Merge branch '2177-make-native-pkcs11-require-dlopen-support' into 'v9_16'

Make native PKCS#11 require dlopen() support

See merge request isc-projects/bind9!4177

configure

@@ -22660,6 +22660,10 @@ fi
 
 fi
 
+if test "$with_dlopen" = "no" -a "$enable_native_pkcs11" = "yes"; then :
+  as_fn_error $? "PKCS11 requires dlopen() support" "$LINENO" 5
+fi
+
 CFLAGS="$CFLAGS $SO_CFLAGS"
 
 

configure.ac

@@ -904,7 +904,7 @@ PKCS11_MANS=
 #
 # was --enable-native-pkcs11 specified?
 #
-# [pairwise: --enable-native-pkcs11, --disable-native-pkcs11]
+# [pairwise: --enable-native-pkcs11 --with-dlopen, --disable-native-pkcs11 --with-dlopen, --disable-native-pkcs11 --without-dlopen]
 AC_ARG_ENABLE(native-pkcs11,
 	      AS_HELP_STRING([--enable-native-pkcs11],
 			     [use native PKCS11 for public-key crypto [default=no]]),
@@ -2451,7 +2451,7 @@ SO_LD=""
 SO_TARGETS=""
 SO_STRIP="cat"
 
-# [pairwise: --with-dlopen, --without-dlopen]
+# [pairwise: skip]
 AC_ARG_WITH([dlopen],
 	    AS_HELP_STRING([--with-dlopen=ARG],
 			   [support dynamically loadable DLZ and DYNDB drivers]),
@@ -2542,6 +2542,9 @@ AS_IF([test "$with_dlopen" = "yes"],
 	     ])
       ])
 
+AS_IF([test "$with_dlopen" = "no" -a "$enable_native_pkcs11" = "yes"],
+      [AC_MSG_ERROR([PKCS11 requires dlopen() support])])
+
 CFLAGS="$CFLAGS $SO_CFLAGS"
 
 AC_SUBST(SO)