Compatibility to Rubinius

Bumped the version number to 1.2.2 and fixed some tests, too.

CHANGES

@@ -1,5 +1,8 @@
+2010-02-27 (1.2.2)
+  * Made some changes to make the building of the parser/generator compatible
+    to Rubinius.
 2009-11-25 (1.2.1)
-  * added :symbolize_names option to Parser, which returns symbols instead of
+  * Added :symbolize_names option to Parser, which returns symbols instead of
     strings in object names/keys.
 2009-10-01 (1.2.0)
   * fast_generate now raises an exeception for nan and infinite floats.

VERSION

@@ -1 +1 @@
-1.2.1
+1.2.2

ext/json/ext/generator/generator.c

@@ -9,10 +9,6 @@
 #include "unicode.h"
 #include <math.h>
 
-#ifndef RHASH_TBL
-#define RHASH_TBL(hsh) (RHASH(hsh)->tbl)
-#endif
-
 #ifndef RHASH_SIZE
 #define RHASH_SIZE(hsh) (RHASH(hsh)->tbl->num_entries)
 #endif
@@ -21,6 +17,8 @@
 #define RFLOAT_VALUE(val) (RFLOAT(val)->value)
 #endif
 
+#define option_given_p(opts, key) RTEST(rb_funcall(opts, i_key_p, 1, key))
+
 #ifdef HAVE_RUBY_ENCODING_H
 #include "ruby/encoding.h"
 #define FORCE_UTF8(obj) rb_enc_associate((obj), rb_utf8_encoding())
@@ -43,7 +41,7 @@ static VALUE mJSON, mExt, mGenerator, cState, mGeneratorMethods, mObject,
 
 static ID i_to_s, i_to_json, i_new, i_indent, i_space, i_space_before,
           i_object_nl, i_array_nl, i_check_circular, i_max_nesting,
-          i_allow_nan, i_pack, i_unpack, i_create_id, i_extend;
+          i_allow_nan, i_pack, i_unpack, i_create_id, i_extend, i_key_p;
 
 typedef struct JSON_Generator_StateStruct {
     VALUE indent;
@@ -543,15 +541,15 @@ static VALUE cState_configure(VALUE self, VALUE opts)
         state->object_nl = tmp;
     }
     tmp = ID2SYM(i_check_circular);
-    if (st_lookup(RHASH_TBL(opts), tmp, 0)) {
+    if (option_given_p(opts, tmp)) {
         tmp = rb_hash_aref(opts, ID2SYM(i_check_circular));
         state->check_circular = RTEST(tmp);
     } else {
         state->check_circular = 1;
     }
     tmp = ID2SYM(i_max_nesting);
     state->max_nesting = 19;
-    if (st_lookup(RHASH_TBL(opts), tmp, 0)) {
+    if (option_given_p(opts, tmp)) {
         VALUE max_nesting = rb_hash_aref(opts, tmp);
         if (RTEST(max_nesting)) {
             Check_Type(max_nesting, T_FIXNUM);
@@ -927,6 +925,7 @@ void Init_generator()
     i_unpack = rb_intern("unpack");
     i_create_id = rb_intern("create_id");
     i_extend = rb_intern("extend");
+    i_key_p = rb_intern("key?");
 #ifdef HAVE_RUBY_ENCODING_H
     mEncoding_UTF_8 = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-8"));
     i_encoding = rb_intern("encoding");