Addresses #293

Addresses #307
Beautifies Makefile in tests. Fixes initialization of hash table scanning.


git-svn-id: file:///svn/tokudb@2080 c7de825b-a66e-492c-adef-691d508d4ae1

src/lock_tree/rth.c

@@ -63,6 +63,7 @@ void toku_rth_start_scan(toku_rth* table) {
     assert(table);
     table->finger_index = 0;
     table->finger_ptr   = table->table[table->finger_index];
+    table->finger_start = TRUE;
     table->finger_end   = FALSE;
 }
 
@@ -70,10 +71,13 @@ static inline toku_rth_elt* __toku_rth_next(toku_rth* table) {
     assert(table);
     assert(!table->finger_end);
     
-    if (table->finger_ptr) table->finger_ptr = table->finger_ptr->next;
+    if (table->finger_ptr && !table->finger_start) {
+        table->finger_ptr = table->finger_ptr->next;
+    }
     while (!table->finger_ptr && ++table->finger_index < table->array_size) {
        table->finger_ptr = table->table[table->finger_index]; 
     }
+    table->finger_start = FALSE;
     table->finger_end   = !table->finger_ptr;
     return table->finger_ptr;
 }

src/lock_tree/rth.h

@@ -36,6 +36,7 @@ struct __toku_rth {
     uint32          array_size;
     uint32          finger_index;
     toku_rth_elt*   finger_ptr;
+    BOOL            finger_start;
     BOOL            finger_end;
     /** The user malloc function */
     void*         (*malloc) (size_t);

src/lock_tree/tests/Makefile

@@ -7,7 +7,7 @@
 #   make VERBOSE=2
 
 OPTFLAGS = -O0
-ifeq ($(OSX),OSX)
+ifneq ($(OSX),)
 #Note: OSX 10.4 needs DYLD_LIBRARY_PATH.  OSX 10.5 claims to support -rpath.
  LIBEXT=dylib
  VGRIND=