This is the mail archive of the libc-alpha@sourceware.org mailing list for the glibc project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: [PATCH] dynarray: Set errno on overflow-induced allocation failure

From: Paul Eggert <eggert at cs dot ucla dot edu>
To: DJ Delorie <dj at redhat dot com>, Florian Weimer <fweimer at redhat dot com>
Cc: libc-alpha at sourceware dot org
Date: Wed, 30 Aug 2017 11:29:33 -0700
Subject: Re: [PATCH] dynarray: Set errno on overflow-induced allocation failure
Authentication-results: sourceware.org; auth=none
References: <xnd17dc4ub.fsf@greed.delorie.com>

On 08/30/2017 11:01 AM, DJ Delorie wrote:

Ah, ok.  Consistency is good :-)

It's not just consistency, it's utility. If a memory allocator fails dueto a request for 2**64 bytes of memory, ENOMEM is more likely tocommunicate useful info to the end user than any other errno value would.

References:
- Re: [PATCH] dynarray: Set errno on overflow-induced allocation failure
  - From: DJ Delorie

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]