ext/curl: CURLOPT_FOLLOWLOCATION option handling.

it had been considered as boolean for years but since 8.13, it can
accept values beyond 1L, respectively CURLFOLLOW_OBEYCODE and
CURLFOLLOW_FIRSTONLY.

Author: devnexen

ext/curl/curl.stub.php

@@ -497,6 +497,19 @@
  */
 const CURLOPT_DEBUGFUNCTION = UNKNOWN;
 
+#if LIBCURL_VERSION_NUM >= 0x080d00 /* Available since 8.13.0 */
+/**
+ * @var int
+ * @cvalue CURLFOLLOW_OBEYCODE
+ */
+const CURLFOLLOW_OBEYCODE = UNKNOWN;
+/**
+ * @var int
+ * @cvalue CURLFOLLOW_FIRSTONLY
+ */
+const CURLFOLLOW_FIRSTONLY = UNKNOWN;
+#endif
+
 /**
  * @var int
  * @cvalue CURLINFO_TEXT

ext/curl/curl_arginfo.h

@@ -1863,6 +1863,7 @@ static zend_result _php_curl_setopt(php_curl *ch, zend_long option, zval *zvalue
 #if LIBCURL_VERSION_NUM >= 0x080900 /* Available since 8.9.0 */
 		case CURLOPT_TCP_KEEPCNT:
 #endif
+		case CURLOPT_FOLLOWLOCATION:
 			lval = zval_get_long(zvalue);
 			if ((option == CURLOPT_PROTOCOLS || option == CURLOPT_REDIR_PROTOCOLS) &&
 				(PG(open_basedir) && *PG(open_basedir)) && (lval & CURLPROTO_FILE)) {
@@ -2210,11 +2211,6 @@ static zend_result _php_curl_setopt(php_curl *ch, zend_long option, zval *zvalue
 			/* Do nothing, just backward compatibility */
 			break;
 
-		case CURLOPT_FOLLOWLOCATION:
-			lval = zend_is_true(zvalue);
-			error = curl_easy_setopt(ch->cp, option, lval);
-			break;
-
 		case CURLOPT_POSTFIELDS:
 			if (Z_TYPE_P(zvalue) == IS_ARRAY) {
 				if (zend_hash_num_elements(Z_ARRVAL_P(zvalue)) == 0) {