Add in-tree mspec and ruby/spec

* For easier modifications of ruby/spec by MRI developers.
* .gitignore: track changes under spec.
* spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec.
  These files can therefore be updated like any other file in MRI.
  Instructions are provided in spec/README.
  [Feature #13156] [ruby-core:79246]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 452 insertions, 0 deletions

diff --git a/spec/rubyspec/optional/capi/ext/array_spec.c b/spec/rubyspec/optional/capi/ext/array_spec.c
new file mode 100644
index 0000000000..8bc144195c
--- /dev/null
+++ b/spec/rubyspec/optional/capi/ext/array_spec.c
@@ -0,0 +1,452 @@
+#include "ruby.h"
+#include "rubyspec.h"
+
+#include <stdio.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef HAVE_RB_ARRAY
+static VALUE array_spec_rb_Array(VALUE self, VALUE object) {
+  return rb_Array(object);
+}
+#endif
+
+#if defined(HAVE_RARRAY_LEN) && defined(HAVE_RARRAY_PTR)
+static VALUE array_spec_RARRAY_PTR_iterate(VALUE self, VALUE array) {
+  int i;
+  VALUE* ptr;
+
+  ptr = RARRAY_PTR(array);
+  for(i = 0; i < RARRAY_LEN(array); i++) {
+    rb_yield(ptr[i]);
+  }
+  return Qnil;
+}
+
+static VALUE array_spec_RARRAY_PTR_assign(VALUE self, VALUE array, VALUE value) {
+  int i;
+  VALUE* ptr;
+
+  ptr = RARRAY_PTR(array);
+  for(i = 0; i < RARRAY_LEN(array); i++) {
+    ptr[i] = value;
+  }
+  return Qnil;
+}
+#endif
+
+#ifdef HAVE_RARRAY_LEN
+static VALUE array_spec_RARRAY_LEN(VALUE self, VALUE array) {
+  return INT2FIX(RARRAY_LEN(array));
+}
+#endif
+
+#ifdef HAVE_RARRAY_AREF
+static VALUE array_spec_RARRAY_AREF(VALUE self, VALUE array, VALUE index) {
+  return RARRAY_AREF(array, FIX2INT(index));
+}
+#endif
+
+#ifdef HAVE_RB_ARY_AREF
+static VALUE array_spec_rb_ary_aref(int argc, VALUE *argv, VALUE self) {
+  VALUE ary, args;
+  rb_scan_args(argc, argv, "1*", &ary, &args);
+  return rb_ary_aref((int)RARRAY_LEN(args), RARRAY_PTR(args), ary);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_CLEAR
+static VALUE array_spec_rb_ary_clear(VALUE self, VALUE array) {
+  return rb_ary_clear(array);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_DELETE
+static VALUE array_spec_rb_ary_delete(VALUE self, VALUE array, VALUE item) {
+  return rb_ary_delete(array, item);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_DELETE_AT
+static VALUE array_spec_rb_ary_delete_at(VALUE self, VALUE array, VALUE index) {
+  return rb_ary_delete_at(array, NUM2LONG(index));
+}
+#endif
+
+#ifdef HAVE_RB_ARY_DUP
+static VALUE array_spec_rb_ary_dup(VALUE self, VALUE array) {
+  return rb_ary_dup(array);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_ENTRY
+static VALUE array_spec_rb_ary_entry(VALUE self, VALUE array, VALUE offset) {
+  return rb_ary_entry(array, FIX2INT(offset));
+}
+#endif
+
+#ifdef HAVE_RB_ARY_INCLUDES
+static VALUE array_spec_rb_ary_includes(VALUE self, VALUE ary, VALUE item) {
+  return rb_ary_includes(ary, item);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_JOIN
+static VALUE array_spec_rb_ary_join(VALUE self, VALUE array1, VALUE array2) {
+  return rb_ary_join(array1, array2);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_TO_S
+static VALUE array_spec_rb_ary_to_s(VALUE self, VALUE array) {
+  return rb_ary_to_s(array);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_NEW
+static VALUE array_spec_rb_ary_new(VALUE self) {
+  VALUE ret;
+  ret = rb_ary_new();
+  return ret;
+}
+#endif
+
+#ifdef HAVE_RB_ARY_NEW2
+static VALUE array_spec_rb_ary_new2(VALUE self, VALUE length) {
+  return rb_ary_new2(NUM2LONG(length));
+}
+#endif
+
+#ifdef HAVE_RB_ARY_NEW_CAPA
+static VALUE array_spec_rb_ary_new_capa(VALUE self, VALUE length) {
+  return rb_ary_new_capa(NUM2LONG(length));
+}
+#endif
+
+#ifdef HAVE_RB_ARY_NEW3
+static VALUE array_spec_rb_ary_new3(VALUE self, VALUE first, VALUE second, VALUE third) {
+  return rb_ary_new3(3, first, second, third);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_NEW_FROM_ARGS
+static VALUE array_spec_rb_ary_new_from_args(VALUE self, VALUE first, VALUE second, VALUE third) {
+  return rb_ary_new_from_args(3, first, second, third);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_NEW4
+static VALUE array_spec_rb_ary_new4(VALUE self, VALUE first, VALUE second, VALUE third) {
+  VALUE values[3];
+  values[0] = first;
+  values[1] = second;
+  values[2] = third;
+  return rb_ary_new4(3, values);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_NEW_FROM_VALUES
+static VALUE array_spec_rb_ary_new_from_values(VALUE self, VALUE first, VALUE second, VALUE third) {
+  VALUE values[3];
+  values[0] = first;
+  values[1] = second;
+  values[2] = third;
+  return rb_ary_new_from_values(3, values);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_POP
+static VALUE array_spec_rb_ary_pop(VALUE self, VALUE array) {
+  return rb_ary_pop(array);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_PUSH
+static VALUE array_spec_rb_ary_push(VALUE self, VALUE array, VALUE item) {
+  rb_ary_push(array, item);
+  return array;
+}
+#endif
+
+#ifdef HAVE_RB_ARY_CAT
+static VALUE array_spec_rb_ary_cat(int argc, VALUE *argv, VALUE self) {
+  VALUE ary, args;
+  rb_scan_args(argc, argv, "1*", &ary, &args);
+  return rb_ary_cat(ary, RARRAY_PTR(args), RARRAY_LEN(args));
+}
+#endif
+
+#ifdef HAVE_RB_ARY_REVERSE
+static VALUE array_spec_rb_ary_reverse(VALUE self, VALUE array) {
+  return rb_ary_reverse(array);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_ROTATE
+static VALUE array_spec_rb_ary_rotate(VALUE self, VALUE array, VALUE count) {
+  return rb_ary_rotate(array, NUM2LONG(count));
+}
+#endif
+
+#ifdef HAVE_RB_ARY_SHIFT
+static VALUE array_spec_rb_ary_shift(VALUE self, VALUE array) {
+  return rb_ary_shift(array);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_STORE
+static VALUE array_spec_rb_ary_store(VALUE self, VALUE array, VALUE offset, VALUE value) {
+  rb_ary_store(array, FIX2INT(offset), value);
+
+  return Qnil;
+}
+#endif
+
+#ifdef HAVE_RB_ARY_CONCAT
+static VALUE array_spec_rb_ary_concat(VALUE self, VALUE array1, VALUE array2) {
+  return rb_ary_concat(array1, array2);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_PLUS
+static VALUE array_spec_rb_ary_plus(VALUE self, VALUE array1, VALUE array2) {
+  return rb_ary_plus(array1, array2);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_UNSHIFT
+static VALUE array_spec_rb_ary_unshift(VALUE self, VALUE array, VALUE val) {
+  return rb_ary_unshift(array, val);
+}
+#endif
+
+#ifdef HAVE_RB_ASSOC_NEW
+static VALUE array_spec_rb_assoc_new(VALUE self, VALUE first, VALUE second) {
+  return rb_assoc_new(first, second);
+}
+#endif
+
+#if defined(HAVE_RB_ITERATE) && defined(HAVE_RB_EACH)
+static VALUE copy_ary(VALUE el, VALUE new_ary) {
+  return rb_ary_push(new_ary, el);
+}
+
+static VALUE array_spec_rb_iterate(VALUE self, VALUE ary) {
+  VALUE new_ary = rb_ary_new();
+
+  rb_iterate(rb_each, ary, copy_ary, new_ary);
+
+  return new_ary;
+}
+
+static VALUE sub_pair(VALUE el, VALUE holder) {
+  return rb_ary_push(holder, rb_ary_entry(el, 1));
+}
+
+static VALUE each_pair(VALUE obj) {
+  return rb_funcall(obj, rb_intern("each_pair"), 0);
+}
+
+static VALUE array_spec_rb_iterate_each_pair(VALUE self, VALUE obj) {
+  VALUE new_ary = rb_ary_new();
+
+  rb_iterate(each_pair, obj, sub_pair, new_ary);
+
+  return new_ary;
+}
+
+static VALUE iter_yield(VALUE el, VALUE ary) {
+  rb_yield(el);
+  return Qnil;
+}
+
+static VALUE array_spec_rb_iterate_then_yield(VALUE self, VALUE obj) {
+  rb_iterate(rb_each, obj, iter_yield, obj);
+  return Qnil;
+}
+#endif
+
+#if defined(HAVE_RB_MEM_CLEAR)
+static VALUE array_spec_rb_mem_clear(VALUE self, VALUE obj) {
+  VALUE ary[1];
+  ary[0] = obj;
+  rb_mem_clear(ary, 1);
+  return ary[0];
+}
+#endif
+
+#ifdef HAVE_RB_ARY_FREEZE
+static VALUE array_spec_rb_ary_freeze(VALUE self, VALUE ary) {
+  return rb_ary_freeze(ary);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_TO_ARY
+static VALUE array_spec_rb_ary_to_ary(VALUE self, VALUE ary) {
+  return rb_ary_to_ary(ary);
+}
+#endif
+
+#ifdef HAVE_RB_ARY_SUBSEQ
+static VALUE array_spec_rb_ary_subseq(VALUE self, VALUE ary, VALUE begin, VALUE len) {
+  return rb_ary_subseq(ary, FIX2LONG(begin), FIX2LONG(len));
+}
+#endif
+
+void Init_array_spec(void) {
+  VALUE cls;
+  cls = rb_define_class("CApiArraySpecs", rb_cObject);
+
+#ifdef HAVE_RB_ARRAY
+  rb_define_method(cls, "rb_Array", array_spec_rb_Array, 1);
+#endif
+
+#ifdef HAVE_RARRAY_LEN
+  rb_define_method(cls, "RARRAY_LEN", array_spec_RARRAY_LEN, 1);
+#endif
+
+#if defined(HAVE_RARRAY_LEN) && defined(HAVE_RARRAY_PTR)
+  rb_define_method(cls, "RARRAY_PTR_iterate", array_spec_RARRAY_PTR_iterate, 1);
+  rb_define_method(cls, "RARRAY_PTR_assign", array_spec_RARRAY_PTR_assign, 2);
+#endif
+
+#ifdef HAVE_RARRAY_AREF
+  rb_define_method(cls, "RARRAY_AREF", array_spec_RARRAY_AREF, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_AREF
+  rb_define_method(cls, "rb_ary_aref", array_spec_rb_ary_aref, -1);
+#endif
+
+#ifdef HAVE_RB_ARY_CLEAR
+  rb_define_method(cls, "rb_ary_clear", array_spec_rb_ary_clear, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_DELETE
+  rb_define_method(cls, "rb_ary_delete", array_spec_rb_ary_delete, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_DELETE_AT
+  rb_define_method(cls, "rb_ary_delete_at", array_spec_rb_ary_delete_at, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_DUP
+  rb_define_method(cls, "rb_ary_dup", array_spec_rb_ary_dup, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_ENTRY
+  rb_define_method(cls, "rb_ary_entry", array_spec_rb_ary_entry, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_INCLUDES
+  rb_define_method(cls, "rb_ary_includes", array_spec_rb_ary_includes, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_JOIN
+  rb_define_method(cls, "rb_ary_join", array_spec_rb_ary_join, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_TO_S
+  rb_define_method(cls, "rb_ary_to_s", array_spec_rb_ary_to_s, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_NEW
+  rb_define_method(cls, "rb_ary_new", array_spec_rb_ary_new, 0);
+#endif
+
+#ifdef HAVE_RB_ARY_NEW2
+  rb_define_method(cls, "rb_ary_new2", array_spec_rb_ary_new2, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_NEW_CAPA
+  rb_define_method(cls, "rb_ary_new_capa", array_spec_rb_ary_new_capa, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_NEW3
+  rb_define_method(cls, "rb_ary_new3", array_spec_rb_ary_new3, 3);
+#endif
+
+#ifdef HAVE_RB_ARY_NEW_FROM_ARGS
+  rb_define_method(cls, "rb_ary_new_from_args", array_spec_rb_ary_new_from_args, 3);
+#endif
+
+#ifdef HAVE_RB_ARY_NEW4
+  rb_define_method(cls, "rb_ary_new4", array_spec_rb_ary_new4, 3);
+#endif
+
+#ifdef HAVE_RB_ARY_NEW_FROM_VALUES
+  rb_define_method(cls, "rb_ary_new_from_values", array_spec_rb_ary_new_from_values, 3);
+#endif
+
+#ifdef HAVE_RB_ARY_POP
+  rb_define_method(cls, "rb_ary_pop", array_spec_rb_ary_pop, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_PUSH
+  rb_define_method(cls, "rb_ary_push", array_spec_rb_ary_push, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_CAT
+  rb_define_method(cls, "rb_ary_cat", array_spec_rb_ary_cat, -1);
+#endif
+
+#ifdef HAVE_RB_ARY_REVERSE
+  rb_define_method(cls, "rb_ary_reverse", array_spec_rb_ary_reverse, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_ROTATE
+  rb_define_method(cls, "rb_ary_rotate", array_spec_rb_ary_rotate, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_SHIFT
+  rb_define_method(cls, "rb_ary_shift", array_spec_rb_ary_shift, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_STORE
+  rb_define_method(cls, "rb_ary_store", array_spec_rb_ary_store, 3);
+#endif
+
+#ifdef HAVE_RB_ARY_CONCAT
+  rb_define_method(cls, "rb_ary_concat", array_spec_rb_ary_concat, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_PLUS
+  rb_define_method(cls, "rb_ary_plus", array_spec_rb_ary_plus, 2);
+#endif
+
+#ifdef HAVE_RB_ARY_UNSHIFT
+  rb_define_method(cls, "rb_ary_unshift", array_spec_rb_ary_unshift, 2);
+#endif
+
+#ifdef HAVE_RB_ASSOC_NEW
+  rb_define_method(cls, "rb_assoc_new", array_spec_rb_assoc_new, 2);
+#endif
+
+#if defined(HAVE_RB_ITERATE) && defined(HAVE_RB_EACH)
+  rb_define_method(cls, "rb_iterate", array_spec_rb_iterate, 1);
+  rb_define_method(cls, "rb_iterate_each_pair", array_spec_rb_iterate_each_pair, 1);
+  rb_define_method(cls, "rb_iterate_then_yield", array_spec_rb_iterate_then_yield, 1);
+#endif
+
+#if defined(HAVE_RB_MEM_CLEAR)
+  rb_define_method(cls, "rb_mem_clear", array_spec_rb_mem_clear, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_FREEZE
+  rb_define_method(cls, "rb_ary_freeze", array_spec_rb_ary_freeze, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_TO_ARY
+  rb_define_method(cls, "rb_ary_to_ary", array_spec_rb_ary_to_ary, 1);
+#endif
+
+#ifdef HAVE_RB_ARY_SUBSEQ
+  rb_define_method(cls, "rb_ary_subseq", array_spec_rb_ary_subseq, 3);
+#endif
+}
+
+#ifdef __cplusplus
+}
+#endif