65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
#include <iostream>
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#include <stdexcept>
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#include <optional>
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#include <senseApis/senseApiManager.h>
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#include <senseApis/senseApiLib.h>
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namespace hk {
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namespace sense_api {
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SenseApiLib& SenseApiManager::loadSenseApiLib(const std::string& libraryPath)
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{
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auto lib = std::make_unique<SenseApiLib>(libraryPath);
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// Clear any existing error
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dlerror();
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lib->handle.reset(dlopen(libraryPath.c_str(), RTLD_LAZY));
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if (!lib->handle)
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{
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std::string error = dlerror()
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? dlerror()
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: "Unknown error while opening shlib";
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throw std::runtime_error(
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std::string(__func__) + " - Cannot load library '"
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+ libraryPath + "': "
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+ error);
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}
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senseApiLibs.push_back(std::move(lib));
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return *senseApiLibs.back();
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}
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std::optional<std::reference_wrapper<SenseApiLib>>
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SenseApiManager::getSenseApiLib(const std::string& libraryPath)
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{
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auto it = std::find_if(senseApiLibs.begin(), senseApiLibs.end(),
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[&libPath = libraryPath](const std::unique_ptr<SenseApiLib>& lib) {
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return lib->libraryPath == libPath;
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}
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);
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if (it != senseApiLibs.end()) { return **it; }
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return std::nullopt;
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}
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void SenseApiManager::unloadSenseApiLib(const std::string& libraryPath)
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{
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auto it = std::find_if(senseApiLibs.begin(), senseApiLibs.end(),
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[&lpath = libraryPath](const std::unique_ptr<SenseApiLib>& lib) {
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return lib->libraryPath == lpath;
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}
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);
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if (it != senseApiLibs.end())
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{
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senseApiLibs.erase(it);
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return;
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}
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std::cerr << std::string(__func__) + ": Library not found: "
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<< libraryPath << '\n';
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}
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} // namespace sense_api
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} // namespace hk
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