toaruos/userspace/tests/test-write.c
2014-06-07 23:13:29 -07:00

31 lines
712 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) 2014 Kevin Lange
*/
/*
* Testing tool to write a file with the given contents.
*/
#include <stdio.h>
#include <string.h>
int main(int argc, char * argv[]) {
if (argc < 3) {
fprintf(stderr, "usage: %s name \"content...\"\n", argv[0]);
return 1;
}
FILE * f = fopen(argv[1], "w");
if (!f) {
fprintf(stderr, "%s: fopen: failed to open file\n", argv[0]);
return 2;
}
size_t r = fwrite(argv[2], 1, strlen(argv[2]), f);
fclose(f);
fprintf(stderr, "%s: wrote %d bytes\n", argv[0], r);
return 0;
}