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#include <stdio.h>
static FILE *fp_trace;
void
__attribute__ ((constructor))
trace_begin (void)
{
fp_trace = fopen("function_trace.out", "w");
}
void
__attribute__ ((destructor))
trace_end (void)
{
if(fp_trace != NULL) {
fclose(fp_trace);
}
}
void
__cyg_profile_func_enter (void *func, void *caller)
{
if(fp_trace != NULL) {
fprintf(fp_trace, "e %p %p\n", func, caller);
}
}
void
__cyg_profile_func_exit (void *func, void *caller)
{
if(fp_trace != NULL) {
fprintf(fp_trace, "x %p %p\n", func, caller);
}
}
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