[Python-checkins] bpo-32627: Fix compile error when conflicting `_uuid` headers included (GH-11751)

[Miss Islington (bot)]

https://github.com/python/cpython/commit/742b16edd692f58a06e0d55bedfffb77a112b205
commit: 742b16edd692f58a06e0d55bedfffb77a112b205
branch: 3.7
author: Miss Islington (bot) <31488909+miss-islington at users.noreply.github.com>
committer: GitHub <noreply at github.com>
date: 2019-06-24T11:18:22-07:00
summary:

bpo-32627: Fix compile error when conflicting `_uuid` headers included (GH-11751)

(cherry picked from commit 6ffd9b05dfade9e3a101fe039157856eb855f82e)

Co-authored-by: ziheng <zihenglv at gmail.com>

files:
A Misc/NEWS.d/next/Library/2019-02-03-19-13-08.bpo-32627.b68f64.rst
M Modules/_uuidmodule.c

diff --git a/Misc/NEWS.d/next/Library/2019-02-03-19-13-08.bpo-32627.b68f64.rst b/Misc/NEWS.d/next/Library/2019-02-03-19-13-08.bpo-32627.b68f64.rst
new file mode 100644
index 0000000000000..16708aa5ee545
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2019-02-03-19-13-08.bpo-32627.b68f64.rst
@@ -0,0 +1 @@
+Fix compile error when ``_uuid`` headers conflicting included.
diff --git a/Modules/_uuidmodule.c b/Modules/_uuidmodule.c
index 89499143a61b2..9e2589d89636a 100644
--- a/Modules/_uuidmodule.c
+++ b/Modules/_uuidmodule.c
@@ -1,14 +1,17 @@
+/*
+ * Python UUID module that wraps libuuid -
+ * DCE compatible Universally Unique Identifier library.
+ */
+
 #define PY_SSIZE_T_CLEAN
 
 #include "Python.h"
 #ifdef HAVE_UUID_UUID_H
 #include <uuid/uuid.h>
-#endif
-#ifdef HAVE_UUID_H
+#elif defined(HAVE_UUID_H)
 #include <uuid.h>
 #endif
 
-
 static PyObject *
 py_uuid_generate_time_safe(void)
 {