH: value must be smaller than or equal to: %lu but was found to be: %llu\n",
+ ULONG_MAX, epoch);
+ } else {
+ now = epoch;
+ }
+ }
+ H_PUT_32 (abfd, now, filehdr_out->f_timdat);
+ } else {
H_PUT_32 (abfd, 0, filehdr_out->f_timdat);
+ }
PUT_FILEHDR_SYMPTR (abfd, filehdr_in->f_symptr,
filehdr_out->f_symptr);
diff --git a/ld/emultempl/pe.em b/ld/emultempl/pe.em
index 1111111..2222222 100644
--- a/ld/emultempl/pe.em
+++ b/ld/emultempl/pe.em
@@ -305,7 +305,7 @@ gld${EMULATION_NAME}_add_options
OPTION_USE_NUL_PREFIXED_IMPORT_TABLES},
{"no-leading-underscore", no_argument, NULL, OPTION_NO_LEADING_UNDERSCORE},
{"leading-underscore", no_argument, NULL, OPTION_LEADING_UNDERSCORE},
- {"insert-timestamp", no_argument, NULL, OPTION_INSERT_TIMESTAMP},
+ {"insert-timestamp", optional_argument, NULL, OPTION_INSERT_TIMESTAMP},
{"no-insert-timestamp", no_argument, NULL, OPTION_NO_INSERT_TIMESTAMP},
#ifdef DLL_SUPPORT
/* getopt allows abbreviations, so we do this to stop it
diff --git a/ld/emultempl/pep.em b/ld/emultempl/pep.em
index 1111111..2222222 100644
--- a/ld/emultempl/pep.em
+++ b/ld/emultempl/pep.em
@@ -321,7 +321,7 @@ gld${EMULATION_NAME}_add_options
{"no-bind", no_argument, NULL, OPTION_NO_BIND},
{"wdmdriver", no_argument, NULL, OPTION_WDM_DRIVER},
{"tsaware", no_argument, NULL, OPTION_TERMINAL_SERVER_AWARE},
- {"insert-timestamp", no_argument, NULL, OPTION_INSERT_TIMESTAMP},
+ {"insert-timestamp", optional_argument, NULL, OPTION_INSERT_TIMESTAMP},
{"no-insert-timestamp", no_argument, NULL, OPTION_NO_INSERT_TIMESTAMP},
{"build-id", optional_argument, NULL, OPTION_BUILD_ID},
{NULL, no_argument, NULL, 0}
diff --git a/ld/pe-dll.c b/ld/pe-dll.c
index 1111111..2222222 100644
--- a/ld/pe-dll.c
+++ b/ld/pe-dll.c
@@ -26,6 +26,8 @@
#include "filenames.h"
#include "safe-ctype.h"
+#include <errno.h>
+#include <limits.h>
#include <time.h>
#include "ld.h"
@@ -1192,8 +1194,36 @@ fill_edata (bfd *abfd, struct bfd_link_info *info ATTRIBUTE_UNUSED)
memset (edata_d, 0, edata_sz);
- if (pe_data (abfd)->insert_timestamp)
- H_PUT_32 (abfd, time (0), edata_d + 4);
+ if (pe_data (abfd)->insert_timestamp) {
+ time_t now;
+ char *source_date_epoch;
+ unsigned long long epoch;
+ char *endptr;
+
+ now = time(NULL);
+ source_date_epoch = getenv("SOURCE_DATE_EPOCH");
+ if (source_date_epoch) {
+ errno = 0;
+ epoch = strtoull(source_date_epoch, &endptr, 10);
+ if ((errno == ERANGE && (epoch == ULLONG_MAX || epoch == 0))
+ || (errno != 0 && epoch == 0)) {
+ einfo("Environment variable $SOURCE_DATE_EPOCH: strtoull: %s\n",
+ strerror(errno));
+ } else if (endptr == source_date_epoch) {
+ einfo("Environment variable $SOURCE_DATE_EPOCH: No digits were found: %s\n",
+ endptr);
+ } else if (*endptr != '\0') {
+ einfo("Environment variable $SOURCE_DATE_EPOCH: Trailing garbage: %s\n",
+ endptr);
+ } else if (epoch > ULONG_MAX) {
+ einfo("Environment variable $SOURCE_DATE_EPOCH: value must be smaller than or equal to: %lu but was found to be: %llu\n",
+ ULONG_MAX, epoch);
+ } else {
+ now = epoch;
+ }
+ }
+ H_PUT_32 (abfd, now, edata_d + 4);
+ }
if (pe_def_file->version_major != -1)
{