Merge branch 'ascii' of https://github.com/cremno/mruby into cremno-ascii

5 files changed, 14 insertions, 60 deletions

diff --git a/include/mruby.h b/include/mruby.h
index 04ef018cb..390d593bc 100644
--- a/include/mruby.h
+++ b/include/mruby.h
@@ -334,8 +334,7 @@ mrb_value mrb_obj_clone(mrb_state *mrb, mrb_value self);
 
 /* need to include <ctype.h> to use these macros */
 #ifndef ISPRINT
-/* #define ISASCII(c) isascii((int)(unsigned char)(c)) */
-#define ISASCII(c) 1
+#define ISASCII(c) (!(((int)(unsigned char)(c)) & ~0x7f))
 #define ISPRINT(c) (ISASCII(c) && isprint((int)(unsigned char)(c)))
 #define ISSPACE(c) (ISASCII(c) && isspace((int)(unsigned char)(c)))
 #define ISUPPER(c) (ISASCII(c) && isupper((int)(unsigned char)(c)))
diff --git a/mrbgems/mruby-bin-mirb/tools/mirb/mirb.c b/mrbgems/mruby-bin-mirb/tools/mirb/mirb.c
index 5c9524161..67f0d057a 100644
--- a/mrbgems/mruby-bin-mirb/tools/mirb/mirb.c
+++ b/mrbgems/mruby-bin-mirb/tools/mirb/mirb.c
@@ -258,7 +258,7 @@ check_keyword(const char *buf, const char *word)
   size_t len = strlen(word);
 
   /* skip preceding spaces */
-  while (*p && isspace(*p)) {
+  while (*p && isspace((unsigned char)*p)) {
     p++;
   }
   /* check keyword */
@@ -268,7 +268,7 @@ check_keyword(const char *buf, const char *word)
   p += len;
   /* skip trailing spaces */
   while (*p) {
-    if (!isspace(*p)) return 0;
+    if (!isspace((unsigned char)*p)) return 0;
     p++;
   }
   return 1;
diff --git a/mrbgems/mruby-string-utf8/src/string.c b/mrbgems/mruby-string-utf8/src/string.c
index e31eca5d3..37abd30d5 100644
--- a/mrbgems/mruby-string-utf8/src/string.c
+++ b/mrbgems/mruby-string-utf8/src/string.c
@@ -37,27 +37,6 @@ static char utf8len_codepage_zero[256] =
   3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,0,0,0,0,0,0,0,0,0,0,0,
 };
 
-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)]
-
 static mrb_int
 utf8code(unsigned char* p)
 {
@@ -593,7 +572,7 @@ 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 {
@@ -602,7 +581,7 @@ 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, str_subseq(mrb, str, beg, end-beg));
         mrb_gc_arena_restore(mrb, ai);
         skip = 1;
diff --git a/src/parse.y b/src/parse.y
index 93923aa71..1d4e83cde 100644
--- a/src/parse.y
+++ b/src/parse.y
@@ -42,11 +42,7 @@ static void yywarning(parser_state *p, const char *s);
 static void backref_error(parser_state *p, node *n);
 static void tokadd(parser_state *p, int32_t c);
 
-#ifndef isascii
-#define isascii(c) (((c) & ~0x7f) == 0)
-#endif
-
-#define identchar(c) (isalnum(c) || (c) == '_' || !isascii(c))
+#define identchar(c) (ISALNUM(c) || (c) == '_' || !ISASCII(c))
 
 typedef unsigned int stack_type;
 
@@ -3911,7 +3907,8 @@ parse_string(parser_state *p)
               return tHD_LITERAL_DELIM;
             }
           }
-        } while (ISSPACE(c = nextc(p)));
+          c = nextc(p);
+        } while (ISSPACE(c));
         pushback(p, c);
         return tLITERAL_DELIM;
       }
@@ -4205,14 +4202,14 @@ parser_yylex(parser_state *p)
       static const char end[] = "\n=end";
       if (peeks(p, begin)) {
         c = peekc_n(p, sizeof(begin)-1);
-        if (c < 0 || isspace(c)) {
+        if (c < 0 || ISSPACE(c)) {
           do {
             if (!skips(p, end)) {
               yyerror(p, "embedded document meets end of file");
               return 0;
             }
             c = nextc(p);
-          } while (!(c < 0 || isspace(c)));
+          } while (!(c < 0 || ISSPACE(c)));
           if (c != '\n') skip(p, '\n');
           p->lineno++;
           p->column = 0;
@@ -4337,7 +4334,7 @@ parser_yylex(parser_state *p)
       yyerror(p, "incomplete character syntax");
       return 0;
     }
-    if (isspace(c)) {
+    if (ISSPACE(c)) {
       if (!IS_ARG()) {
         int c2;
         switch (c) {
@@ -5190,7 +5187,7 @@ parser_yylex(parser_state *p)
             pushback(p, c);
           }
         }
-        if (result == 0 && isupper((int)(unsigned char)tok(p)[0])) {
+        if (result == 0 && ISUPPER(tok(p)[0])) {
           result = tCONSTANT;
         }
         else {
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;