"""SCons.Tool.sunf90

Tool-specific initialization for sunf90, the Sun Studio F90 compiler.

There normally shouldn't be any need to import this module directly.
It will usually be imported through the generic SCons.Tool.Tool()
selection method.

"""

#
# __COPYRIGHT__
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# The above copyright notice and this permission notice shall be included
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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

import SCons.Util

from .FortranCommon import add_all_to_env

compilers = ['sunf90', 'f90']

def generate(env) -> None:
    """Add Builders and construction variables for sun f90 compiler to an
    Environment."""
    add_all_to_env(env)

    fcomp = env.Detect(compilers) or 'f90'
    env['FORTRAN']  = fcomp
    env['F90']      = fcomp

    env['SHFORTRAN']  = '$FORTRAN'
    env['SHF90']      = '$F90'

    env['SHFORTRANFLAGS'] = SCons.Util.CLVar('$FORTRANFLAGS -KPIC')
    env['SHF90FLAGS'] = SCons.Util.CLVar('$F90FLAGS -KPIC')

def exists(env):
    return env.Detect(compilers)

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