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thread_pthread.c: variable for errno

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* thread_pthread.c (rb_thread_wakeup_timer_thread_fd): use a local
  variable for errno.

* thread_pthread.c (consume_communication_pipe): ditto.  add
  EWOULDBLOCK case.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45909 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2014-05-10 15:52:45 +00:00
parent 3385f6a0d4
commit a5b9624fdc
1 changed files with 12 additions and 7 deletions
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19
thread_pthread.c
View file

@ -1238,7 +1238,8 @@ rb_thread_wakeup_timer_thread_fd(int fd)
const char *buff = "!";
retry:
if ((result = write(fd, buff, 1)) <= 0) {
switch (errno) {
int e = errno;
switch (e) {
case EINTR: goto retry;
case EAGAIN:
#if defined(EWOULDBLOCK) && EWOULDBLOCK != EAGAIN
@ -1246,7 +1247,7 @@ rb_thread_wakeup_timer_thread_fd(int fd)
#endif
break;
default:
rb_async_bug_errno("rb_thread_wakeup_timer_thread - write", errno);
rb_async_bug_errno("rb_thread_wakeup_timer_thread - write", e);
}
}
if (TT_DEBUG) WRITE_CONST(2, "rb_thread_wakeup_timer_thread: write\n");
@ -1283,13 +1284,17 @@ consume_communication_pipe(int fd)
return;
}
else if (result < 0) {
switch (errno) {
case EINTR:
int e = errno;
switch (e) {
case EINTR:
continue; /* retry */
case EAGAIN:
case EAGAIN:
#if defined(EWOULDBLOCK) && EWOULDBLOCK != EAGAIN
case EWOULDBLOCK:
#endif
return;
default:
rb_async_bug_errno("consume_communication_pipe: read\n", errno);
default:
rb_async_bug_errno("consume_communication_pipe: read\n", e);
}
}
}