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author | Jack Humbert <jack.humb@gmail.com> | 2016-11-07 10:55:05 -0500 |
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committer | GitHub <noreply@github.com> | 2016-11-07 10:55:05 -0500 |
commit | a9e0fd410ce7c8b975ba72cd7900c3f6edc0d108 (patch) | |
tree | 6ad9fae08c3ca15d0b56507afa2b788fc625571e /quantum/variable_trace.h | |
parent | 309d93184e7c9fab561a8678a4d287ef9ec970fd (diff) | |
parent | 0ba3e523a7c124e4ce54dfd043dc32e72ad3233b (diff) | |
download | firmware-a9e0fd410ce7c8b975ba72cd7900c3f6edc0d108.tar.gz firmware-a9e0fd410ce7c8b975ba72cd7900c3f6edc0d108.tar.bz2 firmware-a9e0fd410ce7c8b975ba72cd7900c3f6edc0d108.zip |
Merge pull request #867 from fredizzimo/variable_trace
Variable trace
Diffstat (limited to 'quantum/variable_trace.h')
-rw-r--r-- | quantum/variable_trace.h | 34 |
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 |