[src/trunk]: src/usr.bin/make make(1): improve comment for Suffix_GetSuffix

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

details:   https://anonhg.NetBSD.org/src/rev/2d9827459af6
branches:  trunk
changeset: 946242:2d9827459af6
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Nov 21 19:40:19 2020 +0000

description:
make(1): improve comment for Suffix_GetSuffix

diffstat:

 usr.bin/make/suff.c |  10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diffs (38 lines):

diff -r 53986ab5be04 -r 2d9827459af6 usr.bin/make/suff.c
--- a/usr.bin/make/suff.c       Sat Nov 21 19:33:38 2020 +0000
+++ b/usr.bin/make/suff.c       Sat Nov 21 19:40:19 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: suff.c,v 1.271 2020/11/21 19:33:38 rillig Exp $        */
+/*     $NetBSD: suff.c,v 1.272 2020/11/21 19:40:19 rillig Exp $        */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -114,7 +114,7 @@
 #include "dir.h"
 
 /*     "@(#)suff.c     8.4 (Berkeley) 3/21/94" */
-MAKE_RCSID("$NetBSD: suff.c,v 1.271 2020/11/21 19:33:38 rillig Exp $");
+MAKE_RCSID("$NetBSD: suff.c,v 1.272 2020/11/21 19:40:19 rillig Exp $");
 
 #define SUFF_DEBUG0(text) DEBUG0(SUFF, text)
 #define SUFF_DEBUG1(fmt, arg1) DEBUG1(SUFF, fmt, arg1)
@@ -183,7 +183,7 @@
 typedef struct Src {
     char *file;                        /* The file to look for */
     char *pref;                        /* Prefix from which file was formed */
-    Suffix *suff;                      /* The suffix on the file */
+    Suffix *suff;              /* The suffix on the file */
     struct Src *parent;                /* The Src for which this is a source */
     GNode *node;               /* The node describing the file */
     int numChildren;           /* Count of existing children (so we don't free
@@ -245,8 +245,8 @@
 }
 
 /*
- * See if suff is a suffix of name.
- * Return NULL if it ain't, pointer to the start of suffix in name if it is.
+ * See if suff is a suffix of name, and if so, return a pointer to the suffix
+ * in the given name, thereby marking the point where the prefix ends.
  */
 static const char *
 Suffix_GetSuffix(const Suffix *suff, size_t nameLen, const char *nameEnd)