"""SCons.Tool.sunlink

Tool-specific initialization for the Sun Solaris (Forte) linker.

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 (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 The SCons Foundation
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# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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__revision__ = "src/engine/SCons/Tool/sunlink.py 5134 2010/08/16 23:02:40 bdeegan"

import os
import os.path

import SCons.Util

import link

ccLinker = None

# search for the acc compiler and linker front end

try:
    dirs = os.listdir('/opt')
except (IOError, OSError):
    # Not being able to read the directory because it doesn't exist
    # (IOError) or isn't readable (OSError) is okay.
    dirs = []

for d in dirs:
    linker = '/opt/' + d + '/bin/CC'
    if os.path.exists(linker):
        ccLinker = linker
        break

def generate(env):
    """Add Builders and construction variables for Forte to an Environment."""
    link.generate(env)
    
    env['SHLINKFLAGS'] = SCons.Util.CLVar('$LINKFLAGS -G')

    env.Append(LINKFLAGS=['$__RPATH'])
    env['RPATHPREFIX'] = '-R'
    env['RPATHSUFFIX'] = ''
    env['_RPATH'] = '${_concat(RPATHPREFIX, RPATH, RPATHSUFFIX, __env__)}'

def exists(env):
    return ccLinker

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