===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/log.c,v
retrieving revision 1.24
retrieving revision 1.25
diff -c -r1.24 -r1.25
*** src/usr.bin/tmux/log.c	2017/02/04 23:42:53	1.24
--- src/usr.bin/tmux/log.c	2017/06/04 08:25:57	1.25
***************
*** 1,4 ****
! /* $OpenBSD: log.c,v 1.24 2017/02/04 23:42:53 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: log.c,v 1.25 2017/06/04 08:25:57 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 62,79 ****
  
  	if (log_level == 0)
  		return;
  
- 	if (log_file != NULL)
- 		fclose(log_file);
- 
  	xasprintf(&path, "tmux-%s-%ld.log", name, (long)getpid());
! 	log_file = fopen(path, "w");
  	free(path);
  	if (log_file == NULL)
  		return;
  
  	setvbuf(log_file, NULL, _IOLBF, 0);
  	event_set_log_callback(log_event_cb);
  }
  
  /* Close logging. */
--- 62,92 ----
  
  	if (log_level == 0)
  		return;
+ 	log_close();
  
  	xasprintf(&path, "tmux-%s-%ld.log", name, (long)getpid());
! 	log_file = fopen(path, "a");
  	free(path);
  	if (log_file == NULL)
  		return;
  
  	setvbuf(log_file, NULL, _IOLBF, 0);
  	event_set_log_callback(log_event_cb);
+ }
+ 
+ /* Toggle logging. */
+ void
+ log_toggle(const char *name)
+ {
+ 	if (log_level == 0) {
+ 		log_level = 1;
+ 		log_open(name);
+ 		log_debug("log opened");
+ 	} else {
+ 		log_debug("log closed");
+ 		log_level = 0;
+ 		log_close();
+ 	}
  }
  
  /* Close logging. */