include/linux/printk.h

   1 #ifndef __KERNEL_PRINTK__
   2 #define __KERNEL_PRINTK__
   3
   4 #include <log.h>
   5 #include <stdio.h>
   6 #include <linux/compiler.h>
   7
   8 #define KERN_EMERG
   9 #define KERN_ALERT
  10 #define KERN_CRIT
  11 #define KERN_ERR
  12 #define KERN_WARNING
  13 #define KERN_NOTICE
  14 #define KERN_INFO
  15 #define KERN_DEBUG
  16 #define KERN_CONT
  17
  18 #define printk(fmt, ...) \
  19         printf(fmt, ##__VA_ARGS__)
  20
  21 /*
  22  * Dummy printk for disabled debugging statements to use whilst maintaining
  23  * gcc's format checking.
  24  */
  25 #define no_printk(fmt, ...)                             \
  26 ({                                                      \
  27         if (0)                                          \
  28                 printk(fmt, ##__VA_ARGS__);             \
  29         0;                                              \
  30 })
  31
  32 #ifndef pr_fmt
  33 #define pr_fmt(fmt) fmt
  34 #endif
  35
  36 #define pr_emerg(fmt, ...)                                              \
  37 ({                                                                      \
  38         CONFIG_LOGLEVEL > 0 ? log_emerg(fmt, ##__VA_ARGS__) : 0;        \
  39 })
  40 #define pr_alert(fmt, ...)                                              \
  41 ({                                                                      \
  42         CONFIG_LOGLEVEL > 1 ? log_alert(fmt, ##__VA_ARGS__) : 0;        \
  43 })
  44 #define pr_crit(fmt, ...)                                               \
  45 ({                                                                      \
  46         CONFIG_LOGLEVEL > 2 ? log_crit(fmt, ##__VA_ARGS__) : 0;         \
  47 })
  48 #define pr_err(fmt, ...)                                                \
  49 ({                                                                      \
  50         CONFIG_LOGLEVEL > 3 ? log_err(fmt, ##__VA_ARGS__) : 0;          \
  51 })
  52 #define pr_warn(fmt, ...)                                               \
  53 ({                                                                      \
  54         CONFIG_LOGLEVEL > 4 ? log_warning(fmt, ##__VA_ARGS__) : 0;      \
  55 })
  56 #define pr_notice(fmt, ...)                                             \
  57 ({                                                                      \
  58         CONFIG_LOGLEVEL > 5 ? log_notice(fmt, ##__VA_ARGS__) : 0;       \
  59 })
  60 #define pr_info(fmt, ...)                                               \
  61 ({                                                                      \
  62         CONFIG_LOGLEVEL > 6 ? log_info(fmt, ##__VA_ARGS__) : 0;         \
  63 })
  64 #define pr_debug(fmt, ...)                                              \
  65 ({                                                                      \
  66         CONFIG_LOGLEVEL > 7 ? log_debug(fmt, ##__VA_ARGS__) : 0;        \
  67 })
  68 #define pr_devel(fmt, ...)                                              \
  69 ({                                                                      \
  70         CONFIG_LOGLEVEL > 7 ? log_debug(fmt, ##__VA_ARGS__) : 0;        \
  71 })
  72
  73 #ifdef CONFIG_LOG
  74 #define pr_cont(fmt, ...)                                               \
  75 ({                                                                      \
  76         gd->logl_prev < CONFIG_LOGLEVEL ?                               \
  77                 log_cont(fmt, ##__VA_ARGS__) : 0;                       \
  78 })
  79 #else
  80 #define pr_cont(fmt, ...)                                               \
  81         printk(fmt, ##__VA_ARGS__)
  82 #endif
  83
  84 #define printk_once(fmt, ...) \
  85         printk(fmt, ##__VA_ARGS__)
  86
  87 #endif