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author | Matt A. Tobin <email@mattatobin.com> | 2020-02-22 17:32:39 -0500 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2020-02-22 17:32:39 -0500 |
commit | 4e2e9be6abed3225406b466099e397acc0f914d2 (patch) | |
tree | 023551018892b8e76ae80e63a08d9d6a27c21a77 /devtools/shared/heapsnapshot/AutoMemMap.cpp | |
parent | a7888b8cf20691a4090715ab9b055ec3cb75f5e8 (diff) | |
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Reclassify heapsnapshot and nsJSInspector as not part of devtools
This resolves Issue #316
Diffstat (limited to 'devtools/shared/heapsnapshot/AutoMemMap.cpp')
-rw-r--r-- | devtools/shared/heapsnapshot/AutoMemMap.cpp | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/devtools/shared/heapsnapshot/AutoMemMap.cpp b/devtools/shared/heapsnapshot/AutoMemMap.cpp deleted file mode 100644 index e725a99c6..000000000 --- a/devtools/shared/heapsnapshot/AutoMemMap.cpp +++ /dev/null @@ -1,64 +0,0 @@ -/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/* vim: set ts=8 sts=2 et sw=2 tw=80: */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "mozilla/devtools/AutoMemMap.h" - -#include "mozilla/Unused.h" -#include "nsDebug.h" - -namespace mozilla { -namespace devtools { - -AutoMemMap::~AutoMemMap() -{ - if (addr) { - Unused << NS_WARN_IF(PR_MemUnmap(addr, size()) != PR_SUCCESS); - addr = nullptr; - } - - if (fileMap) { - Unused << NS_WARN_IF(PR_CloseFileMap(fileMap) != PR_SUCCESS); - fileMap = nullptr; - } - - if (fd) { - Unused << NS_WARN_IF(PR_Close(fd) != PR_SUCCESS); - fd = nullptr; - } -} - -nsresult -AutoMemMap::init(const char* filePath, int flags, int mode, PRFileMapProtect prot) -{ - MOZ_ASSERT(!fd); - MOZ_ASSERT(!fileMap); - MOZ_ASSERT(!addr); - - if (PR_GetFileInfo64(filePath, &fileInfo) != PR_SUCCESS) - return NS_ERROR_FILE_NOT_FOUND; - - // Check if the file is too big to memmap. - if (fileInfo.size > int64_t(UINT32_MAX)) - return NS_ERROR_INVALID_ARG; - auto length = uint32_t(fileInfo.size); - - fd = PR_Open(filePath, flags, flags); - if (!fd) - return NS_ERROR_UNEXPECTED; - - fileMap = PR_CreateFileMap(fd, fileInfo.size, prot); - if (!fileMap) - return NS_ERROR_UNEXPECTED; - - addr = PR_MemMap(fileMap, 0, length); - if (!addr) - return NS_ERROR_UNEXPECTED; - - return NS_OK; -} - -} // namespace devtools -} // namespace mozilla |