78 lines
2.2 KiB
C
78 lines
2.2 KiB
C
#include "log.h"
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#include <stdarg.h>
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#include <stdio.h>
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/* print the log level */
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static void
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_log_print_type (log_level_t type)
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{
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switch (type)
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{
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case LOG_LEVEL_ERROR:
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printf ("[\x1b[31merror\x1b[0m] ");
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break;
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case LOG_LEVEL_WARNING:
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printf ("[\x1b[33mwarn\x1b[0m] ");
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break;
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case LOG_LEVEL_INFO:
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printf ("[\x1b[34minfo\x1b[0m] ");
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break;
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case LOG_LEVEL_OK:
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printf ("[\x1b[32mok\x1b[0m] ");
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break;
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case LOG_LEVEL_DEBUG:
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printf ("[\x1b[35mdebug\x1b[0m] ");
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break;
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}
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}
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/**
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* print a log message with given log level and format
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*
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* @param type: the log level (see log_level_t)
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* @param fmt: the format to use for the output (same as printf)
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* @param ...: format arguments
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*
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* @usage the header "log.h" defines various additional macros: log_error,
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* log_warn, log_info, log_ok and log_debug. the log level does not
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* need to be passed explicitly to these.
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*/
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__attribute__ ((format (printf, 2, 3)))
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void
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log_print (log_level_t type, const char *restrict fmt, ...)
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{
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va_list ap;
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va_start (ap, fmt);
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_log_print_type (type);
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vprintf (fmt, ap);
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va_end (ap);
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}
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/**
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* print a log message with given log level and format, and add the filename
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* and line that it was called in
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*
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* @param type: the log level (see log_level_t)
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* @param file: the file that the log function was called in
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* @param line: the line in which the function was called
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* @param fmt: the format to use for the output (same as printf)
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* @param ...: format arguments
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*
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* @usage the header "log.h" defines various additional macros: log_error_fl,
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* log_warn_fl, log_info_fl, log_ok_fl and log_debug_fl. the log level,
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* file name and line do not need to be passed explicitly to these.
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*/
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__attribute__ ((format (printf, 4, 5)))
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void
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log_print_fl (log_level_t type, const char *file, size_t line, const char *restrict fmt, ...)
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{
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va_list ap;
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va_start (ap, fmt);
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_log_print_type (type);
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printf ("(\x1b[36m%s:%zu\x1b[0m) ", file, line);
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vprintf (fmt, ap);
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va_end (ap);
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}
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