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Improved the management of errors reported from ReaderWriters, and cleaned

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up the reporting of errors in DynamicLibrary.
This commit is contained in:
Robert Osfield
2003-12-10 11:40:58 +00:00
parent eb57ab5cda
commit af482998b9
2 changed files with 144 additions and 50 deletions
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36
src/osgDB/DynamicLibrary.cpp
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@@ -65,25 +65,6 @@ DynamicLibrary* DynamicLibrary::loadLibrary(const std::string& libraryName)
HANDLE handle = NULL;
/*
// Daniel's proposed version.
// try letting the OS find the library first
handle = getLibraryHandle( libraryName );
if (handle) return new DynamicLibrary(libraryName,handle);
// else try to locate it ourselves
std::string fullLibraryName = osgDB::findLibraryFile(libraryName);
if (fullLibraryName.empty()) return NULL;
handle = getLibraryHandle( fullLibraryName );
if (handle) return new DynamicLibrary(libraryName,handle);
notify(WARN)
<< "DynamicLibrary::failed loading "<<fullLibraryName<<std::endl;
*/
// Robert's version of above reordering of findLibraryFile path.
std::string fullLibraryName = osgDB::findLibraryFile(libraryName);
if (!fullLibraryName.empty()) handle = getLibraryHandle( fullLibraryName ); // try the lib we have found
else handle = getLibraryHandle( libraryName ); // havn't found a lib ourselves, see if the OS can find it simply from the library name.
@@ -91,22 +72,12 @@ DynamicLibrary* DynamicLibrary::loadLibrary(const std::string& libraryName)
if (handle) return new DynamicLibrary(libraryName,handle);
// else no lib found so report errors.
notify(WARN) << "DynamicLibrary::failed loading "<<fullLibraryName<<std::endl;
notify(WARN) << "DynamicLibrary::failed loading \""<<libraryName<<"\""<<std::endl;
#if defined(WIN32) && !defined(__CYGWIN__)
// nothing more
#elif defined(__DARWIN_OSX__)
// nothing more
#elif defined(__hpux__)
notify(WARN) << "DynamicLibrary::error "<<strerror(errno)<<std::endl;
#else // other unix
notify(WARN) << "DynamicLibrary::error "<<dlerror()<<std::endl;
#endif
return NULL;
}
DynamicLibrary::HANDLE
DynamicLibrary::getLibraryHandle( const std::string& libraryName)
DynamicLibrary::HANDLE DynamicLibrary::getLibraryHandle( const std::string& libraryName)
{
HANDLE handle = NULL;
@@ -122,8 +93,7 @@ DynamicLibrary::getLibraryHandle( const std::string& libraryName)
}
#elif defined(__hpux__)
// BIND_FIRST is neccessary for some reason
handle = shl_load ( libraryName.c_str(),
BIND_DEFERRED|BIND_FIRST|BIND_VERBOSE, 0);
handle = shl_load ( libraryName.c_str(), BIND_DEFERRED|BIND_FIRST|BIND_VERBOSE, 0);
return handle;
#else // other unix