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UAcceptS.c
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C/C++ Source or Header
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2001-11-19
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1KB
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59 lines
#include "syshdrs.h"
#ifdef PRAGMA_HDRSTOP
# pragma hdrstop
#endif
int
UAcceptS(int sfd, struct sockaddr_un *const addr, int *ualen, int tlen)
{
int result;
fd_set ss;
struct timeval tv;
sockaddr_size_t ualen2;
if (tlen < 0) {
errno = 0;
for (;;) {
ualen2 = (sockaddr_size_t) sizeof(struct sockaddr_un);
result = accept(sfd, (struct sockaddr *) addr, &ualen2);
*ualen = (int) ualen2;
if ((result >= 0) || (errno != EINTR))
return (result);
}
}
for (;;) {
errno = 0;
MY_FD_ZERO(&ss);
#if defined(__DECC) || defined(__DECCXX)
#pragma message save
#pragma message disable trunclongint
#endif
MY_FD_SET(sfd, &ss);
#if defined(__DECC) || defined(__DECCXX)
#pragma message restore
#endif
tv.tv_sec = (tv_sec_t) tlen;
tv.tv_usec = 0;
result = select(sfd + 1, SELECT_TYPE_ARG234 &ss, NULL, NULL, &tv);
if (result == 1) {
/* ready */
break;
} else if (result == 0) {
/* timeout */
errno = ETIMEDOUT;
return (kTimeoutErr);
} else if (errno != EINTR) {
return (-1);
}
}
do {
ualen2 = (sockaddr_size_t) sizeof(struct sockaddr_un);
result = accept(sfd, (struct sockaddr *) addr, &ualen2);
*ualen = (int) ualen2;
} while ((result < 0) && (errno == EINTR));
return (result);
} /* UAcceptS */