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File: [Pegasus] / pegasus / src / Pegasus / Common / Attic / DynamicLibraryUnix.cpp
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Revision: 1.14, Wed Sep 17 10:29:11 2003 UTC (20 years, 9 months ago) by marek Branch: MAIN CVS Tags: test, TEST, RELEASE_2_3_0-msg-freeze, PRE_LICENSE_UPDATE_2003 Changes since 1.13: +1 -3 lines Fixes regarding Bug#574: build on zOS fails changes tested on zOS, Linux Intel, Linux zSeries |
//%///////////////////////////////////////////////////////////////////////////// // // Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Company, IBM, // The Open Group, Tivoli Systems // // 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. // //============================================================================== // // Author: Chip Vincent (cvincent@us.ibm.com) // // Modified By: // //%///////////////////////////////////////////////////////////////////////////// #include "DynamicLibrary.h" #if defined(PEGASUS_PLATFORM_LINUX_GENERIC_GNU) #include <dlfcn.h> #elif defined(PEGASUS_OS_SOLARIS) #include <dlfcn.h> #elif defined(PEGASUS_PLATFORM_AIX_RS_IBMCXX) #include <dlfcn.h> #elif defined(PEGASUS_PLATFORM_OS400_ISERIES_IBM) #include <fcntl.h> #include <unistd.cleinc> #include "OS400SystemState.h" // OS400LoadDynamicLibrary, etc #endif PEGASUS_NAMESPACE_BEGIN Boolean DynamicLibrary::load(void) { // ensure the module is not already loaded PEGASUS_ASSERT(isLoaded() == false); CString cstr = _fileName.getCString(); #if defined(PEGASUS_OS_LINUX) || defined(PEGASUS_OS_SOLARIS) || defined(PEGASUS_OS_AIX) _handle = dlopen(cstr, RTLD_NOW); #elif defined(PEGASUS_OS_TRU64) _handle = dlopen(cstr, RTLD_NOW); #elif defined(PEGASUS_OS_ZOS) _handle = dllload(cstr); #elif defined(PEGASUS_OS_OS400) _handle = OS400_LoadDynamicLibrary((const char *)cstr); #endif return(isLoaded()); } Boolean DynamicLibrary::unload(void) { // ensure the module is loaded PEGASUS_ASSERT(isLoaded() == true); #if defined(PEGASUS_OS_LINUX) || defined(PEGASUS_OS_SOLARIS) || defined(PEGASUS_OS_AIX) dlclose(_handle); #elif defined(PEGASUS_OS_OS400) OS400_UnloadDynamicLibrary(_handle); #endif _handle = 0; return(isLoaded()); } Boolean DynamicLibrary::isLoaded(void) const { return(_handle != 0); } DynamicLibrary::LIBRARY_SYMBOL DynamicLibrary::getSymbol(const String & symbolName) { LIBRARY_SYMBOL func = 0; if(isLoaded()) { CString cstr = symbolName.getCString(); #if defined(PEGASUS_OS_LINUX) || defined(PEGASUS_OS_SOLARIS) || defined(PEGASUS_OS_AIX) func = (LIBRARY_SYMBOL)::dlsym(_handle, (const char *)cstr); #elif defined(PEGASUS_OS_ZOS) func = (LIBRARY_SYMBOL) dllqueryfn(_handle, (const char *)cstr); #elif defined(PEGASUS_OS_OS400) func = (LIBRARY_SYMBOL)OS400_LoadDynamicSymbol(_handle, (const char *)cstr); #endif } return(func); } /* String System::dynamicLoadError(void) { // ATTN: Is this safe in a multi-threaded process? Should this string // be returned from loadDynamicLibrary? #ifdef PEGASUS_OS_HPUX // ATTN: If shl_load() returns NULL, this value should be strerror(errno) return String(); #elif defined(PEGASUS_OS_ZOS) return String(); #elif defined(PEGASUS_OS_OS400) return String(OS400_DynamicLoadError()); #else String dlerr = dlerror(); return dlerr; #endif } */ PEGASUS_NAMESPACE_END
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