From: Jeff King <peff@peff.net>
To: Eric Sunshine <sunshine@sunshineco.com>
Cc: git@vger.kernel.org
Subject: Re: [PATCH 1/2] config.mak.uname: Darwin: define HAVE_GETDELIM for modern OS X releases
Date: Tue, 2 Jun 2015 15:04:03 -0400 [thread overview]
Message-ID: <20150602190403.GA12660@peff.net> (raw)
In-Reply-To: <20150602184413.GA11437@peff.net>
On Tue, Jun 02, 2015 at 02:44:13PM -0400, Jeff King wrote:
> > + ifeq ($(shell expr $(shell expr "$(uname_R)" : '\([0-9][0-9]*\)\.') '>=' 11),1)
>
> Do you need to spawn two shells? It seems like:
>
> $(shell expr `expr "$(uname_R)" : '\([0-9][0-9]*\)'` '>=' 11),1)
Oops, I missed the trailing '.' in the regex there, and it probably
needs double-quotes in case the inner expr fails to match anything.
We could also use "test -gt" instead of the outer expr, which is more
idiomatic shell. But it reports via exit code, so you'd need "&& echo 1"
at the end.
-Peff
next prev parent reply other threads:[~2015-06-02 19:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-02 18:18 [PATCH 0/2] auto-detect getdelim() Eric Sunshine
2015-06-02 18:18 ` [PATCH 1/2] config.mak.uname: Darwin: define HAVE_GETDELIM for modern OS X releases Eric Sunshine
2015-06-02 18:44 ` Jeff King
2015-06-02 19:04 ` Jeff King [this message]
2015-06-02 19:57 ` Eric Sunshine
2015-06-02 20:01 ` Jeff King
2015-06-02 20:17 ` Eric Sunshine
2015-06-02 18:18 ` [PATCH 2/2] configure: add getdelim() check Eric Sunshine
2015-06-02 18:45 ` Jeff King
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