log.h

   1 /*
   2  * Copyright (c) 2000, Red Hat, Inc.
   3  *
   4  *     This program is free software; you can redistribute it and/or modify
   5  *     it under the terms of the GNU General Public License as published by
   6  *     the Free Software Foundation; either version 2 of the License, or
   7  *     (at your option) any later version.
   8  *
   9  *     A copy of the GNU General Public License can be found at
  10  *     http://www.gnu.org/
  11  *
  12  * Written by DJ Delorie <dj@redhat.com>
  13  *
  14  */
  15
  16 /* This is for "printf"-like logging.  Messages are stored in memory
  17    until they're written out.  "babble" means the message is just idle
  18    babbling; it can be ignored for shorter logs. */
  19
  20 #include "String++.h"
  21
  22 enum log_level {
  23   LOG_PLAIN = 2,
  24   LOG_BABBLE = 1,
  25   LOG_TIMESTAMP = 2
  26 };
  27
  28 void log (enum log_level level, const char *fmt, ...)
  29   __attribute__ ((format (printf, 2, 3)));
  30 void log (enum log_level level, String const &);
  31
  32 /* Here, "babble" means to write out the babble also.  If "append" is
  33    nonzero, the log is appended to any existing file. */
  34
  35 void log_save (int writebabble, String const &filename, int append);
  36
  37 /* This is the only legal way to exit.  It writes out all the logs and things */
  38
  39 void exit_setup (int exit_code) __attribute__ ((noreturn));