Søren Gjesse
c05c8c6606
The change to Platform.excutable in
e03ab17437 was a breaking change and it
has been reverted.
A new getter Platform.resolvedExecutable has been added to provide the
the fully qualified path of the executable.
BUG=https://github.com/dart-lang/sdk/issues/16994
R=lrn@google.com, kustermann@google.com, len@google.com
Review URL: https://codereview.chromium.org//1180623006.
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#ifndef BIN_PLATFORM_H_
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#define BIN_PLATFORM_H_
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#include "bin/builtin.h"
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namespace dart {
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namespace bin {
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class Platform {
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public:
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// Perform platform specific initialization.
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static bool Initialize();
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// Returns the number of processors on the machine.
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static int NumberOfProcessors();
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// Returns a string representing the operating system ("linux",
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// "macos" or "windows"). The returned string should not be
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// deallocated by the caller.
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static const char* OperatingSystem();
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// Returns a string representing the operating system's shared library
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// extension (e.g. 'so', 'dll', ...). The returned string should not be
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// deallocated by the caller.
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static const char* LibraryExtension();
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// Extracts the local hostname.
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static bool LocalHostname(char* buffer, intptr_t buffer_length);
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// Extracts the environment variables for the current process. The
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// array of strings returned must be deallocated using
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// FreeEnvironment. The number of elements in the array is returned
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// in the count argument.
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static char** Environment(intptr_t* count);
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static void FreeEnvironment(char** env, intptr_t count);
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static char* ResolveExecutablePath();
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// Stores the executable name.
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static void SetExecutableName(const char* executable_name) {
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executable_name_ = executable_name;
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}
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static const char* GetExecutableName() {
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return executable_name_;
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}
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static const char* GetResolvedExecutableName() {
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if (resolved_executable_name_ == NULL) {
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// Try to resolve the executable path using platform specific APIs.
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resolved_executable_name_ = Platform::ResolveExecutablePath();
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}
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return resolved_executable_name_;
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}
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// Stores and gets the package root.
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static void SetPackageRoot(const char* package_root) {
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package_root_ = package_root;
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}
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static const char* GetPackageRoot() {
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return package_root_;
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}
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// Stores and gets the flags passed to the executable.
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static void SetExecutableArguments(int script_index, char** argv) {
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script_index_ = script_index;
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argv_ = argv;
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}
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static int GetScriptIndex() {
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return script_index_;
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}
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static char** GetArgv() {
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return argv_;
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}
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private:
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// The path to the executable.
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static const char* executable_name_;
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// The path to the resolved executable.
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static const char* resolved_executable_name_;
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static const char* package_root_;
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static int script_index_;
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static char** argv_; // VM flags are argv_[1 ... script_index_ - 1]
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DISALLOW_ALLOCATION();
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DISALLOW_IMPLICIT_CONSTRUCTORS(Platform);
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};
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} // namespace bin
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} // namespace dart
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#endif // BIN_PLATFORM_H_
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