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optimize load library error message

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Signed-off-by: liduo <liduo29@huawei.com>
This commit is contained in:
liduo
2024-11-22 18:25:45 +08:00
parent 4485c94815
commit 6da8364add
1 changed files with 9 additions and 2 deletions
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src/compression_parser.cpp
+9 -2
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@@ -306,8 +306,14 @@ bool CompressionParser::LoadImageTranscoder()
if (!handle_) {
handle_ = LoadLibrary(TEXT(extensionPath_.c_str()));
if (!handle_) {
DWORD err = GetLastError();
LPVOID lpMsgBuf;
FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, err, MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT), (LPTSTR)&lpMsgBuf, 0, NULL);
const char *msg = static_cast<const char*>(lpMsgBuf);
cerr << "Error: open '" << extensionPath_.c_str() << "' fail." << endl;
cerr << "Error: LoadLibrary failed with error: " << GetLastError() << endl;
cerr << "Error: LoadLibrary failed with error: " << err << ", " << msg << endl;
LocalFree(lpMsgBuf);
return false;
}
}
@@ -320,8 +326,9 @@ bool CompressionParser::LoadImageTranscoder()
}
handle_ = dlopen(realPath.c_str(), RTLD_LAZY);
if (!handle_) {
char *err = dlerror();
cerr << "Error: open '" << realPath.c_str() << "' fail." << endl;
cerr << "Error: dlopen failed with error: " << dlerror() << endl;
cerr << "Error: dlopen failed with error: " << err << endl;
return false;
}
}