[src/trunk]: src/usr.bin/make make(1): inline strchr call in IsInclude

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

details:   https://anonhg.NetBSD.org/src/rev/1c9ef7209f3c
branches:  trunk
changeset: 943924:1c9ef7209f3c
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Sep 13 09:43:01 2020 +0000

description:
make(1): inline strchr call in IsInclude

diffstat:

 usr.bin/make/parse.c |  19 ++++++++-----------
 1 files changed, 8 insertions(+), 11 deletions(-)

diffs (51 lines):

diff -r e58aecfcb03e -r 1c9ef7209f3c usr.bin/make/parse.c
--- a/usr.bin/make/parse.c      Sun Sep 13 09:35:09 2020 +0000
+++ b/usr.bin/make/parse.c      Sun Sep 13 09:43:01 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: parse.c,v 1.297 2020/09/13 09:25:52 rillig Exp $       */
+/*     $NetBSD: parse.c,v 1.298 2020/09/13 09:43:01 rillig Exp $       */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -69,14 +69,14 @@
  */
 
 #ifndef MAKE_NATIVE
-static char rcsid[] = "$NetBSD: parse.c,v 1.297 2020/09/13 09:25:52 rillig Exp $";
+static char rcsid[] = "$NetBSD: parse.c,v 1.298 2020/09/13 09:43:01 rillig Exp $";
 #else
 #include <sys/cdefs.h>
 #ifndef lint
 #if 0
 static char sccsid[] = "@(#)parse.c    8.3 (Berkeley) 3/19/94";
 #else
-__RCSID("$NetBSD: parse.c,v 1.297 2020/09/13 09:25:52 rillig Exp $");
+__RCSID("$NetBSD: parse.c,v 1.298 2020/09/13 09:43:01 rillig Exp $");
 #endif
 #endif /* not lint */
 #endif
@@ -2422,19 +2422,16 @@
 
 /* Check if the line is an include directive. */
 static Boolean
-IsInclude(const char *line, Boolean sysv)
+IsInclude(const char *dir, Boolean sysv)
 {
-       static const char inc[] = "include";
-       static const size_t inclen = sizeof(inc) - 1;
+       if (dir[0] == 's' || dir[0] == '-' || (dir[0] == 'd' && !sysv))
+               dir++;
 
-       /* 'd' is not valid for sysv */
-       int o = strchr(sysv ? "s-" : "ds-", *line) != NULL;
-
-       if (strncmp(line + o, inc, inclen) != 0)
+       if (strncmp(dir, "include", 7) != 0)
                return FALSE;
 
        /* Space is not mandatory for BSD .include */
-       return !sysv || ch_isspace(line[inclen + o]);
+       return !sysv || ch_isspace(dir[7]);
 }