OpenE2K/binutils-gdb
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* breakpoint.c (ignore, condition): Move usage note into body of

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help text, so first line can be one-line summary.
This commit is contained in:
Stan Shebs 1994-07-23 22:01:44 +00:00
parent a4798dec3d
commit 557f3a0e60
2 changed files with 28 additions and 19 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
Sat Jul 23 14:36:09 1994 Stan Shebs (shebs@andros.cygnus.com)
* breakpoint.c (ignore, condition): Move usage note into body of
help text, so first line can be one-line summary.
Sat Jul 23 00:58:15 1994 Stu Grossman (grossman@cygnus.com)
* target.c (unpush_target): Fix handling of removal of top target.

42
gdb/breakpoint.c
View File

@ -1083,8 +1083,6 @@ bpstat_alloc (b, cbs)
return bs;
}
/* Possible return values for watchpoint_check (this can't be an enum
because of check_errors). */
/* The watchpoint has been deleted. */
@ -1095,6 +1093,7 @@ bpstat_alloc (b, cbs)
#define WP_VALUE_NOT_CHANGED 3
/* Check watchpoint condition. */
static int
watchpoint_check (p)
char *p;
@ -1109,11 +1108,13 @@ watchpoint_check (p)
saved_frame = selected_frame;
saved_level = selected_frame_level;
if (bs->breakpoint_at->exp_valid_block == NULL)
b = bs->breakpoint_at;
if (b->exp_valid_block == NULL)
within_current_scope = 1;
else
{
fr = find_frame_addr_in_frame_chain (bs->breakpoint_at->watchpoint_frame);
fr = find_frame_addr_in_frame_chain (b->watchpoint_frame);
within_current_scope = (fr != NULL);
if (within_current_scope)
/* If we end up stopping, the current frame will get selected
@ -1131,12 +1132,12 @@ watchpoint_check (p)
value_ptr mark = value_mark ();
value_ptr new_val = evaluate_expression (bs->breakpoint_at->exp);
if (!value_equal (bs->breakpoint_at->val, new_val))
if (!value_equal (b->val, new_val))
{
release_value (new_val);
value_free_to_mark (mark);
bs->old_val = bs->breakpoint_at->val;
bs->breakpoint_at->val = new_val;
bs->old_val = b->val;
b->val = new_val;
/* We will stop here */
select_frame (saved_frame, saved_level);
return WP_VALUE_CHANGED;
@ -1163,9 +1164,9 @@ watchpoint_check (p)
printf_filtered ("\
Watchpoint %d deleted because the program has left the block in\n\
which its expression is valid.\n", bs->breakpoint_at->number);
if (bs->breakpoint_at->related_breakpoint)
delete_breakpoint (bs->breakpoint_at->related_breakpoint);
delete_breakpoint (bs->breakpoint_at);
if (b->related_breakpoint)
delete_breakpoint (b->related_breakpoint);
delete_breakpoint (b);
select_frame (saved_frame, saved_level);
return WP_DELETED;
@ -2376,10 +2377,11 @@ break_command_1 (arg, flag, from_tty)
}
if (hardwareflag)
{
int i, other_type_used, target_resources_ok;
i = hw_breakpoint_used_count();
target_resources_ok = TARGET_CAN_USE_HARDWARE_WATCHPOINT(
bp_hardware_breakpoint, i+sals.nelts, 0);
int i, target_resources_ok;
i = hw_breakpoint_used_count ();
target_resources_ok = TARGET_CAN_USE_HARDWARE_WATCHPOINT (
bp_hardware_breakpoint, i + sals.nelts, 0);
if (target_resources_ok == 0)
error ("No hardware breakpoint support in the target.");
else if (target_resources_ok < 0)
@ -3584,9 +3586,10 @@ is valid is not currently in scope.\n", bpt->number);
bpt->type == bp_access_watchpoint)
{
int i = hw_watchpoint_used_count (bpt->type, &other_type_used);
int mem_cnt = can_use_hardware_watchpoint(bpt->val);
int mem_cnt = can_use_hardware_watchpoint (bpt->val);
target_resources_ok = TARGET_CAN_USE_HARDWARE_WATCHPOINT(
bpt->type, i+mem_cnt, other_type_used);
bpt->type, i + mem_cnt, other_type_used);
/* we can consider of type is bp_hardware_watchpoint, convert to
bp_watchpoint in the following condition */
if (target_resources_ok < 0)
@ -3813,7 +3816,8 @@ _initialize_breakpoint ()
breakpoint_count = 0;
add_com ("ignore", class_breakpoint, ignore_command,
"Set ignore-count of breakpoint number N to COUNT.");
"Set ignore-count of breakpoint number N to COUNT.\n\
Usage is `ignore N COUNT'.");
add_com ("commands", class_breakpoint, commands_command,
"Set commands to be executed when a breakpoint is hit.\n\
@ -3826,8 +3830,8 @@ then no output is printed when it is hit, except what the commands print.");
add_com ("condition", class_breakpoint, condition_command,
"Specify breakpoint number N to break only if COND is true.\n\
N is an integer; COND is an expression to be evaluated whenever\n\
breakpoint N is reached. ");
Usage is `condition N COND', where N is an integer and COND is an\n\
expression to be evaluated whenever breakpoint N is reached. ");
add_com ("tbreak", class_breakpoint, tbreak_command,
"Set a temporary breakpoint. Args like \"break\" command.\n\