[src/trunk]: src/lib/libc reallocarr does not set errno.

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

details:   https://anonhg.NetBSD.org/src/rev/54d125ba444c
branches:  trunk
changeset: 990501:54d125ba444c
user:      nia <nia%NetBSD.org@localhost>
date:      Fri Oct 29 11:03:46 2021 +0000

description:
reallocarr does not set errno.

diffstat:

 lib/libc/stdlib/radixsort.c |  8 +++++---
 lib/libc/string/wcsdup.c    |  9 ++++++---
 2 files changed, 11 insertions(+), 6 deletions(-)

diffs (66 lines):

diff -r ab5101d19e44 -r 54d125ba444c lib/libc/stdlib/radixsort.c
--- a/lib/libc/stdlib/radixsort.c       Fri Oct 29 10:54:56 2021 +0000
+++ b/lib/libc/stdlib/radixsort.c       Fri Oct 29 11:03:46 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: radixsort.c,v 1.20 2021/10/29 10:29:51 nia Exp $       */
+/*     $NetBSD: radixsort.c,v 1.21 2021/10/29 11:03:46 nia Exp $       */
 
 /*-
  * Copyright (c) 1990, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)radixsort.c        8.2 (Berkeley) 4/28/95";
 #else
-__RCSID("$NetBSD: radixsort.c,v 1.20 2021/10/29 10:29:51 nia Exp $");
+__RCSID("$NetBSD: radixsort.c,v 1.21 2021/10/29 11:03:46 nia Exp $");
 #endif
 #endif /* LIBC_SCCS and not lint */
 
@@ -130,8 +130,10 @@
                simplesort(a, n, 0, tr, endch);
        else {
                ta = NULL;
-               if (reallocarr(&ta, n, sizeof(a)) != 0)
+               if (reallocarr(&ta, n, sizeof(a)) != 0) {
+                       errno = ENOMEM;
                        return (-1);
+               }
                r_sort_b(a, ta, n, 0, tr, endch);
                free(ta);
        }
diff -r ab5101d19e44 -r 54d125ba444c lib/libc/string/wcsdup.c
--- a/lib/libc/string/wcsdup.c  Fri Oct 29 10:54:56 2021 +0000
+++ b/lib/libc/string/wcsdup.c  Fri Oct 29 11:03:46 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: wcsdup.c,v 1.4 2021/10/29 10:11:57 nia Exp $   */
+/*     $NetBSD: wcsdup.c,v 1.5 2021/10/29 11:03:46 nia Exp $   */
 
 /*
  * Copyright (C) 2006 Aleksey Cheusov
@@ -14,12 +14,13 @@
 #include <sys/cdefs.h>
 
 #if defined(LIBC_SCCS) && !defined(lint) 
-__RCSID("$NetBSD: wcsdup.c,v 1.4 2021/10/29 10:11:57 nia Exp $"); 
+__RCSID("$NetBSD: wcsdup.c,v 1.5 2021/10/29 11:03:46 nia Exp $"); 
 #endif /* LIBC_SCCS and not lint */ 
 
 #include "namespace.h"
 #include <stdlib.h>
 #include <assert.h>
+#include <errno.h>
 #include <wchar.h>
 
 __weak_alias(wcsdup,_wcsdup)
@@ -35,8 +36,10 @@
        len = wcslen(str) + 1;
 
        copy = NULL;
-       if (reallocarr(&copy, len, sizeof(wchar_t)) != 0)
+       if (reallocarr(&copy, len, sizeof(wchar_t)) != 0) {
+               errno = ENOMEM;
                return NULL;
+       }
 
        return wmemcpy(copy, str, len);
 }