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[src/trunk]: src/usr.bin/xlint/lint1 lint: reduce comment for xgetblk to the ...



details:   https://anonhg.NetBSD.org/src/rev/8ff99c25bd09
branches:  trunk
changeset: 979662:8ff99c25bd09
user:      rillig <rillig%NetBSD.org@localhost>
date:      Mon Jan 04 22:29:00 2021 +0000

description:
lint: reduce comment for xgetblk to the actually interesting part

diffstat:

 usr.bin/xlint/lint1/mem1.c |  23 +++++++++++++----------
 1 files changed, 13 insertions(+), 10 deletions(-)

diffs (51 lines):

diff -r ea9451f626fb -r 8ff99c25bd09 usr.bin/xlint/lint1/mem1.c
--- a/usr.bin/xlint/lint1/mem1.c        Mon Jan 04 22:26:50 2021 +0000
+++ b/usr.bin/xlint/lint1/mem1.c        Mon Jan 04 22:29:00 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: mem1.c,v 1.21 2020/12/30 10:46:11 rillig Exp $ */
+/*     $NetBSD: mem1.c,v 1.22 2021/01/04 22:29:00 rillig Exp $ */
 
 /*
  * Copyright (c) 1994, 1995 Jochen Pohl
@@ -37,7 +37,7 @@
 
 #include <sys/cdefs.h>
 #if defined(__RCSID) && !defined(lint)
-__RCSID("$NetBSD: mem1.c,v 1.21 2020/12/30 10:46:11 rillig Exp $");
+__RCSID("$NetBSD: mem1.c,v 1.22 2021/01/04 22:29:00 rillig Exp $");
 #endif
 
 #include <sys/types.h>
@@ -218,14 +218,7 @@
        return mb;
 }
 
-/*
- * Allocate new memory. If the first block of the list has not enough
- * free space, or there is no first block, get a new block. The new
- * block is taken from the free list or, if there is no block on the
- * free list, is allocated using xnewblk(). If a new block is allocated
- * it is initialized with zero. Blocks taken from the free list are
- * zero'd in xfreeblk().
- */
+/* Allocate new memory, initialized with zero. */
 static void *
 xgetblk(mbl_t **mbp, size_t s)
 {
@@ -233,6 +226,16 @@
        void    *p;
        size_t  t = 0;
 
+       /*
+        * If the first block of the list has not enough free space,
+        * or there is no first block, get a new block. The new block
+        * is taken from the free list or, if there is no block on the
+        * free list, is allocated using xnewblk().
+        *
+        * If a new block is allocated it is initialized with zero.
+        * Blocks taken from the free list are zero'd in xfreeblk().
+        */
+
        s = WORST_ALIGN(s);
        if ((mb = *mbp) == NULL || mb->nfree < s) {
                if ((mb = frmblks) == NULL || mb->size < s) {



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