/* Note whether we are the top level project. */
#ifndef SeenTopLevelProject
# define SeenTopLevelProject	YES
# define X11IsTopLevelProject	YES
#else
# define X11IsTopLevelProject	NO
#endif

/* 
 * If no clues are given assume X11 is in the tree, otherwise
 * UseInstalled overrides UseImports.  Do not do both. 
 */
#ifndef UseInstalledX11
# define UseInstalledX11	NO
#endif
#ifdef UseInstalled
# undef UseInstalledX11
# define UseInstalledX11	YES
#endif

#ifndef ImportX11
# ifdef UseImports
#  define ImportX11		YES
# else
#  define ImportX11		NO
# endif
#endif
#if UseInstalledX11
# undef ImportX11
# define ImportX11		NO
#endif

#if defined(X11ProjectRoot)
# define XBinDir	$(XPROJECTROOT)/lib/nx/bin
#elif defined(ProjectRoot) 
# define XBinDir	$(PROJECTROOT)/lib/nx/bin
#else
# define XBinDir	$(BINDIR)
#endif

#ifdef X11ProjectRoot
# define XUsrLibDirPath	$(USRLIBDIR):$(XPROJECTROOT)
#else
# define XUsrLibDirPath	$(USRLIBDIR)
#endif
#ifdef UsrLibDirPath
# undef UsrLibDirPath
#endif
#ifdef ExtraLibDirPath
#define UsrLibDirPath	XUsrLibDirPath:ExtraLibDirPath
#else
#define UsrLibDirPath	XUsrLibDirPath
#endif

#if ImportX11
# define XLdPreLibs	-L$(LIBSRC)
#elif defined(UseInstalledX11) && defined(X11ProjectRoot)
# define XLdPreLibs	-L$(XPROJECTROOT)
#else
# define XLdPreLibs	/**/
#endif
#ifdef LdPreLibs
# undef LdPreLibs
#endif
#define LdPreLibs	LdPreLib XLdPreLibs

#ifdef X11ProjectRoot
# define XLdPostLibs	-L$(XPROJECTROOT)
#else
# define XLdPostLibs	/**/
#endif
#ifdef LdPostLibs
# undef LdPostLibs
#endif
#define LdPostLibs	LdPostLib XLdPostLibs

#ifndef TopXInclude
# if ImportX11 
#  define TopXInclude	-I$(TOP)/imports/x11/include
# elif !UseInstalledX11
#  define TopXInclude	-I$(TOP)/exports/include
#else
#  ifdef X11ProjectRoot
#   define TopXInclude	-I$(XPROJECTROOT)/../../include/nx
#  else
#   define TopXInclude	/**/
#  endif
# endif
#endif
#ifdef TopIncludes
# undef TopIncludes
#endif
#define TopIncludes	TopInclude $(TOP_X_INCLUDES)

#if UseInstalledX11 && defined(X11ProjectRoot)
# define X11BuildLibPath	$(XPROJECTROOT)
#elif UseInstalledX11
# define X11BuildLibPath	$(USRLIBDIR)
#elif ImportX11
# define X11BuildLibPath	$(XTOP)/lib
#else
# define X11BuildLibPath	$(TOP)/exports/lib
#endif

#ifndef BuildLibPath
#ifdef SystemBuildLibPath
# define BuildLibPath		$(XENVLIBDIR):$(SYSTEMENVLIBDIR)
#else
# define BuildLibPath		$(XENVLIBDIR)
#endif
#endif

#ifndef X11ProjectDefines
# define X11ProjectDefines	/**/
#endif
#define ProjectDefines	X11ProjectDefines

#ifndef X11CplusplusProjectDefines
# define X11CplusplusProjectDefines	X11ProjectDefines
#endif
#define CplusplusProjectDefines	X11CplusplusProjectDefines

#ifndef XtransFailSoft
# define XtransFailSoft NO
#endif

#if  XtransFailSoft
# define XtransFailDefine /**/
#else 
# define XtransFailDefine -DFAIL_HARD
#endif