This is the mail archive of the
cygwin
mailing list for the Cygwin project.
Re: missing pthread.h in building 64-bit aaplications
On Mon, Sep 20, 2010 at 10:38:48PM -0400, Charles Wilson wrote:
>On 9/20/2010 10:18 PM, Christopher Faylor wrote:
>> On Mon, Sep 20, 2010 at 05:01:52PM -0700, kenny@ca wrote:
>>> I used "x86_64-w64-mingw32-gcc ...." to build the application, but failed.
>>> The output tells missing pthread.h. pthread.h is included in one of my
>>> source files.
>>>
>>> I located the file, one in C:\cygwin\usr\include, the other
>>> C:\cygwin\usr\x86_64-w64-mingw32\sys-root\mingw\include.
>>>
>>> I tried using -I to tell gcc to include pthread.h, but failed. why?
>>
>> This is a MinGW compiler. It doesn't support pthread. Any threading
>> support would be with standard Windows calls.
>
>I don't think that's accurate. The x86_64-mingw64 cross compiler
>package set includes a win32-pthreads package, including pthread.h.
>It's necessary for gcc's OMP support via libgomp.
Yeah, duh. I should have picked up on that from the report.
Sorry for the noise.
cgf
--
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