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On OSX, decline to use the built-in select-baed poll wrapper, since it seems to sometimes not work.

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svn:r1114
This commit is contained in:
Nick Mathewson 2004-02-20 23:41:45 +00:00
parent fd4dc9de39
commit 67a273962a
4 changed files with 25 additions and 14 deletions
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2
src/common/fakepoll.c
View File

@ -30,7 +30,7 @@
#include "util.h"
int
poll(struct pollfd *ufds, unsigned int nfds, int timeout)
tor_poll(struct pollfd *ufds, unsigned int nfds, int timeout)
{
int idx, maxfd, fd;
int r;

29
src/common/fakepoll.h
View File

@ -7,10 +7,27 @@
#include "orconfig.h"
#ifndef HAVE_POLL_H
#ifndef HAVE_SYS_POLL_H
#define USE_FAKE_POLL
#define POLL_NO_WARN
#if defined(HAVE_POLL_H)
#include <poll.h>
#elif defined(HAVE_SYS_POLL_H)
#include <sys/poll.h>
#endif
/* If _POLL_EMUL_H_ is defined, then poll is just a just a thin wrapper around
* select. On Mac OS 10.3, this wrapper is kinda flakey, and we should
* use our own.
*/
#if (defined(HAVE_POLL_H)||defined(HAVE_SYS_POLL_H)) && !defined(_POLL_EMUL_H_)
#define tor_poll poll
#else
#define USE_FAKE_POLL
#endif
#ifdef USE_FAKE_POLL
#ifndef _POLL_EMUL_H_
struct pollfd {
int fd;
short events;
@ -23,9 +40,9 @@ struct pollfd {
#define POLLERR 0x0008
#define POLLHUP 0x0010
#define POLLNVAL 0x0020
#endif
int poll(struct pollfd *ufds, unsigned int nfds, int timeout);
int tor_poll(struct pollfd *ufds, unsigned int nfds, int timeout);
#endif
#endif
#endif
#endif

2
src/or/main.c
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@ -520,7 +520,7 @@ static int do_main_loop(void) {
timeout = prepare_for_poll();
/* poll until we have an event, or the second ends */
poll_result = poll(poll_array, nfds, timeout);
poll_result = tor_poll(poll_array, nfds, timeout);
/* let catch() handle things like ^c, and otherwise don't worry about it */
if(poll_result < 0) {

6
src/or/or.h
View File

@ -26,13 +26,7 @@
#include <ctype.h>
#endif
#include "../common/torint.h"
#ifdef HAVE_SYS_POLL_H
#include <sys/poll.h>
#elif HAVE_POLL_H
#include <poll.h>
#else
#include "../common/fakepoll.h"
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h> /* Must be included before sys/stat.h for Ultrix */
#endif