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15886: use select if poll is not available, or complain if neither are available

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This commit is contained in:
Clint Adams 2001-09-27 15:36:41 +00:00
parent 4f1d07bb86
commit 8c05772007
2 changed files with 31 additions and 2 deletions
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27
Src/Modules/tcp.c
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@ -538,6 +538,8 @@ bin_ztcp(char *nam, char **args, char *ops, int func)
}
if(test) {
#if defined(HAVE_POLL) || defined(HAVE_SELECT)
# ifdef HAVE_POLL
struct pollfd pfd;
int ret;
@ -549,7 +551,29 @@ bin_ztcp(char *nam, char **args, char *ops, int func)
zwarnnam(nam, "poll error: %e", NULL, errno);
return 1;
}
# else
fd_set rfds;
struct timeval tv;
int ret;
FD_ZERO(&rfds);
FD_SET(lfd, &rfds);
tv.tv_sec = 0;
tv.tv_usec = 0;
if(ret = select(lfd+1, &rfds, NULL, NULL, &tv)) return 1;
else if (ret == -1)
{
zwarnnam(nam, "select error: %e", NULL, errno);
return 1;
}
# endif
#else
zwarnnam(nam, "not currently supported", NULL, 0);
return 1;
#endif
}
sess = zts_alloc(ZTCP_INBOUND);
@ -572,7 +596,6 @@ bin_ztcp(char *nam, char **args, char *ops, int func)
if(verbose)
fprintf(shout, "%d is on fd %d\n", ntohs(sess->peer.in.sin_port), sess->fd);
}
else
{