configure.in

# Copyright (C) 2000 Matt Newville <newville@cars.uchicago.edu>
#
# This file is free software; the author gives unlimited permission 
# to copy and/or distribute it, with or without modifications, as 
# long as this notice is preserved.
#
AC_INIT(ifeffit, 1.2.10, newville@cars.uchicago.edu)
AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE(ifeffit,1.2.10)
AC_PROG_CC(gcc cc )
AC_PROG_CPP(gcc cc)
## AC_PROG_F77(gfortran g77 g95 f77 f90)

AC_ISC_POSIX
AC_HEADER_STDC
AC_PROG_RANLIB
AC_INCLUDES_DEFAULT

AC_PATH_PROGS(PERL,   perl perl5 perl5.8 perl5.6 perl5.005, NO_PERL )
AC_PATH_PROGS(PYTHON, python python2 python2.5 python2.4 python2.3 python2.2 python2.1, NO_PYTHON)

AC_CONFIG_SUBDIRS(readline) 

################################
FCLIST='gfortran g77 g95 f77 f90 xlf'
AC_ARG_WITH(fortran, 
            [ --with-fortran=compiler specify fortran compiler g77 g95 gfortran],  
	    [if test "$withval"; then  FCLIST=$withval; fi])

AC_PROG_F77($FCLIST)
AC_F77_LIBRARY_LDFLAGS


################################
# get terminal capabilities library (typically -L/usr/lib -lncurses)

TERMCAP_LIB=`$SHELL ./iconf_term`
AC_ARG_WITH(termcap-link, 
            [  --with-termcap-link=libraries to use for linking terminal capabilities],  
	    [if test "$withval" ; then TERMCAP_LIB=$withval;  fi])

AC_SUBST(TERMCAP_LIB)

################################
# test selected memory size
ARRSIZE=large
AC_ARG_WITH(arraysize, 
            [  --with-arraysize=size  specify array size:  tiny,small,medium,large,huge],  
	    [if test "$withval" = no; then  
               ARRSIZE=large; 
            else     
               ARRSIZE=$withval;
            fi])
AC_SUBST(ARRSIZE)
##
##
VERSION=`$SHELL ./iconf_iff $prefix $ARRSIZE $PACKAGE $ac_default_prefix `

## simple script to fix bad ordering of FLIBS with gcc

MN_FLIBS=`$SHELL ./iconf_flib  "$FLIBS"`

AC_MSG_RESULT([===  Fortran LIBS: $MN_FLIBS])

AC_SUBST(MN_FLIBS)

# tests for PGPLOT

pgdir=''
use_pgplot=true
pwd=`pwd`
PGPLOT_LIBS="$pwd/src/pgstub/libnopgplot.a";
AC_ARG_WITH(pgplot, [  --with-pgplot=dir       specify directory of libpgplot.a],
     [if test "$withval" = no; then  
           use_pgplot=false ; pgdir=''; 
      else 
           use_pgplot=true  ; pgdir=$withval ; 
      fi],  use_pgpglot=true)

# use test_plot script to test PGPLOT install
if $use_pgplot; then  PGPLOT_LIBS=`$SHELL ./iconf_pgplot $pgdir`; fi


# or specify full link argument!!
AC_ARG_WITH(pgplot-link, 
            [  --with-pgplot-link=link      specify all libraries for PGPLOT linking],
            [if test "$withval" ; then 
                use_pgplot=true; PGPLOT_LIBS=$withval; fi],  use_pgpglot=true)

AC_MSG_RESULT([will link to PGPLOT using $PGPLOT_LIBS])
AC_SUBST(use_pgplot)
AC_SUBST(PGPLOT_LIBS)
AC_SUBST(pgdir)
################################


# AC_CONFIG_SUBDIRS(fortran/f2c fortran/libf2c readline)
#          fortran/Makefile f2c_comp 
#          readline/Makefile

AC_OUTPUT([src/Makefile
	  src/pgstub/Makefile  
	  src/cldata/Makefile 
	  src/fefftab/Makefile 
          src/lib/Makefile 
 	  src/cmdline/Makefile 
          src/autobk/Makefile
          src/feffit/Makefile
          src/diffkk/Makefile
	  src/test/Makefile 
	  src/feff6/Makefile
          Makefile ])

# $SHELL ./config.status

AC_MSG_RESULT([===])
AC_MSG_RESULT([===  $PACKAGE $VERSION Configuration Results:])
if $use_pgplot ; then
   AC_MSG_RESULT([===  linking to PGPLOT with: $PGPLOT_LIBS]) ; 
else
   AC_MSG_RESULT([===  WARNING: Plotting will not work!]) ;
fi

if  test "$TERMCAP_LIB" = "-L -l" ;  then
   AC_MSG_RESULT([===])
   AC_MSG_RESULT([===  could not find TERMCAP Libraries : 'make' will fail.]) ; 
   AC_MSG_RESULT([===])
   AC_MSG_RESULT([===  Please set TERMCAP_LIB in src/cmdline/Makefile or use the])
   AC_MSG_RESULT([===  --termcap-link argument before running make])
else
   AC_MSG_RESULT([===  using TERMCAP_LIB   $TERMCAP_LIB]);
   AC_MSG_RESULT([===])
   AC_MSG_RESULT([===  ready for next step: type 'make' then 'make install'])
fi