[src/trunk]: src/usr.bin/make make: clean up access to character iterator

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

details:   https://anonhg.NetBSD.org/src/rev/5bc433215bd9
branches:  trunk
changeset: 984010:5bc433215bd9
user:      rillig <rillig%NetBSD.org@localhost>
date:      Fri Jun 18 12:54:17 2021 +0000

description:
make: clean up access to character iterator

Having both p[0] and *p intermixed was inconsistent.

No functional change.

diffstat:

 usr.bin/make/main.c |  18 +++++++++---------
 1 files changed, 9 insertions(+), 9 deletions(-)

diffs (42 lines):

diff -r 2a55fc1b8bad -r 5bc433215bd9 usr.bin/make/main.c
--- a/usr.bin/make/main.c       Fri Jun 18 10:57:14 2021 +0000
+++ b/usr.bin/make/main.c       Fri Jun 18 12:54:17 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: main.c,v 1.539 2021/04/19 16:35:11 rillig Exp $        */
+/*     $NetBSD: main.c,v 1.540 2021/06/18 12:54:17 rillig Exp $        */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -111,7 +111,7 @@
 #include "trace.h"
 
 /*     "@(#)main.c     8.3 (Berkeley) 3/19/94" */
-MAKE_RCSID("$NetBSD: main.c,v 1.539 2021/04/19 16:35:11 rillig Exp $");
+MAKE_RCSID("$NetBSD: main.c,v 1.540 2021/06/18 12:54:17 rillig Exp $");
 #if defined(MAKE_NATIVE) && !defined(lint)
 __COPYRIGHT("@(#) Copyright (c) 1988, 1989, 1990, 1993 "
            "The Regents of the University of California.  "
@@ -349,16 +349,16 @@
 static bool
 IsRelativePath(const char *path)
 {
-       const char *cp;
+       const char *p;
 
        if (path[0] != '/')
                return true;
-       cp = path;
-       while ((cp = strstr(cp, "/.")) != NULL) {
-               cp += 2;
-               if (*cp == '.')
-                       cp++;
-               if (cp[0] == '/' || cp[0] == '\0')
+       p = path;
+       while ((p = strstr(p, "/.")) != NULL) {
+               p += 2;
+               if (*p == '.')
+                       p++;
+               if (*p == '/' || *p == '\0')
                        return true;
        }
        return false;