Last change
on this file since 1365 was 821, checked in by Bruno Cornec, 18 years ago |
Addition of busybox 1.2.1 as a mindi-busybox new package
This should avoid delivering binary files in mindi not built there (Fedora and Debian are quite serious about that)
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File size:
903 bytes
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Rev | Line | |
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[821] | 1 | /* vi: set sw=4 ts=4: */
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| 2 | /*
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| 3 | * Mini readlink implementation for busybox
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| 4 | *
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| 5 | * Copyright (C) 2000,2001 Matt Kraai <kraai@alumni.carnegiemellon.edu>
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| 6 | *
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| 7 | * Licensed under GPL v2, see file LICENSE in this tarball for details.
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| 8 | */
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| 9 |
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| 10 | #include "busybox.h"
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| 11 | #include <errno.h>
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| 12 | #include <unistd.h>
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| 13 | #include <stdlib.h>
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| 14 | #include <getopt.h>
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| 15 |
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| 16 | #define READLINK_FLAG_f (1 << 0)
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| 17 |
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| 18 | int readlink_main(int argc, char **argv)
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| 19 | {
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| 20 | char *buf;
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| 21 | unsigned long opt = ENABLE_FEATURE_READLINK_FOLLOW ?
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| 22 | bb_getopt_ulflags(argc, argv, "f") : 0;
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| 23 |
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| 24 | if (argc != (ENABLE_FEATURE_READLINK_FOLLOW ? optind + 1 : 2))
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| 25 | bb_show_usage();
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| 26 |
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| 27 | if (opt & READLINK_FLAG_f)
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| 28 | buf = realpath(argv[optind], bb_common_bufsiz1);
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| 29 | else
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| 30 | buf = xreadlink(argv[ENABLE_FEATURE_READLINK_FOLLOW ? optind : 1]);
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| 31 |
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| 32 | if (!buf)
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| 33 | return EXIT_FAILURE;
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| 34 | puts(buf);
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| 35 |
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| 36 | if (ENABLE_FEATURE_CLEAN_UP && buf != bb_common_bufsiz1)
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| 37 | free(buf);
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| 38 |
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| 39 | return EXIT_SUCCESS;
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| 40 | }
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