diff options
Diffstat (limited to 'gdb/breakpoint.c')
| -rw-r--r-- | gdb/breakpoint.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c index 4cf9e67..f2b973a 100644 --- a/gdb/breakpoint.c +++ b/gdb/breakpoint.c @@ -196,6 +196,8 @@ static void tcatch_command (char *arg, int from_tty); static void ep_skip_leading_whitespace (char **s); +static void detach_single_step_breakpoints (void); + static int single_step_breakpoint_inserted_here_p (struct address_space *, CORE_ADDR pc); @@ -2383,6 +2385,10 @@ detach_breakpoints (int pid) if (b->inserted) val |= remove_breakpoint_1 (b, mark_inserted); } + + /* Detach single-step breakpoints as well. */ + detach_single_step_breakpoints (); + do_cleanups (old_chain); return val; } @@ -10491,6 +10497,39 @@ remove_single_step_breakpoints (void) } } +/* Delete software single step breakpoints without removing them from + the inferior. This is intended to be used if the inferior's address + space where they were inserted is already gone, e.g. after exit or + exec. */ + +void +cancel_single_step_breakpoints (void) +{ + int i; + + for (i = 0; i < 2; i++) + if (single_step_breakpoints[i]) + { + xfree (single_step_breakpoints[i]); + single_step_breakpoints[i] = NULL; + single_step_gdbarch[i] = NULL; + } +} + +/* Detach software single-step breakpoints from INFERIOR_PTID without + removing them. */ + +static void +detach_single_step_breakpoints (void) +{ + int i; + + for (i = 0; i < 2; i++) + if (single_step_breakpoints[i]) + target_remove_breakpoint (single_step_gdbarch[i], + single_step_breakpoints[i]); +} + /* Check whether a software single-step breakpoint is inserted at PC. */ static int |