Add a way to load an image using a library name and list of paths.
This provides an efficient (at least on Posix platforms) way to offload to the
target process the search & loading of a library when all we have are the
library name and a set of potential candidate locations.
<rdar://problem/40905971>
llvm-svn: 335912
diff --git a/lldb/source/API/SBProcess.cpp b/lldb/source/API/SBProcess.cpp
index f98670e..4d5ddc8 100644
--- a/lldb/source/API/SBProcess.cpp
+++ b/lldb/source/API/SBProcess.cpp
@@ -1187,6 +1187,57 @@
return LLDB_INVALID_IMAGE_TOKEN;
}
+uint32_t SBProcess::LoadImageUsingPaths(const lldb::SBFileSpec &image_spec,
+ SBStringList &paths,
+ lldb::SBFileSpec &loaded_path,
+ lldb::SBError &error) {
+ Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
+ ProcessSP process_sp(GetSP());
+ if (process_sp) {
+ Process::StopLocker stop_locker;
+ if (stop_locker.TryLock(&process_sp->GetRunLock())) {
+ if (log)
+ log->Printf("SBProcess(%p)::LoadImageUsingPaths() => "
+ "calling Platform::LoadImageUsingPaths for: %s",
+ static_cast<void *>(process_sp.get()),
+ image_spec.GetFilename());
+
+ std::lock_guard<std::recursive_mutex> guard(
+ process_sp->GetTarget().GetAPIMutex());
+ PlatformSP platform_sp = process_sp->GetTarget().GetPlatform();
+ size_t num_paths = paths.GetSize();
+ std::vector<std::string> paths_vec;
+ paths_vec.reserve(num_paths);
+ for (size_t i = 0; i < num_paths; i++)
+ paths_vec.push_back(paths.GetStringAtIndex(i));
+ FileSpec loaded_spec;
+
+ uint32_t token = platform_sp->LoadImageUsingPaths(process_sp.get(),
+ *image_spec,
+ paths_vec,
+ error.ref(),
+ &loaded_spec);
+ if (token != LLDB_INVALID_IMAGE_TOKEN)
+ loaded_path = loaded_spec;
+ return token;
+ } else {
+ if (log)
+ log->Printf("SBProcess(%p)::LoadImageUsingPaths() => error: "
+ "process is running",
+ static_cast<void *>(process_sp.get()));
+ error.SetErrorString("process is running");
+ }
+ } else {
+ if (log)
+ log->Printf("SBProcess(%p)::LoadImageUsingPaths() => error: "
+ "called with invalid process",
+ static_cast<void *>(process_sp.get()));
+ error.SetErrorString("process is invalid");
+ }
+
+ return LLDB_INVALID_IMAGE_TOKEN;
+}
+
lldb::SBError SBProcess::UnloadImage(uint32_t image_token) {
lldb::SBError sb_error;
ProcessSP process_sp(GetSP());