src/llvm/tools/llvm-config/Makefile

   1 ##===- tools/llvm-config/Makefile---------------------------*- Makefile -*-===##
   2 #
   3 #                     The LLVM Compiler Infrastructure
   4 #
   5 # This file is distributed under the University of Illinois Open Source
   6 # License. See LICENSE.TXT for details.
   7 #
   8 ##===----------------------------------------------------------------------===##
   9
  10 LEVEL := ../..
  11 TOOLNAME := llvm-config
  12 USEDLIBS := LLVMSupport.a
  13
  14 # We generate sources in the build directory, make sure it is in the include
  15 # paths.
  16 INCLUDE_BUILD_DIR := 1
  17
  18 # This tool has no plugins, optimize startup time.
  19 TOOL_NO_EXPORTS := 1
  20
  21 # Note that we have to use lazy expansion here.
  22 BUILDVARIABLES_SRCPATH = $(PROJ_SRC_ROOT)/tools/$(TOOLNAME)/BuildVariables.inc.in
  23 BUILDVARIABLES_OBJPATH = $(ObjDir)/BuildVariables.inc
  24 BUILT_SOURCES = $(BUILDVARIABLES_OBJPATH)
  25
  26 include $(LEVEL)/Makefile.common
  27
  28 # Combine preprocessor flags (except for -I) and CXX flags.
  29 SUB_CPPFLAGS := ${CPP.BaseFlags}
  30 SUB_CFLAGS   := ${CPP.BaseFlags} ${C.Flags}
  31 SUB_CXXFLAGS := ${CPP.BaseFlags} ${CXX.Flags}
  32
  33 # Override LIBS with TARGET's LIBS for cross compilation.
  34 # FIXME: Host's llvm-config is not generated. It's for target's.
  35 ifneq ($(TARGET_LIBS), )
  36   LLVM_SYSTEM_LIBS := $(TARGET_LIBS)
  37 else
  38   LLVM_SYSTEM_LIBS := $(LIBS)
  39 endif
  40
  41 # This is blank for now.  We need to be careful about adding stuff here:
  42 # LDFLAGS tend not to be portable, and we don't currently require the
  43 # user to use libtool when linking against LLVM.
  44 SUB_LDFLAGS :=
  45
  46 $(ObjDir)/BuildVariables.inc: $(BUILDVARIABLES_SRCPATH) Makefile $(ObjDir)/.dir
  47         $(Echo) "Building llvm-config BuildVariables.inc file."
  48         $(Verb) $(ECHO) 's/@LLVM_SRC_ROOT@/$(subst /,\/,$(LLVM_SRC_ROOT))/' \
  49           > temp.sed
  50         $(Verb) $(ECHO) 's/@LLVM_OBJ_ROOT@/$(subst /,\/,$(LLVM_OBJ_ROOT))/' \
  51           >> temp.sed
  52         $(Verb) $(ECHO) 's/@LLVM_CPPFLAGS@/$(subst /,\/,$(SUB_CPPFLAGS))/' \
  53           >> temp.sed
  54         $(Verb) $(ECHO) 's/@LLVM_CFLAGS@/$(subst /,\/,$(SUB_CFLAGS))/' \
  55           >> temp.sed
  56         $(Verb) $(ECHO) 's/@LLVM_CXXFLAGS@/$(subst /,\/,$(SUB_CXXFLAGS))/' \
  57           >> temp.sed
  58         $(Verb) $(ECHO) 's/@LLVM_LDFLAGS@/$(subst /,\/,$(SUB_LDFLAGS))/' \
  59           >> temp.sed
  60         $(Verb) $(ECHO) 's/@LLVM_BUILDMODE@/$(subst /,\/,$(BuildMode))/' \
  61           >> temp.sed
  62         $(Verb) $(ECHO) 's/@LLVM_LIBDIR_SUFFIX@//' \
  63           >> temp.sed
  64         $(Verb) $(ECHO) 's/@LLVM_SYSTEM_LIBS@/$(subst /,\/,$(LLVM_SYSTEM_LIBS))/' \
  65           >> temp.sed
  66         $(Verb) $(ECHO) 's/@LLVM_TARGETS_BUILT@/$(subst /,\/,$(TARGETS_TO_BUILD))/' \
  67           >> temp.sed
  68         $(Verb) $(SED) -f temp.sed < $< > $@
  69         $(Verb) $(RM) temp.sed
  70
  71 # When cross-compiling, install a version of llvm-config that runs on the host.
  72 ifeq ($(LLVM_CROSS_COMPILING),1)
  73 install:: $(DESTDIR)$(PROJ_bindir)
  74         $(Echo) Installing llvm-config-host
  75         $(Verb) $(ProgInstall) $(BuildLLVMToolDir)/llvm-config \
  76           $(DESTDIR)$(PROJ_bindir)/$(program_prefix)llvm-config-host
  77 endif