[Qt-interest] Installing 4.5 SDK on Linux

[Donal O'Connor]

Great news :)

Regards,
Donal

On Fri, Apr 3, 2009 at 10:53 PM, Judy Duncan <jduncan at duncanimaging.com>wrote:

> Hi JD,
>
> I went ahead and tried the qt_dev_tols install. It installed without
> problem, and I can at least do a basic build now.
>
> I'm not sure what combination of 4.5 or 4.4 I'm running, but at least it's
> working in some form!
>
> Thanks for your help,
> Judy
>
> -----Original Message-----
> From: qt-interest-bounces at trolltech.com
> [mailto:qt-interest-bounces at trolltech.com] On Behalf Of Judy Duncan
> Sent: Friday, April 03, 2009 10:58 AM
> To: 'JD Guzman'
> Cc: qt-interest at trolltech.com
> Subject: Re: [Qt-interest] Installing 4.5 SDK on Linux
>
> Hi JD,
>
> I looked in the package manager and found the qt_dev_tools entry and the
> other qt tools.  However it shows the latest version of 4.4.3-0ubuntu1.2.
> The properties show Kubuntu Developers as the maintainer.
>
> Won't this install an older version than the 4.5 SDK, and end up with mixed
> versions of libraries etc?
>
> Thanks for your help!
> Judy
>
> -----Original Message-----
> From: JD Guzman [mailto:lostinthecode at googlemail.com]
> Sent: Friday, April 03, 2009 1:54 AM
> To: Judy Duncan
> Cc: qt-interest at trolltech.com
> Subject: Re: [Qt-interest] Installing 4.5 SDK on Linux
>
> Judy Duncan wrote:
> > Thanks so much Donal!
> >
> > That gets me closer.  Now when I try to compile the simplest "Hello
> > World" project, I get the output below.
> > The ld linker is complaining that it cannot find a library called
> > freetype, which is a font rendering engine.  When I use the Synaptic
> > Package Manager on my system I see a libfreetype6 and
> > libfreetype6-dev.  The libfreetype6 shows as already being installed.
> >
> > There is a libfreetype.so.6.3.18 in /usr/lib.  I tried adding this to
> > my path but I still get the same results.  Any suggestions?  (Sorry to
> > take your time with such trivial stuff)
> >
> > Thanks... Judy
> >
> > --- output from make ----
> > g++ -c -pipe -O2 -Wall -W -D_REENTRANT -DQT_NO_DEBUG -DQT_GUI_LIB
> > -DQT_CORE_LIB -DQT_SHARED -I../../qtsdk-2009.01/qt/mkspecs/linux-g++
> > -I. -I../../qtsdk-2009.01/qt/include/QtCore
> > -I../../qtsdk-2009.01/qt/include/QtGui
> > -I../../qtsdk-2009.01/qt/include -I. -I. -I. -o main.o main.cpp
> >
> > g++ -Wl,-O1 -Wl,-rpath,/home/judy/qtsdk-2009.01/qt/lib -o chap1-1
> > main.o    -L/home/judy/qtsdk-2009.01/qt/lib -lQtGui
> > -L/home/judy/qtsdk-2009.01/qt/lib -L/usr/X11R6/lib -pthread -lfreetype
> > -lgobject-2.0 -lSM -lICE -pthread -pthread -lXrender -lfontconfig
> > -lXext -lX11 -lQtCore -lm -pthread -lgthread-2.0 -lrt -lglib-2.0 -ldl
> > -lpthread
> > /usr/bin/ld: cannot find -lfreetype
> > collect2: ld returned 1 exit status
> > make: *** [chap1-1] Error 1
> > ----------------------------------------------------
> >
> > --- content of project file created by qmake --- TEMPLATE = app TARGET
> > = DEPENDPATH += .
> > INCLUDEPATH += .
> >
> > # Input
> > SOURCES += main.cpp
> > -------------------------------------
> >
> >
> >
> > ----------------------------------------------------------------------
> > --
> > *From:* Donal O'Connor [mailto:donaloconnor at gmail.com]
> > *Sent:* Thursday, April 02, 2009 5:15 PM
> > *To:* Judy Duncan
> > *Cc:* qt-interest at trolltech.com
> > *Subject:* Re: [Qt-interest] Installing 4.5 SDK on Linux
> >
> > Try
> >
> > $ sudo apt-get install build-essential
> >
> > You need g++ in your PATH environmental variable
> >
> > export PATH=$PATH:/path/to/g++ (it should usually be in /usr/bin/g++)
> >
> > On Fri, Apr 3, 2009 at 1:16 AM, Judy Duncan <jduncan at duncanimaging.com
> > <mailto:jduncan at duncanimaging.com>> wrote:
> >
> >     The new 4.5 SDK is a great starting point for someone new like
> >     myself, but it's confusing because the books and installation
> >     documentation were written before the SDK packaging.  Installing
> >     under Ubuntu 8.1, I downloaded the SDK bin file, made it
> >     executable, and ran it.  Qt Creator comes up fine, but the make
> >     files refer to g++ for CXX entry and when I try to do any of the
> >     examples from bash, the environment isn't correct.
> >
> >     Do I do all of the steps from the earlier install instructions...
> >     i.e. run the Configure script, build libraries??
> >     On this platform, gcc is recognized - but not g++.  How can I
> >     change this?
> >
> >     Thanks in advance,
> >     Judy
> >
> >     _______________________________________________
> >     Qt-interest mailing list
> >     Qt-interest at trolltech.com <mailto:Qt-interest at trolltech.com>
> >     http://lists.trolltech.com/mailman/listinfo/qt-interest
> >
> >
> > ----------------------------------------------------------------------
> > --
> >
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> >
> I had the same issues you are having and after adding a symbolic link for
> the freetype lib it said it couldn't find gobject.  Rather than going
> through and trying to resolve these errors one by one I suspected that it
> was an install issue and reverted to trying to install Qt through the
> package manager.  Now everything works fine.
>
> If you would like to try this on your machine you can find a qt-dev-tools
> package in the package manager as well as creator, designer, and the doc
> browser.  Picking those should install everything you need.
>
> Cheers
>
> JD
>
>
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