Contents of /trunk/mkinitrd-magellan/busybox/coreutils/cat.c
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Sat Sep 1 22:45:15 2007 UTC (17 years ago) by niro
File MIME type: text/plain
File size: 823 byte(s)
Sat Sep 1 22:45:15 2007 UTC (17 years ago) by niro
File MIME type: text/plain
File size: 823 byte(s)
-import if magellan mkinitrd; it is a fork of redhats mkinitrd-5.0.8 with all magellan patches and features; deprecates magellan-src/mkinitrd
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * cat implementation for busybox |
4 | * |
5 | * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org> |
6 | * |
7 | * Licensed under GPLv2, see file License in this tarball for details. |
8 | */ |
9 | |
10 | /* BB_AUDIT SUSv3 compliant */ |
11 | /* http://www.opengroup.org/onlinepubs/007904975/utilities/cat.html */ |
12 | |
13 | #include "busybox.h" |
14 | |
15 | int bb_cat(char **argv) |
16 | { |
17 | static char *const argv_dash[] = { "-", NULL }; |
18 | FILE *f; |
19 | int retval = EXIT_SUCCESS; |
20 | |
21 | if (!*argv) argv = (char**) &argv_dash; |
22 | |
23 | do { |
24 | f = fopen_or_warn_stdin(*argv); |
25 | if (f) { |
26 | off_t r = bb_copyfd_eof(fileno(f), STDOUT_FILENO); |
27 | fclose_if_not_stdin(f); |
28 | if (r >= 0) |
29 | continue; |
30 | } |
31 | retval = EXIT_FAILURE; |
32 | } while (*++argv); |
33 | |
34 | return retval; |
35 | } |
36 | |
37 | int cat_main(int argc, char **argv) |
38 | { |
39 | getopt32(argc, argv, "u"); |
40 | argv += optind; |
41 | return bb_cat(argv); |
42 | } |