src/lib/common/inc/perf.h

   1 /*
   2  * Copyright (c) 2015 - 2016 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the License);
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an AS IS BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef __PERF_H__
  18 #define __PERF_H__
  19
  20 #ifdef PERF_ACTIVATE
  21
  22 #include <time.h>
  23
  24 static struct timespec __g_base_time = {
  25         .tv_sec = 0,
  26         .tv_nsec = 0
  27 };
  28
  29 #define INIT_PERF(kb) do {                                                     \
  30         const char *tmp;                                                       \
  31         struct timespec tv;                                                    \
  32         tmp = bundle_get_val(kb, AUL_K_STARTTIME);                             \
  33         if (tmp != NULL)                                                       \
  34                 sscanf(tmp, "%ld/%ld", &tv.tv_sec, &tv.tv_nsec);               \
  35         else                                                                   \
  36                 clock_gettime(CLOCK_MONOTONIC, &tv);                           \
  37         __g_base_time.tv_sec = tv.tv_sec;                                      \
  38         __g_base_time.tv_nsec = tv.tv_nsec;                                    \
  39 } while (0)
  40
  41 #define PERF(fmt, arg...) do {                                                 \
  42         struct timespec cur;                                                   \
  43         struct timespec res;                                                   \
  44         clock_gettime(CLOCK_MONOTONIC, &cur);                                  \
  45         if (__g_base_time.tv_sec != 0) {                                       \
  46                 res->tv_sec = cur.tv_sec - __g_base_time.tv_sec;               \
  47                 res->tv_nsec = cur.tv_nsec - __g_base_time.tv_nsec;            \
  48                 printf("%c[1;31m[%s,%d] %ld sec %ld msec "fmt                  \
  49                                 " %c[0m\n", 27, __func__,                      \
  50                                 __LINE__, res.tv_sec,                          \
  51                                 res.tv_nsec / 1e6, ##arg, 27);                 \
  52         }                                                                      \
  53 } while (0)
  54
  55 #else
  56
  57 #define INIT_PERF(kb)
  58 #define PERF(fmt, arg...)
  59
  60 #endif
  61
  62 #endif /* __PERF_H__ */
  63