From bbe619891ac110811138c31c4e06436a9c8effd0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Fri, 25 Mar 2016 09:00:09 +0100
Subject: vis: do not crash when using vis:command without active window

---
 vis-cmds.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/vis-cmds.c b/vis-cmds.c
index 589595e..055cdd3 100644
--- a/vis-cmds.c
+++ b/vis-cmds.c
@@ -214,6 +214,11 @@ static bool cmd_set(Vis *vis, Filerange *range, enum CmdOpt cmdopt, const char *
 		return false;
 	}
 
+	if (!vis->win) {
+		vis_info_show(vis, "Need active window for :set command");
+		return false;
+	}
+
 	Arg arg;
 	bool invert = false;
 	OptionDef *opt = NULL;
@@ -1203,8 +1208,10 @@ static Filepos parse_pos(Win *win, char **cmd) {
 }
 
 static Filerange parse_range(Win *win, char **cmd) {
-	Text *txt = win->file->text;
 	Filerange r = text_range_empty();
+	if (!win)
+		return r;
+	Text *txt = win->file->text;
 	Mark *marks = win->file->marks;
 	char start = **cmd;
 	switch (**cmd) {
-- 
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