This is the mail archive of the
cygwin
mailing list for the Cygwin project.
Re: "cout" and "cerr" won't work after cygwin1.dll init from VC++
- From: Anton Mellit <mellit at gmail dot com>
- To: cygwin at cygwin dot com
- Date: Wed, 3 Oct 2007 04:38:57 -0700 (PDT)
- Subject: Re: "cout" and "cerr" won't work after cygwin1.dll init from VC++
- References: <20061219210916.isuasdydhw4cwcc4@webmail.unizar.es>
Francisco J. Royo Santas wrote:
>
> Hello
>
> I have a VC++ program that uses a Cygwin-compiled DLL. I can init
> cygwin1.dll
> but, after doing this, cout and cerr stop working. cout << "Message" <<
> endl
> does not appear on the screen. I do not know exactly what happens here.
> The
> program is:
>
> cout << "Before" << endl; // Appears
> HMODULE cygwinDll = LoadLibrary("cygwin1.dll");
> void (*init)() = (void (__cdecl *)(void)) GetProcAddress(cygwinDll,
> "cygwin_dll_init");
> init();
> cout << "After" << endl; // Does nor appear
>
> What is going on here?? What do I have to do to have cout and cerr back
> normally??
>
> Thanks and G'bye
> Francisco J. Royo Santas
>
>
> --
> Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
> Problem reports: http://cygwin.com/problems.html
> Documentation: http://cygwin.com/docs.html
> FAQ: http://cygwin.com/faq/
>
>
>
Actually I had the same problem. I am trying to write a GP/PARI - package
for Python for Windows. GP/PARI is a software for numerical computation
which uses cygwin. After loading cygwin python stopped to produce any
output. The cure is to add "tty" parameter to the CYGWIN environment
variable.
Anton
--
View this message in context: http://www.nabble.com/%22cout%22-and-%22cerr%22-won%27t-work-after-cygwin1.dll-init-from-VC%2B%2B-tf2848024.html#a13017100
Sent from the Cygwin Users mailing list archive at Nabble.com.
--
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
Problem reports: http://cygwin.com/problems.html
Documentation: http://cygwin.com/docs.html
FAQ: http://cygwin.com/faq/