toaruos/userspace/core/touch.c
2016-12-14 21:21:32 +09:00

29 lines
522 B
C

/* This file is part of ToaruOS and is released under the terms
* of the NCSA / University of Illinois License - see LICENSE.md
* Copyright (C) 2013 Kevin Lange
*/
/*
* touch
*
* Creates a file or updates its last-modified date.
* (in theory)
*/
#include <stdio.h>
#include <string.h>
int main(int argc, char * argv[]) {
if (argc < 2) {
fprintf(stderr, "%s: argument expected\n", argv[0]);
return 1;
}
FILE * f = fopen(argv[1], "a");
if (!f) {
perror(argv[0]);
return 1;
}
fclose(f);
return 0;
}