1 /*
2 * debug_module.c
3 *
4 * Copyright 2010 Alexander Petukhov <devel(at)apetukhov.ru>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
19 * MA 02110-1301, USA.
20 */
21
22 /*
23 * Contains variable structure constructors and destructors.
24 */
25
26 #include <stdlib.h>
27 #include <memory.h>
28
29 #include <gtk/gtk.h>
30
31 #include "breakpoint.h"
32 #include "debug_module.h"
33
34 /* creates new variable */
variable_new(const gchar * name,variable_type vt)35 variable *variable_new(const gchar *name, variable_type vt)
36 {
37 variable *var = g_malloc(sizeof(variable));
38 var->name = g_string_new(name);
39 var->internal = g_string_new("");
40 var->expression = g_string_new("");
41 var->type = g_string_new("");
42 var->value = g_string_new("");
43 var->has_children = var->evaluated = FALSE;
44 var->vt = vt;
45
46 return var;
47 }
48
49 /* creates new variable with internal name */
variable_new2(const gchar * name,const gchar * internal,variable_type vt)50 variable *variable_new2(const gchar *name, const gchar *internal, variable_type vt)
51 {
52 variable *var = variable_new(name, vt);
53 g_string_assign(var->internal, internal);
54
55 return var;
56 }
57
58 /* frees variable */
variable_free(variable * var)59 void variable_free(variable *var)
60 {
61 g_string_free(var->name, TRUE);
62 g_string_free(var->internal, TRUE);
63 g_string_free(var->expression, TRUE);
64 g_string_free(var->type, TRUE);
65 g_string_free(var->value, TRUE);
66 g_free(var);
67 }
68
69 /* reset all variable fields (except name) */
variable_reset(variable * var)70 void variable_reset(variable *var)
71 {
72 g_string_assign(var->internal, "");
73 g_string_assign(var->expression, "");
74 g_string_assign(var->type, "");
75 g_string_assign(var->value, "");
76 var->has_children = var->evaluated = FALSE;
77 }
78
79 /* creates new frame */
frame_new(void)80 frame* frame_new(void)
81 {
82 frame *f = g_malloc0(sizeof *f);
83 f->ref_count = 1;
84 return f;
85 }
86
87 /* refs a frame */
frame_ref(frame * f)88 frame* frame_ref(frame* f)
89 {
90 f->ref_count++;
91 return f;
92 }
93
94 /* unrefs a frame */
frame_unref(frame * f)95 void frame_unref(frame* f)
96 {
97 if (f->ref_count > 1)
98 f->ref_count--;
99 else
100 {
101 g_free(f->address);
102 g_free(f->function);
103 g_free(f->file);
104 g_free(f);
105 }
106 }
107