1 files changed, 34 insertions, 0 deletions
diff --git a/lldb/source/Host/linux/Support.cpp b/lldb/source/Host/linux/Support.cpp
new file mode 100644
index 00000000000..8fbb60052e3
--- /dev/null
+++ b/lldb/source/Host/linux/Support.cpp
@@ -0,0 +1,34 @@
+//===-- Support.cpp ---------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Host/linux/Support.h"
+#include "lldb/Utility/Log.h"
+#include "llvm/Support/MemoryBuffer.h"
+
+llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>>
+lldb_private::getProcFile(::pid_t pid, ::pid_t tid, const llvm::Twine &file) {
+  Log *log = GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST);
+  std::string File =
+      ("/proc/" + llvm::Twine(pid) + "/task/" + llvm::Twine(tid) + "/" + file)
+          .str();
+  auto Ret = llvm::MemoryBuffer::getFileAsStream(File);
+  if (!Ret)
+    LLDB_LOG(log, "Failed to open {0}: {1}", File, Ret.getError().message());
+  return Ret;
+}
+
+llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>>
+lldb_private::getProcFile(::pid_t pid, const llvm::Twine &file) {
+  Log *log = GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST);
+  std::string File = ("/proc/" + llvm::Twine(pid) + "/" + file).str();
+  auto Ret = llvm::MemoryBuffer::getFileAsStream(File);
+  if (!Ret)
+    LLDB_LOG(log, "Failed to open {0}: {1}", File, Ret.getError().message());
+  return Ret;
+}