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Add "task" keyword to the "watch" command

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Breakpoints in gdb can be made specific to an Ada task using the
"task" qualifier.  This patch applies this same idea to watchpoints.
This commit is contained in:
Tom Tromey
2021-08-30 13:58:48 -06:00
parent 36cb9e7e17
commit 8a18382f94
5 changed files with 175 additions and 1 deletions
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12
gdb/breakpoint.c
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@@ -10557,6 +10557,7 @@ watch_command_1 (const char *arg, int accessflag, int from_tty,
the hardware watchpoint. */
bool use_mask = false;
CORE_ADDR mask = 0;
int task = 0;
/* Make sure that we actually have parameters to parse. */
if (arg != NULL && arg[0] != '\0')
@@ -10612,6 +10613,16 @@ watch_command_1 (const char *arg, int accessflag, int from_tty,
thread = thr->global_num;
}
else if (toklen == 4 && startswith (tok, "task"))
{
char *tmp;
task = strtol (value_start, &tmp, 0);
if (tmp == value_start)
error (_("Junk after task keyword."));
if (!valid_task_id (task))
error (_("Unknown task %d."), task);
}
else if (toklen == 4 && startswith (tok, "mask"))
{
/* We've found a "mask" token, which means the user wants to
@@ -10785,6 +10796,7 @@ watch_command_1 (const char *arg, int accessflag, int from_tty,
init_raw_breakpoint_without_location (w.get (), NULL, bp_type,
&watchpoint_breakpoint_ops);
w->thread = thread;
w->task = task;
w->disposition = disp_donttouch;
w->pspace = current_program_space;
w->exp = std::move (exp);