From 58e6134faacac8a6dacf63eb79af4a01471bf928 Mon Sep 17 00:00:00 2001
From: rillig <rillig@NetBSD.org>
Date: Sun, 7 Feb 2021 18:14:43 +0000
Subject: [PATCH] tests/libcurses: simplify code for writing to the .exp file

If a write(2) returns less than 1, it must be an error.
---
 tests/lib/libcurses/director/testlang_parse.y | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/tests/lib/libcurses/director/testlang_parse.y b/tests/lib/libcurses/director/testlang_parse.y
index b204dab5c5f7..0ca2ddcd6005 100644
--- a/tests/lib/libcurses/director/testlang_parse.y
+++ b/tests/lib/libcurses/director/testlang_parse.y
@@ -1,5 +1,5 @@
 %{
-/*	$NetBSD: testlang_parse.y,v 1.28 2021/02/07 17:50:16 rillig Exp $	*/
+/*	$NetBSD: testlang_parse.y,v 1.29 2021/02/07 18:14:43 rillig Exp $	*/
 
 /*-
  * Copyright 2009 Brett Lymn <blymn@NetBSD.org>
@@ -1092,14 +1092,9 @@ compare_streams(char *filename, bool discard)
 		}
 
 		if (create_check_file) {
-			if ((result = write(check_fd, &data, 1)) < 1) {
-				if (result != 0) {
-					err(2,
-						"Bad write on file %s", check_file);
-				}
-			}
-			else
-				ref = data;
+			if ((result = write(check_fd, &data, 1)) < 1)
+				err(2, "Bad write on file %s", check_file);
+			ref = data;
 		}
 
 		if (verbose) {