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| author | Ulrich Weigand <uweigand@de.ibm.com> | 2009-07-31 14:31:16 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@de.ibm.com> | 2009-07-31 14:31:16 +0000 |
| commit | 8bea4e01db202d301348221cff486a4fe78e86a1 (patch) | |
| tree | 3216998baf58a7ef6af662db999fd51d92a5365a /gdb/breakpoint.h | |
| parent | 7a321525ff614c750174eb62b6204e6e7e29311d (diff) | |
| download | gdb-8bea4e01db202d301348221cff486a4fe78e86a1.zip gdb-8bea4e01db202d301348221cff486a4fe78e86a1.tar.gz gdb-8bea4e01db202d301348221cff486a4fe78e86a1.tar.bz2 | |
* breakpoint.h (enum enable_state): Add bp_startup_disabled.
(disable_breakpoints_before_startup): Add prototype.
(enable_breakpoints_after_startup): Likewise.
* breakpoint.c (executing_startup): New static variable.
(describe_other_breakpoints): Handle bp_startup_disabled.
(check_duplicates_for): Likewise.
(disable_breakpoints_before_startup): New function.
(enable_breakpoints_after_startup): New function.
(create_breakpoint): Mark new breakpoints as bp_startup_disabled
if executing_startup flag is true.
(break_command_really): Likewise.
(breakpoint_re_set_one): Skip bp_startup_disabled breakpoints.
Diffstat (limited to 'gdb/breakpoint.h')
| -rw-r--r-- | gdb/breakpoint.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gdb/breakpoint.h b/gdb/breakpoint.h index 6731e68..d8fe047 100644 --- a/gdb/breakpoint.h +++ b/gdb/breakpoint.h @@ -135,6 +135,12 @@ enum enable_state automatically enabled and reset when the call "lands" (either completes, or stops at another eventpoint). */ + bp_startup_disabled,/* The eventpoint has been disabled during inferior + startup. This is necessary on some targets where + the main executable will get relocated during + startup, making breakpoint addresses invalid. + The eventpoint will be automatically enabled and + reset once inferior startup is complete. */ bp_permanent /* There is a breakpoint instruction hard-wired into the target's code. Don't try to write another breakpoint instruction on top of it, or restore @@ -810,6 +816,19 @@ extern void disable_watchpoints_before_interactive_call_start (void); extern void enable_watchpoints_after_interactive_call_stop (void); +/* These functions disable and re-enable all breakpoints during + inferior startup. They are intended to be called from solib + code where necessary. This is needed on platforms where the + main executable is relocated at some point during startup + processing, making breakpoint addresses invalid. + + If additional breakpoints are created after the routine + disable_breakpoints_before_startup but before the routine + enable_breakpoints_after_startup was called, they will also + be marked as disabled. */ +extern void disable_breakpoints_before_startup (void); +extern void enable_breakpoints_after_startup (void); + /* For script interpreters that need to define breakpoint commands after they've already read the commands into a struct command_line. */ extern enum command_control_type commands_from_control_command |