1 /* GDB variable objects API.
2 Copyright (C) 1999, 2000, 2001, 2005, 2007, 2008, 2009, 2010, 2011
3 Free Software Foundation, Inc.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
25 /* Enumeration for the format types */
26 enum varobj_display_formats
28 FORMAT_NATURAL, /* What gdb actually calls 'natural' */
29 FORMAT_BINARY, /* Binary display */
30 FORMAT_DECIMAL, /* Decimal display */
31 FORMAT_HEXADECIMAL, /* Hex display */
32 FORMAT_OCTAL /* Octal display */
37 USE_SPECIFIED_FRAME, /* Use the frame passed to varobj_create. */
38 USE_CURRENT_FRAME, /* Use the current frame. */
39 USE_SELECTED_FRAME /* Always reevaluate in selected frame. */
42 /* Enumerator describing if a variable object is in scope. */
43 enum varobj_scope_status
45 VAROBJ_IN_SCOPE = 0, /* Varobj is scope, value available. */
46 VAROBJ_NOT_IN_SCOPE = 1, /* Varobj is not in scope, value not
47 available, but varobj can become in
49 VAROBJ_INVALID = 2, /* Varobj no longer has any value, and never
53 /* String representations of gdb's format codes (defined in varobj.c). */
54 extern char *varobj_format_string[];
56 /* Languages supported by this variable objects system. */
59 vlang_unknown = 0, vlang_c, vlang_cplus, vlang_java, vlang_end
62 /* String representations of gdb's known languages (defined in varobj.c). */
63 extern char *varobj_language_string[];
65 /* Struct thar describes a variable object instance. */
68 typedef struct varobj *varobj_p;
71 typedef struct varobj_update_result_t
73 struct varobj *varobj;
77 enum varobj_scope_status status;
78 /* This variable is used internally by varobj_update to indicate if the
79 new value of varobj is already computed and installed, or has to
80 be yet installed. Don't use this outside varobj.c. */
83 /* This will be non-NULL when new children were added to the varobj.
84 It lists the new children (which must necessarily come at the end
85 of the child list) added during an update. The caller is
86 responsible for freeing this vector. */
88 } varobj_update_result;
90 DEF_VEC_O (varobj_update_result);
94 extern struct varobj *varobj_create (char *objname,
95 char *expression, CORE_ADDR frame,
96 enum varobj_type type);
98 extern char *varobj_gen_name (void);
100 extern struct varobj *varobj_get_handle (char *name);
102 extern char *varobj_get_objname (struct varobj *var);
104 extern char *varobj_get_expression (struct varobj *var);
106 extern int varobj_delete (struct varobj *var, char ***dellist,
109 extern enum varobj_display_formats varobj_set_display_format (
111 enum varobj_display_formats format);
113 extern enum varobj_display_formats varobj_get_display_format (
116 extern int varobj_get_thread_id (struct varobj *var);
118 extern void varobj_set_frozen (struct varobj *var, int frozen);
120 extern int varobj_get_frozen (struct varobj *var);
122 extern void varobj_get_child_range (struct varobj *var, int *from, int *to);
124 extern void varobj_set_child_range (struct varobj *var, int from, int to);
126 extern char *varobj_get_display_hint (struct varobj *var);
128 extern int varobj_get_num_children (struct varobj *var);
130 /* Return the list of children of VAR. The returned vector should not
131 be modified in any way. FROM and TO are in/out parameters
132 indicating the range of children to return. If either *FROM or *TO
133 is less than zero on entry, then all children will be returned. On
134 return, *FROM and *TO will be updated to indicate the real range
135 that was returned. The resulting VEC will contain at least the
136 children from *FROM to just before *TO; it might contain more
137 children, depending on whether any more were available. */
138 extern VEC (varobj_p)* varobj_list_children (struct varobj *var,
141 extern char *varobj_get_type (struct varobj *var);
143 extern struct type *varobj_get_gdb_type (struct varobj *var);
145 extern char *varobj_get_path_expr (struct varobj *var);
147 extern enum varobj_languages varobj_get_language (struct varobj *var);
149 extern int varobj_get_attributes (struct varobj *var);
151 extern char *varobj_get_formatted_value (struct varobj *var,
152 enum varobj_display_formats format);
154 extern char *varobj_get_value (struct varobj *var);
156 extern int varobj_set_value (struct varobj *var, char *expression);
158 extern void all_root_varobjs (void (*func) (struct varobj *var, void *data),
161 extern VEC(varobj_update_result) *varobj_update (struct varobj **varp,
164 extern void varobj_invalidate (void);
166 extern int varobj_editable_p (struct varobj *var);
168 extern int varobj_floating_p (struct varobj *var);
171 varobj_set_visualizer (struct varobj *var, const char *visualizer);
173 extern void varobj_enable_pretty_printing (void);
175 extern int varobj_has_more (struct varobj *var, int to);
177 extern int varobj_pretty_printed_p (struct varobj *var);
179 #endif /* VAROBJ_H */