140 lines
4.1 KiB
C
140 lines
4.1 KiB
C
/* Data structures associated with tracepoints in GDB.
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Copyright (C) 1997, 1998, 1999, 2000, 2007 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 2 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, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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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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