epoll on Linux is broken with /dev/null so it needs to be disabled.

Instead of adding another BROKEN_* define, move event_init into
osdep-*.c.
This commit is contained in:
Nicholas Marriott 2010-12-30 20:41:08 +00:00
parent ba89a048ed
commit 436f3b357e
10 changed files with 87 additions and 34 deletions

7
configure vendored
View File

@ -1,5 +1,5 @@
#!/bin/sh
# $Id: configure,v 1.59 2010-12-08 19:55:31 nicm Exp $
# $Id: configure,v 1.60 2010-12-30 20:41:07 nicm Exp $
#
# Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
#
@ -30,8 +30,6 @@ cat <<EOF >>$CONFIG_H
#undef HAVE_ASPRINTF
#undef HAVE_BROKEN_CMSG_FIRSTHDR
#undef HAVE_BROKEN_CURSES_H
#undef HAVE_BROKEN_KQUEUE
#undef HAVE_BROKEN_POLL
#undef HAVE_BZERO
#undef HAVE_CLOSEFROM
#undef HAVE_DAEMON
@ -185,8 +183,6 @@ EOF
cat <<EOF >>$CONFIG_H
#define HAVE_ASPRINTF
#define HAVE_BROKEN_CMSG_FIRSTHDR
#define HAVE_BROKEN_KQUEUE
#define HAVE_BROKEN_POLL
#define HAVE_BZERO
#define HAVE_DAEMON
#define HAVE_DIRFD
@ -222,7 +218,6 @@ EOF
FreeBSD|DragonFly)
cat <<EOF >>$CONFIG_H
#define HAVE_ASPRINTF
#define HAVE_BROKEN_KQUEUE
#define HAVE_BZERO
#define HAVE_CLOSEFROM
#define HAVE_DAEMON

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@ -1,4 +1,4 @@
/* $Id: osdep-darwin.c,v 1.11 2009-05-04 17:58:27 nicm Exp $ */
/* $Id: osdep-darwin.c,v 1.12 2010-12-30 20:41:07 nicm Exp $ */
/*
* Copyright (c) 2009 Joshua Elsasser <josh@elsasser.org>
@ -19,11 +19,13 @@
#include <sys/types.h>
#include <sys/sysctl.h>
#include <event.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
char *osdep_get_name(int, char *);
char *osdep_get_name(int, char *);
struct event_base *osdep_event_init(void);
#define unused __attribute__ ((unused))
@ -31,7 +33,7 @@ char *
osdep_get_name(int fd, unused char *tty)
{
int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, 0 };
size_t size;
size_t size;
struct kinfo_proc kp;
if ((mib[3] = tcgetpgrp(fd)) == -1)
@ -45,3 +47,15 @@ osdep_get_name(int fd, unused char *tty)
return (strdup(kp.kp_proc.p_comm));
}
struct event_base *
osdep_event_init(void)
{
/*
* On OS X, kqueue and poll are both completely broken and don't
* work on anything except socket file descriptors (yes, really).
*/
setenv("EVENT_NOKQUEUE", "1", 1);
setenv("EVENT_NOPOLL", "1", 1);
return (event_init());
}

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@ -1,4 +1,4 @@
/* $Id: osdep-freebsd.c,v 1.19 2009-08-09 18:00:45 tcunha Exp $ */
/* $Id: osdep-freebsd.c,v 1.20 2010-12-30 20:41:08 nicm Exp $ */
/*
* Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@ -24,6 +24,7 @@
#include <err.h>
#include <errno.h>
#include <event.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
@ -31,6 +32,7 @@
struct kinfo_proc *cmp_procs(struct kinfo_proc *, struct kinfo_proc *);
char *osdep_get_name(int, char *);
struct event_base *osdep_event_init(void);
#ifndef nitems
#define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
@ -127,3 +129,14 @@ error:
free(buf);
return (NULL);
}
struct event_base *
osdep_event_init(void)
{
/*
* On some versions of FreeBSD, kqueue doesn't work properly on tty
* file descriptors. This is fixed in recent FreeBSD versions.
*/
setenv("EVENT_NOKQUEUE", "1", 1);
return (event_init());
}

View File

@ -1,4 +1,4 @@
/* $Id: osdep-linux.c,v 1.6 2009-04-29 23:07:35 nicm Exp $ */
/* $Id: osdep-linux.c,v 1.7 2010-12-30 20:41:08 nicm Exp $ */
/*
* Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@ -19,7 +19,9 @@
#include <sys/types.h>
#include <sys/stat.h>
#include <event.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "tmux.h"
@ -57,3 +59,13 @@ osdep_get_name(int fd, unused char *tty)
fclose(f);
return (buf);
}
struct event_base *
osdep_event_init(void)
{
/*
* On Linux, epoll doesn't work on /dev/null (yes, really).
*/
setenv("EVENT_NOEPOLL", "1", 1);
return (event_init());
}

View File

@ -1,4 +1,4 @@
/* $Id: osdep-netbsd.c,v 1.9 2009-09-24 12:30:22 nicm Exp $ */
/* $Id: osdep-netbsd.c,v 1.10 2010-12-30 20:41:08 nicm Exp $ */
/*
* Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@ -22,6 +22,7 @@
#include <sys/sysctl.h>
#include <errno.h>
#include <event.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
@ -33,6 +34,7 @@
struct kinfo_proc2 *cmp_procs(struct kinfo_proc2 *, struct kinfo_proc2 *);
char *osdep_get_name(int, char *);
struct event_base *osdep_event_init(void);
struct kinfo_proc2 *
cmp_procs(struct kinfo_proc2 *p1, struct kinfo_proc2 *p2)
@ -120,3 +122,9 @@ error:
free(buf);
return (NULL);
}
struct event_base *
osdep_event_init(void)
{
return (event_init());
}

View File

@ -1,4 +1,4 @@
/* $Id: osdep-openbsd.c,v 1.20 2009-12-26 23:48:37 tcunha Exp $ */
/* $Id: osdep-openbsd.c,v 1.21 2010-12-30 20:41:08 nicm Exp $ */
/*
* Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@ -21,6 +21,7 @@
#include <sys/stat.h>
#include <errno.h>
#include <event.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
@ -34,8 +35,10 @@
#define is_stopped(p) \
((p)->p_stat == SSTOP || (p)->p_stat == SZOMB || (p)->p_stat == SDEAD)
struct kinfo_proc2 *cmp_procs(struct kinfo_proc2 *, struct kinfo_proc2 *);
char *osdep_get_name(int, char *);
char *osdep_get_name(int, char *);
struct event_base *osdep_event_init(void);
struct kinfo_proc2 *
cmp_procs(struct kinfo_proc2 *p1, struct kinfo_proc2 *p2)
@ -130,3 +133,9 @@ error:
free(buf);
return (NULL);
}
struct event_base *
osdep_event_init(void)
{
return (event_init());
}

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@ -1,4 +1,4 @@
/* $Id: osdep-sunos.c,v 1.2 2009-10-15 07:11:25 nicm Exp $ */
/* $Id: osdep-sunos.c,v 1.3 2010-12-30 20:41:08 nicm Exp $ */
/*
* Copyright (c) 2009 Todd Carson <toc@daybefore.net>
@ -19,6 +19,7 @@
#include <sys/types.h>
#include <sys/stat.h>
#include <event.h>
#include <fcntl.h>
#include <procfs.h>
#include <stdio.h>
@ -63,3 +64,9 @@ osdep_get_name(int fd, char *tty)
return (xstrdup(p.pr_fname));
}
struct event_base *
osdep_event_init(void)
{
return (event_init());
}

View File

@ -1,4 +1,4 @@
/* $Id: osdep-unknown.c,v 1.5 2009-04-29 23:07:35 nicm Exp $ */
/* $Id: osdep-unknown.c,v 1.6 2010-12-30 20:41:08 nicm Exp $ */
/*
* Copyright (c) 2009 Nicholas Marriott <nicm@users.sourceforge.net>
@ -18,6 +18,8 @@
#include <sys/types.h>
#include <event.h>
#include "tmux.h"
char *
@ -25,3 +27,9 @@ osdep_get_name(unused int fd, unused char *tty)
{
return (NULL);
}
struct event_base *
osdep_event_init(void)
{
return (event_init());
}

18
tmux.c
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@ -1,4 +1,4 @@
/* $Id: tmux.c,v 1.228 2010-12-27 21:22:24 tcunha Exp $ */
/* $Id: tmux.c,v 1.229 2010-12-30 20:41:08 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -495,20 +495,6 @@ main(int argc, char **argv)
#endif
/* Pass control to the client. */
#ifdef HAVE_BROKEN_KQUEUE
if (setenv("EVENT_NOKQUEUE", "1", 1) != 0)
fatal("setenv failed");
#endif
#ifdef HAVE_BROKEN_POLL
if (setenv("EVENT_NOPOLL", "1", 1) != 0)
fatal("setenv failed");
#endif
ev_base = event_init();
#ifdef HAVE_BROKEN_KQUEUE
unsetenv("EVENT_NOKQUEUE");
#endif
#ifdef HAVE_BROKEN_POLL
unsetenv("EVENT_NOPOLL");
#endif
ev_base = osdep_event_init();
exit(client_main(argc, argv, flags));
}

5
tmux.h
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@ -1,4 +1,4 @@
/* $Id: tmux.h,v 1.591 2010-12-22 15:36:44 tcunha Exp $ */
/* $Id: tmux.h,v 1.592 2010-12-30 20:41:08 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@ -2004,7 +2004,8 @@ int utf8_open(struct utf8_data *, u_char);
int utf8_append(struct utf8_data *, u_char);
/* osdep-*.c */
char *osdep_get_name(int, char *);
char *osdep_get_name(int, char *);
struct event_base *osdep_event_init(void);
/* log.c */
void log_open_tty(int);