1 //**********************************************************************;
2 // Copyright (c) 2017, Intel Corporation
3 // All rights reserved.
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6 // modification, are permitted provided that the following conditions are met:
8 // 1. Redistributions of source code must retain the above copyright notice,
9 // this list of conditions and the following disclaimer.
11 // 2. Redistributions in binary form must reproduce the above copyright notice,
12 // this list of conditions and the following disclaimer in the documentation
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30 //**********************************************************************;
38 * Note that the logging library is not thread safe, thus calls on separate
39 * threads will yield an interleaved output on stderr.
42 static log_level current_log_level = log_level_warning;
45 log_set_level (log_level value)
47 current_log_level = value;
51 get_level_msg (log_level level)
53 const char *value = "UNK";
59 case log_level_warning:
62 case log_level_verbose:
69 _log (log_level level, const char *file, unsigned lineno, const char *fmt, ...)
72 /* Skip printing messages outside of the log level */
73 if (level > current_log_level)
77 va_start(argptr, fmt);
79 /* Verbose output prints file and line on error */
80 if (current_log_level >= log_level_verbose)
81 fprintf (stderr, "%s on line: \"%u\" in file: \"%s\": ",
82 get_level_msg (level), lineno, file);
84 fprintf (stderr, "%s: ", get_level_msg (level));
86 /* Print the user supplied message */
87 vfprintf (stderr, fmt, argptr);
89 /* always add a new line so the user doesn't have to */
90 fprintf (stderr, "\n");