noblock.c File Reference

#include "c.h"
#include <fcntl.h>

Include dependency graph for noblock.c:

Go to the source code of this file.

Functions
bool	pg_set_noblock (pgsocket sock)
bool	pg_set_block (pgsocket sock)

---

Function Documentation

bool pg_set_block

(

pgsocket

sock

)

Definition at line 35 of file noblock.c.

Referenced by pq_set_nonblocking().

{
#if !defined(WIN32)
    int         flags;

    flags = fcntl(sock, F_GETFL);
    if (flags < 0 || fcntl(sock, F_SETFL, (long) (flags & ~O_NONBLOCK)))
        return false;
    return true;
#else
    unsigned long ioctlsocket_ret = 0;

    /* Returns non-0 on failure, while fcntl() returns -1 on failure */
    return (ioctlsocket(sock, FIONBIO, &ioctlsocket_ret) == 0);
#endif
}

bool pg_set_noblock

(

pgsocket

sock

)

Definition at line 21 of file noblock.c.

Referenced by pgstat_init(), pq_set_nonblocking(), PQconnectPoll(), and report_fork_failure_to_client().

{
#if !defined(WIN32)
    return (fcntl(sock, F_SETFL, O_NONBLOCK) != -1);
#else
    unsigned long ioctlsocket_ret = 1;

    /* Returns non-0 on failure, while fcntl() returns -1 on failure */
    return (ioctlsocket(sock, FIONBIO, &ioctlsocket_ret) == 0);
#endif
}