[src/trunk]: src/usr.bin/indent indent: extract is_typename from lexi

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

details:   https://anonhg.NetBSD.org/src/rev/e27cb7145a11
branches:  trunk
changeset: 987476:e27cb7145a11
user:      rillig <rillig%NetBSD.org@localhost>
date:      Mon Sep 27 17:33:07 2021 +0000

description:
indent: extract is_typename from lexi

No functional change.

diffstat:

 usr.bin/indent/lexi.c |  27 ++++++++++++++++++---------
 1 files changed, 18 insertions(+), 9 deletions(-)

diffs (55 lines):

diff -r 7d7bee99bbaf -r e27cb7145a11 usr.bin/indent/lexi.c
--- a/usr.bin/indent/lexi.c     Mon Sep 27 17:05:58 2021 +0000
+++ b/usr.bin/indent/lexi.c     Mon Sep 27 17:33:07 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: lexi.c,v 1.62 2021/09/27 16:56:35 rillig Exp $ */
+/*     $NetBSD: lexi.c,v 1.63 2021/09/27 17:33:07 rillig Exp $ */
 
 /*-
  * SPDX-License-Identifier: BSD-4-Clause
@@ -43,7 +43,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__NetBSD__)
-__RCSID("$NetBSD: lexi.c,v 1.62 2021/09/27 16:56:35 rillig Exp $");
+__RCSID("$NetBSD: lexi.c,v 1.63 2021/09/27 17:33:07 rillig Exp $");
 #elif defined(__FreeBSD__)
 __FBSDID("$FreeBSD: head/usr.bin/indent/lexi.c 337862 2018-08-15 18:19:45Z pstef $");
 #endif
@@ -335,6 +335,21 @@
        state->last_token == rbrace);
 }
 
+static bool
+is_typename(void)
+{
+    if (opt.auto_typedefs) {
+       const char *u;
+       if ((u = strrchr(token.s, '_')) != NULL && strcmp(u, "_t") == 0)
+           return true;
+    }
+
+    if (typename_top < 0)
+       return false;
+    return bsearch(token.s, typenames, (size_t)typename_top + 1,
+       sizeof(typenames[0]), cmp_type_by_name) != NULL;
+}
+
 /* Reads the next token, placing it in the global variable "token". */
 token_type
 lexi(struct parser_state *state)
@@ -391,13 +406,7 @@
        kw = bsearch(token.s, keywords, nitems(keywords),
            sizeof(keywords[0]), cmp_keyword_by_name);
        if (kw == NULL) {
-           char *u;
-
-           /* ... so maybe a type_t or a typedef */
-           if ((opt.auto_typedefs && ((u = strrchr(token.s, '_')) != NULL) &&
-                   strcmp(u, "_t") == 0) || (typename_top >= 0 &&
-                   bsearch(token.s, typenames, (size_t)typename_top + 1,
-                       sizeof(typenames[0]), cmp_type_by_name) != NULL)) {
+           if (is_typename()) {
                state->keyword = kw_type;
                state->last_u_d = true;
                goto found_typename;