::VM
InsnNameArray
USAGE_ANALYSIS_*
static VALUE nsdr(void) { VALUE ary = rb_ary_new(); #if HAVE_BACKTRACE #include <execinfo.h> #define MAX_NATIVE_TRACE 1024 static void *trace[MAX_NATIVE_TRACE]; int n = backtrace(trace, MAX_NATIVE_TRACE); char **syms = backtrace_symbols(trace, n); int i; if (syms == 0) { rb_memerror(); } for (i=0; i<n; i++) { rb_ary_push(ary, rb_str_new2(syms[i])); } free(syms); /* OK */ #endif return ary; }