X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gdb%2Fbreakpoint.h;h=9f7600a3b7d74ba17de15a12a38f793ea3136c00;hb=25b41d01eaa6f8f68491ef2eb65ca403907269f7;hp=17f627ba666dc60cd7b4391aa324ab49dd62ea6c;hpb=69de3c6af9e2484e4ac27d2a79fa2abb25b552d9;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/breakpoint.h b/gdb/breakpoint.h index 17f627ba66..9f7600a3b7 100644 --- a/gdb/breakpoint.h +++ b/gdb/breakpoint.h @@ -1,6 +1,6 @@ /* Data structures associated with breakpoints in GDB. Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, - 2002, 2003, 2004, 2007, 2008, 2009 Free Software Foundation, Inc. + 2002, 2003, 2004, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. This file is part of GDB. @@ -33,7 +33,8 @@ struct block; #define BREAKPOINT_MAX 16 -/* Type of breakpoint. */ + +/* Type of breakpoint. */ /* FIXME In the future, we should fold all other breakpoint-like things into here. This includes: @@ -82,6 +83,10 @@ enum bptype of scope (with hardware support for watchpoints)). */ bp_call_dummy, + /* A breakpoint set on std::terminate, that is used to catch + otherwise uncaught exceptions thrown during an inferior call. */ + bp_std_terminate, + /* Some dynamic linkers (HP, maybe Solaris) can arrange for special code in the inferior to run when significant events occur in the dynamic linker (for example a library is loaded or unloaded). @@ -110,9 +115,24 @@ enum bptype bp_overlay_event, + /* Master copies of longjmp breakpoints. These are always installed + as soon as an objfile containing longjmp is loaded, but they are + always disabled. While necessary, temporary clones of bp_longjmp + type will be created and enabled. */ + + bp_longjmp_master, + + /* Master copies of std::terminate breakpoints. */ + bp_std_terminate_master, + bp_catchpoint, bp_tracepoint, + bp_fast_tracepoint, + bp_static_tracepoint, + + /* Event for JIT compiled code generation or deletion. */ + bp_jit_event, }; /* States of enablement of breakpoint. */ @@ -128,6 +148,12 @@ 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 @@ -159,6 +185,9 @@ enum target_hw_bp_type struct bp_target_info { + /* Address space at which the breakpoint was placed. */ + struct address_space *placed_address_space; + /* Address at which the breakpoint was placed. This is normally the same as ADDRESS from the bp_location, except when adjustment happens in gdbarch_breakpoint_from_pc. The most common form of @@ -211,23 +240,27 @@ struct bp_location the same parent breakpoint. */ struct bp_location *next; - /* Pointer to the next breakpoint location, in a global - list of all breakpoint locations. */ - struct bp_location *global_next; - + /* The reference count. */ + int refc; + /* Type of this breakpoint location. */ enum bp_loc_type loc_type; /* Each breakpoint location must belong to exactly one higher-level - breakpoint. This and the DUPLICATE flag are more straightforward - than reference counting. */ + breakpoint. This pointer is NULL iff this bp_location is no + longer attached to a breakpoint. For example, when a breakpoint + is deleted, its locations may still be found in the + moribund_locations list, or if we had stopped for it, in + bpstats. */ struct breakpoint *owner; - /* Conditional. Break only if this expression's value is nonzero. - Unlike string form of condition, which is associated with breakpoint, - this is associated with location, since if breakpoint has several - locations, the evaluation of expression can be different for - different locations. */ + /* Conditional. Break only if this expression's value is nonzero. + Unlike string form of condition, which is associated with + breakpoint, this is associated with location, since if breakpoint + has several locations, the evaluation of expression can be + different for different locations. Only valid for real + breakpoints; a watchpoint's conditional expression is stored in + the owner breakpoint object. */ struct expression *cond; /* This location's address is in an unloaded solib, and so this @@ -251,6 +284,18 @@ struct bp_location /* Data for specific breakpoint types. These could be a union, but simplicity is more important than memory usage for breakpoints. */ + /* Architecture associated with this location's address. May be + different from the breakpoint architecture. */ + struct gdbarch *gdbarch; + + /* The program space associated with this breakpoint location + address. Note that an address space may be represented in more + than one program space (e.g. each uClinux program will be given + its own program space, but there will only be one address space + for all of them), but we must not insert more than one location + at the same address in the same address space. */ + struct program_space *pspace; + /* Note that zero is a perfectly valid code address on some platforms (for example, the mn10200 (OBSOLETE) and mn10300 simulators). NULL is not a special value for this field. Valid for all types except @@ -319,11 +364,14 @@ struct breakpoint_ops enum print_stop_action (*print_it) (struct breakpoint *); /* Display information about this breakpoint, for "info breakpoints". */ - void (*print_one) (struct breakpoint *, CORE_ADDR *); + void (*print_one) (struct breakpoint *, struct bp_location **); /* Display information about this breakpoint after setting it (roughly speaking; this is called from "mention"). */ void (*print_mention) (struct breakpoint *); + + /* Print to FP the CLI command that recreates this breakpoint. */ + void (*print_recreate) (struct breakpoint *, struct ui_file *fp); }; enum watchpoint_triggered @@ -339,9 +387,17 @@ enum watchpoint_triggered watch_triggered_yes }; +/* This is used to declare the VEC syscalls_to_be_caught. */ +DEF_VEC_I(int); + typedef struct bp_location *bp_location_p; DEF_VEC_P(bp_location_p); +/* A reference-counted struct command_line. This lets multiple + breakpoints share a single command list. This is an implementation + detail to the breakpoints module. */ +struct counted_command_line; + /* Note that the ->silent field is not currently used by any commands (though the code is in there if it was to be, and set_raw_breakpoint does set it to 0). I implemented it because I thought it would be @@ -380,13 +436,18 @@ struct breakpoint be continued automatically before really stopping. */ int ignore_count; /* Chain of command lines to execute when this breakpoint is hit. */ - struct command_line *commands; + struct counted_command_line *commands; /* Stack depth (address of frame). If nonzero, break only if fp equals this. */ struct frame_id frame_id; + /* The program space used to set the breakpoint. */ + struct program_space *pspace; + /* String we used to set the breakpoint (malloc'd). */ char *addr_string; + /* Architecture we used to set the breakpoint. */ + struct gdbarch *gdbarch; /* Language we used to set the breakpoint. */ enum language language; /* Input radix we used to set the breakpoint. */ @@ -394,14 +455,22 @@ struct breakpoint /* String form of the breakpoint condition (malloc'd), or NULL if there is no condition. */ char *cond_string; - /* String form of exp (malloc'd), or NULL if none. */ + /* String form of exp to use for displaying to the user (malloc'd), or + NULL if none. */ char *exp_string; + /* String form to use for reparsing of EXP (malloc'd) or NULL. */ + char *exp_string_reparse; /* The expression we are watching, or NULL if not a watchpoint. */ struct expression *exp; /* The largest block within which it is valid, or NULL if it is valid anywhere (e.g. consists just of global symbols). */ struct block *exp_valid_block; + /* The conditional expression if any. NULL if not a watchpoint. */ + struct expression *cond_exp; + /* The largest block within which it is valid, or NULL if it is + valid anywhere (e.g. consists just of global symbols). */ + struct block *cond_exp_valid_block; /* Value of the watchpoint the last time we checked it, or NULL when we do not know the value yet or the value was not readable. VAL is never lazy. */ @@ -421,6 +490,11 @@ struct breakpoint should be evaluated on the outermost frame. */ struct frame_id watchpoint_frame; + /* Holds the thread which identifies the frame this watchpoint + should be considered in scope for, or `null_ptid' if the + watchpoint should be evaluated in all threads. */ + ptid_t watchpoint_thread; + /* For hardware watchpoints, the triggered status according to the hardware. */ enum watchpoint_triggered watchpoint_triggered; @@ -447,6 +521,12 @@ struct breakpoint triggered. */ char *exec_pathname; + /* Syscall numbers used for the 'catch syscall' feature. + If no syscall has been specified for filtering, its value is NULL. + Otherwise, it holds a list of all syscalls to be caught. + The list elements are allocated with xmalloc. */ + VEC(int) *syscalls_to_be_caught; + /* Methods associated with this breakpoint. */ struct breakpoint_ops *ops; @@ -463,8 +543,20 @@ struct breakpoint disabling/ending. */ int pass_count; - /* Chain of action lines to execute when this tracepoint is hit. */ - struct action_line *actions; + /* The number of the tracepoint on the target. */ + int number_on_target; + + /* The static tracepoint marker id, if known. */ + char *static_trace_marker_id; + + /* LTTng/UST allow more than one marker with the same ID string, + although it unadvised because it confuses tools. When setting + static tracepoints by marker ID, this will record the index in + the array of markers we found for the given marker ID for which + this static tracepoint corresponds. When resetting + breakpoints, we will use this index to try to find the same + marker again. */ + int static_trace_marker_id_idx; }; typedef struct breakpoint *breakpoint_p; @@ -476,10 +568,6 @@ DEF_VEC_P(breakpoint_p); typedef struct bpstats *bpstat; -/* Frees any storage that is part of a bpstat. - Does not walk the 'next' chain. */ -extern void bpstat_free (bpstat); - /* Clears a chain of bpstat, freeing storage of each. */ extern void bpstat_clear (bpstat *); @@ -488,10 +576,24 @@ extern void bpstat_clear (bpstat *); is part of the bpstat is copied as well. */ extern bpstat bpstat_copy (bpstat); -extern bpstat bpstat_stop_status (CORE_ADDR pc, ptid_t ptid); +extern bpstat bpstat_stop_status (struct address_space *aspace, + CORE_ADDR pc, ptid_t ptid); /* This bpstat_what stuff tells wait_for_inferior what to do with a - breakpoint (a challenging task). */ + breakpoint (a challenging task). + + The enum values order defines priority-like order of the actions. + Once you've decided that some action is appropriate, you'll never + go back and decide something of a lower priority is better. Each + of these actions is mutually exclusive with the others. That + means, that if you find yourself adding a new action class here and + wanting to tell GDB that you have two simultaneous actions to + handle, something is wrong, and you probably don't actually need a + new action type. + + Note that a step resume breakpoint overrides another breakpoint of + signal handling (see comment in wait_for_inferior at where we set + the step_resume breakpoint). */ enum bpstat_what_main_action { @@ -500,18 +602,6 @@ enum bpstat_what_main_action else). */ BPSTAT_WHAT_KEEP_CHECKING, - /* Rather than distinguish between noisy and silent stops here, it - might be cleaner to have bpstat_print make that decision (also - taking into account stop_print_frame and source_only). But the - implications are a bit scary (interaction with auto-displays, etc.), - so I won't try it. */ - - /* Stop silently. */ - BPSTAT_WHAT_STOP_SILENT, - - /* Stop and print. */ - BPSTAT_WHAT_STOP_NOISY, - /* Remove breakpoints, single step once, then put them back in and go back to what we were doing. It's possible that this should be removed from the main_action and put into a separate field, to more @@ -528,15 +618,34 @@ enum bpstat_what_main_action BPSTAT_WHAT_KEEP_CHECKING. */ BPSTAT_WHAT_CLEAR_LONGJMP_RESUME, + /* Rather than distinguish between noisy and silent stops here, it + might be cleaner to have bpstat_print make that decision (also + taking into account stop_print_frame and source_only). But the + implications are a bit scary (interaction with auto-displays, etc.), + so I won't try it. */ + + /* Stop silently. */ + BPSTAT_WHAT_STOP_SILENT, + + /* Stop and print. */ + BPSTAT_WHAT_STOP_NOISY, + /* Clear step resume breakpoint, and keep checking. */ BPSTAT_WHAT_STEP_RESUME, + }; + +/* An enum indicating the kind of "stack dummy" stop. This is a bit + of a misnomer because only one kind of truly a stack dummy. */ +enum stop_stack_kind + { + /* We didn't stop at a stack dummy breakpoint. */ + STOP_NONE = 0, - /* Check the dynamic linker's data structures for new libraries, then - keep checking. */ - BPSTAT_WHAT_CHECK_SHLIBS, + /* Stopped at a stack dummy. */ + STOP_STACK_DUMMY, - /* This is just used to keep track of how many enums there are. */ - BPSTAT_WHAT_LAST + /* Stopped at std::terminate. */ + STOP_STD_TERMINATE }; struct bpstat_what @@ -547,7 +656,7 @@ struct bpstat_what of BPSTAT_WHAT_STOP_SILENT or BPSTAT_WHAT_STOP_NOISY (the concept of continuing from a call dummy without popping the frame is not a useful one). */ - int call_dummy; + enum stop_stack_kind call_dummy; }; /* The possible return values for print_bpstat, print_it_normal, @@ -566,23 +675,15 @@ struct bpstat_what bpstat_what (bpstat); /* Find the bpstat associated with a breakpoint. NULL otherwise. */ bpstat bpstat_find_breakpoint (bpstat, struct breakpoint *); -/* Find a step_resume breakpoint associated with this bpstat. - (If there are multiple step_resume bp's on the list, this function - will arbitrarily pick one.) - - It is an error to use this function if BPSTAT doesn't contain a - step_resume breakpoint. - - See wait_for_inferior's use of this function. - */ -extern struct breakpoint *bpstat_find_step_resume_breakpoint (bpstat); - /* Nonzero if a signal that we got in wait() was due to circumstances explained by the BS. */ /* Currently that is true if we have hit a breakpoint, or if there is a watchpoint enabled. */ #define bpstat_explains_signal(bs) ((bs) != NULL) +/* Nonzero is this bpstat causes a stop. */ +extern int bpstat_causes_stop (bpstat); + /* Nonzero if we should step constantly (e.g. watchpoints on machines without hardware support). This isn't related to a specific bpstat, just to things like whether watchpoints are set. */ @@ -631,13 +732,41 @@ enum bp_print_how struct bpstats { - /* Linked list because there can be two breakpoints at the same - place, and a bpstat reflects the fact that both have been hit. */ + /* Linked list because there can be more than one breakpoint at + the same place, and a bpstat reflects the fact that all have + been hit. */ bpstat next; - /* Breakpoint that we are at. */ - const struct bp_location *breakpoint_at; - /* Commands left to be done. */ - struct command_line *commands; + + /* Location that caused the stop. Locations are refcounted, so + this will never be NULL. Note that this location may end up + detached from a breakpoint, but that does not necessary mean + that the struct breakpoint is gone. E.g., consider a + watchpoint with a condition that involves an inferior function + call. Watchpoint locations are recreated often (on resumes, + hence on infcalls too). Between creating the bpstat and after + evaluating the watchpoint condition, this location may hence + end up detached from its original owner watchpoint, even though + the watchpoint is still listed. If it's condition evaluates as + true, we still want this location to cause a stop, and we will + still need to know which watchpoint it was originally attached. + What this means is that we should not (in most cases) follow + the `bpstat->bp_location->owner' link, but instead use the + `breakpoint_at' field below. */ + struct bp_location *bp_location_at; + + /* Breakpoint that caused the stop. This is nullified if the + breakpoint ends up being deleted. See comments on + `bp_location_at' above for why do we need this field instead of + following the location's owner. */ + struct breakpoint *breakpoint_at; + + /* The associated command list. */ + struct counted_command_line *commands; + + /* Commands left to be done. This points somewhere in + base_command. */ + struct command_line *commands_left; + /* Old value associated with a watchpoint. */ struct value *old_val; @@ -672,17 +801,23 @@ enum breakpoint_here /* Prototypes for breakpoint-related functions. */ -extern enum breakpoint_here breakpoint_here_p (CORE_ADDR); +extern enum breakpoint_here breakpoint_here_p (struct address_space *, CORE_ADDR); -extern int moribund_breakpoint_here_p (CORE_ADDR); +extern int moribund_breakpoint_here_p (struct address_space *, CORE_ADDR); -extern int breakpoint_inserted_here_p (CORE_ADDR); +extern int breakpoint_inserted_here_p (struct address_space *, CORE_ADDR); -extern int regular_breakpoint_inserted_here_p (CORE_ADDR); +extern int regular_breakpoint_inserted_here_p (struct address_space *, CORE_ADDR); -extern int software_breakpoint_inserted_here_p (CORE_ADDR); +extern int software_breakpoint_inserted_here_p (struct address_space *, CORE_ADDR); -extern int breakpoint_thread_match (CORE_ADDR, ptid_t); +/* Returns true if there's a hardware watchpoint or access watchpoint + inserted in the range defined by ADDR and LEN. */ +extern int hardware_watchpoint_inserted_in_range (struct address_space *, + CORE_ADDR addr, + ULONGEST len); + +extern int breakpoint_thread_match (struct address_space *, CORE_ADDR, ptid_t); extern void until_break_command (char *, int, int); @@ -691,16 +826,17 @@ extern void breakpoint_re_set (void); extern void breakpoint_re_set_thread (struct breakpoint *); extern struct breakpoint *set_momentary_breakpoint - (struct symtab_and_line, struct frame_id, enum bptype); + (struct gdbarch *, struct symtab_and_line, struct frame_id, enum bptype); extern struct breakpoint *set_momentary_breakpoint_at_pc - (CORE_ADDR pc, enum bptype type); + (struct gdbarch *, CORE_ADDR pc, enum bptype type); extern struct breakpoint *clone_momentary_breakpoint (struct breakpoint *bpkt); extern void set_ignore_count (int, int, int); -extern void set_default_breakpoint (int, CORE_ADDR, struct symtab *, int); +extern void set_default_breakpoint (int, struct program_space *, + CORE_ADDR, struct symtab *, int); extern void breakpoint_init_inferior (enum inf_context); @@ -710,6 +846,10 @@ extern void delete_breakpoint (struct breakpoint *); extern void breakpoint_auto_delete (bpstat); +/* Return the chain of command lines to execute when this breakpoint + is hit. */ +extern struct command_line *breakpoint_commands (struct breakpoint *b); + extern void break_command (char *, int); extern void hbreak_command_wrapper (char *, int); @@ -720,16 +860,22 @@ extern void awatch_command_wrapper (char *, int); extern void rwatch_command_wrapper (char *, int); extern void tbreak_command (char *, int); -extern void set_breakpoint (char *address, char *condition, - int hardwareflag, int tempflag, - int thread, int ignore_count, - int pending, - int enabled); +extern int create_breakpoint (struct gdbarch *gdbarch, char *arg, + char *cond_string, int thread, + int parse_condition_and_thread, + int tempflag, enum bptype wanted_type, + int ignore_count, + enum auto_boolean pending_break_support, + struct breakpoint_ops *ops, + int from_tty, + int enabled); extern void insert_breakpoints (void); extern int remove_breakpoints (void); +extern int remove_breakpoints_pid (int pid); + /* This function can be used to physically insert eventpoints from the specified traced inferior process, without modifying the breakpoint package's state. This can be useful for those targets which support @@ -765,12 +911,20 @@ extern void update_breakpoints_after_exec (void); inferior_ptid. */ extern int detach_breakpoints (int); -extern void set_longjmp_breakpoint (void); +/* This function is called when program space PSPACE is about to be + deleted. It takes care of updating breakpoints to not reference + this PSPACE anymore. */ +extern void breakpoint_program_space_exit (struct program_space *pspace); + +extern void set_longjmp_breakpoint (int thread); extern void delete_longjmp_breakpoint (int thread); extern void enable_overlay_breakpoints (void); extern void disable_overlay_breakpoints (void); +extern void set_std_terminate_breakpoint (void); +extern void delete_std_terminate_breakpoint (void); + /* These functions respectively disable or reenable all currently enabled watchpoints. When disabled, the watchpoints are marked call_disabled. When reenabled, they are marked enabled. @@ -796,6 +950,19 @@ 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 @@ -807,6 +974,8 @@ extern int get_number (char **); extern int get_number_or_range (char **); +extern struct breakpoint *get_breakpoint (int num); + /* The following are for displays, which aren't really breakpoints, but here is as good a place as any for them. */ @@ -822,14 +991,22 @@ extern void disable_breakpoint (struct breakpoint *); extern void enable_breakpoint (struct breakpoint *); +extern void breakpoint_set_commands (struct breakpoint *b, + struct command_line *commands); + /* Clear the "inserted" flag in all breakpoints. */ extern void mark_breakpoints_out (void); extern void make_breakpoint_permanent (struct breakpoint *); -extern struct breakpoint *create_solib_event_breakpoint (CORE_ADDR); +extern struct breakpoint *create_jit_event_breakpoint (struct gdbarch *, + CORE_ADDR); -extern struct breakpoint *create_thread_event_breakpoint (CORE_ADDR); +extern struct breakpoint *create_solib_event_breakpoint (struct gdbarch *, + CORE_ADDR); + +extern struct breakpoint *create_thread_event_breakpoint (struct gdbarch *, + CORE_ADDR); extern void remove_solib_event_breakpoints (void); @@ -850,14 +1027,18 @@ extern int remove_hw_watchpoints (void); /* Manage a software single step breakpoint (or two). Insert may be called twice before remove is called. */ -extern void insert_single_step_breakpoint (CORE_ADDR); +extern void insert_single_step_breakpoint (struct gdbarch *, + struct address_space *, CORE_ADDR); +extern int single_step_breakpoints_inserted (void); extern void remove_single_step_breakpoints (void); +extern void cancel_single_step_breakpoints (void); /* Manage manual breakpoints, separate from the normal chain of breakpoints. These functions are used in murky target-specific ways. Please do not add more uses! */ -extern void *deprecated_insert_raw_breakpoint (CORE_ADDR); -extern int deprecated_remove_raw_breakpoint (void *); +extern void *deprecated_insert_raw_breakpoint (struct gdbarch *, + struct address_space *, CORE_ADDR); +extern int deprecated_remove_raw_breakpoint (struct gdbarch *, void *); /* Check if any hardware watchpoints have triggered, according to the target. */ @@ -875,12 +1056,27 @@ extern int breakpoints_always_inserted_mode (void); in our opinion won't ever trigger. */ extern void breakpoint_retire_moribund (void); +/* Set break condition of breakpoint B to EXP. */ +extern void set_breakpoint_condition (struct breakpoint *b, char *exp, + int from_tty); + +/* Checks if we are catching syscalls or not. + Returns 0 if not, greater than 0 if we are. */ +extern int catch_syscall_enabled (void); + +/* Checks if we are catching syscalls with the specific + syscall_number. Used for "filtering" the catchpoints. + Returns 0 if not, greater than 0 if we are. */ +extern int catching_syscall_number (int syscall_number); + /* Tell a breakpoint to be quiet. */ extern void make_breakpoint_silent (struct breakpoint *); /* Return a tracepoint with the given number if found. */ extern struct breakpoint *get_tracepoint (int num); +extern struct breakpoint *get_tracepoint_by_number_on_target (int num); + /* Find a tracepoint by parsing a number in the supplied string. */ extern struct breakpoint *get_tracepoint_by_number (char **arg, int multi_p, int optional_p); @@ -889,4 +1085,20 @@ extern struct breakpoint *get_tracepoint_by_number (char **arg, int multi_p, is newly allocated; the caller should free when done with it. */ extern VEC(breakpoint_p) *all_tracepoints (void); +extern int is_tracepoint (const struct breakpoint *b); + +/* Return a vector of all static tracepoints defined at ADDR. The + vector is newly allocated; the caller should free when done with + it. */ +extern VEC(breakpoint_p) *static_tracepoints_here (CORE_ADDR addr); + +/* Function that can be passed to read_command_line to validate + that each command is suitable for tracepoint command list. */ +extern void check_tracepoint_command (char *line, void *closure); + +/* Call at the start and end of an "rbreak" command to register + breakpoint numbers for a later "commands" command. */ +extern void start_rbreak_breakpoints (void); +extern void end_rbreak_breakpoints (void); + #endif /* !defined (BREAKPOINT_H) */