nuclear@7: #include <stdio.h>
nuclear@7: #include <stdlib.h>
nuclear@7: #include <string.h>
nuclear@7: #include <stdarg.h>
nuclear@7: #include <errno.h>
nuclear@7: #include "logger.h"
nuclear@7: 
nuclear@7: static FILE *logfile;
nuclear@7: 
nuclear@7: int set_log_file(const char *fname)
nuclear@7: {
nuclear@7: 	FILE *fp;
nuclear@7: 
nuclear@7: 	if(!(fp = fopen(fname, "w"))) {
nuclear@7: 		fprintf(stderr, "failed to open logfile: %s: %s\n", fname, strerror(errno));
nuclear@7: 		return -1;
nuclear@7: 	}
nuclear@7: 	setvbuf(fp, 0, _IONBF, 0);
nuclear@7: 	logfile = fp;
nuclear@7: 	return 0;
nuclear@7: }
nuclear@7: 
nuclear@7: void logmsg(const char *fmt, ...)
nuclear@7: {
nuclear@7: 	va_list ap;
nuclear@7: 
nuclear@7: 	if(!logfile) {
nuclear@7: 		logfile = stderr;
nuclear@7: 	}
nuclear@7: 
nuclear@7: 	va_start(ap, fmt);
nuclear@7: 	vfprintf(logfile, fmt, ap);
nuclear@7: 	va_end(ap);
nuclear@7: }