Merge branch 'pemensik/bind9-no-idn2-export-v9_11' into 'v9_11'

Don't include -lidn2 in isc-config.sh output

See merge request isc-projects/bind9!180

configure

@@ -22792,6 +22792,7 @@ fi
 #
 
 LIBIDN2_CFLAGS=
+LIBIDN2_LDFLAGS=
 LIBIDN2_LIBS=
 
 # Check whether --with-libidn2 was given.
@@ -22805,20 +22806,23 @@ case $use_libidn2 in #(
   no) :
     : ;; #(
   yes) :
-
-	    LIBIDN2_LIBS="-lidn2"
-	 ;; #(
+    : ;; #(
   *) :
 
 	    LIBIDN2_CFLAGS="-I$use_libidn2/include"
-	    LIBIDN2_LIBS="-L$use_libidn2/lib -lidn2"
+	    LIBIDN2_LDFLAGS="-L$use_libidn2/lib"
 	 ;; #(
   *) :
      ;;
 esac
 
 if test "$use_libidn2" != "no"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing idn2_to_ascii_8z" >&5
+  save_CFLAGS="$CFLAGS"
+       save_LIBS="$LIBS"
+       save_LDFLAGS="$LDFLAGS"
+       CFLAGS="$LIBIDN2_CFLAGS $CFLAGS"
+       LDFLAGS="$LIBIDN2_LDFLAGS $LDFLAGS"
+       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing idn2_to_ascii_8z" >&5
 $as_echo_n "checking for library containing idn2_to_ascii_8z... " >&6; }
 if ${ac_cv_search_idn2_to_ascii_8z+:} false; then :
   $as_echo_n "(cached) " >&6
@@ -22872,14 +22876,16 @@ ac_res=$ac_cv_search_idn2_to_ascii_8z
 if test "$ac_res" != no; then :
   test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
 
+$as_echo "#define WITH_IDN_SUPPORT 1" >>confdefs.h
+
+
 $as_echo "#define WITH_LIBIDN2 1" >>confdefs.h
 
+                       LIBIDN2_LIBS="$LIBIDN2_LDFLAGS -lidn2"
 else
   as_fn_error $? "libidn2 requested, but not found" "$LINENO" 5
 fi
 
-       { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether libidn2 supports idn2_to_unicode_8zlz" >&5
-$as_echo_n "checking whether libidn2 supports idn2_to_unicode_8zlz... " >&6; }
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <idn2.h>
@@ -22903,6 +22909,9 @@ $as_echo "no" >&6; }
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
+       CFLAGS="$save_CFLAGS"
+       LIBS="$save_LIBS"
+       LDFLAGS="$save_LDFLAGS"
 
 fi
 
@@ -26820,6 +26829,7 @@ report() {
 	test "X$JSONSTATS" = "X" || echo "    JSON statistics (--with-libjson)"
 	test "X$ZLIB" = "X" || echo "    HTTP zlib compression (--with-zlib)"
 	test "X$NZD_TOOLS" = "X" || echo "    LMDB database to store configuration for 'addzone' zones (--with-lmdb)"
+	test "no" = "$use_libidn2" || echo "    IDN support (--with-libidn2)"
     fi
 
     if test "no" != "$use_pkcs11"; then
@@ -26917,6 +26927,7 @@ report() {
     test "X$JSONSTATS" = "X" && echo "    JSON statistics (--with-libjson)"
     test "X$ZLIB" = "X" && echo "    HTTP zlib compression (--with-zlib)"
     test "X$NZD_TOOLS" = "X" && echo "    LMDB database to store configuration for 'addzone' zones (--with-lmdb)"
+    test "no" = "$use_libidn2" && echo "    IDN support (--with-libidn2)"
 
     echo "-------------------------------------------------------------------------------"
     echo "Configured paths:"

configure.in

@@ -4857,30 +4857,38 @@ AC_SUBST(IDNKIT_LIBS)
 #
 
 LIBIDN2_CFLAGS=
+LIBIDN2_LDFLAGS=
 LIBIDN2_LIBS=
 AC_ARG_WITH(libidn2,
 	AS_HELP_STRING([--with-libidn2[=PATH]], [enable IDN support using GNU libidn2 [yes|no|path]]),
 	use_libidn2="$withval", use_libidn2="no")
 AS_CASE([$use_libidn2],
 	[no],[:],
-	[yes],[
-	    LIBIDN2_LIBS="-lidn2"
-	],
+	[yes],[:],
 	[*],[
 	    LIBIDN2_CFLAGS="-I$use_libidn2/include"
-	    LIBIDN2_LIBS="-L$use_libidn2/lib -lidn2"
+	    LIBIDN2_LDFLAGS="-L$use_libidn2/lib"
 	])
 
 AS_IF([test "$use_libidn2" != "no"],
-      [AC_SEARCH_LIBS([idn2_to_ascii_8z], [idn2],
-		      [AC_DEFINE(WITH_LIBIDN2, 1, [define if libidn2 support is to be included.])],
+      [save_CFLAGS="$CFLAGS"
+       save_LIBS="$LIBS"
+       save_LDFLAGS="$LDFLAGS"
+       CFLAGS="$LIBIDN2_CFLAGS $CFLAGS"
+       LDFLAGS="$LIBIDN2_LDFLAGS $LDFLAGS"
+       AC_SEARCH_LIBS([idn2_to_ascii_8z], [idn2],
+		      [AC_DEFINE(WITH_IDN_SUPPORT, 1, [define if IDN input support is to be included.])
+                       AC_DEFINE(WITH_LIBIDN2, 1, [define if libidn2 support is to be included.])
+                       LIBIDN2_LIBS="$LIBIDN2_LDFLAGS -lidn2"],
 		      [AC_MSG_ERROR([libidn2 requested, but not found])])
-       AC_MSG_CHECKING(whether libidn2 supports idn2_to_unicode_8zlz)
        AC_TRY_LINK([#include <idn2.h>],
 		   [idn2_to_unicode_8zlz(".", NULL, IDN2_NONTRANSITIONAL|IDN2_NFC_INPUT);],
 		   [AC_MSG_RESULT(yes)
 		    AC_DEFINE(WITH_IDN_OUT_SUPPORT, 1, [define if IDN output support is to be included.])],
 		   [AC_MSG_RESULT([no])])
+       CFLAGS="$save_CFLAGS"
+       LIBS="$save_LIBS"
+       LDFLAGS="$save_LDFLAGS"
       ])
 AC_SUBST([LIBIDN2_CFLAGS])
 AC_SUBST([LIBIDN2_LIBS])
@@ -5597,6 +5605,7 @@ report() {
 	test "X$JSONSTATS" = "X" || echo "    JSON statistics (--with-libjson)"
 	test "X$ZLIB" = "X" || echo "    HTTP zlib compression (--with-zlib)"
 	test "X$NZD_TOOLS" = "X" || echo "    LMDB database to store configuration for 'addzone' zones (--with-lmdb)"
+	test "no" = "$use_libidn2" || echo "    IDN support (--with-libidn2)"
     fi
 
     if test "no" != "$use_pkcs11"; then
@@ -5694,6 +5703,7 @@ report() {
     test "X$JSONSTATS" = "X" && echo "    JSON statistics (--with-libjson)"
     test "X$ZLIB" = "X" && echo "    HTTP zlib compression (--with-zlib)"
     test "X$NZD_TOOLS" = "X" && echo "    LMDB database to store configuration for 'addzone' zones (--with-lmdb)"
+    test "no" = "$use_libidn2" && echo "    IDN support (--with-libidn2)"
 
     echo "-------------------------------------------------------------------------------"
     echo "Configured paths:"