From 4e3640f046d585c08fae559c856fefbb33f4c4f4 Mon Sep 17 00:00:00 2001
From: Francis Dupont <fdupont@isc.org>
Date: Sat, 11 Apr 2020 17:40:26 +0200
Subject: [PATCH] [#771] Do not run dlclose/musl part

---
 configure.ac                                    | 7 +++++++
 src/lib/hooks/tests/library_manager_unittest.cc | 3 +++
 2 files changed, 10 insertions(+)

diff --git a/configure.ac b/configure.ac
index 3a4f574cb5..87ea3b13ad 100755
--- a/configure.ac
+++ b/configure.ac
@@ -281,6 +281,13 @@ case "$host" in
 esac
 KEA_CXXFLAGS="$KEA_CXXFLAGS $MULTITHREADING_FLAG"
 
+dumpmachine=`$CXX -dumpmachine`
+case "$dumpmachine" in
+*-musl)
+        AC_DEFINE([LIBC_MUSL], [1], [Define to 1 if libc is musl])
+        ;;
+esac
+
 # Disable -Werror by default. Only use it if specifically enabled.
 # The usage of this flag is:
 #
diff --git a/src/lib/hooks/tests/library_manager_unittest.cc b/src/lib/hooks/tests/library_manager_unittest.cc
index 8f12f350d5..c0174a41bf 100644
--- a/src/lib/hooks/tests/library_manager_unittest.cc
+++ b/src/lib/hooks/tests/library_manager_unittest.cc
@@ -731,8 +731,11 @@ TEST_F(LibraryManagerTest, libraryLoggerSetup) {
 
     // After unloading the library, the messages should be unregistered.
     EXPECT_TRUE(lib_manager.unloadLibrary());
+    // The musl libc does not implement dlclose
+#ifndef LIBC_MUSL
     EXPECT_TRUE(dict->getText("BCL_LOAD_START").empty());
     EXPECT_TRUE(dict->getText("BCL_LOAD_END").empty());
+#endif
 }
 
 } // Anonymous namespace
-- 
2.47.2