dnl Process this file with autoconf to produce a configure script. AC_PREREQ([2.57]) dnl Modify also RCVERSION variable when modifying release AC_INIT([tigervnc], [1.0.90], [http://www.tigervnc.org]) RCVERSION="1,0,90,0" AC_SUBST([RCVERSION]) BUILD=`date +%Y%m%d` AC_CONFIG_AUX_DIR([.]) AM_INIT_AUTOMAKE([-Wall foreign dist-bzip2]) AC_CONFIG_SUBDIRS([common/zlib]) AC_CONFIG_HEADERS([config.h]) dnl Checks for programs. AC_PROG_CC AC_PROG_CXX AC_PROG_LIBTOOL AC_LANG([C++]) AM_GNU_GETTEXT([external]) AM_GNU_GETTEXT_VERSION([0.14.1]) case "`(uname -sr) 2>/dev/null`" in "SunOS 5"*) SOLARIS=yes USE_MITSHM=yes USE_SUN_OVL=yes ;; "IRIX 6"*) LDFLAGS="-L/usr/lib32 $LDFLAGS" USE_MITSHM=yes USE_READDISPLAY=yes ;; "LynxOS 2"*) SJLJ_EXCEPTIONS=yes ;; esac BUILD_WIN= case "$host_os" in mingw32*) CPPFLAGS="$CPPFLAGS -DWINVER=0x0500 -D_WIN32_IE=0x0500" CXXFLAGS="$CXXFLAGS -mthreads" BUILD_WIN=yes AC_CHECK_TOOL([WINDRES], windres, [AC_MSG_ERROR(windres not found)]) ;; mingw*) AC_MSG_ERROR(["Only 32bit MinGW builds are supported"]) ;; esac AM_CONDITIONAL([BUILD_WIN], [test "x$BUILD_WIN" = xyes]) if test "x$BUILD_WIN" = xyes; then AC_DEFINE([BUILD_WIN],1,[is it a windows build]) fi dnl FIXME: Check for MIT-SHM properly, add a corresponding --with option. if test "$USE_MITSHM" = yes; then MITSHM_DEFINE="-DHAVE_MITSHM" fi AC_SUBST(MITSHM_DEFINE) if test "$GCC" = yes; then CFLAGS="$CFLAGS -Wall" if test "$SOLARIS" = yes; then CFLAGS="$CFLAGS -Wno-unknown-pragmas -Wno-implicit-int" fi fi if test "$GXX" = yes; then CXXFLAGS="$CXXFLAGS -Wall" if test "$SOLARIS" = yes; then CXXFLAGS="$CXXFLAGS -Wno-unknown-pragmas -fpermissive" fi if test "$SJLJ_EXCEPTIONS" = yes; then CXXFLAGS="$CXXFLAGS -fsjlj-exceptions" fi fi AC_PATH_XTRA dnl Check gnutls availability AC_ARG_ENABLE([gnutls], AS_HELP_STRING([--enable-gnutls], [build in GNUTLS based encryption support (default yes)]), [enable_gnutls="$enableval"], [enable_gnutls=yes]) AC_ARG_VAR(GNUTLS_CFLAGS, [Custom C compiler flags for using GnuTLS, e.g. -I{GnuTLS directory}/include]) AC_ARG_VAR(GNUTLS_LDFLAGS, [Custom linker flags for using GnuTLS, e.g. -L{GnuTLS directory}/lib -lgnutls]) GNUTLS_LIBS= if test "x$enable_gnutls" = xyes; then if test "x$GNUTLS_LDFLAGS" = "x"; then GNUTLS_LDFLAGS='-lgnutls -lgcrypt -lgpg-error' AC_CHECK_LIB([tasn1], [asn1_create_element], [GNUTLS_LDFLAGS="${GNUTLS_LDFLAGS} -ltasn1"]) fi SAVE_LIBS=${LIBS} LIBS="${LIBS} ${GNUTLS_LDFLAGS} -lz" SAVE_CPPFLAGS=${CPPFLAGS} CPPFLAGS="${CPPFLAGS} ${GNUTLS_CFLAGS}" AC_MSG_CHECKING([for GnuTLS library]) AC_LINK_IFELSE(AC_LANG_CALL([], gnutls_global_init), [GNUTLS_LIBS=${GNUTLS_LDFLAGS} AC_DEFINE(HAVE_GNUTLS, 1, [Is gnutls present? ]) AC_MSG_RESULT(yes)], AC_MSG_RESULT(no)) AC_MSG_CHECKING([for gnutls_transport_set_global_errno() function]) AC_LINK_IFELSE(AC_LANG_CALL([], gnutls_transport_set_global_errno), AC_MSG_RESULT(yes), [AC_DEFINE(HAVE_OLD_GNUTLS, 1, [Does gnutls lack the gnutls_transport_set_global_errno() function? ]) AC_MSG_RESULT(no)]) AC_MSG_CHECKING([for gnutls_x509_crt_print() function]) AC_LINK_IFELSE(AC_LANG_CALL([], gnutls_x509_crt_print), [AC_DEFINE(HAVE_GNUTLS_X509_CRT_PRINT, 1, [Is the gnutls_x509_crt_print() function present? ]) AC_MSG_RESULT(yes)], AC_MSG_RESULT(no)) AC_CHECK_TYPES([gnutls_x509_crt_t, gnutls_datum_t, gnutls_pk_algorithm_t, gnutls_sign_algorithm_t], [], [], [#include ]) LIBS=${SAVE_LIBS} fi AC_SUBST([GNUTLS_LIBS]) AM_CONDITIONAL([HAVE_GNUTLS], [ ! test "x$GNUTLS_LIBS" = x ]) AC_ARG_ENABLE([pam], AS_HELP_STRING([--enable-pam], [build in support for authenticating users using PAM (default yes)]), [enable_pam="$enableval"], [enable_pam=yes]) PAM_LIBS= if test "x$enable_pam" = xyes; then AC_CHECK_LIB([pam], [pam_start], [AC_CHECK_HEADER([security/pam_appl.h], [PAM_LIBS='-lpam' AC_DEFINE(HAVE_PAM, 1, [PAM available])], [], [#include ])]) fi AC_SUBST([PAM_LIBS]) AM_CONDITIONAL([HAVE_PAM], [ ! test "x$PAM_LIBS" = x ]) VNCCONFIG_DIR='vncconfig' AC_ARG_ENABLE([vncconfig], AS_HELP_STRING([--enable-vncconfig], [build the vncconfig utility (default yes)]), [if test "$enableval" = no; then VNCCONFIG_DIR=; fi ], []) AC_SUBST(VNCCONFIG_DIR) dnl Check for the XTest X11 extension library. AC_CHECK_LIB(Xtst,XTestGrabControl,USE_XTEST=yes,USE_XTEST=, ["$X_LIBS" -lXext -lX11]) if test "$USE_XTEST" = yes; then XTEST_DEFINE='-DHAVE_XTEST' XTEST_LIB=-lXtst else echo Warning: No XTest extension, building x0vncserver view-only XTEST_DEFINE= XTEST_LIB= fi AC_SUBST(XTEST_DEFINE) AC_SUBST(XTEST_LIB) dnl Support for READDISPLAY (Irix) and SUN_OVL (Solaris) extensions dnl FIXME: Implement corresponding --with options. if test "$USE_READDISPLAY" = yes; then READDISPLAY_DEFINE='-DHAVE_READDISPLAY' elif test "$USE_SUN_OVL" = yes; then READDISPLAY_DEFINE='-DHAVE_SUN_OVL' else READDISPLAY_DEFINE= fi AC_SUBST(READDISPLAY_DEFINE) dnl Under Lynx/OS 2.3, we have to link with -lbsd to resolve dnl gethostbyname, inet_addr, htons etc. Check if it's necessary. dnl NOTE: Did not want to use AC_SEARCH_LIBS which would add dnl -lbsd to LIBS. We set INET_LIB instead. AC_LANG_SAVE AC_LANG_C AC_CHECK_FUNC(gethostbyname,INET_LIB_REQ=,INET_LIB_REQ=yes) if test "$INET_LIB_REQ" = yes; then AC_CHECK_LIB(bsd,gethostbyname,INET_LIB=-lbsd,INET_LIB=) fi AC_LANG_RESTORE AC_SUBST(INET_LIB) AC_CHECK_FUNC(setenv, AC_DEFINE([HAVE_SETENV], [1], [Is setenv() present?])) dnl Check for zlib library INCLUDED_ZLIB=no AC_ARG_WITH([included-zlib], AS_HELP_STRING([--with-included-zlib], [use libz which is distributed with VNC]), [INCLUDED_ZLIB=yes], [AC_SEARCH_LIBS([inflateEnd], [z], [], [INCLUDED_ZLIB=yes])]) AM_CONDITIONAL([INCLUDED_ZLIB], [ test "x$INCLUDED_ZLIB" = xyes ]) AC_CONFIG_SUBDIRS([zlib]) dnl Check for libjpeg library AC_SEARCH_LIBS([jpeg_destroy_compress], [jpeg], [], [AC_MSG_ERROR(["libjpeg is required to build TigerVNC"])]) AC_CHECK_FUNCS([vsnprintf snprintf strcasecmp strncasecmp]) # Network functions AC_SEARCH_LIBS([inet_aton], [resolv]) AC_CHECK_FUNCS([inet_aton]) # IPv6 related functions AC_CHECK_FUNCS([inet_ntop getaddrinfo]) AC_CHECK_TYPES([socklen_t], [], [], [[#include ]]) AC_CHECK_HEADERS([sys/select.h]) # Needed for WinVNC, but not part of mingw yet AC_CHECK_DECLS([CLSID_ActiveDesktop], [BUILD_WINVNC=yes], [], [[#include #include ]]) AM_CONDITIONAL([BUILD_WINVNC], [ test "x$BUILD_WINVNC" = xyes ]) # Packaging stuff AM_CONDITIONAL([X86_64], [test "x$host_cpu" = "xx86_64"]) AC_SUBST(BUILD) AC_CONFIG_FILES([makemacpkg:release/makemacpkg.in]) AC_CONFIG_FILES([maketarball:release/maketarball.in]) AC_OUTPUT([ Makefile common/Makefile common/os/Makefile common/rdr/Makefile common/network/Makefile common/Xregion/Makefile common/rfb/Makefile unix/Makefile unix/tx/Makefile unix/x0vncserver/Makefile unix/vncviewer/Makefile unix/vncconfig/Makefile unix/vncpasswd/Makefile win/Makefile win/vncviewer/Makefile win/rfb_win32/Makefile win/vncconfig/Makefile win/winvnc/Makefile win/resdefs.h po/Makefile.in ])