blob: 37237ec1d3d356ebab123e4c522a2817a92d90f7 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
|
/* vi: set sw=4 ts=4: */
/*
* cat implementation for busybox
*
* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
*
* Licensed under GPLv2 or later, see file License in this tarball for details.
*/
/* BB_AUDIT SUSv3 compliant */
/* http://www.opengroup.org/onlinepubs/007904975/utilities/cat.html */
#include "busybox.h"
#include <unistd.h>
int cat_main(int argc, char **argv)
{
FILE *f;
int retval = EXIT_SUCCESS;
bb_getopt_ulflags(argc, argv, "u");
argv += optind;
if (!*argv) {
*--argv = "-";
}
do {
if ((f = bb_wfopen_input(*argv)) != NULL) {
int r = bb_copyfd_eof(fileno(f), STDOUT_FILENO);
bb_fclose_nonstdin(f);
if (r >= 0) {
continue;
}
}
retval = EXIT_FAILURE;
} while (*++argv);
return retval;
}
|
