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Fix timestamping and continue behaviour with ftp protocol.

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* src/ftp.c (ftp_loop_internal): Add option `force_full_retrieve' that force to
retrieve full file.
(ftp_retrieve_list): Pass `true' as `force_full_retrieve' option to
`ftp_loop_internal' if we want to download file with newer timestamp than local
copy.
This commit is contained in:
Nikolay Merinov 2015-04-17 23:32:30 +05:00 committed by Giuseppe Scrivano
parent 3765a1b266
commit 0e6d6ca963
1 changed files with 13 additions and 8 deletions
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21
src/ftp.c
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@ -1540,7 +1540,8 @@ Error in server response, closing control connection.\n"));
This loop either gets commands from con, or (if ON_YOUR_OWN is
set), makes them up to retrieve the file given by the URL. */
static uerr_t
ftp_loop_internal (struct url *u, struct fileinfo *f, ccon *con, char **local_file)
ftp_loop_internal (struct url *u, struct fileinfo *f, ccon *con, char **local_file,
bool force_full_retrieve)
{
int count, orig_lp;
wgint restval, len = 0, qtyread = 0;
@ -1642,6 +1643,8 @@ ftp_loop_internal (struct url *u, struct fileinfo *f, ccon *con, char **local_fi
/* Decide whether or not to restart. */
if (con->cmd & DO_LIST)
restval = 0;
else if (force_full_retrieve)
restval = 0;
else if (opt.start_pos >= 0)
restval = opt.start_pos;
else if (opt.always_rest
@ -1865,7 +1868,7 @@ ftp_get_listing (struct url *u, ccon *con, struct fileinfo **f)
con->target = xstrdup (lf);
xfree (lf);
err = ftp_loop_internal (u, NULL, con, NULL);
err = ftp_loop_internal (u, NULL, con, NULL, false);
lf = xstrdup (con->target);
xfree (con->target);
con->target = old_target;
@ -1910,6 +1913,7 @@ ftp_retrieve_list (struct url *u, struct fileinfo *f, ccon *con)
time_t tml;
bool dlthis; /* Download this (file). */
const char *actual_target = NULL;
bool force_full_retrieve = false;
/* Increase the depth. */
++depth;
@ -1989,9 +1993,10 @@ ftp_retrieve_list (struct url *u, struct fileinfo *f, ccon *con)
Remote file no newer than local file %s -- not retrieving.\n"), quote (con->target));
dlthis = false;
}
else if (eq_size)
else if (f->tstamp > tml)
{
/* Remote file is newer or sizes cannot be matched */
/* Remote file is newer */
force_full_retrieve = true;
logprintf (LOG_VERBOSE, _("\
Remote file is newer than local file %s -- retrieving.\n\n"),
quote (con->target));
@ -2060,7 +2065,7 @@ Already have correct symlink %s -> %s\n\n"),
else /* opt.retr_symlinks */
{
if (dlthis)
err = ftp_loop_internal (u, f, con, NULL);
err = ftp_loop_internal (u, f, con, NULL, force_full_retrieve);
} /* opt.retr_symlinks */
break;
case FT_DIRECTORY:
@ -2071,7 +2076,7 @@ Already have correct symlink %s -> %s\n\n"),
case FT_PLAINFILE:
/* Call the retrieve loop. */
if (dlthis)
err = ftp_loop_internal (u, f, con, NULL);
err = ftp_loop_internal (u, f, con, NULL, force_full_retrieve);
break;
case FT_UNKNOWN:
logprintf (LOG_NOTQUIET, _("%s: unknown/unsupported file type.\n"),
@ -2377,7 +2382,7 @@ ftp_retrieve_glob (struct url *u, ccon *con, int action)
{
/* Let's try retrieving it anyway. */
con->st |= ON_YOUR_OWN;
res = ftp_loop_internal (u, NULL, con, NULL);
res = ftp_loop_internal (u, NULL, con, NULL, false);
return res;
}
@ -2477,7 +2482,7 @@ ftp_loop (struct url *u, char **local_file, int *dt, struct url *proxy,
ispattern ? GLOB_GLOBALL : GLOB_GETONE);
}
else
res = ftp_loop_internal (u, NULL, &con, local_file);
res = ftp_loop_internal (u, NULL, &con, local_file, false);
}
if (res == FTPOK)
res = RETROK;