Mail Archives: cygwin/2001/05/21/20:09:41
On Tue, May 22, 2001 at 09:56:01AM +1000, Robert Collins wrote:
>> -----Original Message-----
>> From: Andrew de Quincey [mailto:andrew AT orbital DOT co DOT uk]
>> Sent: Tuesday, May 22, 2001 9:01 AM
>> To: cygwin AT cygwin DOT com
>> Subject: Strange fork() behaviour under cygwin v1.3.1
>>
>>
>>
>> Hi, I've been playing with the jabber server under win32...
>> and I've run
>> into a slight problem. The following program illustrates it:
>>
>> +++++++++++++++++++++++++++++++++++++++++++++++++
>> #include <pth.h>
>
>Whats <pth.h> ? If it's the GNU portable threads library, and it's using
>a native thread library instead of 100% emulated threads, make sure its
>using pthreads, not win32 threads. (Explanation: Cygwin is ignorant of
>direct win32 thread calls you might make, but it knows about pthreads).
That's not entirely true. Cygwin should be aware of the fact that the
fork is running in a thread and should duplicate the thread state
correctly.
The end result will be a child process with a main thread which is a copy
of the thread that called fork in the parent.
cgf
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