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-rw-r--r--networking/ftpd.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/networking/ftpd.c b/networking/ftpd.c
index 4ecdb41..6ca231c 100644
--- a/networking/ftpd.c
+++ b/networking/ftpd.c
@@ -71,6 +71,10 @@
//usage: "\n -w Allow upload"
//usage: IF_FEATURE_FTPD_AUTHENTICATION(
//usage: "\n -A No login required, client access occurs under ftpd's UID"
+//
+// if !FTPD_AUTHENTICATION, -A is accepted too, but not shown in --help
+// since it's the only supported mode in that configuration
+//
//usage: "\n -a USER Enable 'anonymous' login and map it to USER"
//usage: )
//usage: "\n -v Log errors to stderr. -vv: verbose log"
@@ -1157,14 +1161,12 @@ enum {
#if !BB_MMU
OPT_l = (1 << 0),
OPT_1 = (1 << 1),
- OPT_A = (1 << 2),
#endif
- BIT_v = (!BB_MMU) * 3,
- OPT_v = (1 << (BIT_v + 0)),
- OPT_S = (1 << (BIT_v + 1)),
- OPT_w = (1 << (BIT_v + 2)) * ENABLE_FEATURE_FTPD_WRITE,
- BIT_A = BIT_v + 2 + ENABLE_FEATURE_FTPD_WRITE,
- OPT_A = (1 << (BIT_A + 0)) * ENABLE_FEATURE_FTPD_AUTHENTICATION,
+ BIT_A = (!BB_MMU) * 2,
+ OPT_A = (1 << (BIT_A + 0)),
+ OPT_v = (1 << (BIT_A + 1)),
+ OPT_S = (1 << (BIT_A + 2)),
+ OPT_w = (1 << (BIT_A + 3)) * ENABLE_FEATURE_FTPD_WRITE,
};
int ftpd_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
@@ -1184,26 +1186,25 @@ int ftpd_main(int argc UNUSED_PARAM, char **argv)
verbose_S = 0;
G.timeout = 2 * 60;
#if BB_MMU
- opts = getopt32(argv, "^" "vS"
- IF_FEATURE_FTPD_WRITE("w") IF_FEATURE_FTPD_AUTHENTICATION("A")
+ opts = getopt32(argv, "^" "AvS" IF_FEATURE_FTPD_WRITE("w")
"t:+T:+" IF_FEATURE_FTPD_AUTHENTICATION("a:")
"\0" "vv:SS",
&G.timeout, &abs_timeout, IF_FEATURE_FTPD_AUTHENTICATION(&anon_opt,)
&G.verbose, &verbose_S
);
#else
- opts = getopt32(argv, "^" "l1AvS"
- IF_FEATURE_FTPD_WRITE("w") IF_FEATURE_FTPD_AUTHENTICATION("A")
+ opts = getopt32(argv, "^" "l1AvS" IF_FEATURE_FTPD_WRITE("w")
"t:+T:+" IF_FEATURE_FTPD_AUTHENTICATION("a:")
"\0" "vv:SS",
&G.timeout, &abs_timeout, IF_FEATURE_FTPD_AUTHENTICATION(&anon_opt,)
&G.verbose, &verbose_S
);
if (opts & (OPT_l|OPT_1)) {
- /* Our secret backdoor to ls */
+ /* Our secret backdoor to ls: see popen_ls() */
if (fchdir(3) != 0)
_exit(127);
/* memset(&G, 0, sizeof(G)); - ls_main does it */
+ /* NB: in this case -A has a different meaning: like "ls -A" */
return ls_main(/*argc_unused*/ 0, argv);
}
#endif