From 7ade892317e91c34de82e103e129b9cb4e54f5cf Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Tue, 11 Sep 2018 15:11:53 +0200
Subject: clean up use of GNUTLS linker options in various places, re-add
 SAVE_LIBS restoration to configure.ac to avoid linking indiscriminately
 against GnuTLS

---
 configure.ac | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 356f7fef..e2f9891d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1502,6 +1502,8 @@ AC_ARG_WITH([[gnutls]],
         AC_MSG_RESULT([[-I$with_gnutls/include -L$with_gnutls/lib -lgnutls]])
         SAVE_LDFLAGS="$LDFLAGS"
         SAVE_CPPFLAGS="$CPPFLAGS"
+        SAVE_CFLAGS="$CFLAGS"
+        SAVE_LIBS="$LIBS"
         LDFLAGS="-L$with_gnutls/lib $LDFLAGS"
         CPPFLAGS="-I$with_gnutls/include $CPPFLAGS"
         have_gnutls_pkgcfg=no
@@ -1514,6 +1516,10 @@ AC_ARG_WITH([[gnutls]],
                 have_gnutls=yes
               ])], [], [AC_INCLUDES_DEFAULT])
         AS_IF([test "x$have_gnutls" != "xyes"], [AC_MSG_ERROR([can't find usable libgnutls at specified prefix $with_gnutls])])
+        CPPFLAGS="$SAVE_CPPFLAGS"
+        CFLAGS="$SAVE_CFLAGS"
+        LDFLAGS="$SAVE_LDFLAGS"
+        LIBS="$SAVE_LIBS"
         ;;
     esac
    ],
@@ -1659,7 +1665,8 @@ AS_IF([test "x$with_gnutls" != "xno" && test "x$have_gnutls" != "xyes"],
    )
   ]
 )
-AS_IF([test "x$have_gnutls" != "xyes" && test "x$with_gnutls" = "xyes"], [AC_MSG_ERROR([[can't find usable libgnutls]])])
+AS_IF([test "x$have_gnutls" != "xyes" && test "x$with_gnutls" = "xyes"],
+      [AC_MSG_ERROR([[can't find usable libgnutls]])])
 #
 # End of large unindented block
 #
-- 
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