#include "vxBoot/builtin.h"
#include "vxBoot/terminal.h"

/* current log level */
extern int user_log_level;

/* log_help() : display help message */
static int log_help(void)
{
	terminal_write(
		"+---+-----------+---------------------+\n"
		"|Lvl|Name       |Description          |\n"
		"| 0 |LOG_EMERG  |system is unusable   |\n"
		"| 1 |LOG_ALERT  |action must be taken |\n"
		"| 2 |LOG_CRIT   |critical condition   |\n"
		"| 3 |LOG_ERR    |error condition      |\n"
		"| 4 |LOG_WARNING|warning condition    |\n"
		"| 5 |LOG_NOTICE |significant condition|\n"
		"| 6 |LOG_INFO   |informational message|\n"
		"| 7 |LOG_DEBUG  |debug-level message  |\n"
		"\n"
		"current level = %d\n",
		user_log_level
	);
	return (0);
}


/* ls_main() : entry of the "ls" builtin */
int log_main(int argc, char **argv)
{
	if (argc <= 1)
		return (log_help());
	if (argv[1][0] < '0' || argv[1][0] > '7') {
		terminal_write("log: argument not recognized\n");
		return (-1);
	}
	user_log_level = argv[1][0] - '0';
	return (0);
}