On 25/07/18 15:09, Sergey Shcherbina wrote:
> Hi!
>
> My short answers on your questions.
>
> Q: Have you clean up the old version ?
>
> A: No, I haven't cleaned up old version.
>
> Q: Is a system wide or a HOME installation ?
>
> A: It is a system wide. I found the libs of new GSL version here :
>
> /usr/local/lib
> libgsl.a libgsl.la libgsl.so libgsl.so.23 libgsl.so.23.1.0 libgslcblas.a
> libgslcblas.la libgslcblas.so libgslcblas.so.0 libgslcblas.so.0.0.0
> pkgconfig
>
> All new files with extention *.h are here - /usr/local/include/gsl
>
> A: But old version is saved too.
>
> You are fully right - it is a competition between different installed
> versions of GSL.
>
> How abput to use old or new versions if to change the the paths for include
> files in different gcc ?
just get ride of the old version:
my understanding is that GSL is backward compatible.
>
> Instead
>
> #include <stdio.h>
> #include <stdlib.h>
> #include <gsl/gsl_filter.h>
>
> to use next variants:
>
> #include </usr/local/include/gsl/gsl_filter.h>
this is really a bad idea
>
> or and to add a new PATH for gcc:
>
> usr/bin/gcc -Wall `pkg-config --cflags --libs plplot` -I/usr/local/include -c
> $1
>
> /usr/bin/gcc -L/usr/lib -L/usr/local/lib ./$FirstOfile `pkg-config --cflags
> --libs plplot` -lgsl -lgslcblas -lm $(mysql_config --libs) -o ./$HeadOfInpFile
>
in this vain, you can use gsl-config : it should favour the /usr/local
installation.
But, the best idea by far is to remove the old version.
Jerome
>
> Thank you!
>
> Serge.
>
