#!/usr/bin/env python
#
# __COPYRIGHT__
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# permit persons to whom the Software is furnished to do so, subject to
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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

"""
Verify that we expect the .py file created by the -python flag to be in
the same subdirectory as the taget.
"""

import os
import sys

import TestSCons

# swig-python expects specific filenames.
# the platform specific suffix won't necessarily work.
if sys.platform == 'win32':
    _dll = '.dll'
else:
    _dll   = '.so'

test = TestSCons.TestSCons()

test.subdir('sub')

swig = test.where_is('swig')
if not swig:
    test.skip_test('Can not find installed "swig", skipping test.\n')

python, python_include, python_libpath, python_lib = \
             test.get_platform_python_info()
Python_h = os.path.join(python_include, 'Python.h')
if not os.path.exists(Python_h):
    test.skip_test('Can not find %s, skipping test.\n' % Python_h)

# handle testing on other platforms:
ldmodule_prefix = '_'

# On Windows, build a 32-bit exe if on 32-bit python.
if sys.platform == 'win32' and sys.maxsize <= 2**32:
    swig_arch_var="TARGET_ARCH='x86',"
else:
    swig_arch_var=""

test.write('SConstruct', """
env = Environment(SWIGFLAGS='-python',
                  %(swig_arch_var)s
                  CPPPATH=['%(python_include)s/'],
                  LDMODULEPREFIX='%(ldmodule_prefix)s',
                  LDMODULESUFFIX='%(_dll)s',
                  SWIG=r'%(swig)s',
                  LIBPATH=[r'%(python_libpath)s'],
                  LIBS='%(python_lib)s'
                  )

env.LoadableModule('sub/_foo',
                   ['sub/foo.i', 'sub/foo.c'],
                   LDMODULEPREFIX='')
""" % locals())

test.write(['sub', 'foo.i'], """\
%module foo
%{
/* Put header files here (optional) */
/*
 * This duplication shouldn't be necessary, I guess, but it seems
 * to suppress "cast to pointer from integer of different size"
 * warning messages on some systems.
 */
extern char *foo_string();
%}

extern char *foo_string();
""")

test.write(['sub', 'foo.c'], """\
char *
foo_string()
{
    return "This is foo.c!";
}
""")

test.run(arguments = '.')

test.up_to_date(options = '--debug=explain', arguments = '.')

test.pass_test()

# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
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