X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-http;a=blobdiff_plain;f=http_cache_api.c;h=322c509d2f5a8873a526a1be104f6b7fc8a9768f;hp=11609f989fee4132832bc67c7144ff08ee569e13;hb=8d25696948ed61d50c417275222117f43069ddd1;hpb=0e41acb9661b95484c212e349f83e34eb3fe84a2

diff --git a/http_cache_api.c b/http_cache_api.c
index 11609f9..322c509 100644
--- a/http_cache_api.c
+++ b/http_cache_api.c
@@ -160,6 +160,10 @@ PHP_HTTP_API STATUS _http_cache_last_modified(time_t last_modified,
 {
 	char *sent_header = NULL;
 	
+	if (SG(headers_sent)) {
+		return FAILURE;
+	}
+	
 	if (cc_len && (SUCCESS != http_send_cache_control(cache_control, cc_len))) {
 		return FAILURE;
 	}
@@ -184,6 +188,10 @@ PHP_HTTP_API STATUS _http_cache_etag(const char *etag, size_t etag_len,
 {
 	char *sent_header = NULL;
 	
+	if (SG(headers_sent)) {
+		return FAILURE;
+	}
+	
 	if (cc_len && (SUCCESS != http_send_cache_control(cache_control, cc_len))) {
 		return FAILURE;
 	}