diff options
author | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-06-13 08:39:30 +0000 |
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committer | naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-06-13 08:39:30 +0000 |
commit | 712a570f5624c0beaac808e03c26915c7afd0806 (patch) | |
tree | cea0a90fc907b3ee1aaec51efcd29e71e159bd2a /thread.c | |
parent | 654b90d31a59f16a3c03b7def85acac84d722034 (diff) |
* vm_core.h (rb_thread_t): add th->name.
* vm.c (th_init): initialize th->name.
* thread.c (Init_Thread): add Thread.name and Thread.name=.
* thread.c (rb_thread_inspect): show thread's name if set.
* thread.c (rb_thread_getname): defined.
* thread.c (rb_thread_setname): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50863 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'thread.c')
-rw-r--r-- | thread.c | 57 |
1 files changed, 57 insertions, 0 deletions
@@ -2717,6 +2717,58 @@ rb_thread_safe_level(VALUE thread) /* * call-seq: + * thr.name -> string + * + * Dump the name, id, and status of _thr_ to a string. + */ + +static VALUE +rb_thread_getname(VALUE thread) +{ + rb_thread_t *th; + GetThreadPtr(thread, th); + return th->name; +} + +/* + * call-seq: + * thr.name=(name) -> string + * + * Dump the name, id, and status of _thr_ to a string. + */ + +static VALUE +rb_thread_setname(VALUE thread, VALUE name) +{ + rb_thread_t *th; + GetThreadPtr(thread, th); + th->name = rb_str_new_frozen(name); +#if defined(HAVE_PTHREAD_SETNAME_NP) +# if defined(__linux__) + pthread_setname_np(th->thread_id, RSTRING_PTR(name)); +# elif defined(__NetBSD__) + pthread_setname_np(th->thread_id, RSTRING_PTR(name), "%s"); +#elif defined(__APPLE__) + { + int mib[2] = {CTL_KERN, KERN_THREADNAME}; + int r; +# ifndef MAXTHREADNAMESIZE +# define MAXTHREADNAMESIZE 64 +# endif + int size_t len = RSTRING_LEN(name); + if (len > MAXTHREADNAMESIZE-1) len = MAXTHREADNAMESIZE-1; + r = sysctl(mib, 2, NULL, 0, RSTRING_PTR(name), len); + if (!r) rb_sys_fail("sysctl([CTL_KERN, KERN_THREADNAME],..)"); + } +# endif +#elif defined(HAVE_PTHREAD_SET_NAME_NP) /* FreeBSD */ + pthread_set_name_np(th->thread_id, RSTRING_PTR(name)); +#endif + return name; +} + +/* + * call-seq: * thr.inspect -> string * * Dump the name, id, and status of _thr_ to a string. @@ -2733,6 +2785,9 @@ rb_thread_inspect(VALUE thread) GetThreadPtr(thread, th); status = thread_status_name(th); str = rb_sprintf("#<%"PRIsVALUE":%p", cname, (void *)thread); + if (!NIL_P(th->name)) { + rb_str_catf(str, "@%"PRIsVALUE, th->name); + } if (!th->first_func && th->first_proc) { VALUE loc = rb_proc_location(th->first_proc); if (!NIL_P(loc)) { @@ -5039,6 +5094,8 @@ Init_Thread(void) rb_define_method(rb_cThread, "backtrace", rb_thread_backtrace_m, -1); rb_define_method(rb_cThread, "backtrace_locations", rb_thread_backtrace_locations_m, -1); + rb_define_method(rb_cThread, "name", rb_thread_getname, 0); + rb_define_method(rb_cThread, "name=", rb_thread_setname, 1); rb_define_method(rb_cThread, "inspect", rb_thread_inspect, 0); rb_vm_register_special_exception(ruby_error_closed_stream, rb_eIOError, "stream closed"); |