/// @param bold bold/brighter text, default false
/// @param bg if true change the background, default: change foreground
/// @returns itself so it can be used within << invocations
- virtual raw_ostream &changeColor(enum Colors, bool = false, bool = false) {
+ virtual raw_ostream &changeColor(enum Colors, bool = false, bool = false) {
return *this; }
/// Resets the colors to terminal defaults. Call this when you are done
}
};
-/// raw_stdout_ostream - This is a stream that always prints to stdout.
-///
-class raw_stdout_ostream : public raw_fd_ostream {
- // An out of line virtual method to provide a home for the class vtable.
- virtual void handle();
-public:
- raw_stdout_ostream();
-};
-
-/// raw_stderr_ostream - This is a stream that always prints to stderr.
-///
-class raw_stderr_ostream : public raw_fd_ostream {
- // An out of line virtual method to provide a home for the class vtable.
- virtual void handle();
-public:
- raw_stderr_ostream();
-};
-
/// outs() - This returns a reference to a raw_ostream for standard output.
/// Use it like: outs() << "foo" << "bar";
raw_ostream &outs();
/// outside of the raw_svector_ostream's control. It is only safe to do this
/// if the raw_svector_ostream has previously been flushed.
void resync();
-
+
/// str - Flushes the stream contents to the target vector and return a
/// StringRef for the vector contents.
StringRef str();
~raw_null_ostream();
};
-/// tool_output_file - This class behaves like a raw_fd_ostream but adds a
+/// tool_output_file - This class contains a raw_fd_ostream and adds a
/// few extra features commonly needed for compiler-like tool output files:
/// - The file is automatically deleted if the process is killed.
/// - The file is automatically deleted when the tool_output_file
/// object is destroyed unless the client calls keep().
-class tool_output_file : public raw_fd_ostream {
- std::string Filename;
- bool Keep;
+class tool_output_file {
+ /// Installer - This class is declared before the raw_fd_ostream so that
+ /// it is constructed before the raw_fd_ostream is constructed and
+ /// destructed after the raw_fd_ostream is destructed. It installs
+ /// cleanups in its constructor and uninstalls them in its destructor.
+ class CleanupInstaller {
+ /// Filename - The name of the file.
+ std::string Filename;
+ public:
+ /// Keep - The flag which indicates whether we should not delete the file.
+ bool Keep;
+
+ explicit CleanupInstaller(const char *filename);
+ ~CleanupInstaller();
+ } Installer;
+
+ /// OS - The contained stream. This is intentionally declared after
+ /// Installer.
+ raw_fd_ostream OS;
+
public:
+ /// tool_output_file - This constructor's arguments are passed to
+ /// to raw_fd_ostream's constructor.
tool_output_file(const char *filename, std::string &ErrorInfo,
unsigned Flags = 0);
- ~tool_output_file();
+ /// os - Return the contained raw_fd_ostream.
+ raw_fd_ostream &os() { return OS; }
/// keep - Indicate that the tool's job wrt this output file has been
/// successful and the file should not be deleted.
- void keep() { Keep = true; }
+ void keep() { Installer.Keep = true; }
};
} // end llvm namespace