Re: [ROOT] Problem with the new win32gcc target

From: buskulic@lapp.in2p3.fr
Date: Sat Apr 26 2003 - 18:56:01 MEST


Hi Rene,

Ok, I'll try without cernlib (if the option exists) since I don't need it right now. 
thanks anyway.

Damir

> Hi Damir,
> 
> What you observe is correct. To build h2root, g2root, you need
> a version of CERNLIB compiled with gcc/g77. You cannot use the 
version
> compiled with MS fortran. This requires a bit more work.
> 
> The win32gcc is a very interesting option (thanks Axel).
> It is nearly compatible with Linux (you can use gcc3.2, X11, etc).
> On my laptop, I have a dual boot system (thanks Fons) with Linux
> and Windows/XP with CYGWIN/gcc. I can run all the options
>  -native win32
>  -native win32gdk
>  -cygwin/gcc3.2
> 
>  I see that all ROOT benchmarks using gcc3.2 run at the same speed 
as
>  on native Linux. The I/O benchmarks like stress run much better (nearly
>  a factor 2!) than under MS win32. I am currently running more tests
>  to understand why.
> 
>  This option looks potentially attractive because it has the advantages
>  of Linux and Windows combined in an efficient way.
> 
>  Rene Brun
> 
> 
> On 
> Fri, 25 
> Apr 2003, Damir Buskulic wrote:
> 
> > Hi,
> > 
> > I tried to compile root on Windows (Me) with the yet unanounced 
win32gcc
> > target. But I didn't succeed. Here are the steps I took :
> > 
> > - install cygwin in it's full glory (with xfree+gcc+...) from the web
> > - download and prepare the root sources
> > - set up the environment variables as described for windows
> > - try to do "make". It ends up at the first call of depend.sh with
> > 
> > build/unix/depend.sh main/src/h2root.d "-pipe -Wall 
-Woverloaded-virtual
> > -D_DLL -Iinclude -I/usr/X11R6/include" main/src/h2root.cxx >
> > main/src/h2root.d
> > 
> > Does anyone has ideas about what is going on ? or is it too early to try
> > without clear instructions ?
> > 
> > Cheers
> > 
> > Damir
> > 
> > 
=========================================================
============
> > | Damir Buskulic                  | Universite de Savoie/LAPP       |
> > |                                 | Chemin de Bellevue, B.P. 110    |
> > | Tel : +33 (0)450091600          | F-74941 Annecy-le-Vieux Cedex   |
> > | e-mail: buskulic@lapp.in2p3.fr  | FRANCE                          |
> > 
=========================================================
============
> > mailto:buskulic@lapp.in2p3.fr
> > 
> 
> 


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