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[src/trunk]: src/usr.bin/make make(1): make a few comments more precise



details:   https://anonhg.NetBSD.org/src/rev/f565c0a3c1eb
branches:  trunk
changeset: 937468:f565c0a3c1eb
user:      rillig <rillig%NetBSD.org@localhost>
date:      Thu Aug 20 07:15:52 2020 +0000

description:
make(1): make a few comments more precise

diffstat:

 usr.bin/make/var.c |  23 +++++++++++------------
 1 files changed, 11 insertions(+), 12 deletions(-)

diffs (54 lines):

diff -r 7567c71e432f -r f565c0a3c1eb usr.bin/make/var.c
--- a/usr.bin/make/var.c        Thu Aug 20 07:09:06 2020 +0000
+++ b/usr.bin/make/var.c        Thu Aug 20 07:15:52 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: var.c,v 1.453 2020/08/20 07:09:06 rillig Exp $ */
+/*     $NetBSD: var.c,v 1.454 2020/08/20 07:15:52 rillig Exp $ */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -69,14 +69,14 @@
  */
 
 #ifndef MAKE_NATIVE
-static char rcsid[] = "$NetBSD: var.c,v 1.453 2020/08/20 07:09:06 rillig Exp $";
+static char rcsid[] = "$NetBSD: var.c,v 1.454 2020/08/20 07:15:52 rillig Exp $";
 #else
 #include <sys/cdefs.h>
 #ifndef lint
 #if 0
 static char sccsid[] = "@(#)var.c      8.3 (Berkeley) 3/19/94";
 #else
-__RCSID("$NetBSD: var.c,v 1.453 2020/08/20 07:09:06 rillig Exp $");
+__RCSID("$NetBSD: var.c,v 1.454 2020/08/20 07:15:52 rillig Exp $");
 #endif
 #endif /* not lint */
 #endif
@@ -1921,19 +1921,18 @@
     GNode * const ctxt;
     const VarEvalFlags eflags;
 
-    char *val;                 /* The value of the expression before the
-                                * modifier is applied */
-    char *newVal;              /* The new value after applying the modifier
-                                * to the expression */
+    char *val;                 /* The old value of the expression,
+                                * before applying the modifier */
+    char *newVal;              /* The new value of the expression,
+                                * after applying the modifier */
     char missing_delim;                /* For error reporting */
 
     char sep;                  /* Word separator in expansions
                                 * (see the :ts modifier) */
-    Boolean oneBigWord;                /* TRUE if the variable value is treated as a
-                                * single big word, even if it contains
-                                * embedded spaces (as opposed to the
-                                * usual behaviour of treating it as
-                                * several space-separated words). */
+    Boolean oneBigWord;                /* TRUE if some modifiers that otherwise split
+                                * the variable value into words, like :S and
+                                * :C, treat the variable value as a single big
+                                * word, possibly containing spaces. */
 } ApplyModifiersState;
 
 typedef enum {



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