vnet/vnet/bfd/bfd_debug.h

   1 /*
   2  * Copyright (c) 2011-2016 Cisco and/or its affiliates.
   3  * Licensed under the Apache License, Version 2.0 (the "License");
   4  * you may not use this file except in compliance with the License.
   5  * You may obtain a copy of the License at:
   6  *
   7  *     http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software
  10  * distributed under the License is distributed on an "AS IS" BASIS,
  11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  * See the License for the specific language governing permissions and
  13  * limitations under the License.
  14  */
  15 /**
  16  * @file
  17  * @brief BFD global declarations
  18  */
  19 #ifndef __included_bfd_debug_h__
  20 #define __included_bfd_debug_h__
  21
  22 /* controls debug prints */
  23 #define BFD_DEBUG (0)
  24
  25 #if BFD_DEBUG
  26 #define BFD_DEBUG_FILE_DEF              \
  27   static const char *__file = NULL;     \
  28   if (!__file)                          \
  29     {                                   \
  30       __file = strrchr (__FILE__, '/'); \
  31       if (__file)                       \
  32         {                               \
  33           ++__file;                     \
  34         }                               \
  35       else                              \
  36         {                               \
  37           __file = __FILE__;            \
  38         }                               \
  39     }
  40
  41 #define BFD_DBG(fmt, ...)                                                \
  42   do                                                                     \
  43     {                                                                    \
  44       BFD_DEBUG_FILE_DEF                                                 \
  45       u8 *_s = NULL;                                                     \
  46       vlib_main_t *vm = vlib_get_main ();                                \
  47       _s = format (_s, "%6.02f:DBG:%s:%d:%s():" fmt, vlib_time_now (vm), \
  48                    __file, __LINE__, __func__, ##__VA_ARGS__);           \
  49       printf ("%s\n", _s);                                               \
  50       fflush (stdout);                                                   \
  51       vec_free (_s);                                                     \
  52     }                                                                    \
  53   while (0);
  54
  55 #define BFD_ERR(fmt, ...)                                                \
  56   do                                                                     \
  57     {                                                                    \
  58       BFD_DEBUG_FILE_DEF                                                 \
  59       u8 *_s = NULL;                                                     \
  60       vlib_main_t *vm = vlib_get_main ();                                \
  61       _s = format (_s, "%6.02f:ERR:%s:%d:%s():" fmt, vlib_time_now (vm), \
  62                    __file, __LINE__, __func__, ##__VA_ARGS__);           \
  63       printf ("%s\n", _s);                                               \
  64       fflush (stdout);                                                   \
  65       vec_free (_s);                                                     \
  66     }                                                                    \
  67   while (0);
  68
  69 #else
  70 #define BFD_DBG(...)
  71 #define BFD_ERR(...)
  72 #endif
  73
  74 #endif /* __included_bfd_debug_h__ */
  75
  76 /*
  77  * fd.io coding-style-patch-verification: ON
  78  *
  79  * Local Variables:
  80  * eval: (c-set-style "gnu")
  81  * End:
  82  */