From: Jeff King <peff@peff.net>
To: Stefan Beller <sbeller@google.com>
Cc: "Ævar Arnfjörð Bjarmason" <avarab@gmail.com>, git <git@vger.kernel.org>
Subject: Re: [PATCH 0/6] getenv() timing fixes
Date: Tue, 15 Jan 2019 14:13:59 -0500 [thread overview]
Message-ID: <20190115191359.GC4886@sigill.intra.peff.net> (raw)
In-Reply-To: <CAGZ79kZrcC=SBrBR_4JDWu4Odgz-Uf7LrusiKNe6tgs02JeAMA@mail.gmail.com>
On Sat, Jan 12, 2019 at 10:51:42AM -0800, Stefan Beller wrote:
> > I wonder, and not as "you should do this" feedback on this series, just
>
> There is a getenv_safe() in environment.c, but I guess a xgetenv() that
> takes the same parameters as getenv() is better for ease of use.
Yes, but it punts on the memory ownership by stuffing everything into an
argv_array. That saves a few lines if you're going to ask for five
variables, but for a single variable it's no better than:
char *foo = getenv_safe("FOO");
...use foo...
free(foo);
-Peff
next prev parent reply other threads:[~2019-01-15 19:14 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-11 22:14 [PATCH 0/6] getenv() timing fixes Jeff King
2019-01-11 22:15 ` [PATCH 1/6] get_super_prefix(): copy getenv() result Jeff King
2019-01-12 3:02 ` Junio C Hamano
2019-01-11 22:15 ` [PATCH 2/6] commit: copy saved " Jeff King
2019-01-12 3:07 ` Junio C Hamano
2019-01-12 10:26 ` Jeff King
2019-01-15 14:05 ` Johannes Schindelin
2019-01-15 19:17 ` Jeff King
2019-01-15 19:25 ` Stefan Beller
2019-01-15 19:32 ` Jeff King
2019-01-16 14:06 ` Johannes Schindelin
2019-01-11 22:15 ` [PATCH 3/6] config: make a copy of $GIT_CONFIG string Jeff King
2019-01-11 22:16 ` [PATCH 4/6] init: make a copy of $GIT_DIR string Jeff King
2019-01-12 3:08 ` Junio C Hamano
2019-01-11 22:16 ` [PATCH 5/6] merge-recursive: copy $GITHEAD strings Jeff King
2019-01-12 3:10 ` Junio C Hamano
2019-01-11 22:17 ` [PATCH 6/6] builtin_diff(): read $GIT_DIFF_OPTS closer to use Jeff King
2019-01-12 11:31 ` [PATCH 0/6] getenv() timing fixes Ævar Arnfjörð Bjarmason
2019-01-12 18:51 ` Stefan Beller
2019-01-15 19:13 ` Jeff King [this message]
2019-01-15 19:32 ` Junio C Hamano
2019-01-15 19:38 ` Stefan Beller
2019-01-15 19:41 ` Jeff King
2019-01-15 19:47 ` Jeff King
2019-01-15 20:49 ` Junio C Hamano
2019-01-15 19:12 ` Jeff King
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