added basic options handling

fake-values.c

@@ -3,16 +3,33 @@
  */
 
 #include  <stdio.h>
+#include  <unistd.h>
+
 #include  "funcs.h"
 
 int verbosity;
 
+/* --------------------------------------------------------------- */
+
 int main(int argc, char *argv[])
 {
+int	opt;
+
+while ((opt = getopt(argc, argv, "v")) != -1) {
+	switch (opt) {
+		case 'v':	verbosity++;	break;
+		default:			break;
+		}
+	}
+
+if (verbosity > 1)
 	fprintf(stderr, "fake values - %s %s\n", __DATE__, __TIME__);
 
-verbosity = 1;
+
+
 printf("%f %d\n", dtime(), random1000(0));
 
 return 0;
 }
+
+/* --------------------------------------------------------------- */

funcs.c

@@ -16,7 +16,7 @@ int random1000(int foo)
 {
 int         value;
 if (verbosity)
-    fprintf(stderr, "%s(%d)\n", __func__, foo);
+    fprintf(stderr, ">>> %s(%d)\n", __func__, foo);
 value = rand() % 1000;
 return value;
 }