X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Usermode%2FLibraries%2Fcrt0.o_src%2Fcrt0.x86_64.asm;h=fb0115d5b76c174b8a27f909fd8d98c9199beed2;hb=818dd00ebd8c60ea2d47a01a26381b4adc087bdb;hp=56fa980112f6dd6bc5e410a57402265892c95472;hpb=28eafc7611ec3d3f840845ec2b54025affd7bc1e;p=tpg%2Facess2.git

diff --git a/Usermode/Libraries/crt0.o_src/crt0.x86_64.asm b/Usermode/Libraries/crt0.o_src/crt0.x86_64.asm
index 56fa9801..fb0115d5 100644
--- a/Usermode/Libraries/crt0.o_src/crt0.x86_64.asm
+++ b/Usermode/Libraries/crt0.o_src/crt0.x86_64.asm
@@ -15,5 +15,17 @@ _start:
 start:
 	call main
 	push rax
+
+	mov rax, [_crt0_exit_handler]
+	test rax, rax
+	jz .exit
+	call rax
+
+.exit:
 	call _exit
 	jmp $	; This should never be reached
+
+[section .bss]
+[global _crt0_exit_handler]
+_crt0_exit_handler:
+	resq	1