#include <sys/types.h>
#include <sys/stat.h>
#include <ctype.h>
-#include "event-loop.h"
+#include "gdbsupport/event-loop.h"
#include "ui-out.h"
#include "interps.h"
#include "gdbtk/generic/gdbtk.h"
#endif
#include "gdbsupport/alt-stack.h"
+#include "observable.h"
/* The selected interpreter. This will be used as a set command
variable, so it should always be malloc'ed - since
*local_gdbinit = localinit;
}
+/* Start up the event loop. This is the entry point to the event loop
+ from the command loop. */
+
+static void
+start_event_loop ()
+{
+ /* Loop until there is nothing to do. This is the entry point to
+ the event loop engine. gdb_do_one_event will process one event
+ for each invocation. It blocks waiting for an event and then
+ processes it. */
+ while (1)
+ {
+ int result = 0;
+
+ try
+ {
+ result = gdb_do_one_event ();
+ }
+ catch (const gdb_exception &ex)
+ {
+ exception_print (gdb_stderr, ex);
+
+ /* If any exception escaped to here, we better enable
+ stdin. Otherwise, any command that calls async_disable_stdin,
+ and then throws, will leave stdin inoperable. */
+ SWITCH_THRU_ALL_UIS ()
+ {
+ async_enable_stdin ();
+ }
+ /* If we long-jumped out of do_one_event, we probably didn't
+ get around to resetting the prompt, which leaves readline
+ in a messed-up state. Reset it here. */
+ current_ui->prompt_state = PROMPT_NEEDED;
+ gdb::observers::command_error.notify ();
+ /* This call looks bizarre, but it is required. If the user
+ entered a command that caused an error,
+ after_char_processing_hook won't be called from
+ rl_callback_read_char_wrapper. Using a cleanup there
+ won't work, since we want this function to be called
+ after a new prompt is printed. */
+ if (after_char_processing_hook)
+ (*after_char_processing_hook) ();
+ /* Maybe better to set a flag to be checked somewhere as to
+ whether display the prompt or not. */
+ }
+
+ if (result < 0)
+ break;
+ }
+
+ /* We are done with the event loop. There are no more event sources
+ to listen to. So we exit GDB. */
+ return;
+}
+
/* Call command_loop. */
/* Prevent inlining this function for the benefit of GDB's selftests
gdb_datadir = relocate_gdb_directory (GDB_DATADIR,
GDB_DATADIR_RELOCATABLE);
-#ifdef WITH_PYTHON_PATH
- {
- /* For later use in helping Python find itself. */
- char *tmp = concat (WITH_PYTHON_PATH, SLASH_STRING, "lib", (char *) NULL);
-
- python_libdir = relocate_gdb_directory (tmp, PYTHON_PATH_RELOCATABLE);
- xfree (tmp);
- }
+#ifdef WITH_PYTHON_LIBDIR
+ python_libdir = relocate_gdb_directory (WITH_PYTHON_LIBDIR,
+ PYTHON_LIBDIR_RELOCATABLE);
#endif
#ifdef RELOC_SRCDIR