new built-in getCurrentScriptDirectory; new cli option syntax; added -p option to profile programs and -H to set heap size; fixed a bug in string.cat

src/lib/runtime/timing.h

@@ -0,0 +1,23 @@
+#ifndef TIMING_H
+#define TIMING_H
+
+#include <stddef.h>
+#include "../utils/source.h"
+
+typedef struct {
+	size_t calls;
+	double time;
+	size_t line;
+	char  *name;
+	Source *src;
+} FunctionExecutionSummary;
+
+typedef int TimingID;
+typedef struct TimingTable TimingTable;
+TimingTable *TimingTable_new();
+void         TimingTable_free(TimingTable *table);
+TimingID     TimingTable_newEntry(TimingTable *table, Source *src, size_t line, const char *name);
+void         TimingTable_sumCallTime(TimingTable *table, TimingID id, double time);
+TimingTable *TimingTable_getDefaultTable();
+const FunctionExecutionSummary *TimingTable_getSummary(TimingTable *table, size_t *count);
+#endif