Deprecate pdo_odbc.db2_instance_name

Part of https://wiki.php.net/rfc/deprecations_php_7_3.

diff --git a/ext/pdo_odbc/pdo_odbc.c b/ext/pdo_odbc/pdo_odbc.c
index 0ff71a0cf8aba4dc54207a44d7fb53bd7b4617ad..1b82b553c48931f3e7b765d1e6a04d19fd2f68e4 100644 (file)
--- a/ext/pdo_odbc/pdo_odbc.c
+++ b/ext/pdo_odbc/pdo_odbc.c
@@ -92,6 +92,9 @@ PHP_MINIT_FUNCTION(pdo_odbc)
                char *instance = INI_STR("pdo_odbc.db2_instance_name");
                if (instance) {
                        char *env = malloc(sizeof("DB2INSTANCE=") + strlen(instance));
+
+                       php_error_docref(NULL, E_DEPRECATED, "The pdo_odbc.db2_instance_name ini directive is deprecated and will be removed in the future");
+
                        if (!env) {
                                return FAILURE;
                        }