From d5c7780e0ccc77b10cc485ab71f448f285be2b7f Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Jun 18 2020 21:07:44 +0000
Subject: driver: restore proper operation of --version with a modeless driver context.


---

diff --git a/src/driver/toks_driver_ctx.c b/src/driver/toks_driver_ctx.c
index 92c7a15..de6e05e 100644
--- a/src/driver/toks_driver_ctx.c
+++ b/src/driver/toks_driver_ctx.c
@@ -484,7 +484,15 @@ int toks_get_driver_ctx(
 		return toks_get_driver_ctx_fail(meta);
 	}
 
-	if ((cctx.drvflags & TOKS_DRIVER_MODE_SERVER) && (ntokens <= 0)) {
+	if ((ntokens == 0) && !(cctx.drvflags & TOKS_DRIVER_VERSION)) {
+		ntokens = (-1);
+	}
+
+	if (ntokens == 0) {
+		cctx.drvflags &= ~(uint64_t)TOKS_DRIVER_MODE_SERVER;
+	}
+
+	if ((cctx.drvflags & TOKS_DRIVER_MODE_SERVER) && (ntokens < 0)) {
 		if (flags & TOKS_DRIVER_VERBOSITY_ERRORS)
 			toks_dprintf(STDERR_FILENO,
 				"%s: error: number of tokens not set or is invalid.",