[bug:trunk] rb_data_type_t should be extensible

[nobu]

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typedef struct rb_data_type_struct {
const char *wrap_struct_name;
void (dmark)(void);
void (dfree)(void);
size_t (*dsize)(const void *);
void *reserved[3];
void *data;
} rb_data_type_t;

static const rb_data_type_t foo_data = {
“foo”, foo_mark, foo_free, foo_size, {}, my_data
};

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typedef struct rb_data_type_struct {
const char *wrap_struct_name;
void (dmark)(void);
void (dfree)(void);
size_t (*dsize)(const void *);
void (*extension)(void *);
void *reserved[2];
void *data;
} rb_data_type_t;

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static const rb_data_type_t foo_data = {
“foo”, foo_mark, foo_free, foo_size, foo_ext, {}, my_data
};

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typedef struct rb_data_type_struct {
const char *wrap_struct_name;
void (dmark)(void);
void (dfree)(void);
size_t (*dsize)(const void *);
struct {
void (*extension)(void *);
void *reserved[2];
} ext;
void *data;
} rb_data_type_t;

static const rb_data_type_t foo_data = {
“foo”, foo_mark, foo_free, foo_size, {foo_ext,}, my_data
};

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diff --git a/cont.c b/cont.c
index dec3b01…6065d34 100644
— a/cont.c
+++ b/cont.c
@@ -375,5 +375,5 @@ cont_save_machine_stack(rb_thread_t *th,
rb_context_t *cont)
static const rb_data_type_t cont_data_type = {
“continuation”,

• cont_mark, cont_free, cont_memsize,

• {cont_mark, cont_free, cont_memsize,},
  };

@@ -952,5 +952,5 @@ rb_cont_call(int argc, VALUE *argv, VALUE contval)
static const rb_data_type_t fiber_data_type = {
“fiber”,

• fiber_mark, fiber_free, fiber_memsize,

• {fiber_mark, fiber_free, fiber_memsize,},
  };

diff --git a/dir.c b/dir.c
index cab0cdc…8ebd1de 100644
— a/dir.c
+++ b/dir.c
@@ -345,5 +345,5 @@ dir_memsize(const void *ptr)
static const rb_data_type_t dir_data_type = {
“dir”,

• dir_mark, dir_free, dir_memsize

• {dir_mark, dir_free, dir_memsize,},
  };

diff --git a/encoding.c b/encoding.c
index 328e109…2fa8b71 100644
— a/encoding.c
+++ b/encoding.c
@@ -60,5 +60,6 @@ enc_memsize(const void *p)

static const rb_data_type_t encoding_data_type = {

• “encoding”, 0, 0, enc_memsize,

• “encoding”,
• {0, 0, enc_memsize,},
  };

diff --git a/enumerator.c b/enumerator.c
index bdf3bb8…47a5c7e 100644
— a/enumerator.c
+++ b/enumerator.c
@@ -132,7 +132,9 @@ enumerator_memsize(const void *p)
static const rb_data_type_t enumerator_data_type = {
“enumerator”,

• enumerator_mark,
• enumerator_free,
• enumerator_memsize,

• {
• enumerator_mark,
• enumerator_free,
• enumerator_memsize,
• },
  };

@@ -813,7 +815,9 @@ yielder_memsize(const void *p)
static const rb_data_type_t yielder_data_type = {
“yielder”,

• yielder_mark,
• yielder_free,
• yielder_memsize,

• {
• yielder_mark,
• yielder_free,
• yielder_memsize,
• },
  };

@@ -916,7 +920,9 @@ generator_memsize(const void *p)
static const rb_data_type_t generator_data_type = {
“generator”,

• generator_mark,
• generator_free,
• generator_memsize,

• {
• generator_mark,
• generator_free,
• generator_memsize,
• },
  };

diff --git a/error.c b/error.c
index 0e1eab0…0d8e2bd 100644
— a/error.c
+++ b/error.c
@@ -816,7 +816,9 @@ name_err_mesg_memsize(const void *p)
static const rb_data_type_t name_err_mesg_data_type = {
“name_err_mesg”,

• name_err_mesg_mark,
• name_err_mesg_free,
• name_err_mesg_memsize,

• {
• name_err_mesg_mark,
• name_err_mesg_free,
• name_err_mesg_memsize,
• },
  };

diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c
index 340ea8b…146145c 100644
— a/ext/bigdecimal/bigdecimal.c
+++ b/ext/bigdecimal/bigdecimal.c
@@ -106,5 +106,5 @@ BigDecimal_memsize(const void *ptr)
static const rb_data_type_t BigDecimal_data_type = {
“BigDecimal”,

• 0, BigDecimal_delete, BigDecimal_memsize,

• {0, BigDecimal_delete, BigDecimal_memsize,},
  };

diff --git a/ext/dl/cfunc.c b/ext/dl/cfunc.c
index 536a723…7eb5860 100644
— a/ext/dl/cfunc.c
+++ b/ext/dl/cfunc.c
@@ -71,5 +71,5 @@ dlcfunc_memsize(const void *ptr)
const rb_data_type_t dlcfunc_data_type = {
“dl/cfunc”,

• 0, dlcfunc_free, dlcfunc_memsize,

• {0, dlcfunc_free, dlcfunc_memsize,},
  };

diff --git a/ext/dl/cptr.c b/ext/dl/cptr.c
index bafbc48…68c18ec 100644
— a/ext/dl/cptr.c
+++ b/ext/dl/cptr.c
@@ -44,5 +44,5 @@ dlptr_memsize(const void *ptr)
static const rb_data_type_t dlptr_data_type = {
“dl/ptr”,

• 0, dlptr_free, dlptr_memsize,

• {0, dlptr_free, dlptr_memsize,},
  };

diff --git a/ext/dl/handle.c b/ext/dl/handle.c
index a450e6b…ed042e1 100644
— a/ext/dl/handle.c
+++ b/ext/dl/handle.c
@@ -49,5 +49,5 @@ dlhandle_memsize(const void *ptr)
static const rb_data_type_t dlhandle_data_type = {
“dl/handle”,

• 0, dlhandle_free, dlhandle_memsize,

• {0, dlhandle_free, dlhandle_memsize,},
  };

diff --git a/ext/socket/raddrinfo.c b/ext/socket/raddrinfo.c
index 4bc20c9…2e5f95a 100644
— a/ext/socket/raddrinfo.c
+++ b/ext/socket/raddrinfo.c
@@ -535,5 +535,5 @@ addrinfo_memsize(const void *ptr)
static const rb_data_type_t addrinfo_type = {
“socket/addrinfo”,

• addrinfo_mark, addrinfo_free, addrinfo_memsize,

• {addrinfo_mark, addrinfo_free, addrinfo_memsize,},
  };

diff --git a/ext/stringio/stringio.c b/ext/stringio/stringio.c
index c93ba10…4628a35 100644
— a/ext/stringio/stringio.c
+++ b/ext/stringio/stringio.c
@@ -74,7 +74,9 @@ strio_memsize(const void *p)
static const rb_data_type_t strio_data_type = {
“strio”,

• strio_mark,
• strio_free,
• strio_memsize,

• {
• strio_mark,
• strio_free,
• strio_memsize,
• },
  };

diff --git a/file.c b/file.c
index 94c2468…37c9c47 100644
— a/file.c
+++ b/file.c
@@ -248,5 +248,5 @@ stat_memsize(const void *p)
static const rb_data_type_t stat_data_type = {
“stat”,

• NULL, RUBY_TYPED_DEFAULT_FREE, stat_memsize,

• {NULL, RUBY_TYPED_DEFAULT_FREE, stat_memsize,},
  };

diff --git a/gc.c b/gc.c
index 20c34a7…f7fb399 100644
— a/gc.c
+++ b/gc.c
@@ -1178,5 +1178,5 @@ rb_objspace_data_type_memsize(VALUE obj)
{
if (RTYPEDDATA_P(obj)) {

• return RTYPEDDATA_TYPE(obj)->dsize(RTYPEDDATA_DATA(obj));

• return RTYPEDDATA_TYPE(obj)->ext.dsize(RTYPEDDATA_DATA(obj));
  }
  else {
  @@ -1750,5 +1750,5 @@ gc_mark_children(rb_objspace_t *objspace, VALUE
  ptr, int lev)
  case T_DATA:
  if (RTYPEDDATA_P(obj)) {

•  if (obj->as.typeddata.type->dmark) 
  

(*obj->as.typeddata.type->dmark)(DATA_PTR(obj));

•  if (obj->as.typeddata.type->ext.dmark) 
  

(*obj->as.typeddata.type->ext.dmark)(DATA_PTR(obj));
}
else {
@@ -2187,5 +2187,5 @@ obj_free(rb_objspace_t *objspace, VALUE obj)
if (DATA_PTR(obj)) {
if (RTYPEDDATA_P(obj)) {

• RDATA(obj)->dfree = RANY(obj)->as.typeddata.type->dfree;

• RDATA(obj)->dfree = RANY(obj)->as.typeddata.type->ext.dfree;
  }
  if ((long)RANY(obj)->as.data.dfree == -1) {
  @@ -2781,5 +2781,5 @@ run_final(rb_objspace_t *objspace, VALUE obj)

  if (RTYPEDDATA_P(obj)) {

• free_func = RTYPEDDATA_TYPE(obj)->dfree;

• free_func = RTYPEDDATA_TYPE(obj)->ext.dfree;
  }
  else {
  @@ -2903,5 +2903,5 @@ rb_objspace_call_finalizer(rb_objspace_t
  *objspace)
  p->as.free.flags = 0;
  if (RTYPEDDATA_P§) {

•    RDATA(p)->dfree = RANY(p)->as.typeddata.type->dfree;
  

•    RDATA(p)->dfree = RANY(p)->as.typeddata.type->ext.dfree;
  

  }
  if ((long)RANY§->as.data.dfree == -1) {
  diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
  index 03984b4…2dba533 100644
  — a/include/ruby/ruby.h
  +++ b/include/ruby/ruby.h
  @@ -745,9 +745,11 @@ struct RData {
  typedef struct rb_data_type_struct {
  const char *wrap_struct_name;

• void (dmark)(void);
• void (dfree)(void);
• size_t (*dsize)(const void *);
• void reserved[3]; / For future extension.

•                      This array *must* be filled with ZERO. */
  

• struct {
• void (dmark)(void);
• void (dfree)(void);
• size_t (*dsize)(const void *);
• void reserved[3]; / For future extension.

•        This array *must* be filled with ZERO. */
  

• } ext;
  void data; / This area can be used for any purpose
  by a programmer who define the type. */
  diff --git a/iseq.c b/iseq.c
  index ae45884…fc9b101 100644
  — a/iseq.c
  +++ b/iseq.c
  @@ -157,7 +157,9 @@ iseq_memsize(const void *ptr)
  static const rb_data_type_t iseq_data_type = {
  “iseq”,

• iseq_mark,
• iseq_free,
• iseq_memsize,

• {
• iseq_mark,
• iseq_free,
• iseq_memsize,
• },
  };

diff --git a/marshal.c b/marshal.c
index bf76e6d…bcbc2de 100644
— a/marshal.c
+++ b/marshal.c
@@ -187,5 +187,5 @@ memsize_dump_arg(const void *ptr)
static const rb_data_type_t dump_arg_data = {
“dump_arg”,

• mark_dump_arg, free_dump_arg, memsize_dump_arg

• {mark_dump_arg, free_dump_arg, memsize_dump_arg,},
  };

@@ -1000,5 +1000,5 @@ memsize_load_arg(const void *ptr)
static const rb_data_type_t load_arg_data = {
“load_arg”,

• mark_load_arg, free_load_arg, memsize_load_arg

• {mark_load_arg, free_load_arg, memsize_load_arg,},
  };

diff --git a/parse.y b/parse.y
index b9f59d4…6b4bf95 100644
— a/parse.y
+++ b/parse.y
@@ -10028,7 +10028,9 @@ parser_memsize(const void *ptr)
static const rb_data_type_t parser_data_type = {
“parser”,

• parser_mark,
• parser_free,
• parser_memsize,

• {
• parser_mark,
• parser_free,
• parser_memsize,
• },
  };

diff --git a/proc.c b/proc.c
index 7df2ec8…0489dd9 100644
— a/proc.c
+++ b/proc.c
@@ -72,7 +72,9 @@ proc_memsize(const void *ptr)
static const rb_data_type_t proc_data_type = {
“proc”,

• proc_mark,
• proc_free,
• proc_memsize,

• {
• proc_mark,
• proc_free,
• proc_memsize,
• },
  };

@@ -269,7 +271,9 @@ binding_memsize(const void *ptr)
static const rb_data_type_t binding_data_type = {
“binding”,

• binding_mark,
• binding_free,
• binding_memsize,

• {
• binding_mark,
• binding_free,
• binding_memsize,
• },
  };

@@ -883,7 +887,9 @@ bm_memsize(const void *ptr)
static const rb_data_type_t method_data_type = {
“method”,

• bm_mark,
• bm_free,
• bm_memsize,

• {
• bm_mark,
• bm_free,
• bm_memsize,
• },
  };

diff --git a/random.c b/random.c
index 333c593…72ef7c5 100644
— a/random.c
+++ b/random.c
@@ -340,7 +340,9 @@ random_memsize(const void *ptr)
static const rb_data_type_t random_data_type = {
“random”,

• random_mark,
• random_free,
• random_memsize,

• {
• random_mark,
• random_free,
• random_memsize,
• },
  };

diff --git a/thread.c b/thread.c
index de60b4d…49d4d28 100644
— a/thread.c
+++ b/thread.c
@@ -2825,5 +2825,5 @@ thgroup_memsize(const void *ptr)
static const rb_data_type_t thgroup_data_type = {
“thgroup”,

• NULL, RUBY_TYPED_DEFAULT_FREE, thgroup_memsize,

• {NULL, RUBY_TYPED_DEFAULT_FREE, thgroup_memsize,},
  };

@@ -3063,5 +3063,5 @@ mutex_memsize(const void *ptr)
static const rb_data_type_t mutex_data_type = {
“mutex”,

• mutex_mark, mutex_free, mutex_memsize,

• {mutex_mark, mutex_free, mutex_memsize,},
  };

@@ -3434,5 +3434,5 @@ barrier_mark(void *ptr)
static const rb_data_type_t barrier_data_type = {
“barrier”,

• barrier_mark, 0, 0,

• {barrier_mark, 0, 0,},
  };

diff --git a/time.c b/time.c
index 1abbd96…15398e9 100644
— a/time.c
+++ b/time.c
@@ -1852,5 +1852,5 @@ time_memsize(const void *tobj)
static const rb_data_type_t time_data_type = {
“time”,

• time_mark, time_free, time_memsize,

• {time_mark, time_free, time_memsize,},
  };

diff --git a/transcode.c b/transcode.c
index dadb57b…c718182 100644
— a/transcode.c
+++ b/transcode.c
@@ -2830,5 +2830,5 @@ econv_memsize(const void *ptr)
static const rb_data_type_t econv_data_type = {
“econv”,

• NULL, econv_free, econv_memsize,

• {NULL, econv_free, econv_memsize,},
  };

diff --git a/variable.c b/variable.c
index 382644b…33e6632 100644
— a/variable.c
+++ b/variable.c
@@ -1419,5 +1419,5 @@ autoload_memsize(const void *ptr)
static const rb_data_type_t autoload_data_type = {
“autoload”,

• autoload_mark, autoload_free, autoload_memsize,

• {autoload_mark, autoload_free, autoload_memsize,},
  };

diff --git a/vm.c b/vm.c
index 8e93963…f8509d7 100644
— a/vm.c
+++ b/vm.c
@@ -245,5 +245,5 @@ env_memsize(const void *ptr)
static const rb_data_type_t env_data_type = {
“VM/env”,

• env_mark, env_free, env_memsize,

• {env_mark, env_free, env_memsize,},
  };

@@ -1570,5 +1570,5 @@ vm_memsize(const void *ptr)
static const rb_data_type_t vm_data_type = {
“VM”,

• rb_vm_mark, vm_free, vm_memsize,

• {rb_vm_mark, vm_free, vm_memsize,},
  };

@@ -1760,7 +1760,9 @@ thread_memsize(const void *ptr)
static const rb_data_type_t thread_data_type = {
“VM/thread”,

• rb_thread_mark,
• thread_free,
• thread_memsize,

• {
• rb_thread_mark,
• thread_free,
• thread_memsize,
• },
  };

[nobu]

e$B$J$+$@$G$9!#e(B

At Sun, 18 Jul 2010 01:58:17 +0900,
Nobuyoshi N. wrote in [ruby-dev:41862]:

e$B$=$3$G!“e(Bdmarke$B$+$ie(Bdsizee$B$^$G$be(Breservede$B$H0l=o$Ke(Bstructe$B$KF~$l$F$7$^$$e(B
e$B$?$$$H;W$$$^$9!#e(B{}e$B$,I,MW$K$J$j$^$9$,!”>e5-$N$h$&$JITB7$$$5$O2sHre(B
e$B$G$-$^$9$7!"%P%$%J%j8_49@-$bJ]$?$l$^$9!#e(B

e$B9,$$e(Brb_data_type_te$B$Oe(B1.9.1e$B$K$O$"$j$^$;$s!#JQ$($k$J$i:#$,:G8e$N%A%ce(B
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e$B$9$G$Ke(B[ruby-dev:40913]e$B$G!"e(B1.9.2e$B$G$O!V?($k$J%-%1%s!W$H$$$&$3$H$Ke(B
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e$B$OITMW$H$7$F9MN8$7$J$$$3$H$H$7$^$9!#e(B

[nobu]

e$B%A%1%C%He(B #3583 e$B$,99?7$5$l$^$7$?!#e(B (by Nobuyoshi N.)

e$B%9%F!<%?%9e(B Assignede$B$+$ie(BClosede$B$KJQ99e(B
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B

This issue was solved with changeset r28676.
Nobuyoshi, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

---

http://redmine.ruby-lang.org/issues/show/3583

[nobu]

e$B$=$N;]$N%3%a%s%H$re(B include/ruby.h
e$B$KDI2C$7$F$bNI$$$G$7$g$&$+!%e(B

[nobu]

e$B1sF#$G$9!#e(B

e$BDI2C$7$?$[$&$,$$$$$H;W$$$^$9!#e(B
trunk e$B$KF~$l$Fe(B revision e$B$rEA$($F$/$@$5$$!#e(B
e$BH?BP$,$J$1$l$Pe(B backport e$B$7$^$9!#e(B

2010e$BG/e(B7e$B7ne(B18e$BF|e(B16:39 SASADA Koichi [email protected]: