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Also check EWOULDBLOCK as well as EAGAIN

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Nobuyoshi Nakada 2020-01-21 22:45:10 +09:00
parent 25f2005a63
commit 5798d35ff6
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1 changed files with 4 additions and 9 deletions
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13
io.c
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@ -316,7 +316,6 @@ rb_cloexec_open(const char *pathname, int flags, mode_t mode)
static const int retry_max_count = 10000;
int retry_count = 0;
int e;
#ifdef O_CLOEXEC
/* O_CLOEXEC is available since Linux 2.6.23. Linux 2.6.18 silently ignore it. */
@ -325,15 +324,11 @@ rb_cloexec_open(const char *pathname, int flags, mode_t mode)
flags |= O_NOINHERIT;
#endif
while (1) {
ret = open(pathname, flags, mode);
e = errno;
while ((ret = open(pathname, flags, mode)) == -1) {
int e = errno;
if (e != EAGAIN && e != EWOULDBLOCK) break;
if (retry_count++ >= retry_max_count) break;
if (ret != -1 || e != EAGAIN || retry_count >= retry_max_count) {
break;
}
retry_count++;
sleep(retry_interval);
}