[PATCH RFA] breakpoint.c: More check_duplicates() changes.
Eli Zaretskii
eliz@is.elta.co.il
Sat May 12 03:15:00 GMT 2001
> Date: Sat, 12 May 2001 01:01:25 -0700
> From: Kevin Buettner <kevinb@cygnus.com>
>
> +/* Return true for all breakpoint types which are permitted to have
> + addresses which may be a duplicate of some other breakpoint. E.g,
> + watchpoints will always have zero valued addresses and we don't
> + want check_duplicates() to mark a watchpoint as a duplicate of an
> + actual breakpoint at address zero. */
> +
> +static int
> +duplicate_okay (struct breakpoint *bpt)
> +{
> + enum bptype type = bpt->type;
> +
> + return type == bp_watchpoint
> + || type == bp_hardware_watchpoint
> + || type == bp_read_watchpoint
> + || type == bp_access_watchpoint
> + || type == bp_catch_exec
> + || type == bp_longjmp_resume
> + || type == bp_catch_fork
> + || type == bp_catch_vfork;
> +}
> +
Is it perhaps possible to explain, for each of these types, why it is
okay to duplicate it? The comment only gives one example.
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