Re: gfortran vs g77

Thanks, mod now in cvs.

Cheers, Fons.

Stefano Piano wrote:
> Dear Fons,
>
> I updated my linux distro, which is a Gentoo Linux on i686 cpu (Intel
> T7400) with gcc version 4.1.1 (Gentoo 4.1.1-r3) and gfortran version 4.1.1.
>
> I recompiled the blas, lapack and cernlib libraries (2005)
> with gfortran.
>
> In order to be able to compile root (head version 5.15/01)
> I added the following fortran libraries to Makefile.linux:
>
> F77LIBS = -lgfortran -lgfortranbegin -lnsl
>
> instead of
> F77LIBS = -lnsl
>
> Without them I obtain a lot of unresolved symbols
> of gfortran libraries and the compilation fails.
>
> Cheers,
> Stefano
>
> Fons Rademakers wrote:

>> I've fixed this in config/Makefile.linux.
>>
>> Cheers, Fons.
>>
>>
>> Roger Mason wrote:
>>> Hello Peter,
>>>
>>> Peter Skensved <peter_at_jay.phy.queensu.ca> writes:
>>>
>>>>> How do I enable gfortran?
>>>>>
>>>> 47,53c47,56
>>>> < F77           = g77
>>>> < F77FLAGS      = -fPIC
>>>> < ifneq ($(shell $(F77) -print-file-name=libg2c.so),libg2c.so)
>>>> < F77LIBS      := $(shell $(F77) -print-file-name=libg2c.so) -lnsl
>>>> < else
>>>> < F77LIBS      := $(shell $(F77) -print-file-name=libg2c.a) -lnsl
>>>> < endif
>>>> ---
>>>>> F77           = gfortran
>>>>> F77FLAGS      = -fPIC -std=legacy
>>>>> F77LIBS       = -lnsl
>>>>> F77LD         = gfortran
>>>>>
>>>>> #ifneq ($(shell $(F77) -print-file-name=libg2c.so),libg2c.so)
>>>>> #F77LIBS      := $(shell $(F77) -print-file-name=libg2c.so) -lnsl
>>>>> #else
>>>>> #F77LIBS      := $(shell $(F77) -print-file-name=libg2c.a) -lnsl
>>>>> #endif
>>> Yes, that seems to have worked, at least the configure step did not
>>> complain.  I seem to have a problem with one of the demo programs
>>> crashing root, but I'll start another thread on that.
>>>
>>> Thanks for your help,
>>>
>>> Roger
>>>

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