configure.ac

dnl Process this file with autoconf to produce a new configure script if it has changed. 
dnl ------------------------------------------------------------------------------------

# non-affective change to see if it fires off a new build immediately.

AC_INIT(README.md)

AC_MSG_CHECKING([ADMIT config])

ADMIT="`pwd`"
AC_SUBST(ADMIT)

EDIT_MSG="Do not edit this file, it has been generated via configure in ADMIT `python admit/version.py`"
AC_SUBST(EDIT_MSG)

dnl A dummy matplotlibbackend.py, should be using --with-backend=Agg or so
dnl touch lib/matplotlibbackend.py

# Check if there is a CASA installation in the path. - ignoring $CASAPATH for now
# We are assuming casa-config means that casa is there as well.
AC_PATH_PROG(CASAPY_LOC, casa-config,[])
if test "x${CASAPY_LOC}" != "x"; then
    CASA_ROOT=$(casa-config --prefix)
    AC_MSG_NOTICE([Found CASA in $CASA_ROOT])
fi

# Using CRB1, CRB2 and CRB3 for possible PATH elements.  Repeat if fewer needed
# uname -s = Linux:   CASA_ROOT/bin    and CASA_ROOT/lib/casa/bin
# uname -s = Darwin:  CASA_ROOT/MacOS 

# Check if they gave -with-casa-root (and it was valid)
AC_ARG_WITH([casa-root],
           AC_HELP_STRING([--with-casa-root=DIR],[directory containing CASA installation]),
[
    case "$with_casa_root" in
        yes|no|'')
        AC_MSG_RESULT([failed,])
        AC_MSG_ERROR([--with-casa-root requires an argument])
        ;;
        *)
        with_casa_root_src="command line"
        ;;
    esac
    AC_MSG_CHECKING([CASA in $with_casa_root ($with_casa_root_src)])
    if test ! -d "$with_casa_root/data/alma"; then
        AC_MSG_ERROR([$with_casa_root does not appear to be a valid CASA installation.1])
    else 
        AC_MSG_RESULT([$with_casa_root appears to be a valid CASA installation.1])
        AC_SUBST([CASA_ROOT],[$with_casa_root])
    fi
],[
    for casaroot in /Applications/CASA.app/Contents/ /home/casa/packages/ /astromake/opt/casa/; do
    	if test -d $casaroot; then
	    AC_MSG_NOTICE([Found a casa-root in or below $casaroot])
	fi
    done
    if test "x$CASA_ROOT" = "x"; then
        AC_MSG_WARN([CASA not found and --with-casa-root not given])
        with_casa_root=""
    else
        # Finally, check if CASA_ROOT environment variable was defined
        with_casa_root="$CASA_ROOT"
        with_casa_root_src="CASA_ROOT environment variable"
        AC_MSG_CHECKING([CASA in $with_casa_root ($with_casa_root_src)])
        if test ! -d "$with_casa_root/data/alma"; then
            AC_MSG_ERROR([$with_casa_root does not appear to be a valid CASA installation.2])
        else 
            AC_MSG_RESULT([$with_casa_root appears to be a valid CASA installation.2])
        fi
        with_casa_root=`cd $with_casa_root; pwd`
    fi
])

AC_SUBST([CASA_ROOT],[$with_casa_root])
AC_MSG_NOTICE([Using $CASA_ROOT ($with_casa_root_src)])

uname_s="`uname -s`"
case "$uname_s" in
  Linux|linux)
  CRB1=bin
  CRB2=lib/casa/bin
  CRB3=""
  TCLTK=share
  ;;
  Darwin|darwin)
  CRB1=MacOS
  CRB2=darwin/bin
  CRB3=Macos
  TCLTK=Resources	
  ;;
  *)
esac
AC_SUBST(CRB1)
AC_SUBST(CRB2)
AC_SUBST(CRB3)
AC_SUBST(TCLTK)

# Check if they gave -with-testdata (and it was valid)
AC_ARG_WITH([testdata],
           AC_HELP_STRING([--with-testdata=DIR],[directory containing ADMIT testdata]),
[
    case "$with_testdata" in
        yes|no|'')
        AC_MSG_RESULT([failed,])
        AC_MSG_ERROR([--with-testdata requires an argument])
        ;;
        *)
        with_testdata_src="command line"
        ;;
    esac
    AC_MSG_CHECKING([DATA in $with_testdata ($with_testdata_src)])
    if test ! -d "$with_testdata"; then
        AC_MSG_ERROR([$with_testdata does not appear to be a valid directory.])
    else 
        AC_MSG_RESULT([$with_testdata appears to be a valid directory.])
        AC_SUBST([TESTDATA],[$with_testdata])
        ln -s $with_testdata testdata
    fi
])


AC_CHECK_PROG(HAVE_SPHINX, sphinx-build, yes)
if test "x$HAVE_SPHINX" = "x"; then
        AC_MSG_WARN([Sphinx not found -- You will not be able to build documentation.])
fi

####################################
#@todo check Sphinx version >=1.3.2
####################################

# Check for dot.  Assume that the dot in $path is the correct program!
# @TODO get a more sophisticated test for this.
AC_CHECK_PROG(HAVE_DOT, dot, yes)
if test "x$HAVE_DOT" = "x"; then
        AC_MSG_WARN([dot not found -- You won't be able to display workflows.])
fi

# put these in a single AC_OUTPUT command so config.status is not
# called multiple times.
AC_OUTPUT([admit_start.csh admit_start.sh runadmit])