[#63592] [ruby-trunk - Bug #10009] IO operation is 10x slower in multi-thread environment — normalperson@...
Issue #10009 has been updated by Eric Wong.
3 messages
2014/07/08
[#63682] [ruby-trunk - Feature #10030] [PATCH] reduce rb_iseq_struct to 296 bytes — ko1@...
Issue #10030 has been updated by Koichi Sasada.
3 messages
2014/07/13
[#63703] [ruby-trunk - Feature #10030] [PATCH] reduce rb_iseq_struct to 296 bytes — ko1@...
Issue #10030 has been updated by Koichi Sasada.
3 messages
2014/07/14
[#63743] [ruby-trunk - Bug #10037] Since r46798 on Solaris, "[BUG] rb_vm_get_cref: unreachable" during make — ngotogenome@...
Issue #10037 has been updated by Naohisa Goto.
3 messages
2014/07/15
[#64136] Ruby 2.1.2 (and 2.1.1 and probably others) assumes a libffi with 3 version numbers in extconf.rb — "Jeffrey 'jf' Lim" <jfs.world@...>
As per subject.
4 messages
2014/07/31
[#64138] Re: Ruby 2.1.2 (and 2.1.1 and probably others) assumes a libffi with 3 version numbers in extconf.rb
— "Jeffrey 'jf' Lim" <jfs.world@...>
2014/07/31
On Thu, Jul 31, 2014 at 6:03 PM, Jeffrey 'jf' Lim <[email protected]>
[ruby-core:63915] [ruby-trunk - Feature #10038] Extend ObjectSpace.dump to expose buffer addresses for String and Array
From:
ko1@...
Date:
2014-07-21 13:12:00 UTC
List:
ruby-core #63915
Issue #10038 has been updated by Koichi Sasada. (2014/07/17 23:52), [email protected] wrote: > I would still prefer an MRI-specific namespace for features only MRI can implement. JRuby and Rubinius have both been a good citizens, keeping our impl-specific APIs hidden. MRI should do the same. I'm neutral about it. There are many MRI specific features and behaviors. I want to wait about discussion. (Ruby 3 can do it?) -- // SASADA Koichi at atdot dot net ---------------------------------------- Feature #10038: Extend ObjectSpace.dump to expose buffer addresses for String and Array https://bugs.ruby-lang.org/issues/10038#change-47946 * Author: Koichi Sasada * Status: Open * Priority: Normal * Assignee: Aman Gupta * Category: ext * Target version: current: 2.2.0 ---------------------------------------- ObjectSpace.dump() expose internal information in JSON. How about to expose buffer addresses for String and Array? ```diff Index: ext/objspace/objspace_dump.c =================================================================== --- ext/objspace/objspace_dump.c (revision 46821) +++ ext/objspace/objspace_dump.c (working copy) @@ -178,12 +178,16 @@ dump_object(VALUE obj, struct dump_confi dump_append(dc, ", \"broken\":true"); if (FL_TEST(obj, RSTRING_FSTR)) dump_append(dc, ", \"fstring\":true"); - if (STR_SHARED_P(obj)) + + if (STR_SHARED_P(obj)) { dump_append(dc, ", \"shared\":true"); + } else { dump_append(dc, ", \"bytesize\":%ld", RSTRING_LEN(obj)); - if (!STR_EMBED_P(obj) && !STR_SHARED_P(obj) && (long)rb_str_capacity(obj) != RSTRING_LEN(obj)) + if (!STR_EMBED_P(obj) && !STR_SHARED_P(obj) && (long)rb_str_capacity(obj) != RSTRING_LEN(obj)) { dump_append(dc, ", \"capacity\":%ld", rb_str_capacity(obj)); + dump_append(dc, ", \"ptr\":\"%p\"", RSTRING_PTR(obj)); + } if (is_ascii_string(obj)) { dump_append(dc, ", \"value\":"); @@ -205,8 +209,14 @@ dump_object(VALUE obj, struct dump_confi dump_append(dc, ", \"length\":%ld", RARRAY_LEN(obj)); if (RARRAY_LEN(obj) > 0 && FL_TEST(obj, ELTS_SHARED)) dump_append(dc, ", \"shared\":true"); - if (RARRAY_LEN(obj) > 0 && FL_TEST(obj, RARRAY_EMBED_FLAG)) + if (RARRAY_LEN(obj) > 0) { + if (FL_TEST(obj, RARRAY_EMBED_FLAG)) { dump_append(dc, ", \"embedded\":true"); + } + else { + dump_append(dc, ", \"ptr\":\"%p\"", RARRAY_PTR(obj)); + } + } break; case T_CLASS: ``` With this hack, we can know the real memory address of them and cooperate with other native tools. BTW, ObjectSpace.dump() should support T_SYMBOL. -- https://bugs.ruby-lang.org/