diff options
Diffstat (limited to 'Utilities/cmcurl/lib/select.c')
| -rw-r--r-- | Utilities/cmcurl/lib/select.c | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/Utilities/cmcurl/lib/select.c b/Utilities/cmcurl/lib/select.c index 2002349..d5caa70 100644 --- a/Utilities/cmcurl/lib/select.c +++ b/Utilities/cmcurl/lib/select.c @@ -5,7 +5,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al. + * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms @@ -51,15 +51,14 @@ #include "warnless.h" /* Convenience local macros */ - -#define elapsed_ms (int)curlx_tvdiff(curlx_tvnow(), initial_tv) +#define ELAPSED_MS() (int)curlx_tvdiff(curlx_tvnow(), initial_tv) int Curl_ack_eintr = 0; -#define error_not_EINTR (Curl_ack_eintr || error != EINTR) +#define ERROR_NOT_EINTR(error) (Curl_ack_eintr || error != EINTR) /* * Internal function used for waiting a specific amount of ms - * in Curl_socket_ready() and Curl_poll() when no file descriptor + * in Curl_socket_check() and Curl_poll() when no file descriptor * is provided to wait on, just being used to delay execution. * WinSock select() and poll() timeout mechanisms need a valid * socket descriptor in a not null file descriptor set to work. @@ -109,9 +108,9 @@ int Curl_wait_ms(int timeout_ms) if(r != -1) break; error = SOCKERRNO; - if(error && error_not_EINTR) + if(error && ERROR_NOT_EINTR(error)) break; - pending_ms = timeout_ms - elapsed_ms; + pending_ms = timeout_ms - ELAPSED_MS(); if(pending_ms <= 0) { r = 0; /* Simulate a "call timed out" case */ break; @@ -165,6 +164,12 @@ int Curl_socket_check(curl_socket_t readfd0, /* two sockets to read from */ int r; int ret; +#if SIZEOF_LONG != SIZEOF_INT + /* wrap-around precaution */ + if(timeout_ms >= INT_MAX) + timeout_ms = INT_MAX; +#endif + if((readfd0 == CURL_SOCKET_BAD) && (readfd1 == CURL_SOCKET_BAD) && (writefd == CURL_SOCKET_BAD)) { /* no sockets, just wait */ @@ -213,10 +218,10 @@ int Curl_socket_check(curl_socket_t readfd0, /* two sockets to read from */ if(r != -1) break; error = SOCKERRNO; - if(error && error_not_EINTR) + if(error && ERROR_NOT_EINTR(error)) break; if(timeout_ms > 0) { - pending_ms = (int)(timeout_ms - elapsed_ms); + pending_ms = (int)(timeout_ms - ELAPSED_MS()); if(pending_ms <= 0) { r = 0; /* Simulate a "call timed out" case */ break; @@ -328,10 +333,10 @@ int Curl_socket_check(curl_socket_t readfd0, /* two sockets to read from */ if(r != -1) break; error = SOCKERRNO; - if(error && error_not_EINTR) + if(error && ERROR_NOT_EINTR(error)) break; if(timeout_ms > 0) { - pending_ms = timeout_ms - elapsed_ms; + pending_ms = (int)(timeout_ms - ELAPSED_MS()); if(pending_ms <= 0) { r = 0; /* Simulate a "call timed out" case */ break; @@ -434,10 +439,10 @@ int Curl_poll(struct pollfd ufds[], unsigned int nfds, int timeout_ms) if(r != -1) break; error = SOCKERRNO; - if(error && error_not_EINTR) + if(error && ERROR_NOT_EINTR(error)) break; if(timeout_ms > 0) { - pending_ms = timeout_ms - elapsed_ms; + pending_ms = (int)(timeout_ms - ELAPSED_MS()); if(pending_ms <= 0) { r = 0; /* Simulate a "call timed out" case */ break; @@ -521,10 +526,10 @@ int Curl_poll(struct pollfd ufds[], unsigned int nfds, int timeout_ms) if(r != -1) break; error = SOCKERRNO; - if(error && error_not_EINTR) + if(error && ERROR_NOT_EINTR(error)) break; if(timeout_ms > 0) { - pending_ms = timeout_ms - elapsed_ms; + pending_ms = timeout_ms - ELAPSED_MS(); if(pending_ms <= 0) { r = 0; /* Simulate a "call timed out" case */ break; |