Building C++ program with QT under cygwin
Thu Feb 21 05:41:00 GMT 2008
On Thu, Feb 21, 2008 at 12:58 PM, Larry Hall (Cygwin)
> hce wrote:
> > On Thu, Feb 21, 2008 at 11:55 AM, Erich Dollansky
> > <firstname.lastname@example.org> wrote:
> >> Hi,
> >> one thing at a time.
> >> hce wrote:
> >> >
> >> > I am new to cygwin. I've just installed cygwin for building my C++
> >> I see Cygwin as an emulator. Your program will see Linux but not
> >> Windows. But you still can call Windows directly.
> >> > and the C++ program was built using macro #ifdef WIN32 for the code of
> >> > select(), read() and write() system calls. My understand is that I can
> >> > use all linux system calls under cygwin, should I remove all #ifdef
> >> > WIN32 in the program and compile with a parameter -unix rather than
> >> > win32?
> >> Do not delete those things. Never ever even think of deleting them.
> >> > The major issue is the QT package. In linux, I installed a QT package
> >> > for linux and called the QT gmake to generate a Makefile. On window
> >> > the QT was installed for window and compiled under window environment.
> >> > I have got errors when using window QT to generate Makefile under
> >> > cygwin. How should I use the QT under cygwin? Should I download a unix
> >> > version QT and build the QT using unix macro under cygwin, or should I
> >> > still using window QT under cygwin?
> >> >
> >> You must install QT inside Cygwin if you want to make full use of it.
> > All right, I am going to install the QT inside Cygwin. Now, there are
> > two QT packages, one for Window and one for Linux. Should I download
> > one for Linux and build it for linux under Cygwin?
> If you can live with QT3, just go to kde-cygwin.sourceforge.net and install
> the pre-packaged version using 'setup.exe'.
I am using QT 4.3 under linux, so I guess have to download the same
version QT to the cygwin. I guess you said yes I should install the QT
4.3 for Linux package under Cygwin. Please correct me.
> > Should I also to call QT gmake with "-unix -o" to generate Makefile,
> > the same parameters I was calling from linux?
> If you must go this way then yes, I would recommend trying that.
> >> I have no idea if this will work.
> >> In theory you should be able to use the Windows version. This will make
> >> your program even more weird as it itself will behave like a Linux
> >> program but the libraries are then a mix of Windows and Linux.
> >> Try to stick either with Cygwin or move to Windows.
> > I have to stick with Cygwin as the Windows does not support select()
> > for file system, nor does the minGW. Try to learn Cygwin program
> > environment as much as possible :-).
> In general, if you work the way that you would work on a Linux system,
> then you'll have better luck with Cygwin.
Great, I have zero experince on Window program. This is what I am looking for.
Thank you Larry.
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