[src/trunk]: src/usr.bin/indent indent: remove support for backspace in code ...

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

details:   https://anonhg.NetBSD.org/src/rev/639340dcf91a
branches:  trunk
changeset: 376444:639340dcf91a
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Jun 18 07:10:24 2023 +0000

description:
indent: remove support for backspace in code and comments

The C code in the whole tree does not contain a single literal
backspace.

diffstat:

 tests/usr.bin/indent/lsym_comment.c |  3 +--
 usr.bin/indent/indent.c             |  6 ++----
 usr.bin/indent/pr_comment.c         |  6 +++---
 3 files changed, 6 insertions(+), 9 deletions(-)

diffs (71 lines):

diff -r f42cff2129ac -r 639340dcf91a tests/usr.bin/indent/lsym_comment.c
--- a/tests/usr.bin/indent/lsym_comment.c       Sun Jun 18 06:56:32 2023 +0000
+++ b/tests/usr.bin/indent/lsym_comment.c       Sun Jun 18 07:10:24 2023 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: lsym_comment.c,v 1.22 2023/06/17 22:09:24 rillig Exp $ */
+/* $NetBSD: lsym_comment.c,v 1.23 2023/06/18 07:10:24 rillig Exp $ */
 
 /*
  * Tests for the token lsym_comment, which starts a comment.
@@ -50,7 +50,6 @@
  * - wrap/nowrap comment containing '\n'
  * - wrap/nowrap comment containing '\f'
  * - wrap/nowrap comment containing '\t'
- * - wrap/nowrap comment containing '\b'
  */
 
 //indent input
diff -r f42cff2129ac -r 639340dcf91a usr.bin/indent/indent.c
--- a/usr.bin/indent/indent.c   Sun Jun 18 06:56:32 2023 +0000
+++ b/usr.bin/indent/indent.c   Sun Jun 18 07:10:24 2023 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: indent.c,v 1.380 2023/06/17 22:28:49 rillig Exp $      */
+/*     $NetBSD: indent.c,v 1.381 2023/06/18 07:10:24 rillig Exp $      */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -38,7 +38,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: indent.c,v 1.380 2023/06/17 22:28:49 rillig Exp $");
+__RCSID("$NetBSD: indent.c,v 1.381 2023/06/18 07:10:24 rillig Exp $");
 
 #include <sys/param.h>
 #include <err.h>
@@ -176,8 +176,6 @@ ind_add(int ind, const char *s, size_t l
                        ind = 0;
                else if (*p == '\t')
                        ind = next_tab(ind);
-               else if (*p == '\b')
-                       ind--;
                else
                        ind++;
        }
diff -r f42cff2129ac -r 639340dcf91a usr.bin/indent/pr_comment.c
--- a/usr.bin/indent/pr_comment.c       Sun Jun 18 06:56:32 2023 +0000
+++ b/usr.bin/indent/pr_comment.c       Sun Jun 18 07:10:24 2023 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pr_comment.c,v 1.168 2023/06/17 23:03:20 rillig Exp $  */
+/*     $NetBSD: pr_comment.c,v 1.169 2023/06/18 07:10:24 rillig Exp $  */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -38,7 +38,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: pr_comment.c,v 1.168 2023/06/17 23:03:20 rillig Exp $");
+__RCSID("$NetBSD: pr_comment.c,v 1.169 2023/06/18 07:10:24 rillig Exp $");
 
 #include <string.h>
 
@@ -177,7 +177,7 @@ copy_comment_wrap_text(int line_length, 
                        *last_blank = (ssize_t)com.len;
                com_add_char(ch);
                ind++;
-               if (memchr("*\n\r\b\t", inp_p[0], 6) != NULL)
+               if (memchr("*\n\r\t", inp_p[0], 5) != NULL)
                        break;
                if (ind >= line_length && *last_blank != -1)
                        break;