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