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thread.c: timespec_for is used only if poll() is used

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62186 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-02-04 01:31:48 +00:00
parent 05c18139a1
commit 0718f53bca
1 changed files with 11 additions and 9 deletions
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20
thread.c
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@ -200,6 +200,16 @@ vm_living_thread_num(rb_vm_t *vm)
return vm->living_thread_num;
}
/*
* poll() is supported by many OSes, but so far Linux is the only
* one we know of that supports using poll() in all places select()
* would work.
*/
#if defined(HAVE_POLL) && defined(__linux__)
# define USE_POLL
#endif
#ifdef USE_POLL
static inline struct timespec *
timespec_for(struct timespec *ts, const struct timeval *tv)
{
@ -210,6 +220,7 @@ timespec_for(struct timespec *ts, const struct timeval *tv)
}
return 0;
}
#endif
#if THREAD_DEBUG
#ifdef HAVE_VA_ARGS_MACRO
@ -3879,15 +3890,6 @@ rb_thread_fd_select(int max, rb_fdset_t * read, rb_fdset_t * write, rb_fdset_t *
return do_select(max, read, write, except, timeout);
}
/*
* poll() is supported by many OSes, but so far Linux is the only
* one we know of that supports using poll() in all places select()
* would work.
*/
#if defined(HAVE_POLL) && defined(__linux__)
# define USE_POLL
#endif
#ifdef USE_POLL
/* The same with linux kernel. TODO: make platform independent definition. */