From 4706af6e47afa84b7e47ac0aeb65c3207c18e996 Mon Sep 17 00:00:00 2001
From: Nikolay Korotkiy <sikmir@disroot.org>
Date: Sat, 17 May 2025 20:14:29 +0400
Subject: [PATCH 1/2] lazarus: 3.6-0 -> 4.0-0

---
 pkgs/development/compilers/fpc/lazarus.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/compilers/fpc/lazarus.nix b/pkgs/development/compilers/fpc/lazarus.nix
index 56f36a2b59bf..236748501791 100644
--- a/pkgs/development/compilers/fpc/lazarus.nix
+++ b/pkgs/development/compilers/fpc/lazarus.nix
@@ -27,7 +27,7 @@
 #  1. the build date is embedded in the binary through `$I %DATE%` - we should dump that
 
 let
-  version = "3.6-0";
+  version = "4.0-0";
 
   # as of 2.0.10 a suffix is being added. That may or may not disappear and then
   # come back, so just leave this here.
@@ -51,7 +51,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://sourceforge/lazarus/Lazarus%20Zip%20_%20GZip/Lazarus%20${majorMinorPatch version}/lazarus-${version}.tar.gz";
-    hash = "sha256-5luQNn9jvxfLe/NfW+acnvcEyklOkdjGfQcuM3P6sIU=";
+    hash = "sha256-vIM7RxzXqCYSiavND1OhFjuMcG5FmD+zq6kmEiM5z8s=";
   };
 
   postPatch = ''

From 3835d837864ce09cbc82c5aeccad4cbd5e76a2a8 Mon Sep 17 00:00:00 2001
From: Nikolay Korotkiy <sikmir@disroot.org>
Date: Sat, 17 May 2025 23:14:29 +0400
Subject: [PATCH 2/2] transgui: fix build with lazarus 4.0

---
 pkgs/by-name/tr/transgui/package.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/by-name/tr/transgui/package.nix b/pkgs/by-name/tr/transgui/package.nix
index 23286a131448..fb78b119b537 100644
--- a/pkgs/by-name/tr/transgui/package.nix
+++ b/pkgs/by-name/tr/transgui/package.nix
@@ -55,6 +55,9 @@ stdenv.mkDerivation rec {
 
   postPatch = ''
     substituteInPlace restranslator.pas --replace /usr/ $out/
+
+    # Fix build with lazarus 4.0, https://github.com/transmission-remote-gui/transgui/issues/1486
+    substituteInPlace main.pas --replace-warn "h <> INVALID_HANDLE_VALUE" "h >= 0"
   '';
 
   preBuild = ''