UConnect.c

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#include "syshdrs.h"

#if !defined(NO_UNIX_DOMAIN_SOCKETS) && !defined(NO_SIGNALS)

extern volatile Sjmp_buf gNetTimeoutJmp;
extern volatile Sjmp_buf gPipeJmp;

int
UConnect(int sfd, const struct sockaddr_un *const addr, int ualen, int tlen)
{
    int result;
    vsio_sigproc_t sigalrm;

    if (SSetjmp(gNetTimeoutJmp) != 0) {
        alarm(0);
        (void) SSignal(SIGALRM, (sio_sigproc_t) sigalrm);
        errno = ETIMEDOUT;
        return (kTimeoutErr);
    }

    sigalrm = (vsio_sigproc_t) SSignal(SIGALRM, SIOHandler);
    alarm((unsigned int) tlen);

    errno = 0;
    do {
        result = connect(sfd, (struct sockaddr *) addr, ualen);
    } while ((result < 0) && (errno == EINTR));

    alarm(0);
    (void) SSignal(SIGALRM, (sio_sigproc_t) sigalrm);
    return (result);
}   /* UConnect */

#endif