don't (re-)define `ascii_isspace` and `isascii`

`ISSPACE` and `ISASCII` can be used instead.

1 files changed, 2 insertions, 23 deletions

diff --git a/src/string.c b/src/string.c
index 755656f07..842e83d76 100644
--- a/src/string.c
+++ b/src/string.c
@@ -1728,27 +1728,6 @@ mrb_str_rindex_m(mrb_state *mrb, mrb_value str)
   return mrb_nil_value();
 }
 
-static const char isspacetable[256] = {
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-};
-
-#define ascii_isspace(c) isspacetable[(unsigned char)(c)]
-
 /* 15.2.10.5.35 */
 
 /*
@@ -1844,7 +1823,7 @@ mrb_str_split_m(mrb_state *mrb, mrb_value str)
       int ai = mrb_gc_arena_save(mrb);
       c = (unsigned char)*ptr++;
       if (skip) {
-        if (ascii_isspace(c)) {
+        if (ISSPACE(c)) {
           beg = ptr - bptr;
         }
         else {
@@ -1853,7 +1832,7 @@ mrb_str_split_m(mrb_state *mrb, mrb_value str)
           if (lim_p && lim <= i) break;
         }
       }
-      else if (ascii_isspace(c)) {
+      else if (ISSPACE(c)) {
         mrb_ary_push(mrb, result, mrb_str_subseq(mrb, str, beg, end-beg));
         mrb_gc_arena_restore(mrb, ai);
         skip = TRUE;