toaruos/kernel/misc/logging.c

55 lines
1.3 KiB
C

/* vim: tabstop=4 shiftwidth=4 noexpandtab
* This file is part of ToaruOS and is released under the terms
* of the NCSA / University of Illinois License - see LICENSE.md
* Copyright (C) 2011-2018 K. Lange
*
* Kernel Logging Facility
*
* Maintains a log in-memory as well as to serial (unless
* told not to).
*/
#include <kernel/system.h>
#include <kernel/logging.h>
#include <kernel/printf.h>
#include <va_list.h>
#include <toaru/list.h>
log_type_t debug_level = NOTICE;
void * debug_file = NULL;
void (*debug_hook)(void *, char *) = NULL;
void (*debug_video_crash)(char **) = NULL;
static char * c_messages[] = {
" \033[1;34mINFO\033[0m:",
" \033[1;35mNOTICE\033[0m:",
" \033[1;33mWARNING\033[0m:",
" \033[1;31mERROR\033[0m:",
" \033[1;37;41mCRITICAL\033[0m:",
" \033[1;31;44mINSANE\033[0m:"
};
static char buffer[1024];
void _debug_print(char * title, int line_no, log_type_t level, char *fmt, ...) {
if (level >= debug_level && debug_file) {
va_list args;
va_start(args, fmt);
vasprintf(buffer, fmt, args);
va_end(args);
char * type;
if (level > INSANE) {
type = "";
} else {
type = c_messages[level];
}
fprintf(debug_file, "[%10d.%3d:%s:%d]%s %s\n", timer_ticks, timer_subticks, title, line_no, type, buffer);
}
/* else ignore */
}