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authorStan Shebs <shebs@apple.com>1999-04-16 01:35:26 +0000
committerStan Shebs <shebs@apple.com>1999-04-16 01:35:26 +0000
commit14cd51f7793a9ce07bc435069f57269450141363 (patch)
tree280a2da48f771d61be5b451ddbacdf9ef8e9ad13 /gdb/tracepoint.h
downloadgdb-14cd51f7793a9ce07bc435069f57269450141363.tar.gz
Initial revision
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diff --git a/gdb/tracepoint.h b/gdb/tracepoint.h
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+/* Data structures associated with tracepoints in GDB.
+ Copyright (C) 1997 Free Software Foundation, Inc.
+
+This file is part of GDB.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#if !defined (TRACEPOINT_H)
+#define TRACEPOINT_H 1
+
+#if !defined (BREAKPOINT_H)
+enum enable { disabled, enabled };
+#endif
+/* The data structure for an action: */
+struct action_line
+{
+ struct action_line *next;
+ char *action;
+};
+
+/* The data structure for a tracepoint: */
+
+struct tracepoint
+{
+ struct tracepoint *next;
+
+ enum enable enabled;
+
+#if 0
+ /* Type of tracepoint (MVS FIXME: needed?). */
+ enum tptype type;
+
+ /* What to do with this tracepoint after we hit it MVS FIXME: needed?). */
+ enum tpdisp disposition;
+#endif
+ /* Number assigned to distinguish tracepoints. */
+ int number;
+
+ /* Address to trace at, or NULL if not an instruction tracepoint (MVS ?). */
+ CORE_ADDR address;
+
+ /* Line number of this address. Only matters if address is non-NULL. */
+ int line_number;
+
+ /* Source file name of this address. Only matters if address is non-NULL. */
+ char *source_file;
+
+ /* Number of times this tracepoint should single-step
+ and collect additional data */
+ long step_count;
+
+ /* Number of times this tracepoint should be hit before disabling/ending. */
+ int pass_count;
+
+ /* Chain of action lines to execute when this tracepoint is hit. */
+ struct action_line *actions;
+
+ /* Conditional (MVS ?). */
+ struct expression *cond;
+
+ /* String we used to set the tracepoint (malloc'd). Only matters if
+ address is non-NULL. */
+ char *addr_string;
+
+ /* Language we used to set the tracepoint. */
+ enum language language;
+
+ /* Input radix we used to set the tracepoint. */
+ int input_radix;
+
+ /* Count of the number of times this tracepoint was taken, dumped
+ with the info, but not used for anything else. Useful for
+ seeing how many times you hit a tracepoint prior to the program
+ aborting, so you can back up to just before the abort. */
+ int hit_count;
+
+ /* Thread number for thread-specific tracepoint, or -1 if don't care */
+ int thread;
+
+ /* BFD section, in case of overlays:
+ no, I don't know if tracepoints are really gonna work with overlays. */
+ asection *section;
+};
+
+enum actionline_type
+{
+ BADLINE = -1,
+ GENERIC = 0,
+ END = 1,
+ STEPPING = 2
+};
+
+
+/* The tracepont chain of all tracepoints */
+
+extern struct tracepoint *tracepoint_chain;
+
+extern unsigned long trace_running_p;
+
+/* A hook used to notify the UI of tracepoint operations */
+
+void (*create_tracepoint_hook) PARAMS ((struct tracepoint *));
+void (*delete_tracepoint_hook) PARAMS ((struct tracepoint *));
+void (*modify_tracepoint_hook) PARAMS ((struct tracepoint *));
+void (*trace_find_hook) PARAMS ((char *arg, int from_tty));
+void (*trace_start_stop_hook) PARAMS ((int start, int from_tty));
+
+struct tracepoint *get_tracepoint_by_number PARAMS ((char **));
+int get_traceframe_number PARAMS ((void));
+void free_actions PARAMS((struct tracepoint *));
+enum actionline_type validate_actionline PARAMS((char **,
+ struct tracepoint *));
+
+
+/* Walk the following statement or block through all tracepoints.
+ ALL_TRACEPOINTS_SAFE does so even if the statment deletes the current
+ breakpoint. */
+
+#define ALL_TRACEPOINTS(t) for (t = tracepoint_chain; t; t = t->next)
+
+#define ALL_TRACEPOINTS_SAFE(t,tmp) \
+ for (t = tracepoint_chain; \
+ t ? (tmp = t->next, 1) : 0;\
+ t = tmp)
+#endif /* TRACEPOINT_H */