From 0c5b704de355d021f73af72ff4050485fe4203ec Mon Sep 17 00:00:00 2001
From: Masaki Muranaka <monaka@monami-ya.jp>
Date: Thu, 21 Jun 2012 11:45:55 +0900
Subject: Remove strlen(). We can use sizeof() of char array because
 sizeof(char) is always 1 (ISO C99).

---
 src/array.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/array.c b/src/array.c
index 3b42abc74..ca111bc0e 100644
--- a/src/array.c
+++ b/src/array.c
@@ -880,9 +880,9 @@ inspect_ary(mrb_state *mrb, mrb_value ary, mrb_value list)
 {
   int i;
   mrb_value s, arystr;
-  char *head = "[";
-  char *sep = ", ";
-  char *tail = "]";
+  char head[] = { '[' };
+  char sep[] = { ',', ' ' };
+  char tail[] = { ']' };
 
   /* check recursive */
   for(i=0; i<RARRAY_LEN(list); i++) {
@@ -894,13 +894,13 @@ inspect_ary(mrb_state *mrb, mrb_value ary, mrb_value list)
   mrb_ary_push(mrb, list, ary);
 
   arystr = mrb_str_buf_new(mrb, 64);
-  mrb_str_buf_cat(mrb, arystr, head, strlen(head));
+  mrb_str_buf_cat(mrb, arystr, head, sizeof(head));
 
   for(i=0; i<RARRAY_LEN(ary); i++) {
     int ai = mrb_gc_arena_save(mrb);
 
     if (i > 0) {
-      mrb_str_buf_cat(mrb, arystr, sep, strlen(sep));
+      mrb_str_buf_cat(mrb, arystr, sep, sizeof(sep));
     }
     if (mrb_type(RARRAY_PTR(ary)[i]) == MRB_TT_ARRAY) {
       s = inspect_ary(mrb, RARRAY_PTR(ary)[i], list);
@@ -911,7 +911,7 @@ inspect_ary(mrb_state *mrb, mrb_value ary, mrb_value list)
     mrb_gc_arena_restore(mrb, ai);
   }
 
-  mrb_str_buf_cat(mrb, arystr, tail, strlen(tail));
+  mrb_str_buf_cat(mrb, arystr, tail, sizeof(tail));
   mrb_ary_pop(mrb, list);
 
   return arystr;
-- 
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