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thread_pthread.h (native_thread_data): split condvars on some platforms

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Maybe some platforms have strange condition variable implementations
which have a "memory" of which mutexes they're associated with.

In any case, it makes documentation easier even on GNU/Linux and
FreeBSD.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64124 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
normal 2018-07-30 09:54:41 +00:00
parent c307ffe64f
commit a038bf238b
2 changed files with 30 additions and 12 deletions
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14
thread_pthread.h
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@ -22,7 +22,19 @@ typedef pthread_cond_t rb_nativethread_cond_t;
typedef struct native_thread_data_struct {
struct list_node ubf_list;
rb_nativethread_cond_t sleep_cond;
#if defined(__GLIBC__) || defined(__FreeBSD__)
union
#else
/*
* assume the platform condvars are badly implemented and have a
* "memory" of which mutex they're associated with
*/
struct
#endif
{
rb_nativethread_cond_t intr; /* th->interrupt_lock */
rb_nativethread_cond_t gvlq; /* vm->gvl.lock */
} cond;
} native_thread_data_t;
#undef except