diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/select.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/lib/select.c b/lib/select.c index 5bd8ea466..7b55138df 100644 --- a/lib/select.c +++ b/lib/select.c @@ -51,9 +51,15 @@ #include "select.h" #ifdef WIN32 -#define VALID_SOCK(s) (1) /* Win-sockets are not in range [0..FD_SETSIZE> */ +#define VERIFY_SOCK(x) /* Win-sockets are not in range [0..FD_SETSIZE> */ #else #define VALID_SOCK(s) (((s) >= 0) && ((s) < FD_SETSIZE)) +#define VERIFY_SOCK(x) do { \ + if(!VALID_SOCK(x)) { \ + errno = EINVAL; \ + return -1; \ + } \ +} while(0) #endif /* @@ -129,10 +135,7 @@ int Curl_select(curl_socket_t readfd, curl_socket_t writefd, int timeout_ms) FD_ZERO(&fds_read); if (readfd != CURL_SOCKET_BAD) { - if (!VALID_SOCK(readfd)) { - errno = EINVAL; - return -1; - } + VERIFY_SOCK(readfd); FD_SET(readfd, &fds_read); FD_SET(readfd, &fds_err); maxfd = readfd; @@ -140,13 +143,10 @@ int Curl_select(curl_socket_t readfd, curl_socket_t writefd, int timeout_ms) FD_ZERO(&fds_write); if (writefd != CURL_SOCKET_BAD) { - if (!VALID_SOCK(writefd)) { - errno = EINVAL; - return -1; - } + VERIFY_SOCK(writefd); FD_SET(writefd, &fds_write); FD_SET(writefd, &fds_err); - if (writefd > maxfd) + if (writefd > maxfd)s maxfd = writefd; } |