* serial.h (SERIAL_SET_TTY_STATE): Comment return value.

[deliverable/binutils-gdb.git] / gdb / breakpoint.h

diff --git a/gdb/breakpoint.h b/gdb/breakpoint.h
index 5c7e69d116d3dad10a5f11f5e2f9ebd11a47a8c5..2bebe3e4f5b59a75b0a63d04fdf634e98f0d2ddf 100644 (file)
--- a/gdb/breakpoint.h
+++ b/gdb/breakpoint.h
@@ -33,9 +33,6 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 /* FIXME In the future, we should fold all other breakpoint-like things into
    here.  This includes:
 
-   * call-dummy (the breakpoint at the end of a subroutine stub that gdb
-      uses to call functions in the target) (definately). 
-
    * single-step (for machines where we have to simulate single stepping)
       (probably, though perhaps it is better for it to look as much as
       possible like a single-step to wait_for_inferior).  */
@@ -53,6 +50,12 @@ enum bptype {
   bp_step_resume,
 
   /* The breakpoint at the end of a call dummy.  */
+  /* FIXME: What if the function we are calling longjmp()s out of the
+     call, or the user gets out with the "return" command?  We currently
+     have no way of cleaning up the breakpoint in these (obscure) situations.
+     (Probably can solve this by noticing longjmp, "return", etc., it's
+     similar to noticing when a watchpoint on a local variable goes out
+     of scope (with hardware support for watchpoints)).  */
   bp_call_dummy
 };
 
@@ -159,11 +162,8 @@ extern void bpstat_clear PARAMS ((bpstat *));
    is part of the bpstat is copied as well.  */
 extern bpstat bpstat_copy PARAMS ((bpstat));
 
-/* Get a bpstat associated with having just stopped at address *PC
-   and frame address FRAME_ADDRESS.  Update *PC to point at the
-   breakpoint (if we hit a breakpoint).  */
 /* FIXME:  prototypes uses equivalence between FRAME_ADDR and CORE_ADDR */
-extern bpstat bpstat_stop_status PARAMS ((CORE_ADDR *, CORE_ADDR));
+extern bpstat bpstat_stop_status PARAMS ((CORE_ADDR *, CORE_ADDR, int));
 \f
 /* This bpstat_what stuff tells wait_for_inferior what to do with a
    breakpoint (a challenging task).  */
@@ -319,6 +319,9 @@ set_default_breakpoint PARAMS ((int, CORE_ADDR, struct symtab *, int));
 extern void
 mark_breakpoints_out PARAMS ((void));
 
+extern void
+breakpoint_init_inferior PARAMS ((void));
+
 extern void
 delete_breakpoint PARAMS ((struct breakpoint *));