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indent: do not expand comment buffer unnecessarily 

This may have been a simple typo or a really tricky optimization that
isn't obvious even after studying the code for several months. Either of
these is bad, so use the standard form of resetting the buffer.

No functional change.
This commit is contained in:
rillig 2021-11-07 12:29:58 +00:00
parent 52aa9a6f6d
commit fdc83ca880
1 changed files with 3 additions and 3 deletions
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6
usr.bin/indent/pr_comment.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: pr_comment.c,v 1.112 2021/11/07 11:30:45 rillig Exp $ */
/* $NetBSD: pr_comment.c,v 1.113 2021/11/07 12:29:58 rillig Exp $ */
/*-
* SPDX-License-Identifier: BSD-4-Clause
@ -43,7 +43,7 @@ static char sccsid[] = "@(#)pr_comment.c 8.1 (Berkeley) 6/6/93";
#include <sys/cdefs.h>
#if defined(__NetBSD__)
__RCSID("$NetBSD: pr_comment.c,v 1.112 2021/11/07 11:30:45 rillig Exp $");
__RCSID("$NetBSD: pr_comment.c,v 1.113 2021/11/07 12:29:58 rillig Exp $");
#elif defined(__FreeBSD__)
__FBSDID("$FreeBSD: head/usr.bin/indent/pr_comment.c 334927 2018-06-10 16:44:18Z pstef $");
#endif
@ -269,7 +269,7 @@ copy_comment_wrap(int adj_max_line_length, bool break_delim)
if (com.e > com.s + 3)
dump_line();
else
com.s = com.e; /* XXX: why not e = s? */
com.e = com.s;
com_add_char(' ');
}