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| author | Denis Vlasenko <vda.linux@googlemail.com> | 2007-06-12 08:12:33 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2007-06-12 08:12:33 +0000 |
| commit | cc5e090f12fb4e3834fb1a55bc91d7618af8ce78 (patch) | |
| tree | 34813e8836287c21cb893ab7d3aee666db415d62 /coreutils/readlink.c | |
| parent | aa198dd39cad6cb41fbf6c8b64301b581a9ba206 (diff) | |
| download | busybox-w32-cc5e090f12fb4e3834fb1a55bc91d7618af8ce78.tar.gz busybox-w32-cc5e090f12fb4e3834fb1a55bc91d7618af8ce78.tar.bz2 busybox-w32-cc5e090f12fb4e3834fb1a55bc91d7618af8ce78.zip | |
move several applets to more correct ex-project. No code changes.
Diffstat (limited to 'coreutils/readlink.c')
| -rw-r--r-- | coreutils/readlink.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/coreutils/readlink.c b/coreutils/readlink.c new file mode 100644 index 000000000..d454cbf19 --- /dev/null +++ b/coreutils/readlink.c | |||
| @@ -0,0 +1,50 @@ | |||
| 1 | /* vi: set sw=4 ts=4: */ | ||
| 2 | /* | ||
| 3 | * Mini readlink implementation for busybox | ||
| 4 | * | ||
| 5 | * Copyright (C) 2000,2001 Matt Kraai <kraai@alumni.carnegiemellon.edu> | ||
| 6 | * | ||
| 7 | * Licensed under GPL v2 or later, see file LICENSE in this tarball for details. | ||
| 8 | */ | ||
| 9 | |||
| 10 | #include <getopt.h> | ||
| 11 | |||
| 12 | #include "libbb.h" | ||
| 13 | |||
| 14 | int readlink_main(int argc, char **argv); | ||
| 15 | int readlink_main(int argc, char **argv) | ||
| 16 | { | ||
| 17 | char *buf; | ||
| 18 | char *fname; | ||
| 19 | |||
| 20 | USE_FEATURE_READLINK_FOLLOW( | ||
| 21 | unsigned opt; | ||
| 22 | /* We need exactly one non-option argument. */ | ||
| 23 | opt_complementary = "=1"; | ||
| 24 | opt = getopt32(argc, argv, "f"); | ||
| 25 | fname = argv[optind]; | ||
| 26 | ) | ||
| 27 | SKIP_FEATURE_READLINK_FOLLOW( | ||
| 28 | const unsigned opt = 0; | ||
| 29 | if (argc != 2) bb_show_usage(); | ||
| 30 | fname = argv[1]; | ||
| 31 | ) | ||
| 32 | |||
| 33 | /* compat: coreutils readlink reports errors silently via exit code */ | ||
| 34 | logmode = LOGMODE_NONE; | ||
| 35 | |||
| 36 | if (opt) { | ||
| 37 | buf = realpath(fname, bb_common_bufsiz1); | ||
| 38 | } else { | ||
| 39 | buf = xmalloc_readlink_or_warn(fname); | ||
| 40 | } | ||
| 41 | |||
| 42 | if (!buf) | ||
| 43 | return EXIT_FAILURE; | ||
| 44 | puts(buf); | ||
| 45 | |||
| 46 | if (ENABLE_FEATURE_CLEAN_UP && !opt) | ||
| 47 | free(buf); | ||
| 48 | |||
| 49 | fflush_stdout_and_exit(EXIT_SUCCESS); | ||
| 50 | } | ||