From 3a465cb94f3c18c380cec96a3a1e432803ab12f0 Mon Sep 17 00:00:00 2001
From: Bananymous <oskari.alaranta@bananymous.com>
Date: Wed, 4 Dec 2024 21:11:43 +0200
Subject: [PATCH] DynamicLoader: Don't write to pltgot if it does not exist

This makes `tcc` compile runnable executables
---
 userspace/programs/DynamicLoader/main.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/userspace/programs/DynamicLoader/main.cpp b/userspace/programs/DynamicLoader/main.cpp
index 3bd6547ff2..537163c53d 100644
--- a/userspace/programs/DynamicLoader/main.cpp
+++ b/userspace/programs/DynamicLoader/main.cpp
@@ -567,6 +567,9 @@ static void handle_dynamic(LoadedElf& elf)
 		syscall(SYS_CLOSE, library_fd);
 	}
 
+	if (pltgot == 0)
+		return;
+
 	// setup required GOT entries
 	reinterpret_cast<uintptr_t*>(pltgot)[0] = reinterpret_cast<uintptr_t>(elf.dynamics);
 	reinterpret_cast<uintptr_t*>(pltgot)[1] = reinterpret_cast<uintptr_t>(&elf);