File: process_handle_linux.cc

package info (click to toggle)
chromium-browser 37.0.2062.120-1~deb7u1
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 1,707,260 kB
  • sloc: cpp: 8,976,677; ansic: 3,473,199; python: 586,578; asm: 449,013; xml: 184,195; java: 142,924; sh: 118,496; perl: 81,467; makefile: 27,557; yacc: 10,506; objc: 8,886; tcl: 3,186; cs: 2,252; lex: 2,213; sql: 1,198; pascal: 1,170; lisp: 790; awk: 407; ruby: 155; php: 83; sed: 52; exp: 11
file content (30 lines) | stat: -rw-r--r-- 842 bytes parent folder | download 
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
 
// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/process/process_handle.h"

#include "base/file_util.h"
#include "base/process/internal_linux.h"

namespace base {

ProcessId GetParentProcessId(ProcessHandle process) {
  ProcessId pid =
      internal::ReadProcStatsAndGetFieldAsInt64(process, internal::VM_PPID);
  if (pid)
    return pid;
  return -1;
}

FilePath GetProcessExecutablePath(ProcessHandle process) {
  FilePath stat_file = internal::GetProcPidDir(process).Append("exe");
  FilePath exe_name;
  if (!ReadSymbolicLink(stat_file, &exe_name)) {
    // No such process.  Happens frequently in e.g. TerminateAllChromeProcesses
    return FilePath();
  }
  return exe_name;
}

}  // namespace base