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[src/trunk]: src/usr.bin/make make(1): extract ParseSkippedBranches from Pars...



details:   https://anonhg.NetBSD.org/src/rev/5c46e6327cc8
branches:  trunk
changeset: 957979:5c46e6327cc8
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Dec 19 17:54:29 2020 +0000

description:
make(1): extract ParseSkippedBranches from ParseReadLine

diffstat:

 usr.bin/make/parse.c |  49 +++++++++++++++++++++++++++++--------------------
 1 files changed, 29 insertions(+), 20 deletions(-)

diffs (77 lines):

diff -r 68ce7ffafccd -r 5c46e6327cc8 usr.bin/make/parse.c
--- a/usr.bin/make/parse.c      Sat Dec 19 17:49:11 2020 +0000
+++ b/usr.bin/make/parse.c      Sat Dec 19 17:54:29 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: parse.c,v 1.500 2020/12/19 17:49:11 rillig Exp $       */
+/*     $NetBSD: parse.c,v 1.501 2020/12/19 17:54:29 rillig Exp $       */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -117,7 +117,7 @@
 #include "pathnames.h"
 
 /*     "@(#)parse.c    8.3 (Berkeley) 3/19/94" */
-MAKE_RCSID("$NetBSD: parse.c,v 1.500 2020/12/19 17:49:11 rillig Exp $");
+MAKE_RCSID("$NetBSD: parse.c,v 1.501 2020/12/19 17:54:29 rillig Exp $");
 
 /* types and constants */
 
@@ -2865,6 +2865,32 @@
 }
 
 static Boolean
+ParseSkippedBranches(void)
+{
+       char *line;
+
+       while ((line = ParseGetLine(GLM_DOT)) != NULL) {
+               if (Cond_EvalLine(line) == COND_PARSE)
+                       break;
+               /*
+                * TODO: Check for typos in .elif directives
+                * such as .elsif or .elseif.
+                *
+                * This check will probably duplicate some of
+                * the code in ParseLine.  Most of the code
+                * there cannot apply, only ParseVarassign and
+                * ParseDependency can, and to prevent code
+                * duplication, these would need to be called
+                * with a flag called onlyCheckSyntax.
+                *
+                * See directive-elif.mk for details.
+                */
+       }
+
+       return line != NULL;
+}
+
+static Boolean
 ParseForLoop(const char *line)
 {
        int rval;
@@ -2923,24 +2949,7 @@
                 */
                switch (Cond_EvalLine(line)) {
                case COND_SKIP:
-                       while ((line = ParseGetLine(GLM_DOT)) != NULL) {
-                               if (Cond_EvalLine(line) == COND_PARSE)
-                                       break;
-                               /*
-                                * TODO: Check for typos in .elif directives
-                                * such as .elsif or .elseif.
-                                *
-                                * This check will probably duplicate some of
-                                * the code in ParseLine.  Most of the code
-                                * there cannot apply, only ParseVarassign and
-                                * ParseDependency can, and to prevent code
-                                * duplication, these would need to be called
-                                * with a flag called onlyCheckSyntax.
-                                *
-                                * See directive-elif.mk for details.
-                                */
-                       }
-                       if (line == NULL)
+                       if (!ParseSkippedBranches())
                                return NULL;
                        continue;
                case COND_PARSE:



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