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dnl /**************************************************************************/
dnl /* */
dnl /* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */
dnl /* Copyright (c) 2008-2014 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */
dnl /* Copyright (c) 2014-2016 Ulrich Sibiller <uli42@gmx.de> */
dnl /* Copyright (c) 2014-2016 Mihai Moldovan <ionic@ionic.de> */
dnl /* Copyright (c) 2011-2016 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/
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)
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