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libfetch: add option to set "Cache-Control: no-cache" 

ref #8161
cute-signatures
Timo Teräs 2018-01-03 10:01:08 +02:00
parent e0eff8742f
commit f90af35e9c
1 changed files with 4 additions and 1 deletions
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5
libfetch/http.c
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@ -836,7 +836,7 @@ http_request(struct url *URL, const char *op, struct url_stat *us,
{ {
conn_t *conn; conn_t *conn;
struct url *url, *new; struct url *url, *new;
int chunked, direct, if_modified_since, need_auth, noredirect; int chunked, direct, if_modified_since, need_auth, noredirect, nocache;
int keep_alive, verbose, cached; int keep_alive, verbose, cached;
int e, i, n, val; int e, i, n, val;
off_t offset, clength, length, size; off_t offset, clength, length, size;
@ -848,6 +848,7 @@ http_request(struct url *URL, const char *op, struct url_stat *us,
direct = CHECK_FLAG('d'); direct = CHECK_FLAG('d');
noredirect = CHECK_FLAG('A'); noredirect = CHECK_FLAG('A');
nocache = CHECK_FLAG('C');
verbose = CHECK_FLAG('v'); verbose = CHECK_FLAG('v');
if_modified_since = CHECK_FLAG('i'); if_modified_since = CHECK_FLAG('i');
keep_alive = 0; keep_alive = 0;
@ -917,6 +918,8 @@ http_request(struct url *URL, const char *op, struct url_stat *us,
op, url->doc); op, url->doc);
} }
if (nocache)
http_cmd(conn, "Cache-Control: no-cache\r\n");
if (if_modified_since && url->last_modified > 0) if (if_modified_since && url->last_modified > 0)
set_if_modified_since(conn, url->last_modified); set_if_modified_since(conn, url->last_modified);