mapnik/scons/scons-local-0.96.1/SCons/Tool/fortran.py
2006-01-31 23:09:52 +00:00

176 lines
7.1 KiB
Python

"""SCons.Tool.fortran
Tool-specific initialization for a generic Posix f77/f90 Fortran 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 (c) 2001, 2002, 2003, 2004 The SCons Foundation
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# 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.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
__revision__ = "/home/scons/scons/branch.0/baseline/src/engine/SCons/Tool/fortran.py 0.96.1.D001 2004/08/23 09:55:29 knight"
import re
import string
import SCons.Action
import SCons.Defaults
import SCons.Scanner.Fortran
import SCons.Tool
import SCons.Util
compilers = ['f95', 'f90', 'f77']
#
# Not yet sure how to deal with fortran pre-processor functions.
# Different compilers do this differently in modern fortran. Some still
# rely on the c pre-processor, some (like cvf, ivf) have their own
# pre-processor technology and use intermediary suffixes (.i90)
#
FortranSuffixes = [".f", ".for", ".ftn", ]
FortranPPSuffixes = ['.fpp', '.FPP']
upper_case = [".F", ".FOR", ".FTN"]
if SCons.Util.case_sensitive_suffixes('.f', '.F'):
FortranPPSuffixes.extend(upper_case)
else:
FortranSuffixes.extend(upper_case)
#
FortranScan = SCons.Scanner.Fortran.FortranScan("FORTRANPATH")
for suffix in FortranSuffixes + FortranPPSuffixes:
SCons.Defaults.ObjSourceScan.add_scanner(suffix, FortranScan)
#
def _fortranEmitter(target, source, env):
node = source[0].rfile()
if not node.exists() and not node.is_derived():
print "Could not locate " + str(node.name)
return ([], [])
mod_regex = """(?i)^\s*MODULE\s+(?!PROCEDURE)(\w+)"""
cre = re.compile(mod_regex,re.M)
# Retrieve all USE'd module names
modules = cre.findall(node.get_contents())
# Remove unique items from the list
modules = SCons.Util.unique(modules)
# Convert module name to a .mod filename
suffix = env.subst('$FORTRANMODSUFFIX')
modules = map(lambda x, s=suffix: string.lower(x) + s, modules)
for m in modules:
target.append(env.fs.File(m))
return (target, source)
def FortranEmitter(target, source, env):
target, source = _fortranEmitter(target, source, env)
return SCons.Defaults.StaticObjectEmitter(target, source, env)
def ShFortranEmitter(target, source, env):
target, source = _fortranEmitter(target, source, env)
return SCons.Defaults.SharedObjectEmitter(target, source, env)
class VariableListGenerator:
def __init__(self, *variablelist):
self.variablelist = variablelist
def __call__(self, env, target, source, for_signature):
for v in self.variablelist:
try: return env[v]
except KeyError: pass
return ''
#
FortranGenerator = VariableListGenerator('FORTRAN', 'F77', '_FORTRAND')
FortranFlagsGenerator = VariableListGenerator('FORTRANFLAGS', 'F77FLAGS')
FortranCommandGenerator = VariableListGenerator('FORTRANCOM', 'F77COM', '_FORTRANCOMD')
FortranPPCommandGenerator = VariableListGenerator('FORTRANPPCOM', 'F77PPCOM', '_FORTRANPPCOMD')
ShFortranGenerator = VariableListGenerator('SHFORTRAN', 'SHF77', 'FORTRAN', 'F77', '_FORTRAND')
ShFortranFlagsGenerator = VariableListGenerator('SHFORTRANFLAGS', 'SHF77FLAGS')
ShFortranCommandGenerator = VariableListGenerator('SHFORTRANCOM', 'SHF77COM', '_SHFORTRANCOMD')
ShFortranPPCommandGenerator = VariableListGenerator('SHFORTRANPPCOM', 'SHF77PPCOM', '_SHFORTRANPPCOMD')
#
FortranAction = SCons.Action.Action('$_FORTRANCOMG ')
FortranPPAction = SCons.Action.Action('$_FORTRANPPCOMG ')
ShFortranAction = SCons.Action.Action('$_SHFORTRANCOMG ')
ShFortranPPAction = SCons.Action.Action('$_SHFORTRANPPCOMG ')
def add_to_env(env):
"""Add Builders and construction variables for Fortran to an Environment."""
env['_FORTRANG'] = FortranGenerator
env['_FORTRANFLAGSG'] = FortranFlagsGenerator
env['_FORTRANCOMG'] = FortranCommandGenerator
env['_FORTRANPPCOMG'] = FortranPPCommandGenerator
env['_SHFORTRANG'] = ShFortranGenerator
env['_SHFORTRANFLAGSG'] = ShFortranFlagsGenerator
env['_SHFORTRANCOMG'] = ShFortranCommandGenerator
env['_SHFORTRANPPCOMG'] = ShFortranPPCommandGenerator
env['_FORTRANINCFLAGS'] = '$( ${_concat(INCPREFIX, FORTRANPATH, INCSUFFIX, __env__, RDirs)} $)'
env['FORTRANMODPREFIX'] = '' # like $LIBPREFIX
env['FORTRANMODSUFFIX'] = '.mod' # like $LIBSUFFIX
env['FORTRANMODDIR'] = '' # where the compiler should place .mod files
env['FORTRANMODDIRPREFIX'] = '' # some prefix to $FORTRANMODDIR - similar to $INCPREFIX
env['FORTRANMODDIRSUFFIX'] = '' # some suffix to $FORTRANMODDIR - similar to $INCSUFFIX
env['_FORTRANMODFLAG'] = '$( ${_concat(FORTRANMODDIRPREFIX, FORTRANMODDIR, FORTRANMODDIRSUFFIX, __env__)} $)'
env.AppendUnique(FORTRANSUFFIXES = FortranSuffixes + FortranPPSuffixes)
static_obj, shared_obj = SCons.Tool.createObjBuilders(env)
for suffix in FortranSuffixes:
static_obj.add_action(suffix, FortranAction)
shared_obj.add_action(suffix, ShFortranAction)
static_obj.add_emitter(suffix, FortranEmitter)
shared_obj.add_emitter(suffix, ShFortranEmitter)
for suffix in FortranPPSuffixes:
static_obj.add_action(suffix, FortranPPAction)
shared_obj.add_action(suffix, ShFortranPPAction)
static_obj.add_emitter(suffix, FortranEmitter)
shared_obj.add_emitter(suffix, ShFortranEmitter)
env['_FORTRANCOMD'] = '$_FORTRANG $_FORTRANFLAGSG $_FORTRANINCFLAGS $_FORTRANMODFLAG -c -o $TARGET $SOURCES'
env['_FORTRANPPCOMD'] = '$_FORTRANG $_FORTRANFLAGSG $CPPFLAGS $_CPPDEFFLAGS $_FORTRANINCFLAGS $_FORTRANMODFLAG -c -o $TARGET $SOURCES'
env['_SHFORTRANCOMD'] = '$_SHFORTRANG $_SHFORTRANFLAGSG $_FORTRANINCFLAGS $_FORTRANMODFLAG -c -o $TARGET $SOURCES'
env['_SHFORTRANPPCOMD'] = '$_SHFORTRANG $_SHFORTRANFLAGSG $CPPFLAGS $_CPPDEFFLAGS $_FORTRANINCFLAGS $_FORTRANMODFLAG -c -o $TARGET $SOURCES'
def generate(env):
import f77
import f90
import f95
f77.add_to_env(env)
f90.add_to_env(env)
f95.add_to_env(env)
add_to_env(env)
env['_FORTRAND'] = env.Detect(compilers) or 'f77'
def exists(env):
return env.Detect(compilers)