ceph/src/pmdk/src/tools/rpmemd/rpmemd_log.h

   1 /* SPDX-License-Identifier: BSD-3-Clause */
   2 /* Copyright 2016-2020, Intel Corporation */
   3
   4 /*
   5  * rpmemd_log.h -- rpmemd logging functions declarations
   6  */
   7
   8 #include <string.h>
   9 #include "util.h"
  10
  11 #define FORMAT_PRINTF(a, b) __attribute__((__format__(__printf__, (a), (b))))
  12
  13 /*
  14  * The tab character is not allowed in rpmemd log,
  15  * because it is not well handled by syslog.
  16  * Please use RPMEMD_LOG_INDENT instead.
  17  */
  18 #define RPMEMD_LOG_INDENT "    "
  19
  20 #ifdef DEBUG
  21 #define RPMEMD_LOG(level, fmt, arg...) do {\
  22         COMPILE_ERROR_ON(strchr(fmt, '\t') != 0);\
  23         rpmemd_log(RPD_LOG_##level, __FILE__, __LINE__, fmt, ## arg);\
  24 } while (0)
  25 #else
  26 #define RPMEMD_LOG(level, fmt, arg...) do {\
  27         COMPILE_ERROR_ON(strchr(fmt, '\t') != 0);\
  28         rpmemd_log(RPD_LOG_##level, NULL, 0, fmt, ## arg);\
  29 } while (0)
  30 #endif
  31
  32 #ifdef DEBUG
  33 #define RPMEMD_DBG(fmt, arg...) do {\
  34         COMPILE_ERROR_ON(strchr(fmt, '\t') != 0);\
  35         rpmemd_log(_RPD_LOG_DBG, __FILE__, __LINE__, fmt, ## arg);\
  36 } while (0)
  37 #else
  38 #define RPMEMD_DBG(fmt, arg...) do {} while (0)
  39 #endif
  40
  41 #define RPMEMD_ERR(fmt, arg...) do {\
  42         RPMEMD_LOG(ERR, fmt, ## arg);\
  43 } while (0)
  44
  45 #define RPMEMD_FATAL(fmt, arg...) do {\
  46         RPMEMD_LOG(ERR, fmt, ## arg);\
  47         abort();\
  48 } while (0)
  49
  50 #define RPMEMD_ASSERT(cond) do {\
  51         if (!(cond)) {\
  52                 rpmemd_log(RPD_LOG_ERR, __FILE__, __LINE__,\
  53                         "assertion fault: %s", #cond);\
  54                 abort();\
  55         }\
  56 } while (0)
  57
  58 enum rpmemd_log_level {
  59         RPD_LOG_ERR,
  60         RPD_LOG_WARN,
  61         RPD_LOG_NOTICE,
  62         RPD_LOG_INFO,
  63         _RPD_LOG_DBG,   /* disallow to use this with LOG macro */
  64         MAX_RPD_LOG,
  65 };
  66
  67 enum rpmemd_log_level rpmemd_log_level_from_str(const char *str);
  68 const char *rpmemd_log_level_to_str(enum rpmemd_log_level level);
  69
  70 extern enum rpmemd_log_level rpmemd_log_level;
  71 int rpmemd_log_init(const char *ident, const char *fname, int use_syslog);
  72 void rpmemd_log_close(void);
  73 int rpmemd_prefix(const char *fmt, ...) FORMAT_PRINTF(1, 2);
  74 void rpmemd_log(enum rpmemd_log_level level, const char *fname,
  75                 int lineno, const char *fmt, ...) FORMAT_PRINTF(4, 5);