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[or-cvs] On OSX, decline to use the built-in select-baed poll wrappe...



Update of /home/or/cvsroot/src/common
In directory moria.mit.edu:/tmp/cvs-serv1607/common

Modified Files:
	fakepoll.c fakepoll.h 
Log Message:
On OSX, decline to use the built-in select-baed poll wrapper, since it seems to sometimes not work.

Index: fakepoll.c
===================================================================
RCS file: /home/or/cvsroot/src/common/fakepoll.c,v
retrieving revision 1.15
retrieving revision 1.16
diff -u -d -r1.15 -r1.16
--- fakepoll.c	17 Dec 2003 21:14:13 -0000	1.15
+++ fakepoll.c	20 Feb 2004 23:41:45 -0000	1.16
@@ -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;

Index: fakepoll.h
===================================================================
RCS file: /home/or/cvsroot/src/common/fakepoll.h,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -d -r1.5 -r1.6
--- fakepoll.h	13 Dec 2003 22:52:54 -0000	1.5
+++ fakepoll.h	20 Feb 2004 23:41:45 -0000	1.6
@@ -7,10 +7,27 @@
 
 #include "orconfig.h"
 
-#ifndef HAVE_POLL_H
-#ifndef HAVE_SYS_POLL_H
+#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 @@
 #define POLLERR  0x0008
 #define POLLHUP  0x0010
 #define POLLNVAL 0x0020
-
-int poll(struct pollfd *ufds, unsigned int nfds, int timeout);
-
 #endif
+
+int tor_poll(struct pollfd *ufds, unsigned int nfds, int timeout);
 #endif
+
 #endif