Annotation of /trunk/mkinitrd-magellan/busybox/coreutils/cat.c
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Revision 532 -
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Sat Sep 1 22:45:15 2007 UTC (16 years, 8 months ago) by niro
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Sat Sep 1 22:45:15 2007 UTC (16 years, 8 months 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 | niro | 532 | /* 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 | } |