# HG changeset patch
# User Claudius Zingerli <czingerl@gmail.com> (edited by Jordi Gutiérrez Hermoso <jordigh@octave.org>)
# Date 1424877825 -3600
# Node ID e8ccfc5d892be91036c4c9a3f60ee18aa220fb9d
# Parent  734a77207e2e0ccd51157ffe7293b101b71eb949
Improved configure error handling when missing Fortran compiler (bug #44367)

* configure.ac: Check if there is no Fortran compiler, and emit an
  appropriate error message.

diff -r 734a77207e2e -r e8ccfc5d892b configure.ac
--- a/configure.ac	Wed Feb 25 12:04:01 2015 -0500
+++ b/configure.ac	Wed Feb 25 16:23:45 2015 +0100
@@ -615,6 +615,15 @@
   AC_MSG_ERROR([g77 is not a supported Fortran compiler.  Select another compiler by setting the environment variable F77 and re-running configure.])
 fi
 
+AC_MSG_CHECKING([if we have a usable Fortran compiler])
+if test x"$F77" = x""; then
+  AC_MSG_RESULT(no)
+  AC_MSG_ERROR(No Fortran compiler found)
+else
+  AC_MSG_RESULT(yes)
+fi
+
+
 ## Determine calling conventions for Fortran compiler
 AC_F77_LIBRARY_LDFLAGS
 AC_F77_DUMMY_MAIN