summaryrefslogtreecommitdiff
path: root/source/Host/linux/Support.cpp
blob: b9deb21b55ebf834b78b0932a052e2e6571087ea (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
//===-- Support.cpp ---------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#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;
}

llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>>
lldb_private::getProcFile(const llvm::Twine &file) {
  Log *log = GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST);
  std::string File = ("/proc/" + file).str();
  auto Ret = llvm::MemoryBuffer::getFileAsStream(File);
  if (!Ret)
    LLDB_LOG(log, "Failed to open {0}: {1}", File, Ret.getError().message());
  return Ret;
}