rosapps/net/ncftp/sio/UConnect.c

   1 #include "syshdrs.h"
   2
   3 #if !defined(NO_UNIX_DOMAIN_SOCKETS) && !defined(NO_SIGNALS)
   4
   5 extern volatile Sjmp_buf gNetTimeoutJmp;
   6 extern volatile Sjmp_buf gPipeJmp;
   7
   8 int
   9 UConnect(int sfd, const struct sockaddr_un *const addr, int ualen, int tlen)
  10 {
  11         int result;
  12         vsio_sigproc_t sigalrm;
  13
  14         if (SSetjmp(gNetTimeoutJmp) != 0) {
  15                 alarm(0);
  16                 (void) SSignal(SIGALRM, (sio_sigproc_t) sigalrm);
  17                 errno = ETIMEDOUT;
  18                 return (kTimeoutErr);
  19         }
  20
  21         sigalrm = (vsio_sigproc_t) SSignal(SIGALRM, SIOHandler);
  22         alarm((unsigned int) tlen);
  23
  24         errno = 0;
  25         do {
  26                 result = connect(sfd, (struct sockaddr *) addr, ualen);
  27         } while ((result < 0) && (errno == EINTR));
  28
  29         alarm(0);
  30         (void) SSignal(SIGALRM, (sio_sigproc_t) sigalrm);
  31         return (result);
  32 }       /* UConnect */
  33
  34 #endif
  35