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* ext/thread/thread.c (rb_thread_exclusive): Implement

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Thread.exclusive.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@11694 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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knu 2007-02-10 20:33:50 +00:00
parent f9c378051a
commit 2a7ec27be2
2 changed files with 39 additions and 0 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun Feb 11 05:32:54 2007 Akinori MUSHA <knu@iDaemons.org>
* ext/thread/thread.c (rb_thread_exclusive): Implement
Thread.exclusive.
Sun Feb 11 05:26:51 2007 Akinori MUSHA <knu@iDaemons.org> Sun Feb 11 05:26:51 2007 Akinori MUSHA <knu@iDaemons.org>
* ext/thread/thread.c: Get rid of use of a dummy function. * ext/thread/thread.c: Get rid of use of a dummy function.

34
ext/thread/thread.c
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@ -18,6 +18,38 @@ static VALUE rb_cConditionVariable;
static VALUE rb_cQueue; static VALUE rb_cQueue;
static VALUE rb_cSizedQueue; static VALUE rb_cSizedQueue;
static VALUE
thread_exclusive_do()
{
rb_thread_critical = Qtrue;
return rb_yield(Qundef);
}
static VALUE
thread_exclusive_ensure(val)
VALUE val;
{
rb_thread_critical = val;
return Qundef;
}
/*
* call-seq:
* Thread.exclusive { block } => obj
*
* Wraps a block in Thread.critical, restoring the original value
* upon exit from the critical section, and returns the value of the
* block.
*/
static VALUE
rb_thread_exclusive()
{
return rb_ensure(thread_exclusive_do, Qundef, thread_exclusive_ensure, rb_thread_critical);
}
typedef struct _Entry { typedef struct _Entry {
VALUE value; VALUE value;
struct _Entry *next; struct _Entry *next;
@ -1067,6 +1099,8 @@ dummy_dump(VALUE self)
void void
Init_thread(void) Init_thread(void)
{ {
rb_define_singleton_method(rb_cThread, "exclusive", rb_thread_exclusive, 0);
rb_cMutex = rb_define_class("Mutex", rb_cObject); rb_cMutex = rb_define_class("Mutex", rb_cObject);
rb_define_alloc_func(rb_cMutex, rb_mutex_alloc); rb_define_alloc_func(rb_cMutex, rb_mutex_alloc);
rb_define_method(rb_cMutex, "marshal_load", dummy_load, 1); rb_define_method(rb_cMutex, "marshal_load", dummy_load, 1);