From 7368417ce05a129c43abff2b492fd5ad1c305da5 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sun, 31 Mar 2024 21:33:18 +0000
Subject: driver: disallow epxlicit --heuristics file name alongside a --mkvars
 switch.

---
 src/driver/slbt_driver_ctx.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/driver/slbt_driver_ctx.c b/src/driver/slbt_driver_ctx.c
index de1288e..e24942e 100644
--- a/src/driver/slbt_driver_ctx.c
+++ b/src/driver/slbt_driver_ctx.c
@@ -871,6 +871,14 @@ int slbt_lib_get_driver_ctx(
 			"--disable-static",
 			"--disable-shared");
 
+	if (lconf && mkvars)
+		return slbt_driver_fail_incompatible_args(
+			fdctx->fderr,
+			cctx.drvflags,
+			meta,program,
+			"--heuristics=<cfgfile>",
+			"--mkvars=<makefile>");
+
 	/* -static? */
 	if (cmdstatic) {
 		cctx.drvflags |= SLBT_DRIVER_STATIC;
-- 
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