SCons / test / LoadableModule.py

Steven Knight b03b849 












































William Deegan 7d4a87c 
Steven Knight b03b849 
Greg Noel 37a5987 
Steven Knight b03b849 






Steven Knight a757ca8 
Steven Knight b03b849 





Steven Knight c73534c 
Steven Knight b03b849 













Steven Knight c73534c 
Steven Knight b03b849 
Steven Knight c73534c 








Steven Knight b03b849 
Steven Knight c73534c 
Steven Knight b03b849 


Steven Knight a757ca8 
Steven Knight b03b849 
Steven Knight a757ca8 
Steven Knight b03b849 

Greg Noel 450d604 
Steven Knight b03b849 




Greg Noel 35a2dc7 






Steven Knight b03b849 




Steven Knight a757ca8 
Steven Knight b03b849 


Steven Knight 9aa3f9a 




#!/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__"

import os
import sys

import TestCmd
import TestSCons

dll_ = TestSCons.dll_
_dll = TestSCons._dll

test = TestSCons.TestSCons()

# Some systems apparently need -ldl on the link line, others don't.
no_dl_lib = "env.Program(target = 'dlopenprog', source = 'dlopenprog.c')"
use_dl_lib = "env.Program(target = 'dlopenprog', source = 'dlopenprog.c', LIBS=['dl'])"

dlopen_line = {
    'darwin' : no_dl_lib,
    'freebsd4' : no_dl_lib,
    'linux2' : use_dl_lib,
    'linux3' : use_dl_lib,
}
platforms_with_dlopen = list(dlopen_line.keys())

test.write('SConstruct', """
env = Environment()
# dlopenprog tries to dynamically load foo1 at runtime using dlopen().
env.LoadableModule(target = 'foo1', source = 'f1.c')
""" + dlopen_line.get(sys.platform, ''))


test.write('f1.c', r"""
#include <stdio.h>

void
f1(void)
{
        printf("f1.c\n");
        fflush(stdout);
}
""")

dlopenprog = r"""
#include <errno.h>
#include <stdio.h>
#include <dlfcn.h>

extern int errno;

int
main(int argc, char *argv[])
{
        argv[argc++] = "--";
        void *foo1_shobj = dlopen("__foo1_name__", RTLD_NOW);
        if(!foo1_shobj){
          printf("Error loading foo1 '__foo1_name__' library at runtime, exiting.\n");
          printf("%d\n", errno);
          perror("");
          return -1;
        }
        void (*f1)() = dlsym(foo1_shobj, "f1\0");
        (*f1)();
        printf("dlopenprog.c\n");
        dlclose(foo1_shobj);
        return 0;
}
"""

# Darwin dlopen()s a bundle named "foo1",
# other systems dlopen() a traditional libfoo1.so file.
foo1_name = {'darwin' : 'foo1'}.get(sys.platform[:6], dll_+'foo1'+_dll)

test.write('dlopenprog.c',
           dlopenprog.replace('__foo1_name__', foo1_name))

test.run(arguments = '.',
         stderr=TestSCons.noisy_ar,
         match=TestSCons.match_re_dotall)

# TODO: Add new Intel-based Macs?  Why are we only picking on Macs?
#if sys.platform.find('darwin') != -1:
#    test.run(program='/usr/bin/file',
#             arguments = "foo1",
#             match = TestCmd.match_re,
#             stdout="foo1: Mach-O bundle (ppc|i386)\n")
# My laptop prints "foo1: Mach-O 64-bit bundle x86_64"

if sys.platform in platforms_with_dlopen:
    os.environ['LD_LIBRARY_PATH'] = test.workpath()
    test.run(program = test.workpath('dlopenprog'),
             stdout = "f1.c\ndlopenprog.c\n")
                 


test.pass_test()

# Local Variables:
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# indent-tabs-mode:nil
# End:
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