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Code Issues Releases Wiki Activity

don't retry select() call upon unrecoverable error EBADF

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This commit is contained in:
Yang Tse 2007-03-27 15:22:49 +00:00
parent 59c620bfa5
commit 59eaae42b8
1 changed files with 17 additions and 7 deletions
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24
lib/select.c
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@ -52,6 +52,8 @@
#include "select.h"
#ifdef USE_WINSOCK
# undef EBADF
# define EBADF WSAEBADF
# undef EINTR
# define EINTR WSAEINTR
# undef EINVAL
@ -77,9 +79,9 @@
#define elapsed_ms (int)curlx_tvdiff(curlx_tvnow(), initial_tv)
#ifdef CURL_ACKNOWLEDGE_EINTR
#define sockerrno_not_EINTR (SOCKERRNO != EINTR)
#define error_not_EINTR (error != EINTR)
#else
#define sockerrno_not_EINTR (1)
#define error_not_EINTR (1)
#endif
/*
@ -110,6 +112,7 @@ static int wait_ms(int timeout_ms)
#endif
struct timeval initial_tv;
int pending_ms;
int error;
#endif
int r = 0;
@ -134,7 +137,8 @@ static int wait_ms(int timeout_ms)
pending_tv.tv_usec = (pending_ms % 1000) * 1000;
r = select(0, NULL, NULL, NULL, &pending_tv);
#endif /* HAVE_POLL_FINE */
} while ((r == -1) && (SOCKERRNO != EINVAL) && sockerrno_not_EINTR &&
} while ((r == -1) && (error = SOCKERRNO) &&
(error != EINVAL) && error_not_EINTR &&
((pending_ms = timeout_ms - elapsed_ms) > 0));
#endif /* USE_WINSOCK */
if (r)
@ -175,6 +179,7 @@ int Curl_socket_ready(curl_socket_t readfd, curl_socket_t writefd, int timeout_m
#endif
struct timeval initial_tv;
int pending_ms;
int error;
int r;
int ret;
@ -206,7 +211,8 @@ int Curl_socket_ready(curl_socket_t readfd, curl_socket_t writefd, int timeout_m
if (timeout_ms < 0)
pending_ms = -1;
r = poll(pfd, num, pending_ms);
} while ((r == -1) && (SOCKERRNO != EINVAL) && sockerrno_not_EINTR &&
} while ((r == -1) && (error = SOCKERRNO) &&
(error != EINVAL) && error_not_EINTR &&
((timeout_ms < 0) || ((pending_ms = timeout_ms - elapsed_ms) > 0)));
if (r < 0)
@ -269,7 +275,8 @@ int Curl_socket_ready(curl_socket_t readfd, curl_socket_t writefd, int timeout_m
pending_tv.tv_usec = (pending_ms % 1000) * 1000;
}
r = select((int)maxfd + 1, &fds_read, &fds_write, &fds_err, ptimeout);
} while ((r == -1) && (SOCKERRNO != EINVAL) && sockerrno_not_EINTR &&
} while ((r == -1) && (error = SOCKERRNO) &&
(error != EINVAL) && (error != EBADF) && error_not_EINTR &&
((timeout_ms < 0) || ((pending_ms = timeout_ms - elapsed_ms) > 0)));
if (r < 0)
@ -327,6 +334,7 @@ int Curl_poll(struct pollfd ufds[], unsigned int nfds, int timeout_ms)
bool fds_none = TRUE;
unsigned int i;
int pending_ms;
int error;
int r;
if (ufds) {
@ -351,7 +359,8 @@ int Curl_poll(struct pollfd ufds[], unsigned int nfds, int timeout_ms)
if (timeout_ms < 0)
pending_ms = -1;
r = poll(ufds, nfds, pending_ms);
} while ((r == -1) && (SOCKERRNO != EINVAL) && sockerrno_not_EINTR &&
} while ((r == -1) && (error = SOCKERRNO) &&
(error != EINVAL) && error_not_EINTR &&
((timeout_ms < 0) || ((pending_ms = timeout_ms - elapsed_ms) > 0)));
#else /* HAVE_POLL_FINE */
@ -386,7 +395,8 @@ int Curl_poll(struct pollfd ufds[], unsigned int nfds, int timeout_ms)
pending_tv.tv_usec = (pending_ms % 1000) * 1000;
}
r = select((int)maxfd + 1, &fds_read, &fds_write, &fds_err, ptimeout);
} while ((r == -1) && (SOCKERRNO != EINVAL) && sockerrno_not_EINTR &&
} while ((r == -1) && (error = SOCKERRNO) &&
(error != EINVAL) && (error != EBADF) && error_not_EINTR &&
((timeout_ms < 0) || ((pending_ms = timeout_ms - elapsed_ms) > 0)));
if (r < 0)