component/python-mysql: add a patch to build with MariaDB 10.2.7.

component/python-mysqlclient/buildout.cfg

@@ -16,6 +16,7 @@ recipe = zc.recipe.egg:custom
 egg = mysqlclient
 patches =
   https://github.com/PyMySQL/mysqlclient-python/commit/1693848c9f6ca863868d94d63499830f7f4f3a1f.diff#a493a91f9263243eb331fcab9901b8b0
+  ${:_profile_base_location_}/mysqlclient-1.3.10-mariadb-10.2.7.patch#b8a265dcb62a26bc87a79497756c415a
 patch-options = -p1
 patch-binary = ${patch:location}/bin/patch
 environment = python-mysqlclient-env

component/python-mysqlclient/mysqlclient-1.3.10-mariadb-10.2.7.patch

+diff -ur mysqlclient-1.3.10.orig/_mysql.c mysqlclient-1.3.10/_mysql.c
+--- mysqlclient-1.3.10.orig/_mysql.c	2017-01-04 13:47:08.000000000 +0100
++++ mysqlclient-1.3.10/_mysql.c	2017-07-18 01:28:29.021729572 +0200
+@@ -1060,7 +1060,7 @@
+ 	if (self && PyModule_Check((PyObject*)self))
+ 		self = NULL;
+ 	if (self && self->open) {
+-#if MYSQL_VERSION_ID >= 50707 && !defined(MARIADB_BASE_VERSION)
++#if MYSQL_VERSION_ID >= 50707 && !defined(MARIADB_BASE_VERSION) && !defined(MARIADB_VERSION_ID)
+ 		len = mysql_real_escape_string_quote(&(self->connection), out, in, size, '\'');
+ #else
+ 		len = mysql_real_escape_string(&(self->connection), out, in, size);
+@@ -1118,7 +1118,7 @@
+ 	out = PyBytes_AS_STRING(str);
+ 	check_server_init(NULL);
+ 	if (self && self->open) {
+-#if MYSQL_VERSION_ID >= 50707 && !defined(MARIADB_BASE_VERSION)
++#if MYSQL_VERSION_ID >= 50707 && !defined(MARIADB_BASE_VERSION) && !defined(MARIADB_VERSION_ID)
+ 		len = mysql_real_escape_string_quote(&(self->connection), out+1, in, size, '\'');
+ #else
+ 		len = mysql_real_escape_string(&(self->connection), out+1, in, size);