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[src/trunk]: src/usr.bin/make make(1): inline LPAREN in parse.c



details:   https://anonhg.NetBSD.org/src/rev/a49500afeaf5
branches:  trunk
changeset: 976211:a49500afeaf5
user:      rillig <rillig%NetBSD.org@localhost>
date:      Mon Sep 14 16:16:52 2020 +0000

description:
make(1): inline LPAREN in parse.c

It's shorter and more readable, and the other characters don't have
named constants as well.

diffstat:

 usr.bin/make/parse.c |  22 +++++++---------------
 1 files changed, 7 insertions(+), 15 deletions(-)

diffs (74 lines):

diff -r 69a2cbe4bc69 -r a49500afeaf5 usr.bin/make/parse.c
--- a/usr.bin/make/parse.c      Mon Sep 14 16:13:18 2020 +0000
+++ b/usr.bin/make/parse.c      Mon Sep 14 16:16:52 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: parse.c,v 1.309 2020/09/14 16:12:41 rillig Exp $       */
+/*     $NetBSD: parse.c,v 1.310 2020/09/14 16:16:52 rillig Exp $       */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -131,7 +131,7 @@
 #include "pathnames.h"
 
 /*     "@(#)parse.c    8.3 (Berkeley) 3/19/94" */
-MAKE_RCSID("$NetBSD: parse.c,v 1.309 2020/09/14 16:12:41 rillig Exp $");
+MAKE_RCSID("$NetBSD: parse.c,v 1.310 2020/09/14 16:16:52 rillig Exp $");
 
 /* types and constants */
 
@@ -204,13 +204,6 @@
     Attribute      /* Generic attribute */
 } ParseSpecial;
 
-/*
- * Other tokens
- */
-#define LPAREN '('
-#define RPAREN ')'
-
-
 /* result data */
 
 /*
@@ -1141,12 +1134,11 @@
 
        /* Find the end of the next word. */
        for (cp = line; *cp != '\0';) {
-           char ch = *cp;
-           if ((ch_isspace(ch) || ch == '!' || ch == ':' || ch == LPAREN) &&
+           if ((ch_isspace(*cp) || *cp == '!' || *cp == ':' || *cp == '(') &&
                !ParseIsEscaped(lstart, cp))
                break;
 
-           if (ch == '$') {
+           if (*cp == '$') {
                /*
                 * Must be a dynamic source (would have been expanded
                 * otherwise), so call the Var module to parse the puppy
@@ -1171,7 +1163,7 @@
         * If the word is followed by a left parenthesis, it's the
         * name of an object file inside an archive (ar file).
         */
-       if (!ParseIsEscaped(lstart, cp) && *cp == LPAREN) {
+       if (!ParseIsEscaped(lstart, cp) && *cp == '(') {
            /*
             * Archives must be handled specially to make sure the OP_ARCHV
             * flag is set in their 'type' field, for one thing, and because
@@ -1634,7 +1626,7 @@
             * and handle them accordingly.
             */
            for (; *cp && !ch_isspace(*cp); cp++) {
-               if (*cp == LPAREN && cp > line && cp[-1] != '$') {
+               if (*cp == '(' && cp > line && cp[-1] != '$') {
                    /*
                     * Only stop for a left parenthesis if it isn't at the
                     * start of a word (that'll be for variable changes
@@ -1645,7 +1637,7 @@
                }
            }
 
-           if (*cp == LPAREN) {
+           if (*cp == '(') {
                sources = Lst_Init();
                if (!Arch_ParseArchive(&line, sources, VAR_CMD)) {
                    Parse_Error(PARSE_FATAL,



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