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authorDamien2016-11-12 19:33:07 +0100
committerGitHub2016-11-12 19:33:07 +0100
commit0a99cf300c516d7e9e0cab139100846c58b82bfa (patch)
tree5776060c49ca233eacfeb296739a9635a4e22755 /quantum/variable_trace.h
parent3bc51065a4c28aad6785ca20e39118e27fe32c02 (diff)
parent631b8999a737ec73610f8b569b1f775cadf08172 (diff)
Merge pull request #12 from jackhumbert/master
Merged from qmk
Diffstat (limited to 'quantum/variable_trace.h')
-rw-r--r--quantum/variable_trace.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/quantum/variable_trace.h b/quantum/variable_trace.h
new file mode 100644
index 000000000..46bd82786
--- /dev/null
+++ b/quantum/variable_trace.h
@@ -0,0 +1,34 @@
+#ifndef VARIABLE_TRACE_H
+#define VARIABLE_TRACE_H
+
+// For more information about the variable tracing see the readme.
+
+#include "print.h"
+
+#ifdef NUM_TRACED_VARIABLES
+
+// Start tracing a variable at the memory address addr
+// The name can be anything and is used only for reporting
+// The size should usually be the same size as the variable you are interested in
+#define ADD_TRACED_VARIABLE(name, addr, size) \
+ add_traced_variable(PSTR(name), (void*)addr, size, PSTR(__FILE__), __LINE__)
+
+// Stop tracing the variable with the given name
+#define REMOVE_TRACED_VARIABLE(name) remove_traced_variable(PSTR(name), PSTR(__FILE__), __LINE__)
+
+// Call to get messages when the variable has been changed
+#define VERIFY_TRACED_VARIABLES() verify_traced_variables(PSTR(__FILE__), __LINE__)
+
+#else
+
+#define ADD_TRACED_VARIABLE(name, addr, size)
+#define REMOVE_TRACED_VARIABLE(name)
+#define VERIFY_TRACED_VARIABLES()
+
+#endif
+
+// Don't call directly, use the macros instead
+void add_traced_variable(const char* name, void* addr, unsigned size, const char* func, int line);
+void remove_traced_variable(const char* name, const char* func, int line);
+void verify_traced_variables(const char* func, int line);
+#endif