From d2d5afeab5a5a0eaaef67b602dcea7ca76c74809 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Wed, 14 Feb 2024 13:28:49 +0000
Subject: link mode: finalize support of darwin's syntax for the -no-undefined
 switch.

---
 src/logic/linkcmd/slbt_linkcmd_executable.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/logic/linkcmd/slbt_linkcmd_executable.c b/src/logic/linkcmd/slbt_linkcmd_executable.c
index cbb6ffe..449928f 100644
--- a/src/logic/linkcmd/slbt_linkcmd_executable.c
+++ b/src/logic/linkcmd/slbt_linkcmd_executable.c
@@ -116,7 +116,9 @@ int slbt_exec_link_create_executable(
 
 	/* --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";
 
 	/* executable wrapper: create */
 	if (slbt_snprintf(wrapper,sizeof(wrapper),
-- 
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