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	logname.c - sbase - suckless unix tools
	git clone git://git.suckless.org/sbase
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	---
	logname.c (422B)
	---
	1 /* See LICENSE file for copyright and license details. */
	2 #include <stdio.h>
	3 #include <unistd.h>
	4
	5 #include "util.h"
	6
	7 static void
	8 usage(void)
	9 {
	10 eprintf("usage: %s\n", argv0);
	11 }
	12
	13 int
	14 main(int argc, char *argv[])
	15 {
	16 char *login;
	17
	18 argv0 = argv, argv0 ? (argc--, argv++) : (void )0;
	19
	20 if (argc)
	21 usage();
	22
	23 if ((login = getlogin()))
	24 puts(login);
	25 else
	26 eprintf("no login name\n");
	27
	28 return fshut(stdout, "<stdout>");
	29 }