===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/session.c,v
retrieving revision 1.30
retrieving revision 1.31
diff -c -r1.30 -r1.31
*** src/usr.bin/tmux/session.c	2011/01/25 22:31:50	1.30
--- src/usr.bin/tmux/session.c	2011/04/06 21:51:31	1.31
***************
*** 1,4 ****
! /* $OpenBSD: session.c,v 1.30 2011/01/25 22:31:50 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
--- 1,4 ----
! /* $OpenBSD: session.c,v 1.31 2011/04/06 21:51:31 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
***************
*** 162,167 ****
--- 162,174 ----
  	xfree(s->cwd);
  
  	RB_INSERT(sessions, &dead_sessions, s);
+ }
+ 
+ /* Check a session name is valid: not empty and no colons. */
+ int
+ session_check_name(const char *name)
+ {
+ 	return (*name != '\0' && strchr(name, ':') == NULL);
  }
  
  /* Update session active time. */