Re: [Help-gsl] compiling gsl what does -MT -MD -MP -MF mean

[Peter Johansson]

On 05/21/2012 01:49 AM, luxInteg wrote:
> Greetings
>
> When  I compile gsl-1.15 on by  linux box   I have lines like these in the
> output:-
> /bin/sh ../libtool --tag=CC   --mode=compile gcc -DHAVE_CONFIG_H -I. -I.. -I..
> -O3 -fexceptions -m64 -fPIC -MT init2d.lo -MD -MP -MF
>
> I  want to know what the (M switches) i.e. -MT -MD -MP -MF   mean.  I have
> looked at the man pages of  libtool
> ( http://www.manpagez.com/man/1/libtool/)
> and of the gcc,   and a few other places and found  no explanation for the -MT
> -MD -MP -MF.
http://gcc.gnu.org/onlinedocs/gcc-4.4.0/gcc/Preprocessor-Options.html


Cheers,
Peter