diff options
Diffstat (limited to 'include/lldb/Core/IOHandler.h')
| -rw-r--r-- | include/lldb/Core/IOHandler.h | 49 |
1 files changed, 34 insertions, 15 deletions
diff --git a/include/lldb/Core/IOHandler.h b/include/lldb/Core/IOHandler.h index 78d1e7447db46..f477ebd480070 100644 --- a/include/lldb/Core/IOHandler.h +++ b/include/lldb/Core/IOHandler.h @@ -73,7 +73,7 @@ namespace lldb_private { // Called when CTRL+C is pressed which usually causes // Debugger::DispatchInputInterrupt to be called. - virtual void + virtual bool Interrupt () = 0; virtual void @@ -191,7 +191,7 @@ namespace lldb_private { /// /// This will return true if the input stream is a terminal (tty or /// pty) and can cause IO handlers to do different things (like - /// for a comfirmation when deleting all breakpoints). + /// for a confirmation when deleting all breakpoints). //------------------------------------------------------------------ bool GetIsInteractive (); @@ -200,9 +200,9 @@ namespace lldb_private { /// Check if the input is coming from a real terminal. /// /// A real terminal has a valid size with a certain number of rows - /// and colums. If this function returns true, then terminal escape + /// and columns. If this function returns true, then terminal escape /// sequences are expected to work (cursor movement escape sequences, - /// clearning lines, etc). + /// clearing lines, etc). //------------------------------------------------------------------ bool GetIsRealTerminal (); @@ -267,7 +267,7 @@ namespace lldb_private { //------------------------------------------------------------------ /// Called when a line or lines have been retrieved. /// - /// This funtion can handle the current line and possibly call + /// This function can handle the current line and possibly call /// IOHandler::SetIsDone(true) when the IO handler is done like when /// "quit" is entered as a command, of when an empty line is /// received. It is up to the delegate to determine when a line @@ -304,11 +304,22 @@ namespace lldb_private { virtual ConstString - GetControlSequence (char ch) + IOHandlerGetControlSequence (char ch) { return ConstString(); } + //------------------------------------------------------------------ + // Intercept the IOHandler::Interrupt() calls and do something. + // + // Return true if the interrupt was handled, false if the IOHandler + // should continue to try handle the interrupt itself. + //------------------------------------------------------------------ + virtual bool + IOHandlerInterrupt (IOHandler &io_handler) + { + return false; + } protected: Completion m_completion; // Support for common builtin completions bool m_io_handler_done; @@ -338,7 +349,7 @@ namespace lldb_private { } virtual ConstString - GetControlSequence (char ch) + IOHandlerGetControlSequence (char ch) { if (ch == 'd') return ConstString (m_end_line + "\n"); @@ -364,7 +375,9 @@ namespace lldb_private { // The last line was edited, if this line is empty, then we are done // getting our multiple lines. if (lines[line_idx] == m_end_line) + { return LineStatus::Done; + } } return LineStatus::Success; } @@ -380,6 +393,7 @@ namespace lldb_private { const char *editline_name, // Used for saving history files const char *prompt, bool multi_line, + uint32_t line_number_start, // If non-zero show line numbers starting at 'line_number_start' IOHandlerDelegate &delegate); IOHandlerEditline (Debugger &debugger, @@ -390,6 +404,7 @@ namespace lldb_private { const char *editline_name, // Used for saving history files const char *prompt, bool multi_line, + uint32_t line_number_start, // If non-zero show line numbers starting at 'line_number_start' IOHandlerDelegate &delegate); virtual @@ -407,7 +422,7 @@ namespace lldb_private { virtual void Cancel (); - virtual void + virtual bool Interrupt (); virtual void @@ -423,7 +438,7 @@ namespace lldb_private { virtual ConstString GetControlSequence (char ch) { - return m_delegate.GetControlSequence (ch); + return m_delegate.IOHandlerGetControlSequence (ch); } virtual const char * @@ -433,11 +448,14 @@ namespace lldb_private { SetPrompt (const char *prompt); bool - GetLine (std::string &line); + GetLine (std::string &line, bool &interrupted); bool - GetLines (StringList &lines); - + GetLines (StringList &lines, bool &interrupted); + + void + SetBaseLineNumber (uint32_t line); + private: static LineStatus LineCompletedCallback (Editline *editline, @@ -458,6 +476,7 @@ namespace lldb_private { std::unique_ptr<Editline> m_editline_ap; IOHandlerDelegate &m_delegate; std::string m_prompt; + uint32_t m_base_line_number; // If non-zero, then show line numbers in prompt bool m_multi_line; }; @@ -517,7 +536,7 @@ namespace lldb_private { virtual void Cancel (); - virtual void + virtual bool Interrupt (); virtual void @@ -551,8 +570,8 @@ namespace lldb_private { virtual void Refresh (); - virtual void - Interrupt (); + virtual bool + HandleInterrupt (); virtual void GotEOF(); |