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/*============================================================================
KWSys - Kitware System Library
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the License for more information.
============================================================================*/
#include "kwsysPrivate.h"
#include KWSYS_HEADER(DynamicLoader.hxx)
#include KWSYS_HEADER(ios/iostream)
#include KWSYS_HEADER(stl/string)
#if defined(__BEOS__) || defined(__HAIKU__)
#include <be/kernel/OS.h> /* disable_debugger() API. */
#endif
// Work-around CMake dependency scanning limitation. This must
// duplicate the above list of headers.
#if 0
# include "DynamicLoader.hxx.in"
# include "kwsys_ios_iostream.h.in"
# include "kwsys_stl_string.hxx.in"
#endif
// Include with <> instead of "" to avoid getting any in-source copy
// left on disk.
#include <testSystemTools.h>
static kwsys_stl::string GetLibName(const char* lname)
{
// Construct proper name of lib
kwsys_stl::string slname;
slname = EXECUTABLE_OUTPUT_PATH;
#ifdef CMAKE_INTDIR
slname += "/";
slname += CMAKE_INTDIR;
#endif
slname += "/";
slname += kwsys::DynamicLoader::LibPrefix();
slname += lname;
slname += kwsys::DynamicLoader::LibExtension();
return slname;
}
/* libname = Library name (proper prefix, proper extension)
* System = symbol to lookup in libname
* r1: should OpenLibrary succeed ?
* r2: should GetSymbolAddress succeed ?
* r3: should CloseLibrary succeed ?
*/
int TestDynamicLoader(const char* libname, const char* symbol, int r1, int r2, int r3)
{
kwsys_ios::cerr << "Testing: " << libname << kwsys_ios::endl;
kwsys::DynamicLoader::LibraryHandle l
= kwsys::DynamicLoader::OpenLibrary(libname);
// If result is incompatible with expectation just fails (xor):
if( (r1 && !l) || (!r1 && l) )
{
kwsys_ios::cerr
<< kwsys::DynamicLoader::LastError() << kwsys_ios::endl;
return 1;
}
kwsys::DynamicLoader::SymbolPointer f
= kwsys::DynamicLoader::GetSymbolAddress(l, symbol);
if( (r2 && !f) || (!r2 && f) )
{
kwsys_ios::cerr
<< kwsys::DynamicLoader::LastError() << kwsys_ios::endl;
return 1;
}
#ifndef __APPLE__
int s = kwsys::DynamicLoader::CloseLibrary(l);
if( (r3 && !s) || (!r3 && s) )
{
kwsys_ios::cerr
<< kwsys::DynamicLoader::LastError() << kwsys_ios::endl;
return 1;
}
#else
(void)r3;
#endif
return 0;
}
int testDynamicLoader(int argc, char *argv[])
{
#if defined(_WIN32)
SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX);
#elif defined(__BEOS__) || defined(__HAIKU__)
disable_debugger(1);
#endif
int res = 0;
if( argc == 3 )
{
// User specify a libname and symbol to check.
res = TestDynamicLoader(argv[1], argv[2],1,1,1);
return res;
}
// dlopen() on Syllable before 11/22/2007 doesn't return 0 on error
#ifndef __SYLLABLE__
// Make sure that inexistent lib is giving correct result
res += TestDynamicLoader("azerty_", "foo_bar",0,0,0);
// Make sure that random binary file cannot be assimilated as dylib
res += TestDynamicLoader(TEST_SYSTEMTOOLS_BIN_FILE, "wp",0,0,0);
#endif
#ifdef __linux__
// This one is actually fun to test, since dlopen is by default loaded...wonder why :)
res += TestDynamicLoader("foobar.lib", "dlopen",0,1,0);
res += TestDynamicLoader("libdl.so", "dlopen",1,1,1);
res += TestDynamicLoader("libdl.so", "TestDynamicLoader",1,0,1);
#endif
// Now try on the generated library
kwsys_stl::string libname = GetLibName(KWSYS_NAMESPACE_STRING "TestDynload");
res += TestDynamicLoader(libname.c_str(), "dummy",1,0,1);
res += TestDynamicLoader(libname.c_str(), "TestDynamicLoaderSymbolPointer",1,1,1);
res += TestDynamicLoader(libname.c_str(), "_TestDynamicLoaderSymbolPointer",1,0,1);
res += TestDynamicLoader(libname.c_str(), "TestDynamicLoaderData",1,1,1);
res += TestDynamicLoader(libname.c_str(), "_TestDynamicLoaderData",1,0,1);
return res;
}
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