Use autoconf to detect serialize API

python · JelleZijlstra · Apr 5, 2022 · May 9, 2021 · Jun 14, 2021 · Jun 15, 2021
commit ce20059750ed05e2e047dc97b6215860359794e1
@@ -1840,7 +1840,7 @@ pysqlite_connection_create_collation_impl(pysqlite_Connection *self,
     Py_RETURN_NONE;
 }
 
-#ifdef HAVE_SERIALIZE_API
+#ifdef PY_SQLITE_HAVE_SERIALIZE
 /*[clinic input]
 _sqlite3.Connection.serialize as serialize
 
@@ -1944,7 +1944,7 @@ deserialize_impl(pysqlite_Connection *self, Py_buffer *data,
 
     Py_RETURN_TRUE;
 }
-#endif
+#endif  // PY_SQLITE_HAVE_SERIALIZE
 
 
 /*[clinic input]

@@ -3197,6 +3197,9 @@ AC_CHECK_HEADER([sqlite3.h], [
     ], [have_supported_sqlite3=yes], [have_supported_sqlite3=no])
   ], [have_sqlite3=no])
   AC_CHECK_LIB([sqlite3], [sqlite3_load_extension])
+  AC_CHECK_LIB([sqlite3], [sqlite3_serialize],
+               [AC_DEFINE([PY_SQLITE_HAVE_SERIALIZE], [1],
+                          ["Define if SQLite was compiled with the serialize API"])])
 ])
 
 AS_VAR_COPY([CFLAGS], [save_CFLAGS])

diff --git a/pyconfig.h.in b/pyconfig.h.in
@@ -1452,6 +1452,9 @@
 /* Define to 1 to build the sqlite module with loadable extensions support. */
 #undef PY_SQLITE_ENABLE_LOAD_EXTENSION
 
+/* "Define if SQLite was compiled with the serialize API" */
+#undef PY_SQLITE_HAVE_SERIALIZE
+
 /* Default cipher suites list for ssl module. 1: Python's preferred selection,
    2: leave OpenSSL defaults untouched, 0: custom string */
 #undef PY_SSL_DEFAULT_CIPHERS