Modified to use old style Makefile if GNUstep-make is not available (…

…will not

get used on systems where GNU make is not availble).

GNUmakefile

@@ -0,0 +1,212 @@
+
+# Check to see if GNUstep-make is available.
+# If GNUSTEP_MAKEFILES is not defined, or gnustep-config does not exist,
+# or gnustep-config cannot provide a value for GNUSTEP_MAKEFILES then we
+# assume it is not, and fall-back to basic make rules.
+ifeq ($(GNUSTEP_MAKEFILES),)
+ GNUSTEP_MAKEFILES := $(shell gnustep-config --variable=GNUSTEP_MAKEFILES 2>/dev/null)
+endif
+
+ifeq ($(GNUSTEP_MAKEFILES),)
+#
+# Start of section for building without GNUstep-make
+#
+
+include Makefile
+
+#
+# End of section for building without GNUstep-make
+#
+else
+#
+# Start of GNUstep-make specific section.
+#
+
+PACKAGE_NAME = gnustep-objc2
+VERSION=4.6.0
+SVN_MODULE_NAME = libobjc2
+SVN_BASE_URL = svn+ssh://svn.gna.org/svn/gnustep/libs
+SVN_TAG_NAME=objc2
+
+include $(GNUSTEP_MAKEFILES)/common.make
+
+LIBOBJC = libobjc
+LIBOBJCLIBNAME = objc
+LIBOBJCXX = libobjcxx
+
+LIBRARY_NAME = ${LIBOBJC} ${LIBOBJCXX}
+
+${LIBOBJC}_OBJC_FILES = \
+	NSBlocks.m\
+	Protocol2.m\
+	arc.m\
+	associate.m\
+	blocks_runtime.m\
+	mutation.m\
+	properties.m
+
+
+${LIBOBJC}_C_FILES = \
+	abi_version.c\
+	alias_table.c\
+	block_to_imp.c\
+	caps.c\
+	category_loader.c\
+	class_table.c\
+	dtable.c\
+	eh_personality.c\
+	encoding2.c\
+	gc_none.c\
+	hash_table.c\
+	hooks.c\
+	ivar.c\
+	loader.c\
+	protocol.c\
+	runtime.c\
+	sarray2.c\
+	selector_table.c\
+	sendmsg2.c\
+	statics_loader.c\
+	toydispatch.c\
+
+
+${LIBOBJCXX}_CC_FILES = objcxx_eh.cc
+${LIBOBJCXX}_LDFLAGS = -L./obj/$(GNUSTEP_TARGET_LDIR)/ -lstdc++ -l${LIBOBJCLIBNAME}
+
+# Object files to include in the build ... GNUstep make uses this to list any
+# files which are not built using the common ObjC/C/ObjC++/C++ language rules.
+${LIBOBJC}_OBJ_FILES = \
+	$(GNUSTEP_OBJ_INSTANCE_DIR)/objc_msgSend.S$(OEXT)\
+	$(GNUSTEP_OBJ_INSTANCE_DIR)/block_trampolines.S$(OEXT)\
+
+# Add rule for producing object files from assembler
+$(GNUSTEP_OBJ_INSTANCE_DIR)/%.S$(OEXT) : %.S
+	$(ECHO_COMPILING)$(CC) -no-integrated-as $< -c \
+	      $(filter-out $($<_FILE_FILTER_OUT_FLAGS),$(ALL_CPPFLAGS) \
+	                                                $(ALL_CFLAGS)) \
+	      $($<_FILE_FLAGS) -o $@$(END_ECHO)
+
+
+ifeq ($(disable_legacy), yes)
+${LIBOBJC}_CPPFLAGS += -DNO_LEGACY
+else
+${LIBOBJC}_C_FILES += legacy_malloc.c
+endif
+
+${LIBOBJC}_HEADER_FILES_DIR = objc
+${LIBOBJC}_HEADER_FILES_INSTALL_DIR = objc
+ifneq ($(install_headers), no)
+${LIBOBJC}_HEADER_FILES = \
+	Availability.h\
+	Object.h\
+	Protocol.h\
+	blocks_runtime.h\
+	capabilities.h\
+	developer.h\
+	encoding.h\
+	hooks.h\
+	runtime.h\
+	runtime-deprecated.h\
+	slot.h\
+	objc.h\
+	objc-api.h\
+	objc-arc.h\
+	objc-auto.h\
+	toydispatch.h
+endif
+
+# Disable type dependent dispatch if tdd=no is specified
+ifneq ($(tdd), no)
+${LIBOBJC}_CPPFLAGS += -DTYPE_DEPENDENT_DISPATCH
+endif
+
+ifeq ($(low_memory), yes)
+${LIBOBJC}_CPPFLAGS += -D__OBJC_LOW_MEMORY__
+endif
+
+ifeq ($(boehm_gc), yes)
+${LIBOBJC}_C_FILES += gc_boehm.c
+ifneq ($(findstring linux, $(GNUSTEP_TARGET_OS)), linux)
+${LIBOBJC}_LIBRARIES_DEPEND_UPON += -lgc-threaded -lexecinfo
+else
+${LIBOBJC}_LIBRARIES_DEPEND_UPON += -lgc
+endif
+#${LIBOBJC}_OBJCFLAGS += -fobjc-gc
+${LIBOBJC}_CPPFLAGS += -DENABLE_GC
+endif
+
+
+
+ifeq ($(findstring openbsd, $(GNUSTEP_HOST_OS)), openbsd)
+${LIBOBJC}_LIBRARIES_DEPEND_UPON += -pthread 
+else
+${LIBOBJC}_LIBRARIES_DEPEND_UPON += -lpthread 
+endif
+
+# If we're doing a release build, don't tell people that the code that they're
+# using is rubbish - they complain.
+#CPPFLAGS += -DNO_SELECTOR_MISMATCH_WARNINGS
+
+
+# Deprecated functions are only deprecated for external use, not for us because
+# we are special, precious, little flowers.
+${LIBOBJC}_CPPFLAGS +=\
+	-D__OBJC_RUNTIME_INTERNAL__=1\
+	-D_XOPEN_SOURCE=500\
+	-D__BSD_VISIBLE=1\
+	-D_BSD_SOURCE=1\
+
+# Note to Riccardo.  Please do not 'fix' C99isms in this.  The new ABI is only
+# useful on compilers that support C99 (currently only clang), so there is no
+# benefit from supporting platforms with no C99 compiler.
+${LIBOBJC}_CFLAGS += -std=gnu99 -g -fexceptions #-fvisibility=hidden
+${LIBOBJC}_CCFLAGS += -std=c++98 -g -fexceptions #-fvisibility=hidden
+${LIBOBJC}_CFLAGS += -Wno-unused-function
+
+# Uncomment this when debugging - it makes everything slow, but means that the
+# debugger actually works...
+ifeq ($(debug), yes)
+${LIBOBJC}_CFLAGS += -fno-inline
+${LIBOBJC}_OBJCFLAGS += -fno-inline
+${LIBOBJC}_CPPFLAGS += -DGC_DEBUG
+else
+${LIBOBJC}_CFLAGS +=  -O3
+endif
+${LIBOBJC}_OBJCFLAGS += $(${LIBOBJC}_CFLAGS) $(${LIBOBJC}_CFLAGS)
+
+ifneq ($(findstring gcc, $(CC)),)
+  # Hack to get the __sync_* GCC builtins to work with GCC
+  ifeq ($(GNUSTEP_TARGET_CPU), ix86)
+    ${LIBOBJC}_CFLAGS += -march=i586
+  endif
+endif
+
+ifeq ($(GNUSTEP_TARGET_OS), mingw32)
+# Hack to get mingw to provide declaration for strdup (since it is non-standard)
+${LIBOBJC}_CPPFLAGS += -U__STRICT_ANSI__
+endif
+
+include $(GNUSTEP_MAKEFILES)/aggregate.make
+include $(GNUSTEP_MAKEFILES)/library.make
+
+build-opts:
+	@echo Building LLVM optimisation passes...
+	@sh build_opts.sh $(MAKE) all
+
+install-opts: build_opts
+	@echo Installing LLVM optimisation passes...
+	@sh build_opts.sh $(MAKE) install
+
+clean-opts:
+	@echo Cleaning LLVM optimisation passes...
+	@sh build_opts.sh $(MAKE) clean
+
+after-install::
+	@echo 
+	@echo Please remember to reconfigure gnustep-make if you want it to
+	@echo use the newly installed libobjc2 rather than any prior version.
+	@echo
+#
+# End of GNUstep-make specific section.
+#
+endif