Re: [gentoo-user] /usr/bin/qt3to4 ?

[James Ausmus]

On Feb 1, 2008 10:43 AM, maxim wexler <blissfix@×××××.com> wrote:

> Hi group,
>
>
> Anybody familiar with qt3to4?
>
>
> From doctrolltech.com/4.0/porting4.html
>
>
> "To port code from Qt 3 to Qt 4:
>
>   1. Briefly read the porting notes below to get an
> idea of what to expect."
>
> They must mean up to number 6. because this page is
> certainly not "brief"
>
>  "2. Be sure that your code compiles and runs well on
> all your target platforms with Qt 3."
>
> How?
>
>
>   "3. Add the line QT += qt3support to your .pro file
> if you use qmake; otherwise, edit your makefile or
> project file to link against the Qt3Support library
> and add -DQT3_SUPPORT to your compiler flags. (You
> might also need to specify other libraries. See What's
> New in Qt 4 for details.)"
>
> What is qmake, it's not in portage. .pro file? What
> makefile?
>
>   "4. Run the qt3to4 porting tool. The tool will go
> through your source code and adapt it to Qt 4.
>   5. Follow the instructions in the Porting .ui Files
> to Qt 4 page to port Qt Designer files.
>   6. Recompile with Qt 4."
>
> "Recompile with"? What does one recompile?
>
> "For each error, search below for related identifiers
> (e.g., function names, class names). This document
> mentions all relevant identifiers to help you get the
> information you need at the cost of being a little
> verbose."


This sounds like a tool for developers who use the Qt libraries to develop
applications - if they've developed their app against Qt3, and they want to
port it to Qt4, this is the steps they would take with their application
source code in order to do so.

HTH

-James




>
>
> Maxim
>
>
>
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