support/make/Makefile.top

#===-- Makefile.top - Rules for top level directory --------*- Makefile -*--===#
#
#                     The LLVM Compiler Infrastructure
#
# This file was developed by Reid Spencer group and is distributed under the
# University of Illinois Open Source License. See LICENSE.TXT for details.
# 
#===------------------------------------------------------------------------===#
#
# This file is used by all top level directories of LLVM modules. It provides
# the targets that only occur at the top level in addition to Makefile.common
#
#===-----------------------------------------------------------------------====#

include $(LLVM_TOP)/support/make/Makefile.compile

#-------------------------------------------------------------------------------
# Provide a spotless target to really blow things away and start from scratch
#-------------------------------------------------------------------------------

ifneq ($(OBJ_ROOT),$(SRC_ROOT))
spotless:
	$(Verb) if test -x config.status ; then \
	  $(EchoCmd) Wiping out $(OBJ_ROOT) ; \
	  $(MKDIR) .spotless.save ; \
	  $(MV) config.status .spotless.save ; \
	  $(MV) mklib  .spotless.save ; \
	  $(MV) projects  .spotless.save ; \
	  $(RM) -rf * ; \
	  $(MV) .spotless.save/config.status . ; \
	  $(MV) .spotless.save/mklib . ; \
	  $(MV) .spotless.save/projects . ; \
	  $(RM) -rf .spotless.save ; \
	  $(EchoCmd) Rebuilding configuration of $(OBJ_ROOT) ; \
	  $(ConfigStatusScript) --recheck $(ConfigureScriptFLAGS) && \
	  $(ConfigStatusScript) ; \
	else \
	  $(EchoCmd) "make spotless" can only be run from $(OBJ_ROOT); \
	fi
else
spotless:
	$(EchoCmd) "spotless target not supported for objdir == srcdir"
endif