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