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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [gdb/] [tracepoint.h] - Blame information for rev 157

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1 24 jeremybenn
/* Data structures associated with tracepoints in GDB.
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   Copyright (C) 1997, 1998, 1999, 2000, 2007, 2008
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   Free Software Foundation, Inc.
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   This file is part of GDB.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
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#if !defined (TRACEPOINT_H)
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#define TRACEPOINT_H 1
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/* The data structure for an action: */
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struct action_line
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  {
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    struct action_line *next;
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    char *action;
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  };
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/* The data structure for a tracepoint: */
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struct tracepoint
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  {
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    struct tracepoint *next;
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    int enabled_p;
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#if 0
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    /* Type of tracepoint.  (MVS FIXME: needed?) */
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    enum tptype type;
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    /* What to do with this tracepoint after we hit it
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       MVS FIXME: needed?).  */
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    enum tpdisp disposition;
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#endif
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    /* Number assigned to distinguish tracepoints.  */
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    int number;
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    /* Address to trace at, or NULL if not an instruction tracepoint.
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       (MVS ?) */
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    CORE_ADDR address;
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    /* Line number of this address.
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       Only matters if address is non-NULL.  */
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    int line_number;
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    /* Source file name of this address.
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       Only matters if address is non-NULL.  */
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    char *source_file;
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    /* Number of times this tracepoint should single-step
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       and collect additional data.  */
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    long step_count;
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    /* Number of times this tracepoint should be hit before
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       disabling/ending.  */
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    int pass_count;
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    /* Chain of action lines to execute when this tracepoint is hit.  */
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    struct action_line *actions;
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    /* Conditional (MVS ?).  */
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    struct expression *cond;
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    /* String we used to set the tracepoint (malloc'd).
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       Only matters if address is non-NULL.  */
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    char *addr_string;
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    /* Language we used to set the tracepoint.  */
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    enum language language;
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    /* Input radix we used to set the tracepoint.  */
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    int input_radix;
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    /* Count of the number of times this tracepoint was taken, dumped
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       with the info, but not used for anything else.  Useful for
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       seeing how many times you hit a tracepoint prior to the program
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       aborting, so you can back up to just before the abort.  */
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    int hit_count;
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    /* Thread number for thread-specific tracepoint,
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       or -1 if don't care.  */
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    int thread;
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    /* BFD section, in case of overlays: no, I don't know if
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       tracepoints are really gonna work with overlays.  */
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    asection *section;
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  };
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enum actionline_type
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  {
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    BADLINE = -1,
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    GENERIC = 0,
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    END = 1,
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    STEPPING = 2
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  };
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/* The tracepoint chain of all tracepoints.  */
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extern struct tracepoint *tracepoint_chain;
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extern unsigned long trace_running_p;
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/* A hook used to notify the UI of tracepoint operations.  */
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void (*deprecated_create_tracepoint_hook) (struct tracepoint *);
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void (*deprecated_delete_tracepoint_hook) (struct tracepoint *);
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void (*deprecated_modify_tracepoint_hook) (struct tracepoint *);
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void (*deprecated_trace_find_hook) (char *arg, int from_tty);
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void (*deprecated_trace_start_stop_hook) (int start, int from_tty);
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struct tracepoint *get_tracepoint_by_number (char **, int, int);
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int get_traceframe_number (void);
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void free_actions (struct tracepoint *);
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enum actionline_type validate_actionline (char **, struct tracepoint *);
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/* Walk the following statement or block through all tracepoints.
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   ALL_TRACEPOINTS_SAFE does so even if the statment deletes the
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   current breakpoint.  */
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#define ALL_TRACEPOINTS(t)  for (t = tracepoint_chain; t; t = t->next)
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#define ALL_TRACEPOINTS_SAFE(t,tmp)     \
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        for (t = tracepoint_chain;      \
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             t ? (tmp = t->next, 1) : 0;\
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             t = tmp)
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#endif  /* TRACEPOINT_H */

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