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configure.ac
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configure.ac
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#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
AC_PREREQ([2.61])
AC_INIT([guacamole-server], [1.2.0])
AC_CONFIG_AUX_DIR([build-aux])
AM_INIT_AUTOMAKE([-Wall -Werror foreign subdir-objects])
AM_SILENT_RULES([yes])
LT_PREREQ([2.2])
LT_INIT([dlopen])
AC_CONFIG_HEADER([config.h])
AC_CONFIG_MACRO_DIR([m4])
# Use TAP test driver for tests (part of automake)
AC_REQUIRE_AUX_FILE([tap-driver.sh])
# Programs
AC_PROG_CC
AC_PROG_CC_C99
AC_PROG_LIBTOOL
# Headers
AC_CHECK_HEADERS([fcntl.h stdlib.h string.h sys/socket.h time.h sys/time.h syslog.h unistd.h cairo/cairo.h pngstruct.h])
# Source characteristics
AC_DEFINE([_XOPEN_SOURCE], [700], [Uses X/Open and POSIX APIs])
AC_DEFINE([__BSD_VISIBLE], [1], [Uses BSD-specific APIs (if available)])
# Check for whether math library is required
AC_CHECK_LIB([m], [cos],
[MATH_LIBS=-lm],
[AC_CHECK_DECL([cos],,
AC_MSG_ERROR("Complex math functions are missing and no libm was found")
[#include <math.h>])])
# libpng
AC_CHECK_LIB([png], [png_write_png], [PNG_LIBS=-lpng],
AC_MSG_ERROR("libpng is required for writing png messages"))
# libjpeg
AC_CHECK_LIB([jpeg], [jpeg_start_compress], [JPEG_LIBS=-ljpeg],
AC_MSG_ERROR("libjpeg is required for writing jpeg messages"))
# Cairo
AC_CHECK_LIB([cairo], [cairo_create], [CAIRO_LIBS=-lcairo],
AC_MSG_ERROR("Cairo is required for drawing instructions"))
# libpthread
AC_CHECK_LIB([pthread], [pthread_create], [PTHREAD_LIBS=-lpthread
AC_DEFINE([HAVE_LIBPTHREAD],,
[Whether libpthread was found])])
# Include libdl for dlopen() if necessary
AC_CHECK_LIB([dl], [dlopen],
[DL_LIBS=-ldl],
[AC_CHECK_DECL([dlopen],,
AC_MSG_ERROR("libdl is required on systems which do not otherwise provide dlopen()"),
[#include <dlfcn.h>])])
# OSSP UUID
AC_CHECK_LIB([ossp-uuid], [uuid_make], [UUID_LIBS=-lossp-uuid],
AC_CHECK_LIB([uuid], [uuid_make], [UUID_LIBS=-luuid],
AC_MSG_ERROR("The OSSP UUID library is required")))
# Check for and validate OSSP uuid.h header
AC_CHECK_HEADERS([ossp/uuid.h])
AC_CHECK_DECL([uuid_make],,
AC_MSG_ERROR("No OSSP uuid.h found in include path"),
[#ifdef HAVE_OSSP_UUID_H
#include <ossp/uuid.h>
#else
#include <uuid.h>
#endif
])
# cunit
AC_CHECK_LIB([cunit], [CU_run_test], [CUNIT_LIBS=-lcunit])
AC_SUBST(DL_LIBS)
AC_SUBST(MATH_LIBS)
AC_SUBST(PNG_LIBS)
AC_SUBST(JPEG_LIBS)
AC_SUBST(CAIRO_LIBS)
AC_SUBST(PTHREAD_LIBS)
AC_SUBST(UUID_LIBS)
AC_SUBST(CUNIT_LIBS)
# Library functions
AC_CHECK_FUNCS([clock_gettime gettimeofday memmove memset select strdup nanosleep])
AC_CHECK_DECL([png_get_io_ptr],
[AC_DEFINE([HAVE_PNG_GET_IO_PTR],,
[Whether png_get_io_ptr() is defined])],,
[#include <png.h>])
AC_CHECK_DECL([cairo_format_stride_for_width],
[AC_DEFINE([HAVE_CAIRO_FORMAT_STRIDE_FOR_WIDTH],,
[Whether cairo_format_stride_for_width() is defined])],,
[#include <cairo/cairo.h>])
AC_CHECK_DECL([poll],
[AC_DEFINE([HAVE_POLL],,
[Whether poll() is defined])],,
[#include <poll.h>])
AC_CHECK_DECL([strlcpy],
[AC_DEFINE([HAVE_STRLCPY],,
[Whether strlcpy() is defined])],,
[#include <string.h>])
AC_CHECK_DECL([strlcat],
[AC_DEFINE([HAVE_STRLCAT],,
[Whether strlcat() is defined])],,
[#include <string.h>])
# Typedefs
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
# Bundled libguac
AC_SUBST([LIBGUAC_LTLIB], '$(top_builddir)/src/libguac/libguac.la')
AC_SUBST([LIBGUAC_INCLUDE], '-I$(top_srcdir)/src/libguac')
# Common non-libguac utility library
AC_SUBST([COMMON_LTLIB], '$(top_builddir)/src/common/libguac_common.la')
AC_SUBST([COMMON_INCLUDE], '-I$(top_srcdir)/src/common')
# Common PulseAudio utility library
AC_SUBST([PULSE_LTLIB], '$(top_builddir)/src/pulse/libguac_pulse.la')
AC_SUBST([PULSE_INCLUDE], '-I$(top_srcdir)/src/pulse')
# Common base SSH client
AC_SUBST([COMMON_SSH_LTLIB], '$(top_builddir)/src/common-ssh/libguac_common_ssh.la')
AC_SUBST([COMMON_SSH_INCLUDE], '-I$(top_srcdir)/src/common-ssh')
# RDP support
AC_SUBST([LIBGUAC_CLIENT_RDP_LTLIB], '$(top_builddir)/src/protocols/rdp/libguac-client-rdp.la')
AC_SUBST([LIBGUAC_CLIENT_RDP_INCLUDE], '-I$(top_srcdir)/src/protocols/rdp')
# Terminal emulator
AC_SUBST([TERMINAL_LTLIB], '$(top_builddir)/src/terminal/libguac_terminal.la')
AC_SUBST([TERMINAL_INCLUDE], '-I$(top_srcdir)/src/terminal $(PANGO_CFLAGS) $(PANGOCAIRO_CFLAGS) $(COMMON_INCLUDE)')
# Init directory
AC_ARG_WITH(init_dir,
[AS_HELP_STRING([--with-init-dir=<path>],
[install init scripts to the given directory])
],init_dir=$withval)
AM_CONDITIONAL([ENABLE_INIT], [test "x${init_dir}" != "x"])
AC_SUBST(init_dir)
# Systemd directory
AC_ARG_WITH(systemd_dir,
[AS_HELP_STRING([--with-systemd-dir=<path>],
[install systemd units to the given directory])
],systemd_dir=$withval)
AM_CONDITIONAL([ENABLE_SYSTEMD], [test "x${systemd_dir}" != "x"])
AC_SUBST(systemd_dir)
# guacd config file
AC_ARG_WITH(guacd_conf,
[AS_HELP_STRING([--with-guacd-conf=<path>],
[the full path to the guacd config file @<:@default=/etc/guacamole/guacd.conf@:>@])],
[guacd_conf=$withval],
[guacd_conf=/etc/guacamole/guacd.conf])
AC_DEFINE_UNQUOTED([GUACD_CONF_FILE], ["$guacd_conf"], [The full path to the guacd config file])
#
# libavcodec
#
have_libavcodec=disabled
AC_ARG_WITH([libavcodec],
[AS_HELP_STRING([--with-libavcodec],
[use libavcodec when encoding video @<:@default=check@:>@])],
[],
[with_libavcodec=check])
if test "x$with_libavcodec" != "xno"
then
have_libavcodec=yes
PKG_CHECK_MODULES([AVCODEC], [libavcodec],, [have_libavcodec=no]);
fi
AM_CONDITIONAL([ENABLE_AVCODEC], [test "x${have_libavcodec}" = "xyes"])
#
# libavutil
#
have_libavutil=disabled
AC_ARG_WITH([libavutil],
[AS_HELP_STRING([--with-libavutil],
[use libavutil when encoding video @<:@default=check@:>@])],
[],
[with_libavutil=check])
if test "x$with_libavutil" != "xno"
then
have_libavutil=yes
PKG_CHECK_MODULES([AVUTIL], [libavutil],, [have_libavutil=no]);
fi
AM_CONDITIONAL([ENABLE_AVUTIL], [test "x${have_libavutil}" = "xyes"])
#
# libswscale
#
have_libswscale=disabled
AC_ARG_WITH([libswscale],
[AS_HELP_STRING([--with-libswscale],
[use libswscale when encoding video @<:@default=check@:>@])],
[],
[with_libswscale=check])
if test "x$with_libswscale" != "xno"
then
have_libswscale=yes
PKG_CHECK_MODULES([SWSCALE], [libswscale],, [have_libswscale=no]);
fi
AM_CONDITIONAL([ENABLE_SWSCALE], [test "x${have_libswscale}" = "xyes"])
#
# libssl
#
have_ssl=disabled
SSL_LIBS=
AC_ARG_WITH([ssl],
[AS_HELP_STRING([--with-ssl],
[support SSL encryption @<:@default=check@:>@])],
[],
[with_ssl=check])
if test "x$with_ssl" != "xno"
then
have_ssl=yes
AC_CHECK_HEADER(openssl/ssl.h,, [have_ssl=no])
AC_CHECK_LIB([ssl], [SSL_CTX_new], [SSL_LIBS="$SSL_LIBS -lssl -lcrypto"], [have_ssl=no])
if test "x${have_ssl}" = "xno"
then
AC_MSG_WARN([
--------------------------------------------
Unable to find libssl.
guacd will not support SSL connections.
--------------------------------------------])
else
AC_DEFINE([ENABLE_SSL],, [Whether SSL-related support is enabled])
# OpenSSL 1.1 accessor function for DSA signature values
AC_CHECK_DECL([DSA_SIG_get0],
[AC_DEFINE([HAVE_DSA_SIG_GET0],,
[Whether libssl provides DSA_SIG_get0()])],,
[#include <openssl/dsa.h>])
# OpenSSL 1.1 accessor function for DSA public key parameters
AC_CHECK_DECL([DSA_get0_pqg],
[AC_DEFINE([HAVE_DSA_GET0_PQG],,
[Whether libssl provides DSA_get0_pqg()])],,
[#include <openssl/dsa.h>])
# OpenSSL 1.1 accessor function for DSA public/private key values
AC_CHECK_DECL([DSA_get0_key],
[AC_DEFINE([HAVE_DSA_GET0_KEY],,
[Whether libssl provides DSA_get0_key()])],,
[#include <openssl/dsa.h>])
# OpenSSL 1.1 accessor function for RSA public/private key values
AC_CHECK_DECL([RSA_get0_key],
[AC_DEFINE([HAVE_RSA_GET0_KEY],,
[Whether libssl provides RSA_get0_key()])],,
[#include <openssl/rsa.h>])
# OpenSSL 1.1 does away with explicit threading callbacks
AC_MSG_CHECKING([whether libssl requires threading callbacks])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#include <openssl/opensslv.h>
#if OPENSSL_VERSION_NUMBER < 0x10100000L
#error Threading callbacks required.
#endif
int main() {
return 0;
}
]])],
[AC_MSG_RESULT([no])],
[AC_MSG_RESULT([yes])
AC_DEFINE([OPENSSL_REQUIRES_THREADING_CALLBACKS],,
[Whether OpenSSL requires explicit threading callbacks for threadsafety])])
fi
fi
AM_CONDITIONAL([ENABLE_SSL], [test "x${have_ssl}" = "xyes"])
AC_SUBST(SSL_LIBS)
#
# Winsock
#
have_winsock=disabled
WINSOCK_LIBS=
AC_ARG_WITH([winsock],
[AS_HELP_STRING([--with-winsock],
[support Windows Sockets API @<:@default=check@:>@])],
[],
[with_winsock=check])
if test "x$with_winsock" != "xno"
then
have_winsock=yes
AC_CHECK_LIB([wsock32], [main],
[WINSOCK_LIBS="-lwsock32"]
[AC_DEFINE([ENABLE_WINSOCK],,
[Whether Windows Socket API support is enabled])],
[have_winsock=no])
fi
AM_CONDITIONAL([ENABLE_WINSOCK], [test "x${have_winsock}" = "xyes"])
AC_SUBST(WINSOCK_LIBS)
#
# Ogg Vorbis
#
have_vorbis=disabled
VORBIS_LIBS=
AC_ARG_WITH([vorbis],
[AS_HELP_STRING([--with-vorbis],
[support Ogg Vorbis @<:@default=check@:>@])],
[],
[with_vorbis=check])
if test "x$with_vorbis" != "xno"
then
have_vorbis=yes
AC_CHECK_HEADER(vorbis/vorbisenc.h,, [have_vorbis=no])
AC_CHECK_LIB([ogg], [ogg_stream_init], [VORBIS_LIBS="$VORBIS_LIBS -logg"], [have_vorbis=no])
AC_CHECK_LIB([vorbis], [vorbis_block_init], [VORBIS_LIBS="$VORBIS_LIBS -lvorbis"], [have_vorbis=no])
AC_CHECK_LIB([vorbisenc], [vorbis_encode_init], [VORBIS_LIBS="$VORBIS_LIBS -lvorbisenc"], [have_vorbis=no])
if test "x${have_vorbis}" = "xno"
then
AC_MSG_WARN([
--------------------------------------------
Unable to find libogg / libvorbis / libvorbisenc.
Sound will not be encoded with Ogg Vorbis.
--------------------------------------------])
else
AC_DEFINE([ENABLE_OGG],,
[Whether support for Ogg Vorbis is enabled])
fi
fi
AM_CONDITIONAL([ENABLE_OGG], [test "x${have_vorbis}" = "xyes"])
AC_SUBST(VORBIS_LIBS)
#
# PulseAudio
#
have_pulse=disabled
PULSE_LIBS=
AC_ARG_WITH([pulse],
[AS_HELP_STRING([--with-pulse],
[support PulseAudio @<:@default=check@:>@])],
[],
[with_pulse=check])
if test "x$with_pulse" != "xno"
then
have_pulse=yes
AC_CHECK_LIB([pulse], [pa_context_new], [PULSE_LIBS="$PULSE_LIBS -lpulse"], [have_pulse=no])
if test "x${have_pulse}" = "xno"
then
AC_MSG_WARN([
--------------------------------------------
Unable to find libpulse
Sound support for VNC will be disabled
--------------------------------------------])
else
AC_DEFINE([ENABLE_PULSE],, [Whether PulseAudio support is enabled])
fi
fi
AM_CONDITIONAL([ENABLE_PULSE], [test "x${have_pulse}" = "xyes"])
AC_SUBST(PULSE_LIBS)
#
# PANGO
#
have_pango=disabled
AC_ARG_WITH([pango],
[AS_HELP_STRING([--with-pango],
[support Pango text layout @<:@default=check@:>@])],
[],
[with_pango=check])
if test "x$with_pango" != "xno"
then
have_pango=yes
PKG_CHECK_MODULES([PANGO], [pango],, [have_pango=no]);
PKG_CHECK_MODULES([PANGOCAIRO], [pangocairo],, [have_pango=no]);
fi
#
# Terminal emulator
#
have_terminal=disabled
AC_ARG_WITH([terminal],
[AS_HELP_STRING([--with-terminal],
[support text-based protocols @<:@default=check@:>@])],
[],
[with_terminal=check])
if test "x$with_terminal" != "xno"
then
have_terminal=yes
if test "x${have_pango}" != "xyes"
then
have_terminal=no
fi
fi
AM_CONDITIONAL([ENABLE_TERMINAL], [test "x${have_terminal}" = "xyes"])
#
# libVNCServer
#
have_libvncserver=disabled
VNC_LIBS=
AC_ARG_WITH([vnc],
[AS_HELP_STRING([--with-vnc],
[support VNC @<:@default=check@:>@])],
[],
[with_vnc=check])
if test "x$with_vnc" != "xno"
then
have_libvncserver=yes
AC_CHECK_LIB([vncclient], [rfbInitClient], [VNC_LIBS="$VNC_LIBS -lvncclient"], [have_libvncserver=no])
fi
AM_CONDITIONAL([ENABLE_VNC], [test "x${have_libvncserver}" = "xyes"])
AC_SUBST(VNC_LIBS)
#
# Repeater support within libVNCServer
#
if test "x${have_libvncserver}" = "xyes"
then
have_vnc_repeater=yes
AC_CHECK_MEMBERS([rfbClient.destHost, rfbClient.destPort],
[], [have_vnc_repeater=no],
[[#include <rfb/rfbclient.h>]])
if test "x${have_vnc_repeater}" = "xno"
then
AC_MSG_WARN([
--------------------------------------------
No repeater support found in libvncclient.
Support for VNC repeaters will not be built.
--------------------------------------------])
else
AC_DEFINE([ENABLE_VNC_REPEATER],,
[Whether support for VNC repeaters is enabled.])
fi
fi
#
# Listening support within libVNCServer
#
if test "x${have_libvncserver}" = "xyes"
then
have_vnc_listen=yes
AC_CHECK_DECL([listenForIncomingConnectionsNoFork],
[], [have_vnc_listen=no],
[[#include <rfb/rfbclient.h>]])
if test "x${have_vnc_listen}" = "xno"
then
AC_MSG_WARN([
--------------------------------------------
No listening support found in libvncclient.
Support for listen-mode connections will not be built.
--------------------------------------------])
else
AC_DEFINE([ENABLE_VNC_LISTEN],,
[Whether support for listen-mode VNC connections is enabled.])
fi
fi
#
# TLS Locking Support within libVNCServer
#
if test "x${have_libvncserver}" = "xyes"
then
have_vnc_tls_locking=yes
AC_CHECK_MEMBERS([rfbClient.LockWriteToTLS, rfbClient.UnlockWriteToTLS],
[], [have_vnc_tls_locking=no],
[[#include <rfb/rfbclient.h>]])
if test "x${have_vnc_tls_locking}" = "xno"
then
AC_MSG_WARN([
--------------------------------------------
This version of libvncclient lacks support
for TLS locking. VNC connections that use
TLS may experience instability as documented
in GUACAMOLE-414])
else
AC_DEFINE([ENABLE_VNC_TLS_LOCKING],,
[Whether support for TLS locking within VNC is enabled.])
fi
fi
#
# FreeRDP 2 (libfreerdp2, libfreerdp-client2, and libwinpr2)
#
have_freerdp2=disabled
FREERDP2_PLUGIN_DIR=
AC_ARG_WITH([rdp],
[AS_HELP_STRING([--with-rdp],
[support RDP @<:@default=check@:>@])],
[],
[with_rdp=check])
# FreeRDP plugin directory
AC_ARG_WITH(freerdp_plugin_dir,
[AS_HELP_STRING([--with-freerdp-plugin-dir=<path>],
[install FreeRDP plugins to the given directory @<:@default=check@:>@])
],FREERDP2_PLUGIN_DIR=$withval)
# Preserve CPPFLAGS so it can be restored later, following the addition of
# options specific to FreeRDP tests
OLDCPPFLAGS="$CPPFLAGS"
if test "x$with_rdp" != "xno"
then
have_freerdp2=yes
PKG_CHECK_MODULES([RDP], [freerdp2 freerdp-client2 winpr2],
[CPPFLAGS="${RDP_CFLAGS} -Werror $CPPFLAGS"]
[AS_IF([test "x${FREERDP2_PLUGIN_DIR}" = "x"],
[FREERDP2_PLUGIN_DIR="`$PKG_CONFIG --variable=libdir freerdp2`/freerdp2"])],
[AC_MSG_WARN([
--------------------------------------------
Unable to find FreeRDP (libfreerdp2 / libfreerdp-client2 / libwinpr2)
RDP will be disabled.
--------------------------------------------])
have_freerdp2=no])
fi
# Available color conversion functions
if test "x$have_freerdp2" = "xyes"
then
# FreeRDP 2.0.0-rc3 and older referred to FreeRDPConvertColor() as
# ConvertColor()
AC_CHECK_DECL([FreeRDPConvertColor],
[AC_DEFINE([HAVE_FREERDPCONVERTCOLOR],,
[Whether FreeRDPConvertColor() is defined])],,
[#include <freerdp/codec/color.h>])
fi
# Variation in memory internal allocation/free behavior
if test "x${have_freerdp2}" = "xyes"
then
# FreeRDP 2.0.0-rc0 and older automatically free rdpBitmap and its
# associated data member within Bitmap_Free(), relying on the
# implementation-specific free handler to free only implementation-specific
# data. This changed in commit 2cf10cc, and implementations must now
# manually free all data associated with the rdpBitmap, even data which
# was not allocated by the implementation.
AC_MSG_CHECKING([whether Bitmap_Free() frees the rdpBitmap and its image data])
AC_EGREP_CPP([\"2\\.0\\.0-dev\"], [
#include <freerdp/version.h>
FREERDP_VERSION_FULL
],
[AC_MSG_RESULT([yes])]
[AC_DEFINE([FREERDP_BITMAP_FREE_FREES_BITMAP],,
[Whether Bitmap_Free() frees the rdpBitmap and its image data])],
[AC_MSG_RESULT([no])])
fi
# Glyph callback variants
if test "x${have_freerdp2}" = "xyes"
then
# FreeRDP 2.0.0-rc3 and older used UINT32 for integer parameters to all
# rdpGlyph callbacks
AC_MSG_CHECKING([whether rdpGlyph callbacks accept INT32 integer parameters])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#include <freerdp/freerdp.h>
#include <freerdp/graphics.h>
#include <winpr/wtypes.h>
BOOL test_begindraw(rdpContext* context, INT32 x, INT32 y,
INT32 width, INT32 height, UINT32 fgcolor, UINT32 bgcolor,
BOOL redundant);
rdpGlyph glyph = {
.BeginDraw = test_begindraw
};
int main() {
return (int) glyph.BeginDraw(NULL, 0, 0, 0, 0, 0, 0, FALSE);
}
]])],
[AC_MSG_RESULT([yes])]
[AC_DEFINE([FREERDP_GLYPH_CALLBACKS_ACCEPT_INT32],,
[Whether rdpGlyph callbacks accept INT32 integer parameters])],
[AC_MSG_RESULT([no])])
fi
# CLIPRDR callback variants
if test "x${have_freerdp2}" = "xyes"
then
# FreeRDP 2.0.0-rc3 and older did not use const for CLIPRDR callbacks
AC_MSG_CHECKING([whether CLIPRDR callbacks require const for their final parameter])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#include <freerdp/client/cliprdr.h>
#include <winpr/wtypes.h>
UINT test_monitor_ready(CliprdrClientContext* cliprdr,
const CLIPRDR_MONITOR_READY* monitor_ready);
CliprdrClientContext context = {
.MonitorReady = test_monitor_ready
};
int main() {
return (int) context.MonitorReady(NULL, NULL);
}
]])],
[AC_MSG_RESULT([yes])]
[AC_DEFINE([FREERDP_CLIPRDR_CALLBACKS_REQUIRE_CONST],,
[Whether CLIPRDR callbacks require const for the final parameter])],
[AC_MSG_RESULT([no])])
fi
# RAIL callback variants
if test "x${have_freerdp2}" = "xyes"
then
# FreeRDP 2.0.0-rc3 and older did not use const for RAIL callbacks
AC_MSG_CHECKING([whether RAIL callbacks require const for their final parameter])
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
#include <freerdp/client/rail.h>
#include <winpr/wtypes.h>
UINT test_server_handshake(RailClientContext* rail,
const RAIL_HANDSHAKE_ORDER* handshake);
RailClientContext context = {
.ServerHandshake = test_server_handshake
};
int main() {
return (int) context.ServerHandshake(NULL, NULL);
}
]])],
[AC_MSG_RESULT([yes])]
[AC_DEFINE([FREERDP_RAIL_CALLBACKS_REQUIRE_CONST],,
[Whether RAIL callbacks require const for the final parameter])],
[AC_MSG_RESULT([no])])
fi
# Support for receiving unannounced orders from the RDP server
if test "x${have_freerdp2}" = "xyes"
then
AC_CHECK_MEMBERS([rdpSettings.AllowUnanouncedOrdersFromServer],,
[AC_MSG_WARN([
--------------------------------------------
This version of FreeRDP does not support relaxed order checks. RDP servers
that send orders that the client did not announce as supported (such as the
VirtualBox RDP server) will likely not be usable.
See: https://issues.apache.org/jira/browse/GUACAMOLE-962
--------------------------------------------])],
[[#include <freerdp/freerdp.h>]])
fi
# Restore CPPFLAGS, removing FreeRDP-specific options needed for testing
CPPFLAGS="$OLDCPPFLAGS"
AC_SUBST(FREERDP2_PLUGIN_DIR)
AM_CONDITIONAL([ENABLE_RDP], [test "x${have_freerdp2}" = "xyes"])
#
# libssh2
#
have_libssh2=disabled
SSH_LIBS=
AC_ARG_WITH([ssh],
[AS_HELP_STRING([--with-ssh],
[support SSH @<:@default=check@:>@])],
[],
[with_ssh=check])
AC_ARG_ENABLE(ssh_agent,
[AS_HELP_STRING([--enable-ssh-agent],
[enable built-in ssh-agent])
],enable_ssh_agent=yes)
if test "x$with_ssh" != "xno"
then
have_libssh2=yes
AC_CHECK_LIB([ssh2], [libssh2_session_init_ex],
[SSH_LIBS="$SSH_LIBS -lssh2"],
[have_libssh2=no])
fi
AM_CONDITIONAL([ENABLE_COMMON_SSH], [test "x${have_libssh2}" = "xyes" \
-a "x${have_ssl}" = "xyes"])
AM_COND_IF([ENABLE_COMMON_SSH],
[AC_DEFINE([ENABLE_COMMON_SSH],,
[Whether support for the common SSH core is enabled])])
AM_CONDITIONAL([ENABLE_SSH], [test "x${have_libssh2}" = "xyes" \
-a "x${have_terminal}" = "xyes" \
-a "x${have_ssl}" = "xyes"])
AC_SUBST(SSH_LIBS)
#
# Underlying crypto library usage of libssh2
#
if test "x${have_libssh2}" = "xyes"
then
# Whether libssh2 was built against libgcrypt
AC_CHECK_LIB([ssh2], [gcry_control],
[AC_CHECK_HEADER(gcrypt.h,
[AC_DEFINE([LIBSSH2_USES_GCRYPT],,
[Whether libssh2 was built against libgcrypt])],
[AC_MSG_WARN([
--------------------------------------------
libssh2 appears to be built against libgcrypt, but the libgcrypt headers
could not be found. SSH will be disabled.
--------------------------------------------])
have_libssh2=no])])
fi
#
# Agent forwarding support within libssh2
#
have_ssh_agent=no
if test "x${have_libssh2}" = "xyes" -a "x${enable_ssh_agent}" = "xyes"
then
AC_CHECK_DECL([libssh2_channel_request_auth_agent],
[have_ssh_agent=yes], [],
[[#include <libssh2.h>]])
if test "x${have_ssh_agent}" = "xno"
then
AC_MSG_ERROR([
--------------------------------------------
Agent forwarding support was requested but no such support was found
in libssh2.
--------------------------------------------])
else
AC_DEFINE([ENABLE_SSH_AGENT],,
[Whether agent forwarding support for SSH is enabled])
fi
fi
AM_CONDITIONAL([ENABLE_SSH_AGENT],
[test "x${have_ssh_agent}" = "xyes" \
-a "x${enable_ssh_agent}" = "xyes"])
#
# libtelnet
#
have_libtelnet=disabled
TELNET_LIBS=
AC_ARG_WITH([telnet],
[AS_HELP_STRING([--with-telnet],
[support Telnet @<:@default=check@:>@])],
[],
[with_telnet=check])
if test "x$with_telnet" != "xno"
then
have_libtelnet=yes
AC_CHECK_LIB([telnet], [telnet_init],
[TELNET_LIBS="$TELNET_LIBS -ltelnet"],
[have_libtelnet=no])
fi
AM_CONDITIONAL([ENABLE_TELNET], [test "x${have_libtelnet}" = "xyes" \
-a "x${have_terminal}" = "xyes"])
AC_SUBST(TELNET_LIBS)
#
# libwebp
#
have_webp=disabled
WEBP_LIBS=
AC_ARG_WITH([webp],
[AS_HELP_STRING([--with-webp],
[support WebP image encoding @<:@default=check@:>@])],
[],
[with_webp=check])
if test "x$with_webp" != "xno"
then
have_webp=yes
AC_CHECK_HEADER(webp/encode.h,, [have_webp=no])
AC_CHECK_LIB([webp], [WebPEncode], [WEBP_LIBS="$WEBP_LIBS -lwebp"], [have_webp=no])
if test "x${have_webp}" = "xno"
then
AC_MSG_WARN([
--------------------------------------------
Unable to find libwebp.
Images will not be encoded using WebP.
--------------------------------------------])
else
AC_DEFINE([ENABLE_WEBP],, [Whether WebP support is enabled])
fi
fi
AM_CONDITIONAL([ENABLE_WEBP], [test "x${have_webp}" = "xyes"])
AC_SUBST(WEBP_LIBS)
#
# libwebsockets
#
have_libwebsockets=disabled
WEBSOCKETS_LIBS=
AC_ARG_WITH([websockets],
[AS_HELP_STRING([--with-websockets],
[support WebSockets @<:@default=check@:>@])],
[],
[with_websockets=check])
if test "x$with_websockets" != "xno"
then
have_libwebsockets=yes
AC_CHECK_LIB([websockets],
[lws_create_context],
[WEBSOCKETS_LIBS="$WEBSOCKETS_LIBS -lwebsockets"],
[AC_MSG_WARN([
--------------------------------------------
Unable to find libwebsockets.
Support for Kubernetes will be disabled.
--------------------------------------------])
have_libwebsockets=no])
fi
if test "x$with_websockets" != "xno"
then
# Check for client-specific closed event, which must be used in favor of
# the generic closed event if libwebsockets is recent enough to provide
# this
AC_CHECK_DECL([LWS_CALLBACK_CLIENT_CLOSED],
[AC_DEFINE([HAVE_LWS_CALLBACK_CLIENT_CLOSED],,
[Whether LWS_CALLBACK_CLIENT_CLOSED is defined])],,
[#include <libwebsockets.h>])
# Older versions of libwebsockets may not define a flag for requesting
# global initialization of OpenSSL, instead performing that initialization
# by default
AC_CHECK_DECL([LWS_SERVER_OPTION_DO_SSL_GLOBAL_INIT],
[AC_DEFINE([HAVE_LWS_SERVER_OPTION_DO_SSL_GLOBAL_INIT],,
[Whether LWS_SERVER_OPTION_DO_SSL_GLOBAL_INIT is defined])],,
[#include <libwebsockets.h>])
# Older versions of libwebsockets do not define special macros for SSL
# connection flags, instead relying on documented integer values
AC_CHECK_DECL([LCCSCF_USE_SSL],
[AC_DEFINE([HAVE_LCCSCF_USE_SSL],,
[Whether LCCSCF_USE_SSL is defined])],,
[#include <libwebsockets.h>])
# Older versions of libwebsockets do not define a dummy callback which
# must be invoked after the main event callback is invoked; the main event
# callback must instead manually return zero
AC_CHECK_DECL([lws_callback_http_dummy],
[AC_DEFINE([HAVE_LWS_CALLBACK_HTTP_DUMMY],,
[Whether lws_callback_http_dummy() is defined])],,
[#include <libwebsockets.h>])
fi
AM_CONDITIONAL([ENABLE_WEBSOCKETS],
[test "x${have_libwebsockets}" = "xyes"])
AC_SUBST(WEBSOCKETS_LIBS)
#
# Kubernetes
#
AC_ARG_ENABLE([kubernetes],
[AS_HELP_STRING([--disable-kubernetes],
[do not build support for attaching to Kubernetes pods])],
[],
[enable_kubernetes=yes])
AM_CONDITIONAL([ENABLE_KUBERNETES], [test "x${enable_kubernetes}" = "xyes" \
-a "x${have_libwebsockets}" = "xyes" \
-a "x${have_ssl}" = "xyes" \
-a "x${have_terminal}" = "xyes"])
#
# guacd
#
AC_ARG_ENABLE([guacd],
[AS_HELP_STRING([--disable-guacd],
[do not build the Guacamole proxy daemon])],
[],
[enable_guacd=yes])
AM_CONDITIONAL([ENABLE_GUACD], [test "x${enable_guacd}" = "xyes"])
#
# guacenc
#
AC_ARG_ENABLE([guacenc],
[AS_HELP_STRING([--disable-guacenc],
[do not build the Guacamole video encoding tool])],
[],
[enable_guacenc=yes])
AM_CONDITIONAL([ENABLE_GUACENC], [test "x${enable_guacenc}" = "xyes" \
-a "x${have_libavcodec}" = "xyes" \
-a "x${have_libavutil}" = "xyes" \