nag.py
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from __future__ import division, absolute_import, print_function
import sys
import re
from numpy.distutils.fcompiler import FCompiler
compilers = ['NAGFCompiler', 'NAGFORCompiler']
class BaseNAGFCompiler(FCompiler):
version_pattern = r'NAG.* Release (?P<version>[^(\s]*)'
def version_match(self, version_string):
m = re.search(self.version_pattern, version_string)
if m:
return m.group('version')
else:
return None
def get_flags_linker_so(self):
return ["-Wl,-shared"]
def get_flags_opt(self):
return ['-O4']
def get_flags_arch(self):
return ['']
class NAGFCompiler(BaseNAGFCompiler):
compiler_type = 'nag'
description = 'NAGWare Fortran 95 Compiler'
executables = {
'version_cmd' : ["<F90>", "-V"],
'compiler_f77' : ["f95", "-fixed"],
'compiler_fix' : ["f95", "-fixed"],
'compiler_f90' : ["f95"],
'linker_so' : ["<F90>"],
'archiver' : ["ar", "-cr"],
'ranlib' : ["ranlib"]
}
def get_flags_linker_so(self):
if sys.platform == 'darwin':
return ['-unsharedf95', '-Wl,-bundle,-flat_namespace,-undefined,suppress']
return BaseNAGFCompiler.get_flags_linker_so(self)
def get_flags_arch(self):
version = self.get_version()
if version and version < '5.1':
return ['-target=native']
else:
return BaseNAGFCompiler.get_flags_arch(self)
def get_flags_debug(self):
return ['-g', '-gline', '-g90', '-nan', '-C']
class NAGFORCompiler(BaseNAGFCompiler):
compiler_type = 'nagfor'
description = 'NAG Fortran Compiler'
executables = {
'version_cmd' : ["nagfor", "-V"],
'compiler_f77' : ["nagfor", "-fixed"],
'compiler_fix' : ["nagfor", "-fixed"],
'compiler_f90' : ["nagfor"],
'linker_so' : ["nagfor"],
'archiver' : ["ar", "-cr"],
'ranlib' : ["ranlib"]
}
def get_flags_debug(self):
version = self.get_version()
if version and version > '6.1':
return ['-g', '-u', '-nan', '-C=all', '-thread_safe',
'-kind=unique', '-Warn=allocation', '-Warn=subnormal']
else:
return ['-g', '-nan', '-C=all', '-u', '-thread_safe']
if __name__ == '__main__':
from distutils import log
log.set_verbosity(2)
from numpy.distutils import customized_fcompiler
compiler = customized_fcompiler(compiler='nagfor')
print(compiler.get_version())
print(compiler.get_flags_debug())