From 8de5ae3552620b9273d53ae6d2d02b45217bcad0 Mon Sep 17 00:00:00 2001
From: "W.C.A. Wijngaards" <wouter@nlnetlabs.nl>
Date: Tue, 23 Jul 2024 09:55:31 +0200
Subject: [PATCH] - Fix compile when the compiler does not support the noreturn
   attribute.

---
 configure     | 4 ++++
 configure.ac  | 2 ++
 doc/Changelog | 2 ++
 3 files changed, 8 insertions(+)

diff --git a/configure b/configure
index 9998b36e4..6a4066771 100755
--- a/configure
+++ b/configure
@@ -7023,6 +7023,10 @@ printf "%s\n" "#define HAVE_ATTR_NORETURN 1" >>confdefs.h
 
 printf "%s\n" "#define ATTR_NORETURN __attribute__((__noreturn__))" >>confdefs.h
 
+else
+
+printf "%s\n" "#define ATTR_NORETURN /**/" >>confdefs.h
+
 fi
 
 
diff --git a/configure.ac b/configure.ac
index 6adbe0e59..977b91a24 100644
--- a/configure.ac
+++ b/configure.ac
@@ -360,6 +360,8 @@ AC_MSG_RESULT($ac_cv_c_noreturn_attribute)
 if test $ac_cv_c_noreturn_attribute = yes; then
   AC_DEFINE(HAVE_ATTR_NORETURN, 1, [Whether the C compiler accepts the "noreturn" attribute])
   AC_DEFINE(ATTR_NORETURN, [__attribute__((__noreturn__))], [apply the noreturn attribute to a function that exits the program])
+else
+  AC_DEFINE(ATTR_NORETURN,[], [apply the noreturn attribute to a function that exits the program])
 fi
 ])dnl End of CHECK_NORETURN_ATTRIBUTE
 
diff --git a/doc/Changelog b/doc/Changelog
index 221e8d02d..e9b2e7a40 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -5,6 +5,8 @@
 	- Merge #1110: Make fallthrough explicit for libworker.c.
 	- For #1110: Test for fallthrough attribute in configure and add
 	  fallthrough attribute annotations.
+	- Fix compile when the compiler does not support the noreturn
+	  attribute.
 
 19 July 2024: Wouter
 	- Add dnstap-sample-rate that logs only 1/N messages, for high volume