dnl /**************************************************************************/ dnl /* */ dnl /* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */ dnl /* Copyright (c) 2008-2014 Oleksandr Shneyder */ dnl /* Copyright (c) 2014-2016 Ulrich Sibiller */ dnl /* Copyright (c) 2014-2016 Mihai Moldovan */ dnl /* Copyright (c) 2011-2016 Mike Gabriel */ dnl /* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */ dnl /* */ dnl /* NXCOMPEXT, NX protocol compression and NX extensions to this software */ dnl /* are copyright of the aforementioned persons and companies. */ dnl /* */ dnl /* Redistribution and use of the present software is allowed according */ dnl /* to terms specified in the file LICENSE which comes in the source */ dnl /* distribution. */ dnl /* */ dnl /* All rights reserved. */ dnl /* */ dnl /* NOTE: This software has received contributions from various other */ dnl /* contributors, only the core maintainers and supporters are listed as */ dnl /* copyright holders. Please contact us, if you feel you should be listed */ dnl /* as copyright holder, as well. */ dnl /* */ dnl /**************************************************************************/ dnl Process this file with autoconf to produce a configure script. dnl Prolog AC_INIT(NXlib.h) AC_PREREQ(2.13) pkgconfigdir=${libdir}/pkgconfig AC_SUBST(pkgconfigdir) dnl Reset default compilation flags. if test "x$CXXFLAGS" = "x"; then CXXFLAGS="-O3" fi if test "x$CFLAGS" == "x"; then CFLAGS="-O3" fi dnl Reset default linking directives. LIBSTATIC="" LIBSHARED="" dnl Prefer headers and libraries from nx-X11, if present. if test -d "../nx-X11/include" ; then CXXFLAGS="$CXXFLAGS -I../nx-X11/exports/include -I../nx-X11/lib/X11 \ -I../nx-X11/include -I../nx-X11/programs/Xserver/include" CFLAGS="$CFLAGS -I../nx-X11/exports/include -I../nx-X11/lib/X11 \ -I../nx-X11/include -I../nx-X11/programs/Xserver/include" LDFLAGS="$LDFLAGS -L../nx-X11/exports/lib" fi X_CFLAGS=`pkg-config --cflags-only-I pixman-1` dnl Check for programs. AC_PROG_CXX AC_PROG_CC AC_LANG_CPLUSPLUS dnl Check for BSD compatible install. AC_PROG_INSTALL dnl Check for extra header files. AC_PATH_XTRA dnl Custom addition. ac_help="$ac_help --with-symbols add the -g flag to produce the debug symbols --with-info enable basic log output to trace the program --with-valgrind clean up allocated buffers to avoid valgrind warnings --with-version use this version for produced libraries --with-static-png enable static linking of PNG library --with-static-jpeg enable static linking of JPEG library" dnl Check to see if we're running under Cygwin32. AC_DEFUN(nxproxy_CYGWIN32, [AC_CACHE_CHECK(for Cygwin32 environment, nxproxy_cv_cygwin32, [AC_TRY_COMPILE(,[return __CYGWIN32__;], nxproxy_cv_cygwin32=yes, nxproxy_cv_cygwin32=no) rm -f conftest*]) CYGWIN32= test "$nxproxy_cv_cygwin32" = yes && CYGWIN32=yes]) dnl CygWin32 requires the stdc++ library explicitly linked. nxproxy_CYGWIN32 if test "$CYGWIN32" = yes; then LIBS="$LIBS -mwindows -lstdc++" fi dnl Check whether we're building on a AMD64. AC_DEFUN(nxconf_AMD64, [AC_CACHE_CHECK(for Amd64 environment, nxconf_cv_amd64, [AC_TRY_COMPILE(,[return (__amd64__ || __x86_64__);], nxconf_cv_amd64=yes, nxconf_cv_amd64=no) rm -f conftest*]) AMD64= test "$nxconf_cv_amd64" = yes && AMD64=yes]) nxconf_AMD64 dnl Check to see if we're running under Solaris. AC_DEFUN(nxconf_SUN, [AC_CACHE_CHECK(for SunOS environment, nxconf_cv_sun, [AC_TRY_COMPILE(,[return __sun;], nxconf_cv_sun=yes, nxconf_cv_sun=no) rm -f conftest*]) SUN= test "$nxconf_cv_sun" = yes && SUN=yes]) nxconf_SUN if test "$SUN" = yes; then CFLAGS="$CFLAGS -I/usr/sfw/include" fi if test "$SUN" = yes; then LDFLAGS="$LDFLAGS -G -h \$(LIBLOAD) -L/usr/sfw/lib" else LDFLAGS="$LDFLAGS -shared -Wl,-soname,\$(LIBLOAD)" fi dnl Check to see if we're running under FreeBSD. AC_DEFUN(nxconf_FreeBSD, [AC_CACHE_CHECK(for FreeBSD environment, nxconf_cv_freebsd, [AC_TRY_COMPILE(,[return __FreeBSD__;], nxconf_cv_freebsd=yes, nxconf_cv_freebsd=no) rm -f conftest*]) FreeBSD= test "$nxconf_cv_freebsd" = yes && FreeBSD=yes]) nxconf_FreeBSD dnl Build PIC libraries. if test "$CYGWIN32" != yes -a "$DARWIN" != yes; then CXXFLAGS="$CXXFLAGS -fPIC" CFLAGS="$CFLAGS -fPIC" fi dnl On FreeBSD search libraries and includes under /usr/local. if test "$FreeBSD" = yes; then LIBS="$LIBS -L/usr/local/lib" CXXFLAGS="$CXXFLAGS -I/usr/local/include" CFLAGS="$CFLAGS -I/usr/local/include" fi dnl Check whether --with-static-png was dnl given and add -lpng or libpng.a to linking. if test "${with_static_png}" = yes; then echo -e "enabling static linking of PNG library" if test "$CYGWIN32" = yes; then LIBS="$LIBSTATIC -static -lpng" else if test -f "/usr/lib/libpng.a" ; then LIBS="/usr/lib/libpng.a $LIBS" else if test -f "/usr/local/lib/libpng.a" ; then echo -e "assuming libpng.a in /usr/local/lib" LIBS="/usr/local/lib/libpng.a $LIBS" else echo -e "assuming libpng.a in default linker path" LIBS="libpng.a $LIBS" fi fi fi else echo -e "enabling dynamic linking of PNG library" LIBS="-lpng $LIBS" fi dnl Check whether --with-static-jpeg was dnl given and add -ljpeg or libjpeg.a to linking. if test "${with_static_jpeg}" = yes; then echo -e "enabling static linking of JPEG library" if test "$CYGWIN32" = yes; then LIBSTATIC="$LIBS -static -ljpeg" else if test -f "/usr/lib/libjpeg.a" ; then LIBS="/usr/lib/libjpeg.a $LIBS" else if test -f "/usr/local/lib/libjpeg.a" ; then echo -e "assuming libjpeg.a in /usr/local/lib" LIBS="/usr/local/lib/libjpeg.a $LIBS" else echo -e "assuming libjpeg.a in default linker path" LIBS="libjpeg.a $LIBS" fi fi fi else echo -e "enabling dynamic linking of JPEG library" LIBS="-ljpeg $LIBS" fi dnl Check whether --with-symbols or --without-symbols was dnl given and set the required optimization level. if test "${with_symbols}" = yes; then echo -e "enabling production of debug symbols" CXXFLAGS="-g $CXXFLAGS" CFLAGS="-g $CFLAGS" else echo -e "disabling production of debug symbols" fi dnl Check whether --with-info or --without-info was given. if test "${with_info}" = yes; then echo -e "enabling info output in the log file" CXXFLAGS="$CXXFLAGS -DINFO" CFLAGS="$CFLAGS -DINFO" else echo -e "disabling info output in the log file" fi dnl Check whether --with-valgrind or --without-valgrind was given. if test "${with_valgrind}" = yes; then echo -e "enabling valgrind memory checker workarounds" CXXFLAGS="$CXXFLAGS -DVALGRIND" CFLAGS="$CFLAGS -DVALGRIND" else echo -e "disabling valgrind memory checker workarounds" fi dnl Check whether --with-version was given. AC_SUBST(LIBVERSION) AC_SUBST(VERSION) if test "${with_version}" = yes; then VERSION=${ac_option} else VERSION=`cat VERSION` fi echo -e "compiling version ${VERSION}" LIBVERSION=`echo ${VERSION} | cut -d '.' -f 1` CXXFLAGS="$CXXFLAGS -DVERSION=\\\"${VERSION}\\\"" CFLAGS="$CFLAGS -DVERSION=\\\"${VERSION}\\\"" dnl Find makedepend somewhere. AC_SUBST(MAKEDEPEND) MAKEDEPEND="$(which makedepend)" dnl Determine what to build based on the platform. dnl Override the LIBS settings on Cygwin32 so that dnl we always link with the exact set of libraries. AC_SUBST(ALL) if test "$CYGWIN32" = yes; then ALL="\$(LIBCYGARCHIVE) \$(LIBCYGSHARED) \$(LIBARCHIVE)" else ALL="\$(LIBFULL) \$(LIBLOAD) \$(LIBSHARED) \$(LIBARCHIVE)" fi AC_OUTPUT(Makefile nxcompext.pc)