diff options
Diffstat (limited to 'lldb/tools/lldb-mi/MIDriverMain.cpp')
| -rw-r--r-- | lldb/tools/lldb-mi/MIDriverMain.cpp | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/lldb/tools/lldb-mi/MIDriverMain.cpp b/lldb/tools/lldb-mi/MIDriverMain.cpp index d08e8947acb..8b4d901905d 100644 --- a/lldb/tools/lldb-mi/MIDriverMain.cpp +++ b/lldb/tools/lldb-mi/MIDriverMain.cpp @@ -41,43 +41,11 @@ #include "MIUtilDebug.h" #include "MICmnLog.h" -#if MICONFIG_COMPILE_MIDRIVER_VERSION #if defined(_MSC_VER) #pragma warning(once : 4530) // Warning C4530: C++ exception handler used, but unwind semantics are not enabled. Specify /EHsc #endif // _MSC_VER -// ToDo: Reevaluate if this function needs to be implemented like the UNIX equivalent -// CODETAG_IOR_SIGNALS -//++ ------------------------------------------------------------------------------------ -// Details: The SIGWINCH signal is sent to a process when its controlling terminal -// changes its size (a window change). -// Type: Function. -// Args: vSigno - (R) Signal number. -// Return: None. -// Throws: None. -//-- -void -sigwinch_handler(int vSigno) -{ -#ifdef _WIN32 // Restore handler as it is not persistent on Windows - signal(SIGWINCH, sigwinch_handler); -#endif - MIunused(vSigno); - - struct winsize window_size; - if (::isatty(STDIN_FILENO) && ::ioctl(STDIN_FILENO, TIOCGWINSZ, &window_size) == 0) - { - CMIDriverMgr &rDriverMgr = CMIDriverMgr::Instance(); - if (window_size.ws_col > 0) - { - rDriverMgr.DriverResizeWindow((uint32_t)window_size.ws_col); - } - } - - CMICmnLog::Instance().WriteLog(CMIUtilString::Format(MIRSRC(IDS_PROCESS_SIGNAL_RECEIVED), "SIGWINCH", vSigno)); -} - // CODETAG_IOR_SIGNALS //++ ------------------------------------------------------------------------------------ // Details: The SIGINT signal is sent to a process by its controlling terminal when a @@ -115,69 +83,6 @@ sigint_handler(int vSigno) rDriverMgr.DeliverSignal (vSigno); } -// ToDo: Reevaluate if this function needs to be implemented like the UNIX equivalent -// CODETAG_IOR_SIGNALS -//++ ------------------------------------------------------------------------------------ -// Details: The SIGTSTP signal is sent to a process by its controlling terminal to -// request it to stop temporarily. It is commonly initiated by the user pressing -// Control-Z. Unlike SIGSTOP, the process can register a signal handler for or -// ignore the signal. -// *** The function does not behave ATM like the UNIX equivalent *** -// Type: Function. -// Args: vSigno - (R) Signal number. -// Return: None. -// Throws: None. -//-- -void -sigtstp_handler(int vSigno) -{ -#ifdef _WIN32 // Restore handler as it is not persistent on Windows - signal(SIGTSTP, sigtstp_handler); -#endif - CMIDriverMgr &rDriverMgr = CMIDriverMgr::Instance(); - lldb::SBDebugger *pDebugger = rDriverMgr.DriverGetTheDebugger(); - if (pDebugger != nullptr) - { - pDebugger->SaveInputTerminalState(); - } - - CMICmnLog::Instance().WriteLog(CMIUtilString::Format(MIRSRC(IDS_PROCESS_SIGNAL_RECEIVED), "SIGTSTP", vSigno)); - - // Send signal to driver so that it can take suitable action - rDriverMgr.DeliverSignal (vSigno); -} - -// ToDo: Reevaluate if this function needs to be implemented like the UNIX equivalent -// CODETAG_IOR_SIGNALS -//++ ------------------------------------------------------------------------------------ -// Details: The SIGCONT signal instructs the operating system to continue (restart) a -// process previously paused by the SIGSTOP or SIGTSTP signal. One important use -// of this signal is in job control in the UNIX shell. -// *** The function does not behave ATM like the UNIX equivalent *** -// Type: Function. -// Args: vSigno - (R) Signal number. -// Return: None. -// Throws: None. -//-- -void -sigcont_handler(int vSigno) -{ -#ifdef _WIN32 // Restore handler as it is not persistent on Windows - signal(SIGCONT, sigcont_handler); -#endif - CMIDriverMgr &rDriverMgr = CMIDriverMgr::Instance(); - lldb::SBDebugger *pDebugger = rDriverMgr.DriverGetTheDebugger(); - if (pDebugger != nullptr) - { - pDebugger->RestoreInputTerminalState(); - } - - CMICmnLog::Instance().WriteLog(CMIUtilString::Format(MIRSRC(IDS_PROCESS_SIGNAL_RECEIVED), "SIGCONT", vSigno)); - - // Send signal to driver so that it can take suitable action - rDriverMgr.DeliverSignal (vSigno); -} - //++ ------------------------------------------------------------------------------------ // Details: Init the MI driver system. Initialize the whole driver system which includes // both the original LLDB driver and the MI driver. @@ -191,13 +96,6 @@ bool DriverSystemInit(void) { bool bOk = MIstatus::success; - -#if MICONFIG_COMPILE_MIDRIVER_WITH_LLDBDRIVER - Driver *pDriver = Driver::CreateSelf(); - if (pDriver == nullptr) - return MIstatus::failure; -#endif // MICONFIG_COMPILE_MIDRIVER_WITH_LLDBDRIVER - CMIDriver &rMIDriver = CMIDriver::Instance(); CMIDriverMgr &rDriverMgr = CMIDriverMgr::Instance(); bOk = rDriverMgr.Initialize(); @@ -226,66 +124,9 @@ DriverSystemShutdown(const bool vbAppExitOk) // *** Order is important here *** CMIDriverMgr::Instance().Shutdown(); - -#if MICONFIG_COMPILE_MIDRIVER_WITH_LLDBDRIVER - delete g_driver; - g_driver = nullptr; -#endif // MICONFIG_COMPILE_MIDRIVER_WITH_LLDBDRIVER - return bOk; } -#else -void -sigwinch_handler(int signo) -{ - struct winsize window_size; - if (isatty(STDIN_FILENO) && ::ioctl(STDIN_FILENO, TIOCGWINSZ, &window_size) == 0) - { - if ((window_size.ws_col > 0) && g_driver != NULL) - { - g_driver->ResizeWindow(window_size.ws_col); - } - } -} - -void -sigint_handler(int signo) -{ - static bool g_interrupt_sent = false; - if (g_driver) - { - if (!g_interrupt_sent) - { - g_interrupt_sent = true; - g_driver->GetDebugger().DispatchInputInterrupt(); - g_interrupt_sent = false; - return; - } - } - - exit(signo); -} - -void -sigtstp_handler(int signo) -{ - g_driver->GetDebugger().SaveInputTerminalState(); - signal(signo, SIG_DFL); - kill(getpid(), signo); - signal(signo, sigtstp_handler); -} - -void -sigcont_handler(int signo) -{ - g_driver->GetDebugger().RestoreInputTerminalState(); - signal(signo, SIG_DFL); - kill(getpid(), signo); - signal(signo, sigcont_handler); -} -#endif // #if MICONFIG_COMPILE_MIDRIVER_VERSION - //++ ------------------------------------------------------------------------------------ // Details: MI's application start point of execution. The applicaton runs in two modes. // An LLDB native driver mode where it acts no different from the LLDB driver. @@ -306,7 +147,6 @@ sigcont_handler(int signo) // -1000 = Program failed did not initailize successfully. // Throws: None. //-- -#if MICONFIG_COMPILE_MIDRIVER_VERSION int main(int argc, char const *argv[]) { @@ -327,11 +167,7 @@ main(int argc, char const *argv[]) } // CODETAG_IOR_SIGNALS - signal(SIGPIPE, SIG_IGN); - signal(SIGWINCH, sigwinch_handler); signal(SIGINT, sigint_handler); - signal(SIGTSTP, sigtstp_handler); - signal(SIGCONT, sigcont_handler); bool bExiting = false; CMIDriverMgr &rDriverMgr = CMIDriverMgr::Instance(); @@ -348,42 +184,3 @@ main(int argc, char const *argv[]) return appResult; } -#else // Operate the lldb Driver only version of the code -int -main(int argc, char const *argv[], char *envp[]) -{ - MIunused(envp); - using namespace lldb; - SBDebugger::Initialize(); - - SBHostOS::ThreadCreated("<lldb.driver.main-thread>"); - - signal(SIGPIPE, SIG_IGN); - signal(SIGWINCH, sigwinch_handler); - signal(SIGINT, sigint_handler); - signal(SIGTSTP, sigtstp_handler); - signal(SIGCONT, sigcont_handler); - - // Create a scope for driver so that the driver object will destroy itself - // before SBDebugger::Terminate() is called. - { - Driver driver; - - bool exiting = false; - SBError error(driver.ParseArgs(argc, argv, stdout, exiting)); - if (error.Fail()) - { - const char *error_cstr = error.GetCString(); - if (error_cstr) - ::fprintf(stderr, "error: %s\n", error_cstr); - } - else if (!exiting) - { - driver.MainLoop(); - } - } - - SBDebugger::Terminate(); - return 0; -} -#endif // MICONFIG_COMPILE_MIDRIVER_VERSION |
