libevent/m4/libevent_mbedtls.m4
Jesse Fang b28effa950 mbedtls based SSL implementation
prototype is libevent-2.1.11-stable libevent_openssl.c
2020-07-22 22:52:58 +03:00

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dnl ######################################################################
dnl mbedtls support
AC_DEFUN([LIBEVENT_MBEDTLS], [
AC_REQUIRE([NTP_PKG_CONFIG])dnl
case "$enable_mbedtls" in
yes)
case "$have_mbedtls" in
yes) ;;
*)
save_LIBS="$LIBS"
LIBS=""
MBEDTLS_LIBS=""
for lib in mbedtls ; do
# clear cache
unset ac_cv_search_mbedtls_ssl_init
AC_SEARCH_LIBS([mbedtls_ssl_init], [mbedtls ],
[have_mbedtls=yes
MBEDTLS_LIBS="$LIBS -l$lib -lmbedcrypto -lmbedx509 $EV_LIB_GDI $EV_LIB_WS32 $MBEDTLS_LIBADD"],
[have_mbedtls=no],
[-l$lib $EV_LIB_GDI $EV_LIB_WS32 $MBEDTLS_LIBADD])
LIBS="$save_LIBS"
test "$have_mbedtls" = "yes" && break
done
;;
esac
CPPFLAGS_SAVE=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $MBEDTLS_INCS"
AC_CHECK_HEADERS([mbedtls/ssl.h], [], [have_mbedtls=no])
CPPFLAGS=$CPPFLAGS_SAVE
AC_SUBST(MBEDTLS_INCS)
AC_SUBST(MBEDTLS_LIBS)
case "$have_mbedtls" in
yes) AC_DEFINE(HAVE_MBEDTLS, 1, [Define if the system has mbedtls]) ;;
esac
;;
esac
# check if we have and should use mbedtls
AM_CONDITIONAL(MBEDTLS, [test "$enable_mbedtls" != "no" && test "$have_mbedtls" = "yes"])
])