diff options
-rw-r--r-- | coreutils/readlink.c | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/coreutils/readlink.c b/coreutils/readlink.c index b2e867883..0a9aa957e 100644 --- a/coreutils/readlink.c +++ b/coreutils/readlink.c | |||
@@ -25,12 +25,14 @@ | |||
25 | //kbuild:lib-$(CONFIG_READLINK) += readlink.o | 25 | //kbuild:lib-$(CONFIG_READLINK) += readlink.o |
26 | 26 | ||
27 | //usage:#define readlink_trivial_usage | 27 | //usage:#define readlink_trivial_usage |
28 | //usage: IF_FEATURE_READLINK_FOLLOW("[-fnv] ") "FILE" | 28 | //usage: IF_FEATURE_READLINK_FOLLOW("[-fnv] ") |
29 | //usage: IF_NOT_FEATURE_READLINK_FOLLOW("[-n] ") | ||
30 | //usage: "FILE" | ||
29 | //usage:#define readlink_full_usage "\n\n" | 31 | //usage:#define readlink_full_usage "\n\n" |
30 | //usage: "Display the value of a symlink" | 32 | //usage: "Display the value of a symlink" "\n" |
31 | //usage: IF_FEATURE_READLINK_FOLLOW( "\n" | ||
32 | //usage: "\n -f Canonicalize by following all symlinks" | ||
33 | //usage: "\n -n Don't add newline" | 33 | //usage: "\n -n Don't add newline" |
34 | //usage: IF_FEATURE_READLINK_FOLLOW( | ||
35 | //usage: "\n -f Canonicalize by following all symlinks" | ||
34 | //usage: "\n -v Verbose" | 36 | //usage: "\n -v Verbose" |
35 | //usage: ) | 37 | //usage: ) |
36 | 38 | ||
@@ -67,25 +69,18 @@ int readlink_main(int argc UNUSED_PARAM, char **argv) | |||
67 | { | 69 | { |
68 | char *buf; | 70 | char *buf; |
69 | char *fname; | 71 | char *fname; |
72 | unsigned opt; | ||
70 | 73 | ||
71 | IF_FEATURE_READLINK_FOLLOW( | 74 | opt = getopt32(argv, "^" "n" IF_FEATURE_READLINK_FOLLOW("fvsq") |
72 | unsigned opt; | 75 | "\0" "=1"); |
73 | /* We need exactly one non-option argument. */ | 76 | fname = argv[optind]; |
74 | opt = getopt32(argv, "^" "fnvsq" "\0" "=1"); | ||
75 | fname = argv[optind]; | ||
76 | ) | ||
77 | IF_NOT_FEATURE_READLINK_FOLLOW( | ||
78 | const unsigned opt = 0; | ||
79 | if (argc != 2) bb_show_usage(); | ||
80 | fname = argv[1]; | ||
81 | ) | ||
82 | 77 | ||
83 | /* compat: coreutils readlink reports errors silently via exit code */ | 78 | /* compat: coreutils readlink reports errors silently via exit code */ |
84 | if (!(opt & 4)) /* not -v */ | 79 | if (!(opt & 4)) /* not -v */ |
85 | logmode = LOGMODE_NONE; | 80 | logmode = LOGMODE_NONE; |
86 | 81 | ||
87 | /* NOFORK: only one alloc is allowed; must free */ | 82 | /* NOFORK: only one alloc is allowed; must free */ |
88 | if (opt & 1) { /* -f */ | 83 | if (opt & 2) { /* -f */ |
89 | buf = xmalloc_realpath_coreutils(fname); | 84 | buf = xmalloc_realpath_coreutils(fname); |
90 | } else { | 85 | } else { |
91 | buf = xmalloc_readlink_or_warn(fname); | 86 | buf = xmalloc_readlink_or_warn(fname); |
@@ -93,7 +88,7 @@ int readlink_main(int argc UNUSED_PARAM, char **argv) | |||
93 | 88 | ||
94 | if (!buf) | 89 | if (!buf) |
95 | return EXIT_FAILURE; | 90 | return EXIT_FAILURE; |
96 | printf((opt & 2) ? "%s" : "%s\n", buf); | 91 | printf((opt & 1) ? "%s" : "%s\n", buf); |
97 | free(buf); | 92 | free(buf); |
98 | 93 | ||
99 | fflush_stdout_and_exit_SUCCESS(); | 94 | fflush_stdout_and_exit_SUCCESS(); |