diff --git a/README b/README index ecace49..c936841 100644 --- a/README +++ b/README @@ -41,7 +41,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support, =*| link yes none =*| ln yes none =*| logger yes none -=* logname yes none +=*| logname yes none = ls no (-C), -S, -f, -m, -s, -x =*| md5sum non-posix none =*| mkdir yes none diff --git a/logname.c b/logname.c index f1981a5..11d287b 100644 --- a/logname.c +++ b/logname.c @@ -4,17 +4,26 @@ #include "util.h" +static void +usage(void) +{ + eprintf("usage: %s\n", argv0); +} + int main(int argc, char *argv[]) { char *login; - argv0 = argv[0]; - if (argc != 1) - eprintf("usage: %s\n", argv0); + argv0 = argv[0], argc--, argv++; + + if (argc) + usage(); + if ((login = getlogin())) puts(login); else - eprintf("%s: no login name\n", argv0); + eprintf("no login name\n"); + return 0; }