DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:subject:to:references:from:message-id:date
	:mime-version:in-reply-to:content-type
	:content-transfer-encoding; q=dns; s=default; b=k/wYUVfTbYX8z/ZN
	KnsOKpp+ucA8JdONRnu37TobskRD5ot9HGXE9wECgjr23S//1X4S4jCCCOsW4WhJ
	YItdAte+7vMjldQd8VvUlowCLPEj/IA40FgfexpEJvfIe3KF0Rj+7WCUXz6mwNO6
	6mUgm2zQ76AOCwN53UNizoGTims=
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Subject: Re: GCC-6.4 sys/select.h build failures with std=c++14
To: cygwin AT cygwin DOT com
References: <CAHBhQykTn7Y2rPVtAQSaVu+1J8ytSDAAcT-Su5e_oABEVNmtrA AT mail DOT gmail DOT com>
From: Marco Atzeri <marco DOT atzeri AT gmail DOT com>
Message-ID: <5cacbf9c-26d0-da8b-0aa8-ad5ec50bea2d@gmail.com>
Date: Tue, 26 Sep 2017 07:32:47 +0200
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0
MIME-Version: 1.0
In-Reply-To: <CAHBhQykTn7Y2rPVtAQSaVu+1J8ytSDAAcT-Su5e_oABEVNmtrA@mail.gmail.com>
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 8bit


On 26/09/2017 03:41, Ian Fette wrote:
> I tried compiling a very simple program with curl using -std=c++14 under
> 64-bit cygwin with gcc 6.4.0. When compiling with just g++ main.cpp -lcurl
> everything is fine, however if I try to use c++14 as the dialect (g++
> main.cpp -lcurl -std=c++14) familiar problems creep up
> 
> In file included from /usr/include/curl/curl.h:2547:0,
>                   from main.cpp:10:
> /usr/include/curl/multi.h:155:40: error: ‘fd_set’ has not been declared
>                                          fd_set *read_fd_set,
>                                          ^~~~~~
> /usr/include/curl/multi.h:156:40: error: ‘fd_set’ has not been declared
>                                          fd_set *write_fd_set,
>                                          ^~~~~~
> /usr/include/curl/multi.h:157:40: error: ‘fd_set’ has not been declared
>                                          fd_set *exc_fd_set,
>                                          ^~~~~~
> 
> 
> This is resolved by manually including <sys/select.h> before including
> <curl/curl.h>
> 

this seems more an issue of curl header as from
http://pubs.opengroup.org/onlinepubs/009696899/basedefs/sys/select.h.html

"The <sys/select.h> header shall define the fd_set type as a structure."

so if they are using it, they should have a proper include

Marco


--
Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple