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2011-02-15 Paul Pluzhnikov <ppluzhnikov@google.com>

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* breakpoint.c ((create_overlay_event_breakpoint): Const-propagate
	parameter value.
	(create_longjmp_master_breakpoint): Loop over longjmp names.
	(create_std_terminate_master_breakpoint): Const-propagate parameter
	value.
	(update_breakpoints_after_exec): Adjust.
	(breakpoint_re_set): Adjust.
This commit is contained in:
Paul Pluzhnikov
2011-02-15 21:23:34 +00:00
parent 60f98dde0a
commit af02033e0a
2 changed files with 53 additions and 32 deletions
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75
gdb/breakpoint.c
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@@ -2218,9 +2218,10 @@ create_internal_breakpoint (struct gdbarch *gdbarch,
}
static void
create_overlay_event_breakpoint (char *func_name)
create_overlay_event_breakpoint (void)
{
struct objfile *objfile;
const char *const func_name = "_ovly_debug_event";
ALL_OBJFILES (objfile)
{
@@ -2251,48 +2252,64 @@ create_overlay_event_breakpoint (char *func_name)
}
static void
create_longjmp_master_breakpoint (char *func_name)
create_longjmp_master_breakpoint (void)
{
struct program_space *pspace;
struct objfile *objfile;
struct cleanup *old_chain;
old_chain = save_current_program_space ();
ALL_PSPACES (pspace)
ALL_OBJFILES (objfile)
{
struct breakpoint *b;
struct minimal_symbol *m;
{
struct objfile *objfile;
if (!gdbarch_get_longjmp_target_p (get_objfile_arch (objfile)))
set_current_program_space (pspace);
ALL_OBJFILES (objfile)
{
const char *const longjmp_names[]
= { "longjmp", "_longjmp", "siglongjmp", "_siglongjmp" };
const int num_longjmp_names
= sizeof (longjmp_names) / sizeof (longjmp_names[0]);
int i;
struct gdbarch *gdbarch;
gdbarch = get_objfile_arch (objfile);
if (!gdbarch_get_longjmp_target_p (gdbarch))
continue;
set_current_program_space (pspace);
for (i = 0; i < num_longjmp_names; i++)
{
struct breakpoint *b;
struct minimal_symbol *m;
const char *func_name;
m = lookup_minimal_symbol_text (func_name, objfile);
if (m == NULL)
continue;
func_name = longjmp_names[i];
m = lookup_minimal_symbol_text (func_name, objfile);
if (m == NULL)
continue;
b = create_internal_breakpoint (get_objfile_arch (objfile),
SYMBOL_VALUE_ADDRESS (m),
bp_longjmp_master);
b->addr_string = xstrdup (func_name);
b->enable_state = bp_disabled;
b = create_internal_breakpoint (gdbarch,
SYMBOL_VALUE_ADDRESS (m),
bp_longjmp_master);
b->addr_string = xstrdup (func_name);
b->enable_state = bp_disabled;
}
}
}
update_global_location_list (1);
do_cleanups (old_chain);
}
/* Create a master std::terminate breakpoint. The actual function
looked for is named FUNC_NAME. */
/* Create a master std::terminate breakpoint. */
static void
create_std_terminate_master_breakpoint (const char *func_name)
create_std_terminate_master_breakpoint (void)
{
struct program_space *pspace;
struct objfile *objfile;
struct cleanup *old_chain;
const char *const func_name = "std::terminate()";
old_chain = save_current_program_space ();
@@ -2462,12 +2479,9 @@ update_breakpoints_after_exec (void)
}
}
/* FIXME what about longjmp breakpoints? Re-create them here? */
create_overlay_event_breakpoint ("_ovly_debug_event");
create_longjmp_master_breakpoint ("longjmp");
create_longjmp_master_breakpoint ("_longjmp");
create_longjmp_master_breakpoint ("siglongjmp");
create_longjmp_master_breakpoint ("_siglongjmp");
create_std_terminate_master_breakpoint ("std::terminate()");
create_overlay_event_breakpoint ();
create_longjmp_master_breakpoint ();
create_std_terminate_master_breakpoint ();
create_exception_master_breakpoint ();
}
@@ -10719,12 +10733,9 @@ breakpoint_re_set (void)
do_cleanups (old_chain);
create_overlay_event_breakpoint ("_ovly_debug_event");
create_longjmp_master_breakpoint ("longjmp");
create_longjmp_master_breakpoint ("_longjmp");
create_longjmp_master_breakpoint ("siglongjmp");
create_longjmp_master_breakpoint ("_siglongjmp");
create_std_terminate_master_breakpoint ("std::terminate()");
create_overlay_event_breakpoint ();
create_longjmp_master_breakpoint ();
create_std_terminate_master_breakpoint ();
create_exception_master_breakpoint ();
}