ext/curl: make string pointers const

Author: MaxKellermann

ext/curl/curl_file.c

@@ -65,7 +65,7 @@ PHP_FUNCTION(curl_file_create)
 }
 /* }}} */
 
-static void curlfile_get_property(char *name, size_t name_len, INTERNAL_FUNCTION_PARAMETERS)
+static void curlfile_get_property(const char *name, size_t name_len, INTERNAL_FUNCTION_PARAMETERS)
 {
 	zval *res, rv;
 
@@ -74,7 +74,7 @@ static void curlfile_get_property(char *name, size_t name_len, INTERNAL_FUNCTION
 	RETURN_COPY_DEREF(res);
 }
 
-static void curlfile_set_property(char *name, size_t name_len, INTERNAL_FUNCTION_PARAMETERS)
+static void curlfile_set_property(const char *name, size_t name_len, INTERNAL_FUNCTION_PARAMETERS)
 {
 	zend_string *arg;
 

ext/curl/interface.c

@@ -2076,7 +2076,7 @@ static zend_result _php_curl_setopt(php_curl *ch, zend_long option, zval *zvalue
 			struct curl_slist *slist = NULL;
 
 			if (Z_TYPE_P(zvalue) != IS_ARRAY) {
-				char *name = NULL;
+				const char *name = NULL;
 				switch (option) {
 					case CURLOPT_HTTPHEADER:
 						name = "CURLOPT_HTTPHEADER";