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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] 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)
{
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