code.delx.au - pulseaudio/blob - src/polypcore/log.h

   1 #ifndef foologhfoo
   2 #define foologhfoo
   3
   4 /* $Id$ */
   5
   6 /***
   7   This file is part of polypaudio.
   8
   9   polypaudio is free software; you can redistribute it and/or modify
  10   it under the terms of the GNU Lesser General Public License as published
  11   by the Free Software Foundation; either version 2 of the License,
  12   or (at your option) any later version.
  13
  14   polypaudio is distributed in the hope that it will be useful, but
  15   WITHOUT ANY WARRANTY; without even the implied warranty of
  16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17   General Public License for more details.
  18
  19   You should have received a copy of the GNU Lesser General Public License
  20   along with polypaudio; if not, write to the Free Software
  21   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  22   USA.
  23 ***/
  24
  25 #include <stdarg.h>
  26 #include <polypcore/gccmacro.h>
  27
  28 /* A simple logging subsystem */
  29
  30 /* Where to log to */
  31 typedef enum pa_log_target {
  32     PA_LOG_STDERR,  /* default */
  33     PA_LOG_SYSLOG,
  34     PA_LOG_USER,    /* to user specified function */
  35     PA_LOG_NULL     /* to /dev/null */
  36 } pa_log_target_t;
  37
  38 typedef enum pa_log_level {
  39     PA_LOG_ERROR  = 0,    /* Error messages */
  40     PA_LOG_WARN   = 1,    /* Warning messages */
  41     PA_LOG_NOTICE = 2,    /* Notice messages */
  42     PA_LOG_INFO   = 3,    /* Info messages */
  43     PA_LOG_DEBUG  = 4,    /* debug message */
  44     PA_LOG_LEVEL_MAX
  45 } pa_log_level_t;
  46
  47 /* Set an identification for the current daemon. Used when logging to syslog. */
  48 void pa_log_set_ident(const char *p);
  49
  50 /* Set another log target. If t is PA_LOG_USER you may specify a function that is called every log string */
  51 void pa_log_set_target(pa_log_target_t t, void (*func)(pa_log_level_t t, const char*s));
  52
  53 /* Minimal log level */
  54 void pa_log_set_maximal_level(pa_log_level_t l);
  55
  56 /* Do a log line */
  57 void pa_log_debug(const char *format, ...)  PA_GCC_PRINTF_ATTR(1,2);
  58 void pa_log_info(const char *format, ...)  PA_GCC_PRINTF_ATTR(1,2);
  59 void pa_log_notice(const char *format, ...)  PA_GCC_PRINTF_ATTR(1,2);
  60 void pa_log_warn(const char *format, ...)  PA_GCC_PRINTF_ATTR(1,2);
  61 void pa_log_error(const char *format, ...)  PA_GCC_PRINTF_ATTR(1,2);
  62
  63 void pa_log_level(pa_log_level_t level, const char *format, ...) PA_GCC_PRINTF_ATTR(2,3);
  64
  65 void pa_log_levelv(pa_log_level_t level, const char *format, va_list ap);
  66
  67 #define pa_log pa_log_error
  68
  69 #endif