[src/trunk]: src/usr.bin/indent indent: always keep next_blank_lines >= 0

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/878b18887fba
branches:  trunk
changeset: 989908:878b18887fba
user:      rillig <rillig%NetBSD.org@localhost>
date:      Tue Oct 19 21:39:19 2021 +0000

description:
indent: always keep next_blank_lines >= 0

No functional change.

diffstat:

 usr.bin/indent/io.c |  7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diffs (29 lines):

diff -r 139696482bf6 -r 878b18887fba usr.bin/indent/io.c
--- a/usr.bin/indent/io.c       Tue Oct 19 21:22:20 2021 +0000
+++ b/usr.bin/indent/io.c       Tue Oct 19 21:39:19 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: io.c,v 1.96 2021/10/19 21:21:07 rillig Exp $   */
+/*     $NetBSD: io.c,v 1.97 2021/10/19 21:39:19 rillig Exp $   */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -43,7 +43,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__NetBSD__)
-__RCSID("$NetBSD: io.c,v 1.96 2021/10/19 21:21:07 rillig Exp $");
+__RCSID("$NetBSD: io.c,v 1.97 2021/10/19 21:39:19 rillig Exp $");
 #elif defined(__FreeBSD__)
 __FBSDID("$FreeBSD: head/usr.bin/indent/io.c 334927 2018-06-10 16:44:18Z pstef $");
 #endif
@@ -235,9 +235,8 @@
            }
        }
 
-       while (--next_blank_lines >= 0)
+       for (; next_blank_lines > 0; next_blank_lines--)
            output_char('\n');
-       next_blank_lines = 0;
 
        if (ps.ind_level == 0)
            ps.ind_stmt = false;        /* this is a class A kludge. don't do