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From: Jeff King <peff@peff.net>
To: Junio C Hamano <gitster@pobox.com>
Cc: Stefan Beller <sbeller@google.com>, git@vger.kernel.org
Subject: Re: [PATCH 2/2] replace-object.c: remove the_repository from prepare_replace_object
Date: Thu, 10 May 2018 07:56:23 -0400	[thread overview]
Message-ID: <20180510115623.GA20632@sigill.intra.peff.net> (raw)
In-Reply-To: <xmqqtvrfizce.fsf@gitster-ct.c.googlers.com>

On Thu, May 10, 2018 at 07:23:13PM +0900, Junio C Hamano wrote:

> This one was doing
> 
> 	ptr = xmalloc(sizeof(*another_ptr))
> 
> and it was OK because ptr and another_ptr happened to be of the same
> type.  I wonder if we are making it safer, or making it more obscure
> to seasoned C programmers, if we introduced a pair of helper macros,
> perhaps like these:
> 
> 	#define ALLOCATE(ptr) (ptr) = xmalloc(sizeof(*(ptr)))
> 	#define CALLOCATE(ptr,cnt) (ptr) = xcalloc((cnt), sizeof(*(ptr)))

I've often wondered that, too. It's the natural endgame of the
ALLOC_ARRAY() road we've been going down.

-Peff

  reply	other threads:[~2018-05-10 11:56 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-09 23:40 [PATCH 1/2] object.c: free replace map in raw_object_store_clear Stefan Beller
2018-05-09 23:40 ` [PATCH 2/2] replace-object.c: remove the_repository from prepare_replace_object Stefan Beller
2018-05-10 10:23   ` Junio C Hamano
2018-05-10 11:56     ` Jeff King [this message]
2018-05-10 14:53       ` Derrick Stolee
2018-05-10 18:32         ` Stefan Beller
2018-05-10 10:16 ` [PATCH 1/2] object.c: free replace map in raw_object_store_clear Junio C Hamano
2018-05-10 17:23   ` Stefan Beller
  -- strict thread matches above, loose matches on Subject: below --
2018-05-17 18:20 What's cooking in git.git (May 2018, #02; Thu, 17) Stefan Beller
2018-05-17 18:29 ` [PATCH 0/2] Reroll 2 last commits of sb/object-store-replace Stefan Beller
2018-05-17 18:29   ` [PATCH 2/2] replace-object.c: remove the_repository from prepare_replace_object Stefan Beller

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