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

pg_set_block()

bool pg_set_block

(

pgsocket

sock

)

Definition at line 49 of file noblock.c.

{
#if !defined(WIN32)
    int         flags;
 
    flags = fcntl(sock, F_GETFL);
    if (flags < 0)
        return false;
    if (fcntl(sock, F_SETFL, (flags & ~O_NONBLOCK)) == -1)
        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
}

References fb().

pg_set_noblock()

bool pg_set_noblock

(

pgsocket

sock

)

Definition at line 25 of file noblock.c.

{
#if !defined(WIN32)
    int         flags;
 
    flags = fcntl(sock, F_GETFL);
    if (flags < 0)
        return false;
    if (fcntl(sock, F_SETFL, (flags | O_NONBLOCK)) == -1)
        return false;
    return true;
#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
}

References fb().

Referenced by pq_init(), PQconnectPoll(), and report_fork_failure_to_client().