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-rw-r--r--nxcomp/configure.in393
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diff --git a/nxcomp/configure.in b/nxcomp/configure.in
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+++ b/nxcomp/configure.in
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+dnl Process this file with autoconf to produce a configure script.
+
+dnl Prolog
+
+AC_INIT(NX.h)
+AC_PREREQ(2.13)
+
+dnl Set our default compilation flags.
+
+CXXFLAGS="-O3 -fno-rtti -fno-exceptions"
+CFLAGS="-O3"
+
+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="$CXXFLAGS -I../nx-X11/exports/include"
+ CFLAGS="$CFLAGS -I../nx-X11/exports/include"
+ LIBS="$LIBS -L../nx-X11/exports/lib"
+fi
+
+dnl Check whether --with-ipaq was given.
+
+if test "${with_ipaq}" = yes; then
+ echo -e "enabling IPAQ configuration"
+ CXX="arm-linux-c++"
+ CC="arm-linux-gcc"
+ unset ac_cv_prog_armcxx
+ unset ac_cv_prog_armcc
+ unset ac_cv_prog_CXXCPP
+ AC_CHECK_PROG([armcxx],["$CXX"],[yes],[no],[$PATH])
+ AC_CHECK_PROG([armcc],["$CC"],[yes],[no],[$PATH])
+ if test $armcxx = "yes" && test $armcc = "yes" ; then
+ ac_cv_prog_CXX="$CXX"
+ ac_cv_prog_CC="$CC"
+ else
+ AC_MSG_ERROR(Installation or configuration problem. Cannot find compiler for arm-linux.)
+ fi
+else
+ unset ac_cv_prog_CXX
+ unset ac_cv_prog_CC
+ unset ac_cv_prog_CXXCPP
+fi
+
+dnl Check for programs.
+
+AC_PROG_CXX
+AC_PROG_CC
+AC_LANG_CPLUSPLUS
+
+dnl Check whether option -Wno-deprecated
+dnl is needed by GCC compiler.
+
+AC_MSG_CHECKING([whether compiler needs -Wno-deprecated])
+gcc_version=`${CC} --version | grep 'gcc (GCC) [[3-4]].' | head -n 1`
+case "${gcc_version}" in
+ gcc*)
+ AC_MSG_RESULT([yes])
+ CXXFLAGS="$CXXFLAGS -Wno-deprecated"
+ ;;
+
+ *)
+ AC_MSG_RESULT([no])
+ ;;
+esac
+
+AC_MSG_CHECKING([whether compiler accepts -Wmissing-declarations])
+gcc_version=`${CC} --version | grep 'gcc (GCC) [[3-4]].' | head -n 1`
+case "${gcc_version}" in
+ gcc*)
+ AC_MSG_RESULT([no])
+ ;;
+
+ *)
+ AC_MSG_RESULT([yes])
+ CXXFLAGS="$CXXFLAGS -Wmissing-declarations"
+ ;;
+esac
+
+dnl Check for BSD compatible install.
+
+AC_PROG_INSTALL
+
+dnl Check for extra header files.
+
+AC_PATH_XTRA
+
+dnl Custom addition.
+
+ac_help="$ac_help
+ --with-symbols add the -g flag to produce the debug symbols
+ --with-use-malloc add the __USE_MALLOC flag to avoid the STL allocators
+ --with-info define INFO at compile time to get basic log output
+ --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
+ --with-static-z enable static linking of Z library"
+
+dnl Check to see if we're running under Cygwin32.
+
+AC_DEFUN(nxconf_CYGWIN32,
+[AC_CACHE_CHECK(for Cygwin32 environment, nxconf_cv_cygwin32,
+[AC_TRY_COMPILE(,[return __CYGWIN32__;],
+nxconf_cv_cygwin32=yes, nxconf_cv_cygwin32=no)
+rm -f conftest*])
+CYGWIN32=
+test "$nxconf_cv_cygwin32" = yes && CYGWIN32=yes])
+nxconf_CYGWIN32
+
+dnl Check whether we're building on a AMD64.
+
+AC_DEFUN(nxconf_AMD64,
+[AC_CACHE_CHECK(for Amd64 environment, nxconf_cv_amd64,
+[AC_TRY_COMPILE(,[return (__amd64__ || __x86_64__);],
+nxconf_cv_amd64=yes, nxconf_cv_amd64=no)
+rm -f conftest*])
+AMD64=
+test "$nxconf_cv_amd64" = yes && AMD64=yes])
+nxconf_AMD64
+
+dnl Check for Darwin environment.
+
+AC_DEFUN(nxconf_DARWIN,
+[AC_CACHE_CHECK(for Darwin environment, nxconf_cv_darwin,
+[AC_TRY_COMPILE(,[return __APPLE__;],
+nxconf_cv_darwin=yes, nxconf_cv_darwin=no)
+rm -f conftest*])
+DARWIN=
+test "$nxconf_cv_darwin" = yes && DARWIN=yes])
+nxconf_DARWIN
+
+dnl Check to see if we're running under Solaris.
+
+AC_DEFUN(nxconf_SUN,
+[AC_CACHE_CHECK(for Solaris environment, nxconf_cv_sun,
+[AC_TRY_COMPILE(,[return __sun;],
+nxconf_cv_sun=yes, nxconf_cv_sun=no)
+rm -f conftest*])
+SUN=
+test "$nxconf_cv_sun" = yes && SUN=yes])
+nxconf_SUN
+
+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="$CFLAGS -fPIC"
+fi
+
+dnl Solaris requires the socket and gcc_s libs explicitly linked.
+dnl Note also that headers from default /usr/openwin/include/X11
+dnl cause a warning due to pragma in Xmd.h.
+
+if test "$SUN" = yes; then
+ LIBS="$LIBS -L/usr/sfw/lib -lsocket "
+ CXXFLAGS="$CXXFLAGS -I/usr/sfw/include"
+ CFLAGS="$CFLAGS -I/usr/sfw/include"
+fi
+
+dnl On FreeBSD search libraries and includes under /usr/local.
+
+if test "$FreeBSD" = yes; then
+ LIBS="$LIBS -L/usr/local/lib"
+ CXXFLAGS="$CXXFLAGS -I/usr/local/include"
+ CFLAGS="$CFLAGS -I/usr/local/include"
+fi
+
+dnl Under Darwin we don't have support for -soname option and
+dnl we need the -bundle flag. Under Solaris, instead, we need
+dnl the options -G -h.
+
+if test "$DARWIN" = yes; then
+ LDFLAGS="$LDFLAGS -bundle"
+elif test "$SUN" = yes; then
+ LDFLAGS="$LDFLAGS -G -h \$(LIBLOAD)"
+else
+ LDFLAGS="$LDFLAGS -Wl,-soname,\$(LIBLOAD)"
+fi
+
+dnl Check to see if in_addr_t is defined.
+dnl Could use a specific configure test.
+
+AC_DEFUN(nxconf_INADDRT,
+[AC_CACHE_CHECK(for in_addr_t, nxconf_cv_inaddrt,
+[AC_TRY_COMPILE([#include <netinet/in.h>],[in_addr_t t; t = 1; return t;],
+nxconf_cv_inaddrt=yes, nxconf_cv_inaddrt=no)
+rm -f conftest*])
+INADDRT=
+test "$nxconf_cv_inaddrt" = yes && INADDRT=yes])
+nxconf_INADDRT
+
+dnl If in_addr_t is not defined use unsigned int.
+
+if test "$INADDRT" != yes ; then
+ echo -e "using unsigned int for type in_addr_t"
+ CXXFLAGS="$CXXFLAGS -DIN_ADDR_T=unsigned"
+ CFLAGS="$CFLAGS -DIN_ADDR_T=unsigned"
+else
+ CXXFLAGS="$CXXFLAGS -DIN_ADDR_T=in_addr_t"
+ CFLAGS="$CFLAGS -DIN_ADDR_T=in_addr_t"
+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=\\\"${VERSION}\\\""
+
+dnl Check whether --with-static-png was given and
+dnl add -lpng or libpng.a to linking.
+
+if test "${with_static_png}" = yes; then
+ echo -e "enabling static linking of PNG library"
+ if test "$SUN" = yes && test -f "/usr/sfw/lib/libpng.a"; then
+ LIBSTATIC="$LIBSTATIC /usr/sfw/lib/libpng.a"
+ else
+ if test -f "/usr/lib/libpng.a" ; then
+ LIBSTATIC="$LIBSTATIC /usr/lib/libpng.a"
+ else
+ if test -f "/usr/local/lib/libpng.a" ; then
+ echo -e "assuming libpng.a in /usr/local/lib"
+ LIBSTATIC="$LIBSTATIC /usr/local/lib/libpng.a"
+ else
+ echo -e "Warning: assuming libpng.a in the local path"
+ LIBSTATIC="$LIBSTATIC libpng.a"
+ fi
+ fi
+ fi
+else
+ echo -e "enabling dynamic linking of PNG library"
+ LIBSHARED="$LIBSHARED -lpng"
+fi
+
+dnl Check whether --with-static-jpeg was given and
+dnl add -ljpeg or libjpeg.a to linking.
+
+if test "${with_static_jpeg}" = yes; then
+ echo -e "enabling static linking of JPEG library"
+ if test "$SUN" = yes && test -f "/usr/sfw/lib/libjpeg.a"; then
+ LIBSTATIC="$LIBSTATIC /usr/sfw/lib/libjpeg.a"
+ else
+ if test -f "/usr/lib/libjpeg.a" ; then
+ LIBSTATIC="$LIBSTATIC /usr/lib/libjpeg.a"
+ else
+ if test -f "/usr/local/lib/libjpeg.a" ; then
+ echo -e "assuming libjpeg.a in /usr/local/lib"
+ LIBSTATIC="$LIBSTATIC /usr/local/lib/libjpeg.a"
+ else
+ echo -e "Warning: assuming libjpeg.a in the local path"
+ LIBSTATIC="$LIBSTATIC libjpeg.a"
+ fi
+ fi
+ fi
+else
+ echo -e "enabling dynamic linking of JPEG library"
+ LIBSHARED="$LIBSHARED -ljpeg"
+fi
+
+dnl Check whether --with-static-z was given and
+dnl add -lz or libz.a to linking.
+
+if test "${with_static_z}" = yes; then
+ echo -e "enabling static linking of Z library"
+ if test "$SUN" = yes && test -f "/usr/sfw/lib/libz.a"; then
+ LIBSTATIC="$LIBSTATIC /usr/sfw/lib/libz.a"
+ else
+ if test -f "/usr/lib/libz.a" ; then
+ LIBSTATIC="$LIBSTATIC /usr/lib/libz.a"
+ else
+ if test -f "/usr/local/lib/libz.a" ; then
+ echo -e "assuming libz.a in /usr/local/lib"
+ LIBSTATIC="$LIBSTATIC /usr/local/lib/libz.a"
+ else
+ echo -e "Warning: assuming libz.a in the local path"
+ LIBSTATIC="$LIBSTATIC libz.a"
+ fi
+ fi
+ fi
+else
+ echo -e "enabling dynamic linking of Z library"
+ LIBSHARED="$LIBSHARED -lz"
+fi
+
+dnl Finally compose the LIB variable.
+
+if test "$DARWIN" = yes ; then
+ LIBS="$LIBS $LIBSTATIC $LIBSHARED"
+elif test "$SUN" = yes ; then
+ LIBS="$LIBS $LIBSTATIC $LIBSHARED"
+else
+ LIBS="$LIBS $LIBSTATIC -shared $LIBSHARED"
+fi
+
+dnl Check whether --with-symbols or --without-symbols was
+dnl given and set the required optimization level.
+
+if test "${with_symbols}" = yes; then
+ echo -e "enabling production of debug symbols"
+ CXXFLAGS="-g $CXXFLAGS"
+ CFLAGS="-g $CFLAGS"
+else
+ echo -e "disabling production of debug symbols"
+fi
+
+dnl Check whether --with-use-malloc or --without-use-malloc
+dnl was given.
+
+if test "${with_use_malloc}" = yes; then
+ echo -e "disabling use of the STL allocators"
+ CXXFLAGS="$CXXFLAGS -D__USE_MALLOC"
+else
+ echo -e "enabling use of the STL allocators"
+fi
+
+dnl Check whether --with-info or --without-info was given.
+
+if test "${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="$CFLAGS -DVALGRIND"
+else
+ echo -e "disabling valgrind memory checker workarounds"
+fi
+
+dnl Find makedepend somewhere.
+
+AC_SUBST(MAKEDEPEND)
+
+if test -x "../nx-X11/config/makedepend/makedepend" ; then
+ MAKEDEPEND=../nx-X11/config/makedepend/makedepend
+else
+ if test -x "/usr/X11R6/bin/makedepend" ; then
+ MAKEDEPEND=/usr/X11R6/bin/makedepend
+ else
+ if test -x "/usr/openwin/bin/makedepend" ; then
+ MAKEDEPEND=/usr/openwin/bin/makedepend
+ else
+ MAKEDEPEND=/usr/bin/makedepend
+ fi
+ fi
+fi
+
+dnl Determine what to build based on the platform.
+dnl Override the LIBS settings on Cygwin32 so that
+dnl we always link with the exact set of libraries.
+
+AC_SUBST(ALL)
+
+if test "$CYGWIN32" = yes; then
+ ALL="\$(LIBCYGARCHIVE) \$(LIBCYGSHARED) \$(LIBARCHIVE)"
+ LIBS="-lstdc++ -lpng -ljpeg -lz"
+else
+ ALL="\$(LIBFULL) \$(LIBLOAD) \$(LIBSHARED) \$(LIBARCHIVE)"
+fi
+
+AC_OUTPUT(Makefile)