[src/trunk]: src/usr.bin/indent indent: sprinkle a few const

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

details:   https://anonhg.NetBSD.org/src/rev/6d2fd15d10f8
branches:  trunk
changeset: 953398:6d2fd15d10f8
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Mar 07 20:52:11 2021 +0000

description:
indent: sprinkle a few const

No functional change.

diffstat:

 usr.bin/indent/args.c   |  16 +++++++---------
 usr.bin/indent/indent.c |   9 ++++-----
 2 files changed, 11 insertions(+), 14 deletions(-)

diffs (93 lines):

diff -r 80155af69871 -r 6d2fd15d10f8 usr.bin/indent/args.c
--- a/usr.bin/indent/args.c     Sun Mar 07 20:47:13 2021 +0000
+++ b/usr.bin/indent/args.c     Sun Mar 07 20:52:11 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: args.c,v 1.16 2021/03/07 20:47:13 rillig Exp $ */
+/*     $NetBSD: args.c,v 1.17 2021/03/07 20:52:11 rillig Exp $ */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -46,7 +46,7 @@
 #include <sys/cdefs.h>
 #ifndef lint
 #if defined(__NetBSD__)
-__RCSID("$NetBSD: args.c,v 1.16 2021/03/07 20:47:13 rillig Exp $");
+__RCSID("$NetBSD: args.c,v 1.17 2021/03/07 20:52:11 rillig Exp $");
 #elif defined(__FreeBSD__)
 __FBSDID("$FreeBSD: head/usr.bin/indent/args.c 336318 2018-07-15 21:04:21Z pstef $");
 #endif
@@ -98,14 +98,13 @@
  * must be first.  Also, while (most) booleans occur more than once, the last
  * default value is the one actually assigned.
  */
-struct pro {
+const struct pro {
     const char *p_name;                /* name, e.g. -bl, -cli */
     int         p_type;                /* type (int, bool, special) */
     int         p_default;     /* the default value (if int) */
     int         p_special;     /* depends on type */
     int        *p_obj;         /* the associated variable */
 }           pro[] = {
-
     {"T", PRO_SPECIAL, 0, KEY, 0},
     {"U", PRO_SPECIAL, 0, KEY_FILE, 0},
     {"-version", PRO_SPECIAL, 0, VERSION, 0},
@@ -257,14 +256,13 @@
 void
 set_defaults(void)
 {
-    struct pro *p;
-
     /*
      * Because ps.case_indent is a float, we can't initialize it from the
      * table:
      */
-    opt.case_indent = 0.0;     /* -cli0.0 */
-    for (p = pro; p->p_name; p++)
+    opt.case_indent = 0.0F;    /* -cli0.0 */
+
+    for (const struct pro *p = pro; p->p_name; p++)
        if (p->p_type != PRO_SPECIAL)
            *p->p_obj = p->p_default;
 }
@@ -272,7 +270,7 @@
 void
 set_option(char *arg)
 {
-    struct     pro *p;
+    const struct pro *p;
     const char *param_start;
 
     arg++;                     /* ignore leading "-" */
diff -r 80155af69871 -r 6d2fd15d10f8 usr.bin/indent/indent.c
--- a/usr.bin/indent/indent.c   Sun Mar 07 20:47:13 2021 +0000
+++ b/usr.bin/indent/indent.c   Sun Mar 07 20:52:11 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: indent.c,v 1.31 2021/03/07 20:30:48 rillig Exp $       */
+/*     $NetBSD: indent.c,v 1.32 2021/03/07 20:52:11 rillig Exp $       */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -46,7 +46,7 @@
 #include <sys/cdefs.h>
 #ifndef lint
 #if defined(__NetBSD__)
-__RCSID("$NetBSD: indent.c,v 1.31 2021/03/07 20:30:48 rillig Exp $");
+__RCSID("$NetBSD: indent.c,v 1.32 2021/03/07 20:52:11 rillig Exp $");
 #elif defined(__FreeBSD__)
 __FBSDID("$FreeBSD: head/usr.bin/indent/indent.c 340138 2018-11-04 19:24:49Z oshogbo $");
 #endif
@@ -1237,11 +1237,10 @@
                else
                    ifdef_level--;
            } else {
-               struct directives {
+               static const struct directives {
                    int size;
                    const char *string;
-               }
-               recognized[] = {
+               } recognized[] = {
                    {7, "include"},
                    {6, "define"},
                    {5, "undef"},