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Author: Danny Milosavljevic <dannym@friendly-machines.com>
Date: Mon Jun 9 01:19:28 PM CEST 2025
Subject: Make mono 2.4.2.3 reprodubile.
diff -ru orig/mono-1.9.1-checkout/mcs/class/corlib/System.Reflection.Emit/ModuleBuilder.cs mono-1.9.1-checkout/mcs/class/corlib/System.Reflection.Emit/ModuleBuilder.cs
--- orig/mono-1.9.1-checkout/mcs/class/corlib/System.Reflection.Emit/ModuleBuilder.cs 2025-06-09 11:58:58.679365113 +0200
+++ mono-1.9.1-checkout/mcs/class/corlib/System.Reflection.Emit/ModuleBuilder.cs 2025-06-09 19:10:46.839764717 +0200
@@ -80,7 +80,7 @@
this.assembly = this.assemblyb = assb;
this.transient = transient;
// to keep mcs fast we do not want CryptoConfig wo be involved to create the RNG
- guid = Guid.FastNewGuidArray ();
+ guid = new byte[16]; // = Guid.Empty.ToByteArray();
// guid = Guid.NewGuid().ToByteArray ();
table_idx = get_next_table_index (this, 0x00, true);
name_cache = new Hashtable ();
diff -ru orig/mono-1.9.1-checkout/mcs/class/Mono.Cecil/Mono.Cecil.Binary/ImageInitializer.cs mono-1.9.1-checkout/mcs/class/Mono.Cecil/Mono.Cecil.Binary/ImageInitializer.cs
--- orig/mono-1.9.1-checkout/mcs/class/Mono.Cecil/Mono.Cecil.Binary/ImageInitializer.cs 2025-06-09 11:58:58.233978153 +0200
+++ mono-1.9.1-checkout/mcs/class/Mono.Cecil/Mono.Cecil.Binary/ImageInitializer.cs 2025-06-09 16:46:46.086454131 +0200
@@ -132,6 +132,15 @@
public static uint TimeDateStampFromEpoch ()
{
+ string sourceDateEpoch = Environment.GetEnvironmentVariable("SOURCE_DATE_EPOCH");
+ if (sourceDateEpoch != null && sourceDateEpoch != "") {
+ try {
+ return uint.Parse(sourceDateEpoch);
+ } catch {
+ // fallthrough
+ }
+ }
+
return (uint) DateTime.UtcNow.Subtract (
new DateTime (1970, 1, 1)).TotalSeconds;
}
diff -ru orig/mono-1.9.1-checkout/mono/metadata/reflection.c mono-1.9.1-checkout/mono/metadata/reflection.c
--- orig/mono-1.9.1-checkout/mono/metadata/reflection.c 2025-06-09 11:58:58.903462701 +0200
+++ mono-1.9.1-checkout/mono/metadata/reflection.c 2025-06-09 18:44:58.063693593 +0200
@@ -4851,7 +4851,7 @@
header->coff.coff_machine = GUINT16_FROM_LE (assemblyb->machine);
header->coff.coff_sections = GUINT16_FROM_LE (nsections);
- header->coff.coff_time = GUINT32_FROM_LE (time (NULL));
+ header->coff.coff_time = GUINT32_FROM_LE (getenv("SOURCE_DATE_EPOCH") ? atoi(getenv("SOURCE_DATE_EPOCH")) : time (NULL));
header->coff.coff_opt_header_size = GUINT16_FROM_LE (sizeof (MonoDotNetHeader) - sizeof (MonoCOFFHeader) - 4);
if (assemblyb->pekind == 1) {
/* it's a dll */
--- orig/mono-1.9.1-checkout/mcs/class/Mono.Cecil/Mono.Cecil/ModuleDefinition.cs 2025-06-09 12:02:28.730111085 +0200
+++ mono-1.9.1-checkout/mcs/class/Mono.Cecil/Mono.Cecil/ModuleDefinition.cs 2025-07-06 22:58:49.428864166 +0200
@@ -157,7 +157,7 @@
m_asm = asm;
m_main = main;
#if !CF_1_0
- m_mvid = Guid.NewGuid ();
+ m_mvid = new Guid ("00000000-0000-0000-0000-000000000000");
#endif
if (reader != null) {
m_image = reader.Image;
--- orig/mono-1.9.1-checkout/mcs/tools/linker/Mono.Linker.Steps/RegenerateGuidStep.cs 2025-06-09 12:02:29.661239244 +0200
+++ mono-1.9.1-checkout/mcs/tools/linker/Mono.Linker.Steps/RegenerateGuidStep.cs 2025-07-06 23:24:40.832000925 +0200
@@ -42,7 +42,7 @@
static void RegenerateGuid (AssemblyDefinition asm)
{
- asm.MainModule.Mvid = Guid.NewGuid ();
+ asm.MainModule.Mvid = new Guid ("00000000-0000-0000-0000-000000000000");
}
}
}
--- orig/mono-1.9.1-checkout/mcs/class/PEAPI/Metadata.cs 2025-06-09 12:02:28.806649345 +0200
+++ mono-1.9.1-checkout/mcs/class/PEAPI/Metadata.cs 2025-07-06 23:27:43.307602709 +0200
@@ -2689,7 +2689,7 @@
internal Module(string name, MetaData md) : base(name,md)
{
- mvid = Guid.NewGuid();
+ mvid = new Guid ("00000000-0000-0000-0000-000000000000"); // not actually used
mvidIx = md.AddToGUIDHeap(mvid);
tabIx = MDTable.Module;
}
--- orig/mono-1.9.1-checkout/mcs/tools/monodoc/Monodoc/provider.cs 2025-06-09 12:02:29.686320502 +0200
+++ mono-1.9.1-checkout/mcs/tools/monodoc/Monodoc/provider.cs 2025-07-07 00:16:31.017632290 +0200
@@ -638,6 +638,10 @@
void PackStream (Stream s, string entry_name, string realPath)
{
ZipEntry entry = new ZipEntry (entry_name);
+ string epoch = Environment.GetEnvironmentVariable("SOURCE_DATE_EPOCH");
+ if (epoch != null && epoch != "") {
+ entry.DateTime = new DateTime(1970, 1, 1).AddSeconds(long.Parse(epoch));
+ }
if (realPath != null)
entry.ExtraData = ConvertToArray (realPath);
@@ -653,6 +657,11 @@
public void PackXml (string fname, XmlDocument doc, string real_path)
{
ZipEntry entry = new ZipEntry (fname);
+ string epoch = Environment.GetEnvironmentVariable("SOURCE_DATE_EPOCH");
+ if (epoch != null && epoch != "") {
+ entry.DateTime = new DateTime(1970, 1, 1).AddSeconds(long.Parse(epoch));
+ }
+
if (real_path != null)
entry.ExtraData = ConvertToArray(real_path);
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