##===- tools/llvm-config/Makefile --------------------------*- Makefile -*-===## # # The LLVM Compiler Infrastructure # # This file was developed by Reid Spencer and Eric Kidd and is distributed under # the University of Illinois Open Source License. See LICENSE.TXT for details. # ##===----------------------------------------------------------------------===## LEVEL = ../.. EXTRA_DIST = LibDeps.txt FinalLibDeps.txt llvm-config.in.in find-cycles.pl REQUIRES_EH := 1 include $(LEVEL)/Makefile.common # If we don't have Perl, we can't generate the library dependencies upon which # llvm-config depends. Therefore, only if we detect perl will we do anything # useful. ifeq ($(HAVE_PERL),1) # Combine preprocessor flags (except for -I) and CXX flags. SUB_CXXFLAGS = ${CPP.BaseFlags} ${CXX.Flags} # This is blank for now. We need to be careful about adding stuff here: # LDFLAGS tend not to be portable, and we don't currently require the # user to use libtool when linking against LLVM. SUB_LDFLAGS = FinalLibDeps = $(PROJ_OBJ_DIR)/FinalLibDeps.txt LibDeps = $(PROJ_OBJ_DIR)/LibDeps.txt LibDepsTemp = $(PROJ_OBJ_DIR)/LibDeps.txt.tmp GenLibDeps = $(PROJ_SRC_ROOT)/utils/GenLibDeps.pl $(LibDepsTemp): $(GenLibDeps) $(LibDir) $(wildcard $(LibDir)/*.a $(LibDir)/*.o) $(Echo) "Regenerating LibDeps.txt.tmp" $(Verb) $(GenLibDeps) -flat $(LibDir) $(NM_PATH) > $(LibDepsTemp) $(LibDeps): $(LibDepsTemp) $(Verb) $(CMP) -s $@ $< || ( $(CP) $< $@ && \ $(EchoCmd) Updated LibDeps.txt because dependencies changes ) # Find all the cyclic dependencies between various LLVM libraries, so we # don't have to process them at runtime. $(FinalLibDeps): find-cycles.pl $(LibDeps) $(Echo) "Checking for cyclic dependencies between LLVM libraries." $(Verb) $(PERL) $< < $(LibDeps) > $@ || rm -f $@ # Rerun our configure substitutions as needed. ConfigInIn = $(PROJ_SRC_DIR)/llvm-config.in.in llvm-config.in: $(ConfigInIn) $(ConfigStatusScript) $(Verb) cd $(PROJ_OBJ_ROOT) ; \ $(ConfigStatusScript) tools/llvm-config/llvm-config.in # Build our final script. $(ToolDir)/llvm-config: llvm-config.in $(FinalLibDeps) $(Echo) "Building llvm-config script." $(Verb) $(ECHO) 's,@LLVM_CXXFLAGS@,$(SUB_CXXFLAGS),' > temp.sed $(Verb) $(ECHO) 's,@LLVM_LDFLAGS@,$(SUB_LDFLAGS),' >> temp.sed $(Verb) $(ECHO) 's,@LLVM_BUILDMODE@,$(BuildMode),' >> temp.sed $(Verb) $(SED) -f temp.sed < $< > $@ $(Verb) $(RM) temp.sed $(Verb) cat $(FinalLibDeps) >> $@ $(Verb) chmod +x $@ else # We don't have perl, just generate a dummy llvm-config $(ToolDir)/llvm-config: $(Echo) "Building place holder llvm-config script." $(Verb) $(ECHO) 'echo llvm-config: Perl not found so llvm-config could not be generated' >> $@ $(Verb) chmod +x $@ endif # Hook into the standard Makefile rules. all-local:: $(ToolDir)/llvm-config clean-local:: $(Verb) $(RM) -f $(ToolDir)/llvm-config llvm-config.in $(FinalLibDeps) \ $(LibDeps) GenLibDeps.out install-local:: all-local $(Echo) Installing llvm-config $(Verb) $(MKDIR) $(PROJ_bindir) $(Verb) $(ScriptInstall) $(ToolDir)/llvm-config $(PROJ_bindir)