[src/trunk]: src/usr.bin/xlint/lint1 lint: remove null marker from keyword table

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

details:   https://anonhg.NetBSD.org/src/rev/76fef0a204d0
branches:  trunk
changeset: 365268:76fef0a204d0
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Apr 16 20:08:35 2022 +0000

description:
lint: remove null marker from keyword table

No functional change.

diffstat:

 usr.bin/xlint/lint1/lex.c |  10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diffs (39 lines):

diff -r 5033ff9b4afd -r 76fef0a204d0 usr.bin/xlint/lint1/lex.c
--- a/usr.bin/xlint/lint1/lex.c Sat Apr 16 20:02:55 2022 +0000
+++ b/usr.bin/xlint/lint1/lex.c Sat Apr 16 20:08:35 2022 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: lex.c,v 1.122 2022/04/16 20:02:55 rillig Exp $ */
+/* $NetBSD: lex.c,v 1.123 2022/04/16 20:08:35 rillig Exp $ */
 
 /*
  * Copyright (c) 1996 Christopher G. Demetriou.  All Rights Reserved.
@@ -38,7 +38,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__RCSID) && !defined(lint)
-__RCSID("$NetBSD: lex.c,v 1.122 2022/04/16 20:02:55 rillig Exp $");
+__RCSID("$NetBSD: lex.c,v 1.123 2022/04/16 20:08:35 rillig Exp $");
 #endif
 
 #include <ctype.h>
@@ -220,7 +220,6 @@
        kwdef_gcc_attr( "warn_unused_result", T_AT_WARN_UNUSED_RESULT),
        kwdef_gcc_attr( "weak",         T_AT_WEAK),
        kwdef_keyword(  "while",        T_WHILE),
-       kwdef(NULL, 0, 0, 0, 0, 0, 0, 0, 0),
 #undef kwdef
 #undef kwdef_token
 #undef kwdef_sclass
@@ -415,9 +414,10 @@
 void
 initscan(void)
 {
-       const struct keyword *kw;
+       const struct keyword *kw, *end;
 
-       for (kw = keywords; kw->kw_name != NULL; kw++) {
+       end = keywords + sizeof(keywords) / sizeof(keywords[0]);
+       for (kw = keywords; kw != end; kw++) {
                if ((kw->kw_c90 || kw->kw_c99) && tflag)
                        continue;
                /* FIXME: C99 and GCC are independent. */