sbase/echo.c
Laslo Hunhold e92a1aef54 Handle { NULL } argv[] properly in manual arg-reduction
Thanks izabera for reporting this!
2017-08-05 23:50:39 +02:00

25 lines
421 B
C

/* See LICENSE file for copyright and license details. */
#include <stdio.h>
#include <string.h>
#include "util.h"
int
main(int argc, char *argv[])
{
int nflag = 0;
argv0 = *argv, argv0 ? (argc--, argv++) : (void *)0;
if (*argv && !strcmp(*argv, "-n")) {
nflag = 1;
argc--, argv++;
}
for (; *argv; argc--, argv++)
putword(stdout, *argv);
if (!nflag)
putchar('\n');
return fshut(stdout, "<stdout>");
}