Merge pull request #1016 from monaka/pr-reduce-string.h-20130316

Reduce string.h.

mrbgems/mruby-time/src/time.c

@@ -6,7 +6,6 @@
 
 
 #include "mruby.h"
-#include <string.h>
 #include <stdio.h>
 #include <time.h>
 #include "mruby/class.h"

src/object.c

@@ -5,7 +5,6 @@
 */
 
 #include "mruby.h"
-#include <string.h>
 #include "mruby/string.h"
 #include "mruby/class.h"
 #include "mruby/numeric.h"

src/range.c

@@ -8,7 +8,6 @@
 #include "mruby/class.h"
 #include "mruby/range.h"
 #include "mruby/string.h"
-#include <string.h>
 
 #define RANGE_CLASS (mrb_class_obj_get(mrb, "Range"))
 

src/state.c

@@ -7,7 +7,6 @@
 #include "mruby.h"
 #include "mruby/irep.h"
 #include "mruby/variable.h"
-#include <string.h>
 
 void mrb_init_heap(mrb_state*);
 void mrb_init_core(mrb_state*);

test/driver.c

@@ -5,8 +5,6 @@
 ** against the current mruby implementation.
 */
 
-#include <string.h>
-
 #include <mruby.h>
 #include <mruby/proc.h>
 #include <mruby/data.h>
@@ -71,9 +69,11 @@ main(int argc, char **argv)
     return EXIT_FAILURE;
   }
 
-  if (argc == 2 && strncmp(argv[1], "-v", 2) == 0) {
-    printf("verbose mode: enable\n\n");
-    mrb_gv_set(mrb, mrb_intern(mrb, "$mrbtest_verbose"), mrb_true_value());
+  if (argc == 2 && argv[1][0] == '-') {
+    if (argv[1][1] == 'v') {
+      printf("verbose mode: enable\n\n");
+      mrb_gv_set(mrb, mrb_intern(mrb, "$mrbtest_verbose"), mrb_true_value());
+    }
   }
 
   mrb_init_mrbtest(mrb);