[src/trunk]: src/usr.bin/make make: constify UnescapeBackslash, fix typo in c...

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

details:   https://anonhg.NetBSD.org/src/rev/ecbdd12a9366
branches:  trunk
changeset: 359514:ecbdd12a9366
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Jan 08 09:55:32 2022 +0000

description:
make: constify UnescapeBackslash, fix typo in comment

No binary change.

diffstat:

 usr.bin/make/parse.c |  12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diffs (47 lines):

diff -r 3b72590b8820 -r ecbdd12a9366 usr.bin/make/parse.c
--- a/usr.bin/make/parse.c      Sat Jan 08 09:53:44 2022 +0000
+++ b/usr.bin/make/parse.c      Sat Jan 08 09:55:32 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: parse.c,v 1.637 2022/01/07 22:08:09 rillig Exp $       */
+/*     $NetBSD: parse.c,v 1.638 2022/01/08 09:55:32 rillig Exp $       */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -106,7 +106,7 @@
 #include "pathnames.h"
 
 /*     "@(#)parse.c    8.3 (Berkeley) 3/19/94" */
-MAKE_RCSID("$NetBSD: parse.c,v 1.637 2022/01/07 22:08:09 rillig Exp $");
+MAKE_RCSID("$NetBSD: parse.c,v 1.638 2022/01/08 09:55:32 rillig Exp $");
 
 /*
  * A file being read.
@@ -2376,7 +2376,7 @@
 static void
 UnescapeBackslash(char *line, char *start)
 {
-       char *src = start;
+       const char *src = start;
        char *dst = start;
        char *spaceStart = line;
 
@@ -2400,7 +2400,7 @@
                if (ch == '#' && line[0] != '\t')
                        *dst++ = ch;
                else if (ch == '\n') {
-                       pp_skip_hspace(&src);
+                       cpp_skip_hspace(&src);
                        *dst++ = ' ';
                } else {
                        /* Leave '\\' in the buffer for later. */
@@ -2551,8 +2551,8 @@
  * leaving only variable assignments, other directives, dependency lines
  * and shell commands to the caller.
  *
- * Return a line without without trailing whitespace, or NULL for EOF.  The
- * caller must not free the returned line.
+ * Return a line without trailing whitespace, or NULL for EOF.  The returned
+ * string will be freed at the end of including the file.
  */
 static char *
 ReadHighLevelLine(void)