/*
 * GNU/Hurd shared library rules
 *
 * $XFree86: xc/config/cf/gnuLib.rules,v 1.1.2.2 1998/12/22 12:27:32 hohndel Exp $
 */

#ifndef UseElfFormat
#define UseElfFormat YES
#endif

/*
 * GNU/Hurd shared library rules
 * Cloned from NetBSD/FreeBSD (ELF) shared library rules
 *
 */

#ifndef HasSharedLibraries
#define HasSharedLibraries YES
#endif
#ifndef ForceNormalLib
#define ForceNormalLib YES
#endif

#ifndef BaseShLibReqs
#define BaseShLibReqs		/* -lc implied by $(CC) */
#endif

#ifndef SharedDataSeparation
#define SharedDataSeparation NO
#endif
#ifndef SharedCodeDef
#define SharedCodeDef /**/
#endif
#ifndef SharedLibraryDef
#define SharedLibraryDef /**/
#endif
#ifndef ShLibIncludeFile
#define ShLibIncludeFile <gnuLib.tmpl>
#endif
#ifndef SharedLibraryLoadFlags
#define SharedLibraryLoadFlags -shared -Wl,-rpath=$(USRLIBDIR)
#endif
#ifndef PositionIndependentCFlags
#define PositionIndependentCFlags -fPIC
#endif
#ifndef PositionIndependentCplusplusFlags
#define PositionIndependentCplusplusFlags -fPIC
#endif
#ifndef ExtraLoadFlags
#ifdef UseInstalled
#define ExtraLoadFlags -Wl,-rpath=$(USRLIBDIRPATH)
#else
#define ExtraLoadFlags -Wl,-dynamic-linker=/lib/ld.so.1 -Wl,-rpath=/lib:$(USRLIBDIRPATH) -Wl,-rpath-link=$(BUILDLIBDIR)
#endif
#endif

/*
 * InstallSharedLibrary - generate rules to install the shared library.
 * NOTE: file must be executable, hence "INSTBINFLAGS"
 */
#ifndef InstallSharedLibrary
#define InstallSharedLibrary(libname,rev,dest)				@@\
install:: Concat(lib,libname.so.rev) 					@@\
	MakeDir($(DESTDIR)dest)						@@\
	$(INSTALL) $(INSTALLFLAGS) $(INSTBINFLAGS) Concat(lib,libname.so.rev) $(DESTDIR)dest @@\
	(T=`echo Concat($(DESTDIR)dest/lib,libname.so.rev) | sed 's/\.[^\.]*$$//'`;\
		$(RM) $$T && $(LN) Concat(lib,libname.so.rev) $$T)	@@\
	(T=`echo Concat($(DESTDIR)dest/lib,libname.so.rev) | sed 's/\.so.*$$/.so/'`;\
		$(RM) $$T && $(LN) Concat(lib,libname.so.rev) $$T)	@@\
	$(RM) Concat($(DESTDIR)dest/lib,libname.so)			@@\
	$(LN) Concat(lib,libname.so.rev) Concat($(DESTDIR)dest/lib,libname.so)
#endif /* InstallSharedLibrary */

/*
 * InstallSharedLibraryData - generate rules to install the shared library data
 */
#ifndef InstallSharedLibraryData
#define InstallSharedLibraryData(libname,rev,dest)
#endif /* InstallSharedLibraryData */


/*
 * SharedLibraryTarget - generate rules to create a shared library;
 * build it into a different name so that we do not hose people by having
 * the library gone for long periods.
 */
#ifndef SharedLibraryTarget
#ifdef UseInstalled  
#define LinkBuildSonameLibrary(lib) true
#else
#define LinkBuildSonameLibrary(lib) (RemoveFile($(BUILDLIBDIR)/lib); \
	cd $(BUILDLIBDIR); $(LN) $(BUILDINCTOP)/$(CURRENT_DIR)/lib .)
#endif

#define SharedLibraryTarget(libname,rev,solist,down,up)			@@\
AllTarget(Concat(lib,libname.so.rev))					@@\
									@@\
Concat(lib,libname.so.rev):  solist					@@\
	$(RM) $@~							@@\
	SONAME=`echo $@ | sed 's/\.[^\.]*$$//'`; \			@@\
		(cd down; $(CC) -o up/$@~ $(SHLIBLDFLAGS) -Wl,-soname,$$SONAME solist $(REQUIREDLIBS) BaseShLibReqs); \ @@\
		$(RM) $$SONAME; $(LN) $@ $$SONAME; \			@@\
		LinkBuildSonameLibrary($$SONAME)			@@\
	$(RM) $@							@@\
	$(MV) $@~ $@							@@\
	$(RM) Concat(lib,libname.so)					@@\
	$(LN) $@ Concat(lib,libname.so)					@@\
	LinkBuildLibrary($@)						@@\
	LinkBuildLibrary(Concat(lib,libname.so))			@@\
									@@\
clean::									@@\
	$(RM) Concat(lib,libname.so.rev)

#endif /* SharedLibraryTarget */

/*
 * SharedLibraryDataTarget - generate rules to create shlib data file;
 */
#ifndef SharedLibraryDataTarget
#define SharedLibraryDataTarget(libname,rev,salist)
#endif /* SharedLibraryTarget */