Added some missing casts and changed a define for alloca().

client/mysqldump.c:
  Added casts.
include/my_sys.h:
  Define for alloca() changed for Metrowerks compiler.
myisam/rt_split.c:
  Added cast.

client/mysqldump.c

@@ -2321,9 +2321,9 @@ static int dump_selected_tables(char *db, char **table_names, int tables)
   {
     const char *table_name= hash_element(&dump_tables, i);
     DBUG_PRINT("info",("Dumping table %s", table_name));
-    numrows= getTableStructure(table_name, db);
+    numrows= getTableStructure((char*) table_name, db);
     if (!dFlag && numrows > 0)
-      dumpTable(numrows, table_name);
+      dumpTable(numrows, (char*) table_name);
   }
   hash_free(&dump_tables);
   my_free(order_by, MYF(MY_ALLOW_ZERO_PTR));

include/my_sys.h

@@ -165,7 +165,7 @@ extern char *my_strdup_with_length(const byte *from, uint length,
 #endif /* _AIX */
 #if defined(__MWERKS__)
 #undef alloca
-#define alloca __alloca
+#define alloca _alloca
 #endif /* __MWERKS__ */
 #if defined(__GNUC__) && !defined(HAVE_ALLOCA_H) && ! defined(alloca)
 #define alloca __builtin_alloca

myisam/rt_split.c

@@ -267,8 +267,9 @@ int rtree_split_page(MI_INFO *info, MI_KEYDEF *keyinfo, uchar *page, uchar *key,
 
   n_dim = keyinfo->keysegs / 2;
   
-  if (!(coord_buf= my_alloca(n_dim * 2 * sizeof(double) * (max_keys + 1 + 4) +
-			     sizeof(SplitStruct) * (max_keys + 1))))
+  if (!(coord_buf= (double*) my_alloca(n_dim * 2 * sizeof(double) *
+				       (max_keys + 1 + 4) +
+				       sizeof(SplitStruct) * (max_keys + 1))))
     return -1;
 
   task= (SplitStruct *)(coord_buf + n_dim * 2 * (max_keys + 1 + 4));