From a31b66b8b7ef460382be06406f8aae9aafca3c01 Mon Sep 17 00:00:00 2001
From: Emil Rosenquist <37864286+EmilRosenquist@users.noreply.github.com>
Date: Thu, 1 Sep 2022 10:12:44 +0200
Subject: [PATCH] Add HAVE___func__ and HAVE___FUNCTION__ (GH PR #27)

---
 .../libbuild2/autoconf/checks/HAVE___FUNCTION__.h      | 10 ++++++++++
 .../libbuild2/autoconf/checks/HAVE___func__.h          | 10 ++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 libbuild2-autoconf/libbuild2/autoconf/checks/HAVE___FUNCTION__.h
 create mode 100644 libbuild2-autoconf/libbuild2/autoconf/checks/HAVE___func__.h

diff --git a/libbuild2-autoconf/libbuild2/autoconf/checks/HAVE___FUNCTION__.h b/libbuild2-autoconf/libbuild2/autoconf/checks/HAVE___FUNCTION__.h
new file mode 100644
index 0000000..03d68a6
--- /dev/null
+++ b/libbuild2-autoconf/libbuild2/autoconf/checks/HAVE___FUNCTION__.h
@@ -0,0 +1,10 @@
+// HAVE___FUNCTION__
+
+#undef HAVE___FUNCTION__
+
+/* HAVE___FUNCTION__
+ * __FUNCTION__ is another name for __func__, provided for backward
+ * compatibility with old versions of GCC.
+ * Although it is seemingly available everywhere else.
+ */
+#define HAVE___FUNCTION__ 1
diff --git a/libbuild2-autoconf/libbuild2/autoconf/checks/HAVE___func__.h b/libbuild2-autoconf/libbuild2/autoconf/checks/HAVE___func__.h
new file mode 100644
index 0000000..0f65495
--- /dev/null
+++ b/libbuild2-autoconf/libbuild2/autoconf/checks/HAVE___func__.h
@@ -0,0 +1,10 @@
+// HAVE___func__
+
+#undef HAVE___func__
+
+/* HAVE___func__
+ * __func__ was added to the standard in C99 and C++11. But seemingly exists
+ * almost everywhere before that as well.
+ */
+
+#define HAVE___func__ 1