Where it is, why it stopped, and how to step it.
Copyright (C) 1986, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
- 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
- Free Software Foundation, Inc.
+ 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
+ 2011 Free Software Foundation, Inc.
This file is part of GDB.
struct ui_out;
struct terminal_info;
+#include "ptid.h"
+
/* For bpstat. */
#include "breakpoint.h"
extern struct regcache *
get_infcall_suspend_state_regcache (struct infcall_suspend_state *);
-/* The -1 ptid, often used to indicate either an error condition
- or a "don't care" condition, i.e, "run all threads." */
-extern ptid_t minus_one_ptid;
-
-/* The null or zero ptid, often used to indicate no process. */
-extern ptid_t null_ptid;
-
-/* Attempt to find and return an existing ptid with the given PID, LWP,
- and TID components. If none exists, create a new one and return
- that. */
-ptid_t ptid_build (int pid, long lwp, long tid);
-
-/* Find/Create a ptid from just a pid. */
-ptid_t pid_to_ptid (int pid);
-
-/* Fetch the pid (process id) component from a ptid. */
-int ptid_get_pid (ptid_t ptid);
-
-/* Fetch the lwp (lightweight process) component from a ptid. */
-long ptid_get_lwp (ptid_t ptid);
-
-/* Fetch the tid (thread id) component from a ptid. */
-long ptid_get_tid (ptid_t ptid);
-
-/* Compare two ptids to see if they are equal */
-extern int ptid_equal (ptid_t p1, ptid_t p2);
-
-/* Return true if PTID represents a process id. */
-extern int ptid_is_pid (ptid_t ptid);
-
/* Returns true if PTID matches filter FILTER. FILTER can be the wild
card MINUS_ONE_PTID (all ptid match it); can be a ptid representing
a process (ptid_is_pid returns true), in which case, all lwps and
extern const char *get_inferior_io_terminal (void);
/* Collected pid, tid, etc. of the debugged inferior. When there's
- no inferior, PIDGET (inferior_ptid) will be 0. */
+ no inferior, PIDGET (inferior_ptid) will be 0. */
extern ptid_t inferior_ptid;
/* Are we simulating synchronous execution? This is used in async gdb
to implement the 'run', 'continue' etc commands, which will not
- redisplay the prompt until the execution is actually over. */
+ redisplay the prompt until the execution is actually over. */
extern int sync_execution;
-/* Inferior environment. */
+/* Inferior environment. */
extern void clear_proceed_status (void);
/* If set, the inferior should be controlled in non-stop mode. In
this mode, each thread is controlled independently. Execution
- commands apply only to the the selected thread by default, and stop
+ commands apply only to the selected thread by default, and stop
events stop only the thread that had the event -- the other threads
are kept running freely. */
extern int non_stop;
struct type *type, gdb_byte *buf,
CORE_ADDR addr);
-extern void wait_for_inferior (int treat_exec_as_sigtrap);
+extern void wait_for_inferior (void);
extern void prepare_for_detach (void);
extern void resume (int, enum target_signal);
+extern ptid_t user_visible_resume_ptid (int step);
+
+extern void insert_step_resume_breakpoint_at_sal (struct gdbarch *,
+ struct symtab_and_line ,
+ struct frame_id);
+
/* From misc files */
extern void default_print_registers_info (struct gdbarch *gdbarch,
extern void interrupt_target_1 (int all_threads);
+extern void delete_longjmp_breakpoint_cleanup (void *arg);
+
extern void detach_command (char *, int);
extern void notice_new_inferior (ptid_t, int, int);
setting up a remote connection; it is like STOP_QUIETLY_NO_SIGSTOP
except that there is no need to hide a signal. */
-/* It is also used after attach, due to attaching to a process. This
+/* It is also used after attach, due to attaching to a process. This
is a bit trickier. When doing an attach, the kernel stops the
debuggee with a SIGSTOP. On newer GNU/Linux kernels (>= 2.5.61)
- the handling of SIGSTOP for a ptraced process has changed. Earlier
+ the handling of SIGSTOP for a ptraced process has changed. Earlier
versions of the kernel would ignore these SIGSTOPs, while now
SIGSTOP is treated like any other signal, i.e. it is not muffled.
the global variable stop_signal (which stores the signal from the
attach, SIGSTOP) to the ptrace(PTRACE_CONT,...) call. This is
problematic, because the kernel doesn't ignore such SIGSTOP
- now. I.e. it is reported back to gdb, which in turn presents it
+ now. I.e. it is reported back to gdb, which in turn presents it
back to the user.
To avoid the problem, we use STOP_QUIETLY_NO_SIGSTOP, which allows
enum exec_direction_kind
{
EXEC_FORWARD,
- EXEC_REVERSE,
- EXEC_ERROR
+ EXEC_REVERSE
};
-extern enum exec_direction_kind execution_direction;
+/* The current execution direction. This should only be set to enum
+ exec_direction_kind values. It is only an int to make it
+ compatible with make_cleanup_restore_integer. */
+extern int execution_direction;
/* Save register contents here when executing a "finish" command or are
about to pop a stack dummy frame, if-and-only-if proceed_to_finish is set.
void displaced_step_dump_bytes (struct ui_file *file,
const gdb_byte *buf, size_t len);
+struct displaced_step_closure *get_displaced_step_closure_by_addr (CORE_ADDR addr);
\f
/* Possible values for gdbarch_call_dummy_location. */
#define ON_STACK 1
/* If STARTUP_WITH_SHELL is set, GDB's "run"
will attempts to start up the debugee under a shell.
- This is in order for argument-expansion to occur. E.g.,
+ This is in order for argument-expansion to occur. E.g.,
(gdb) run *
The "*" gets expanded by the shell into a list of files.
While this is a nice feature, it turns out to interact badly
be 1 if target is not started up with a shell, 2 if it is.
- RT
If you disable this, you need to decrement
- START_INFERIOR_TRAPS_EXPECTED in tm.h. */
+ START_INFERIOR_TRAPS_EXPECTED in tm.h. */
#define STARTUP_WITH_SHELL 1
#if !defined(START_INFERIOR_TRAPS_EXPECTED)
#define START_INFERIOR_TRAPS_EXPECTED 2
/* Private data used by the target vector implementation. */
struct private_inferior *private;
+ /* HAS_EXIT_CODE is true if the inferior exited with an exit code.
+ In this case, the EXIT_CODE field is also valid. */
+ int has_exit_code;
+ LONGEST exit_code;
+
/* We keep a count of the number of times the user has requested a
particular syscall to be tracked, and pass this information to the
target. This lets capable targets implement filtering directly. */
void *),
void *);
-/* Prints the list of inferiors and their details on UIOUT.
-
- If REQUESTED_INFERIOR is not -1, it's the GDB id of the inferior
- that should be printed. Otherwise, all inferiors are printed. */
-extern void print_inferior (struct ui_out *uiout, int requested_inferior);
-
/* Returns true if the inferior list is not empty. */
extern int have_inferiors (void);
projects / deliverable / binutils-gdb.git / blobdiff