SCons / test / Fortran / link-with-cxx.py

#!/usr/bin/env python
#
# __COPYRIGHT__
#
# 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__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

"""
Verify the warnings message used when attempting to link C++ and
Fortran object files, and the ability to suppress them with the
right --warn= options.
"""

import re

import TestSCons

_python_ = TestSCons._python_

test = TestSCons.TestSCons(match = TestSCons.match_re)


test.write('test_linker.py', r"""
import sys
outfile = open(sys.argv[2], 'wb')
for infile in sys.argv[3:]:
    outfile.write(open(infile, 'rb').read())
outfile.close()
sys.exit(0)
""")


test.write('test_fortran.py', r"""
import sys
outfile = open(sys.argv[2], 'wb')
for infile in sys.argv[4:]:
    outfile.write(open(infile, 'rb').read())
outfile.close()
sys.exit(0)
""")


test.write('SConstruct', """
def copier(target, source, env):
    s = str(source[0])
    t = str(target[0])
    open(t, 'wb').write(open(s, 'rb').read())
env = Environment(CXX = r'%(_python_)s test_linker.py',
                  CXXCOM = Action(copier),
                  # We want to re-define this as follows (so as to
                  # not rely on a real Fortran compiler) but can't
                  # because $FORTRANCOM is defined with an extra space
                  # so it ends up as a CommandAction, not a LazyAction.
                  # Must look into changing that after 1.0 is out.
                  #FORTRANCOM = Action(copier))
                  FORTRAN = r'%(_python_)s test_fortran.py')
env.Program('prog1.exe', ['f1.cpp', 'f2.f'])
env.Program('prog2.exe', ['f1.cpp', 'f2.f'])
if ARGUMENTS.get('NO_LINK'):
    # Can remove no-deprecated when we drop Python1.5
    SetOption('warn', ['no-link', 'no-deprecated'])
if ARGUMENTS.get('NO_MIX'):
    # Can remove no-deprecated when we drop Python1.5
    SetOption('warn', ['no-fortran-cxx-mix', 'no-deprecated'])
""" % locals())

test.write('f1.cpp', "f1.cpp\n")
test.write('f2.f', "f2.f\n")

expect = ("""
scons: warning: Using \\$CXX to link Fortran and C\\+\\+ code together.
\tThis may generate a buggy executable if the '%s test_linker.py'
\tcompiler does not know how to deal with Fortran runtimes.
""" % re.escape(_python_)) + TestSCons.file_expr

test.run(arguments = '.', stderr=expect)

test.must_match('prog1.exe', "f1.cpp\nf2.f\n")
test.must_match('prog2.exe', "f1.cpp\nf2.f\n")

test.run(arguments = '-c .', stderr=expect)

test.must_not_exist('prog1.exe')
test.must_not_exist('prog2.exe')

test.run(arguments = '--warning=no-link .')

test.must_match('prog1.exe', "f1.cpp\nf2.f\n")
test.must_match('prog2.exe', "f1.cpp\nf2.f\n")

test.run(arguments = '-c .', stderr=expect)

test.must_not_exist('prog1.exe')
test.must_not_exist('prog2.exe')

test.run(arguments = '--warning=no-fortran-cxx-mix .')

test.must_match('prog1.exe', "f1.cpp\nf2.f\n")
test.must_match('prog2.exe', "f1.cpp\nf2.f\n")

test.run(arguments = '-c .', stderr=expect)

test.must_not_exist('prog1.exe')
test.must_not_exist('prog2.exe')

test.run(arguments = 'NO_LINK=1 .')

test.must_match('prog1.exe', "f1.cpp\nf2.f\n")
test.must_match('prog2.exe', "f1.cpp\nf2.f\n")

test.run(arguments = '-c .', stderr=expect)

test.must_not_exist('prog1.exe')
test.must_not_exist('prog2.exe')

test.run(arguments = 'NO_MIX=1 .')

test.must_match('prog1.exe', "f1.cpp\nf2.f\n")
test.must_match('prog2.exe', "f1.cpp\nf2.f\n")

test.pass_test()
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for ProjectModifiedEvent.java.
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.