Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
- 2009 Free Software Foundation, Inc.
+ 2009, 2010, 2011 Free Software Foundation, Inc.
This file is part of GDB.
uiout = func_uiout;
/* Prevent error/quit during FUNC from calling cleanups established
- prior to here. */
+ prior to here. */
new_catcher->saved_cleanup_chain = save_cleanups ();
/* Push this new catcher on the top. */
catcher_pop (void)
{
struct catcher *old_catcher = current_catcher;
+
current_catcher = old_catcher->prev;
/* Restore the cleanup chain, the error/quit messages, and the uiout
- builder, to their original states. */
+ builder, to their original states. */
restore_cleanups (old_catcher->saved_cleanup_chain);
case CATCH_ITER:
{
struct gdb_exception exception = *current_catcher->exception;
+
if (current_catcher->mask & RETURN_MASK (exception.reason))
{
/* Exit normally if this catcher can handle this
}
/* The caller didn't request that the event be caught,
relay the event to the next containing
- catch_errors(). */
+ catch_errors(). */
catcher_pop ();
throw_exception (exception);
}
/* Return EXCEPTION to the nearest containing catch_errors(). */
-NORETURN void
+void
throw_exception (struct gdb_exception exception)
{
struct thread_info *tp = NULL;
/* Perhaps it would be cleaner to do this via the cleanup chain (not sure
I can think of a reason why that is vital, though). */
if (tp != NULL)
- bpstat_clear_actions (tp->stop_bpstat); /* Clear queued breakpoint commands */
+ {
+ /* Clear queued breakpoint commands. */
+ bpstat_clear_actions (tp->control.stop_bpstat);
+ }
disable_current_display ();
do_cleanups (ALL_CLEANUPS);
/* Jump to the containing catch_errors() call, communicating REASON
to that call via setjmp's return value. Note that REASON can't
- be zero, by definition in defs.h. */
+ be zero, by definition in defs.h. */
exceptions_state_mc (CATCH_THROWING);
*current_catcher->exception = exception;
EXCEPTIONS_SIGLONGJMP (current_catcher->buf, exception.reason);
static char *last_message;
-NORETURN void
+void
deprecated_throw_reason (enum return_reason reason)
{
struct gdb_exception exception;
+
memset (&exception, 0, sizeof exception);
exception.reason = reason;
as that way the MI's behavior is preserved. */
const char *start;
const char *end;
+
for (start = e.message; start != NULL; start = end)
{
end = strchr (start, '\n');
if (e.reason < 0 && e.message != NULL)
{
target_terminal_ours ();
- wrap_here (""); /* Force out any buffered output */
+ wrap_here (""); /* Force out any buffered output. */
gdb_flush (gdb_stdout);
annotate_error_begin ();
}
}
-NORETURN static void ATTR_NORETURN ATTR_FORMAT (printf, 3, 0)
+static void ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF (3, 0)
throw_it (enum return_reason reason, enum errors error, const char *fmt,
va_list ap)
{
throw_exception (e);
}
-NORETURN void
+void
throw_verror (enum errors error, const char *fmt, va_list ap)
{
throw_it (RETURN_ERROR, error, fmt, ap);
}
-NORETURN void
+void
throw_vfatal (const char *fmt, va_list ap)
{
throw_it (RETURN_QUIT, GDB_NO_ERROR, fmt, ap);
}
-NORETURN void
+void
throw_error (enum errors error, const char *fmt, ...)
{
va_list args;
+
va_start (args, fmt);
throw_it (RETURN_ERROR, error, fmt, args);
va_end (args);
be replaced by judicious use of QUIT. */
/* MAYBE: cagney/1999-11-05: catch_errors() in conjunction with
- error() et.al. could maintain a set of flags that indicate the the
+ error() et al. could maintain a set of flags that indicate the the
current state of each of the longjmp buffers. This would give the
longjmp code the chance to detect a longjmp botch (before it gets
to longjmperror()). Prior to 1999-11-05 this wasn't possible as
code also randomly used a SET_TOP_LEVEL macro that directly
- initialize the longjmp buffers. */
+ initialized the longjmp buffers. */
int
catch_exceptions (struct ui_out *uiout,
return_mask mask)
{
volatile struct gdb_exception exception;
+
TRY_CATCH (exception, mask)
{
(*func) (uiout, func_args);
{
volatile struct gdb_exception exception;
volatile int val = 0;
+
TRY_CATCH (exception, mask)
{
val = (*func) (uiout, func_args);
{
volatile int val = 0;
volatile struct gdb_exception exception;
+
TRY_CATCH (exception, mask)
{
val = func (func_args);
char *arg, int from_tty, return_mask mask)
{
volatile struct gdb_exception e;
+
TRY_CATCH (e, mask)
{
command (arg, from_tty);