#include <stdio.h> //fprintf()
#include <string.h> //strerror()
#include <errno.h> //errno

#include "utils.h"

static FILE *fdLog=NULL;

void openLog(char path[]) {
	if(path==NULL) {
		fdLog=stderr;
	} else {
		fdLog=fopen(path, "a");
		if ( fdLog == NULL ) {
			fdLog=stderr;
			logs(LOG_ERROR,"openLog : cannot open logfile"); //XXX Détailler ça (str_error...)
		}
	}
}

void closeLog() {
	if(fdLog!=NULL && fdLog!=stderr) {
		fclose(fdLog);
	}
}

//TODO : ajouter une notion de niveau de masquage de messages
void logs(int level, char msg[]) {
	fprintf(fdLog,"%i - %s\n", level, msg);
}

void logs2(int level, char context[], char msg[]) {
	fprintf(fdLog,"%i - %s : %s\n", level, context, msg);
}

void logp(int level, char msg[]) {
	char *errMsg;
	errMsg=strerror(errno);
	fprintf(fdLog,"%i - %s : %s\n", level, msg, errMsg);
}

int min(int a, int b) { return (a<b)?a:b; }
int max(int a, int b) { return (a>b)?a:b; }