process_util.cc revision 72a454cd3513ac24fbdd0e0cb9ad70b86a99b801 
1// Copyright (c) 2010 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "base/process_util.h"
6
7namespace base {
8
9#if defined(OS_POSIX)
10ProcessEntry::ProcessEntry() {}
11ProcessEntry::~ProcessEntry() {}
12#endif
13
14int GetProcessCount(const FilePath::StringType& executable_name,
15                    const ProcessFilter* filter) {
16  int count = 0;
17  NamedProcessIterator iter(executable_name, filter);
18  while (iter.NextProcessEntry())
19    ++count;
20  return count;
21}
22
23bool KillProcesses(const FilePath::StringType& executable_name, int exit_code,
24                   const ProcessFilter* filter) {
25  bool result = true;
26  NamedProcessIterator iter(executable_name, filter);
27  while (const ProcessEntry* entry = iter.NextProcessEntry()) {
28#if defined(OS_WIN)
29    result &= KillProcessById(entry->pid(), exit_code, true);
30#else
31    result &= KillProcess(entry->pid(), exit_code, true);
32#endif
33  }
34  return result;
35}
36
37const ProcessEntry* ProcessIterator::NextProcessEntry() {
38  bool result = false;
39  do {
40    result = CheckForNextProcess();
41  } while (result && !IncludeEntry());
42  if (result)
43    return &entry_;
44  return NULL;
45}
46
47ProcessIterator::ProcessEntries ProcessIterator::Snapshot() {
48  ProcessEntries found;
49  while (const ProcessEntry* process_entry = NextProcessEntry()) {
50    found.push_back(*process_entry);
51  }
52  return found;
53}
54
55bool ProcessIterator::IncludeEntry() {
56  return !filter_ || filter_->Includes(entry_);
57}
58
59NamedProcessIterator::NamedProcessIterator(
60    const FilePath::StringType& executable_name,
61    const ProcessFilter* filter) : ProcessIterator(filter),
62                                   executable_name_(executable_name) {
63}
64
65NamedProcessIterator::~NamedProcessIterator() {
66}
67
68}  // namespace base
69