From 816e2809f45c52162aa68281f61450cfbb38d8d0 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Feb 14 2024 04:19:35 +0000
Subject: link mode: support the darwin version for the -no-undefined switch.


---

diff --git a/src/logic/linkcmd/slbt_linkcmd_dsolib.c b/src/logic/linkcmd/slbt_linkcmd_dsolib.c
index c395118..a3361db 100644
--- a/src/logic/linkcmd/slbt_linkcmd_dsolib.c
+++ b/src/logic/linkcmd/slbt_linkcmd_dsolib.c
@@ -105,7 +105,9 @@ int slbt_exec_link_create_library(
 
 	/* --no-undefined */
 	if (dctx->cctx->drvflags & SLBT_DRIVER_NO_UNDEFINED)
-		*ectx->noundef = "-Wl,--no-undefined";
+		*ectx->noundef = !strcmp(dctx->cctx->host.host,"darwin")
+			? "-Wl,-undefined,error"
+			: "-Wl,--no-undefined";
 
 	/* -soname */
 	dot   = strrchr(dctx->cctx->output,'.');