configure.ac: link to all mbed TLS libs during library detection

When for some reason the dependencies of the compiled mbed TLS libaries
(libmbedtls, libmbedcrypto and libmbedx509) are not correct, the configure
script will fail to link against libmbedcrypto and/or libmbedx509.  This
is reported to happen after using 'make install' to install mbedtls.

This patch makes sure the configure tests link to all three.  The build
process itself already did.

Signed-off-by: Steffan Karger <steffan@karger.me>
Acked-by: Gert Doering <gert@greenie.muc.de>
Message-Id: <1462126986-2686-1-git-send-email-steffan@karger.me>
Signed-off-by: Gert Doering <gert@greenie.muc.de>

diff --git a/configure.ac b/configure.ac
index f2c61fee2d0a3c8bc184ed9ed16731248a81d5bd..30f6cfcbdbbf7855d13469d772cfb5b767db664c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -843,7 +843,8 @@ elif test "${with_crypto_library}" = "mbedtls"; then
        saved_LIBS="${LIBS}"
 
        if test -z "${MBEDTLS_CFLAGS}" -a -z "${MBEDTLS_LIBS}"; then
-       # if the user did not explicitly specify flags, try to autodetect
+               # if the user did not explicitly specify flags, try to autodetect
+               LIBS="${LIBS} -lmbedtls -lmbedcrypto -lmbedx509"
                AC_CHECK_LIB(
                        [mbedtls],
                        [mbedtls_ssl_init],