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# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)

from spack import *


class Grace(AutotoolsPackage):
    """Grace is a WYSIWYG 2D plotting tool for the X Window System and M*tif."""

    homepage = "http://plasma-gate.weizmann.ac.il/Grace"
    # The main site (ftp://plasma-gate.weizmann.ac.il/pub/grace/)
    # is currently unavailable so we use one of the mirrors instead.
    url      = "ftp://ftp.fu-berlin.de/unix/graphics/grace/src/grace5/grace-5.1.25.tar.gz"

    maintainers = ['RemiLacroix-IDRIS']

    version('5.1.25', sha256='751ab9917ed0f6232073c193aba74046037e185d73b77bab0f5af3e3ff1da2ac')

    depends_on('libx11')
    depends_on('libxext')
    depends_on('libxmu')
    depends_on('libxp')
    depends_on('libxt')
    depends_on('libice')
    depends_on('libsm')
    depends_on('motif')
    depends_on('jpeg')
    depends_on('libpng')
    depends_on('fftw@2:2.999')
    depends_on('netcdf-c')

    def patch(self):
        # Spack's FFTW2 has prefixed headers so patch the code accordingly.
        # We are not patching "ac-tools/aclocal.m4" since it is not needed
        # currently and would require to run "autoreconf".
        filter_file('<fftw.h>', '<dfftw.h>',
                    'configure', 'src/fourier.c')

    def configure_args(self):
        args = []
        args.append('--with-fftw')
        # Spack's FFTW2 has prefixed libraries
        args.append('--with-fftw-library=-ldfftw')
        for driver in ['jpeg', 'png']:
            args.append('--enable-{0}drv'.format(driver))
        args.append('--enable-netcdf')
        return args

    def setup_run_environment(self, env):
        # Grace installs a subfolder in the prefix directory
        # so we account for that...
        env.prepend_path('PATH', self.prefix.grace.bin)