1 //===-- Support.cpp -------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 #include "lldb/Host/linux/Support.h"
10 #include "lldb/Utility/Log.h"
11 #include "llvm/Support/MemoryBuffer.h"
12
13 llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>>
getProcFile(::pid_t pid,::pid_t tid,const llvm::Twine & file)14 lldb_private::getProcFile(::pid_t pid, ::pid_t tid, const llvm::Twine &file) {
15 Log *log = GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST);
16 std::string File =
17 ("/proc/" + llvm::Twine(pid) + "/task/" + llvm::Twine(tid) + "/" + file)
18 .str();
19 auto Ret = llvm::MemoryBuffer::getFileAsStream(File);
20 if (!Ret)
21 LLDB_LOG(log, "Failed to open {0}: {1}", File, Ret.getError().message());
22 return Ret;
23 }
24
25 llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>>
getProcFile(::pid_t pid,const llvm::Twine & file)26 lldb_private::getProcFile(::pid_t pid, const llvm::Twine &file) {
27 Log *log = GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST);
28 std::string File = ("/proc/" + llvm::Twine(pid) + "/" + file).str();
29 auto Ret = llvm::MemoryBuffer::getFileAsStream(File);
30 if (!Ret)
31 LLDB_LOG(log, "Failed to open {0}: {1}", File, Ret.getError().message());
32 return Ret;
33 }
34
35 llvm::ErrorOr<std::unique_ptr<llvm::MemoryBuffer>>
getProcFile(const llvm::Twine & file)36 lldb_private::getProcFile(const llvm::Twine &file) {
37 Log *log = GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST);
38 std::string File = ("/proc/" + file).str();
39 auto Ret = llvm::MemoryBuffer::getFileAsStream(File);
40 if (!Ret)
41 LLDB_LOG(log, "Failed to open {0}: {1}", File, Ret.getError().message());
42 return Ret;
43 }
44