[Octave-bug-tracker] [bug #44367] configure: Improve error handling when missing Fortran compiler

[Claudius Zingerli]

URL:
  <http://savannah.gnu.org/bugs/?44367>

                 Summary: configure: Improve error handling when missing
Fortran compiler
                 Project: GNU Octave
            Submitted by: zeuz
            Submitted on: Wed 25 Feb 2015 03:26:47 PM GMT
                Category: Configuration and Build System
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Build Failure
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: dev
        Operating System: Any

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Details:

The current configure script fails indirectly if there is no Fortran
compiler:

./configure
[...]
checking for gfortran... no
checking whether we are using the GNU Fortran 77 compiler... no
checking whether  accepts -g... no
checking for g77... no
checking for xlf... no
checking for f77... no
checking for frt... no
checking for pgf77... no
checking for cf77... no
checking for fort77... no
checking for fl32... no
checking for af77... no
checking for xlf90... no
checking for f90... no
checking for pgf90... no
checking for pghpf... no
checking for epcf90... no
checking for gfortran... no
checking for g95... no
checking for xlf95... no
checking for f95... no
checking for fort... no
checking for ifort... no
checking for ifc... no
checking for efc... no
checking for pgf95... no
checking for lf95... no
checking for ftn... no
checking whether we are using the GNU Fortran 77 compiler... (cached) no
checking whether  accepts -g... (cached) no
checking how to get verbose linking output from ... configure: WARNING:
compilation failed

checking for Fortran 77 libraries of ... 
checking for dummy main to link with Fortran 77 libraries... none
checking for Fortran 77 name-mangling scheme... configure: error: in
`/home/zeuz/octave':
configure: error: cannot compile a simple Fortran program
See `config.log' for more details.



This fix changes the error to:


checking for gfortran... no
checking whether we are using the GNU Fortran 77 compiler... no
checking whether  accepts -g... no
checking for g77... no
checking for xlf... no
checking for f77... no
checking for frt... no
checking for pgf77... no
checking for cf77... no
checking for fort77... no
checking for fl32... no
checking for af77... no
checking for xlf90... no
checking for f90... no
checking for pgf90... no
checking for pghpf... no
checking for epcf90... no
checking for gfortran... no
checking for g95... no
checking for xlf95... no
checking for f95... no
checking for fort... no
checking for ifort... no
checking for ifc... no
checking for efc... no
checking for pgf95... no
checking for lf95... no
checking for ftn... no
checking whether we are using the GNU Fortran 77 compiler... (cached) no
checking whether  accepts -g... (cached) no
checking if we have some usable Fortran compiler...... no
configure: error: No Fortran compiler found






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File Attachments:


-------------------------------------------------------
Date: Wed 25 Feb 2015 03:26:47 PM GMT  Name: fortran-missing.diff  Size: 869B 
 By: zeuz

<http://savannah.gnu.org/bugs/download.php?file_id=33183>

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