src/util/debug.h

   1 /*
   2  * Copyright © 2015 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 #ifndef _UTIL_DEBUG_H
  25 #define _UTIL_DEBUG_H
  26
  27 #include <stdint.h>
  28 #include <stdbool.h>
  29
  30 #ifdef __cplusplus
  31 extern "C" {
  32 #endif
  33
  34 struct debug_control {
  35     const char * string;
  36     uint64_t     flag;
  37 };
  38
  39 uint64_t
  40 parse_debug_string(const char *debug,
  41                    const struct debug_control *control);
  42 bool
  43 comma_separated_list_contains(const char *list, const char *s);
  44 bool
  45 env_var_as_boolean(const char *var_name, bool default_value);
  46 unsigned
  47 env_var_as_unsigned(const char *var_name, unsigned default_value);
  48
  49 #ifdef __cplusplus
  50 } /* extern C */
  51 #endif
  52
  53 #endif /* _UTIL_DEBUG_H */