1 /* Copyright 2016 Fred Sundvik
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, either version 2 of the License, or
6 * (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 #ifndef VARIABLE_TRACE_H
18 #define VARIABLE_TRACE_H
20 // For more information about the variable tracing see the readme.
24 #ifdef NUM_TRACED_VARIABLES
26 // Start tracing a variable at the memory address addr
27 // The name can be anything and is used only for reporting
28 // The size should usually be the same size as the variable you are interested in
29 #define ADD_TRACED_VARIABLE(name, addr, size) \
30 add_traced_variable(PSTR(name), (void*)addr, size, PSTR(__FILE__), __LINE__)
32 // Stop tracing the variable with the given name
33 #define REMOVE_TRACED_VARIABLE(name) remove_traced_variable(PSTR(name), PSTR(__FILE__), __LINE__)
35 // Call to get messages when the variable has been changed
36 #define VERIFY_TRACED_VARIABLES() verify_traced_variables(PSTR(__FILE__), __LINE__)
40 #define ADD_TRACED_VARIABLE(name, addr, size)
41 #define REMOVE_TRACED_VARIABLE(name)
42 #define VERIFY_TRACED_VARIABLES()
46 // Don't call directly, use the macros instead
47 void add_traced_variable(const char* name, void* addr, unsigned size, const char* func, int line);
48 void remove_traced_variable(const char* name, const char* func, int line);
49 void verify_traced_variables(const char* func, int line);