/*
* Copyright ( c ) 2020 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation . Oracle designates this
* particular file as subject to the " Classpath " exception as provided
* by Oracle in the LICENSE file that accompanied this code .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
#include <dlfcn.h>
#include "Dll.h"
#include "FileUtils.h"
#include "ErrorHandling.h"
namespace {
HMODULE loadLibrary(const tstring& path) {
HMODULE h = dlopen(path.c_str(), RTLD_LAZY);
if (!h) {
JP_THROW(tstrings::any() << "dlopen(" << path
<< ") failed. Error: " << dlerror());
}
return h;
}
} // namesace
Dll::Dll(const tstrings::any &libPath): thePath(libPath.tstr()),
handle(loadLibrary(thePath)) {
}
Dll::Dll(const Dll& other): thePath(other.thePath),
handle(loadLibrary(thePath)) {
}
void * Dll::getFunction(const std::string &name, bool throwIfNotFound) const {
void *ptr = dlsym(handle.get(), name.c_str());
if (throwIfNotFound && !ptr) {
JP_THROW(tstrings::any() << "dlsym(" << thePath
<< ", " << name << ") failed. Error: " << dlerror());
}
return ptr;
}
/*static*/
void Dll::freeLibrary(HMODULE h) {
if (h) {
dlclose(h);
}
}
Messung V0.5 in Prozent C=93 H=92 G=92
¤ Dauer der Verarbeitung: 0.14 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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