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authorNicholas Marriott <nicm@cvs.openbsd.org>2015-10-23 16:07:30 +0000
committerNicholas Marriott <nicm@cvs.openbsd.org>2015-10-23 16:07:30 +0000
commitcaadbafe5670de3789c5b0c9adc5bcce2e26eb49 (patch)
treec3e82dc12d811328dfd7d7d9fe02094b0b2d2f89 /usr.bin
parent1833fc70161465670c7d2e14c7715dd389596710 (diff)
tmux can call pledge() in main with large set and then reduce it
slightly in the server to "stdio rpath wpath cpath fattr unix recvfd proc exec tty ps".
Diffstat (limited to 'usr.bin')
-rw-r--r--usr.bin/tmux/server.c6
-rw-r--r--usr.bin/tmux/tmux.c7
2 files changed, 11 insertions, 2 deletions
diff --git a/usr.bin/tmux/server.c b/usr.bin/tmux/server.c
index b8c892c95ae..741b7ed0b72 100644
--- a/usr.bin/tmux/server.c
+++ b/usr.bin/tmux/server.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: server.c,v 1.142 2015/10/22 10:48:30 nicm Exp $ */
+/* $OpenBSD: server.c,v 1.143 2015/10/23 16:07:29 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -178,6 +178,10 @@ server_start(struct event_base *base, int lockfd, char *lockfile)
}
close(pair[0]);
+ if (pledge("stdio rpath wpath cpath fattr unix recvfd proc exec tty "
+ "ps", NULL) != 0)
+ fatal("pledge failed");
+
/*
* Must daemonise before loading configuration as the PID changes so
* $TMUX would be wrong for sessions created in the config file.
diff --git a/usr.bin/tmux/tmux.c b/usr.bin/tmux/tmux.c
index 91d28dab528..11fde3a0a91 100644
--- a/usr.bin/tmux/tmux.c
+++ b/usr.bin/tmux/tmux.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tmux.c,v 1.144 2015/09/14 12:12:24 nicm Exp $ */
+/* $OpenBSD: tmux.c,v 1.145 2015/10/23 16:07:29 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -19,6 +19,7 @@
#include <sys/types.h>
#include <sys/stat.h>
+#include <err.h>
#include <errno.h>
#include <event.h>
#include <fcntl.h>
@@ -254,6 +255,10 @@ main(int argc, char **argv)
if (shell_cmd != NULL && argc != 0)
usage();
+ if (pledge("stdio rpath wpath cpath flock fattr unix sendfd recvfd "
+ "proc exec tty ps", NULL) != 0)
+ err(1, "pledge");
+
if (!(flags & CLIENT_UTF8)) {
/*
* If the user has set whichever of LC_ALL, LC_CTYPE or LANG