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Transform read_header label and goto into a loop 

* src/http.c (gethttp): Replace label and goto statement with a do
loop.
This commit is contained in:
Hubert Tarasiuk 2015-03-27 15:35:57 +01:00 committed by Giuseppe Scrivano
parent 52a7d0ad85
commit 621c313b94
1 changed files with 56 additions and 45 deletions
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101
src/http.c
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@ -2597,55 +2597,66 @@ gethttp (struct url *u, struct http_stat *hs, int *dt, struct url *proxy,
/* warc_write_request_record has also closed warc_tmp. */
}
/* Repeat while we receive a 10x response code. */
{
bool _repeat;
read_header:
head = read_http_response_head (sock);
if (!head)
{
if (errno == 0)
{
logputs (LOG_NOTQUIET, _("No data received.\n"));
CLOSE_INVALIDATE (sock);
request_free (req);
return HEOF;
}
else
{
logprintf (LOG_NOTQUIET, _("Read error (%s) in headers.\n"),
fd_errstr (sock));
CLOSE_INVALIDATE (sock);
request_free (req);
return HERR;
}
}
DEBUGP (("\n---response begin---\n%s---response end---\n", head));
do
{
head = read_http_response_head (sock);
if (!head)
{
if (errno == 0)
{
logputs (LOG_NOTQUIET, _("No data received.\n"));
CLOSE_INVALIDATE (sock);
request_free (req);
return HEOF;
}
else
{
logprintf (LOG_NOTQUIET, _("Read error (%s) in headers.\n"),
fd_errstr (sock));
CLOSE_INVALIDATE (sock);
request_free (req);
return HERR;
}
}
DEBUGP (("\n---response begin---\n%s---response end---\n", head));
resp = resp_new (head);
resp = resp_new (head);
/* Check for status line. */
message = NULL;
statcode = resp_status (resp, &message);
if (statcode < 0)
{
char *tms = datetime_str (time (NULL));
logprintf (LOG_VERBOSE, "%d\n", statcode);
logprintf (LOG_NOTQUIET, _("%s ERROR %d: %s.\n"), tms, statcode,
quotearg_style (escape_quoting_style,
_("Malformed status line")));
CLOSE_INVALIDATE (sock);
resp_free (resp);
request_free (req);
xfree (head);
return HERR;
}
/* Check for status line. */
message = NULL;
statcode = resp_status (resp, &message);
if (statcode < 0)
{
char *tms = datetime_str (time (NULL));
logprintf (LOG_VERBOSE, "%d\n", statcode);
logprintf (LOG_NOTQUIET, _("%s ERROR %d: %s.\n"), tms, statcode,
quotearg_style (escape_quoting_style,
_("Malformed status line")));
CLOSE_INVALIDATE (sock);
resp_free (resp);
request_free (req);
xfree (head);
return HERR;
}
if (H_10X (statcode))
{
DEBUGP (("Ignoring response\n"));
resp_free (resp);
xfree (head);
goto read_header;
}
if (H_10X (statcode))
{
xfree (head);
resp_free (resp);
_repeat = true;
DEBUGP (("Ignoring response\n"));
}
else
{
_repeat = false;
}
}
while (_repeat);
}
xfree(hs->message);
hs->message = xstrdup (message);