3 AM_INIT_AUTOMAKE(starttls, 0.10)
15 AC_CHECK_LIB(socket, socket)
17 AC_ARG_WITH(openssl, AC_HELP_STRING([--with-openssl=PATH], [use OpenSSL from PATH]))
18 AC_ARG_WITH(gnutls, AC_HELP_STRING([--with-gnutls], [use GnuTLS instead of OpenSSL]),
19 use_gnutls=true, use_gnutls=false)
20 AM_CONDITIONAL(USE_GNUTLS, test x$use_gnutls = xtrue)
23 AC_CHECK_HEADER(gnutls/gnutls.h, [
25 AC_CHECK_LIB(gnutls, gnutls_global_init, LIBS="-lgnutls $LIBS")],
26 [GnuTLS is selected, but it is not installed])
28 if test -n "$with_openssl"; then
29 CPPFLAGS="$CPPFLAGS -I${with_openssl}/include"
30 LDFLAGS="$LDFLAGS -L${with_openssl}/lib"
32 AC_CHECK_HEADER(openssl/ssl.h, [
33 AC_CHECK_LIB(crypto, BIO_accept, LIBS="-lcrypto $LIBS")
34 AC_CHECK_LIB(ssl, SSL_CTX_new, LIBS="-lssl $LIBS")],
35 AC_MSG_ERROR([OpenSSL not installed - please install first]))
41 AC_CONFIG_FILES(Makefile