llvm-config-2: Use USEDLIBS directly instead of LINK_COMPONENTS, which will

[oota-llvm.git] / tools / llvm-config-2 / Makefile

diff --git a/tools/llvm-config-2/Makefile b/tools/llvm-config-2/Makefile
index e0036a406226268109d494b4cffeb195b1a62769..08e084429db2c05394967ca9662b4e9a08cd1811 100644 (file)
--- a/tools/llvm-config-2/Makefile
+++ b/tools/llvm-config-2/Makefile
@@ -9,9 +9,49 @@
 
 LEVEL := ../..
 TOOLNAME := llvm-config-2
-LINK_COMPONENTS := support
+USEDLIBS := LLVMSupport.a
+
+# We generate sources in the build directory, make sure it is in the include
+# paths.
+INCLUDE_BUILD_DIR := 1
 
 # This tool has no plugins, optimize startup time.
 TOOL_NO_EXPORTS := 1
 
+# Note that we have to use lazy expansion here.
+BUILDVARIABLES_SRCPATH = $(PROJ_SRC_ROOT)/tools/$(TOOLNAME)/BuildVariables.inc.in
+BUILDVARIABLES_OBJPATH = $(ObjDir)/BuildVariables.inc
+BUILT_SOURCES = $(BUILDVARIABLES_OBJPATH)
+
 include $(LEVEL)/Makefile.common
+
+# Combine preprocessor flags (except for -I) and CXX flags.
+SUB_CPPFLAGS := ${CPP.BaseFlags}
+SUB_CFLAGS   := ${CPP.BaseFlags} ${C.Flags}
+SUB_CXXFLAGS := ${CPP.BaseFlags} ${CXX.Flags}
+
+# This is blank for now.  We need to be careful about adding stuff here:
+# LDFLAGS tend not to be portable, and we don't currently require the
+# user to use libtool when linking against LLVM.
+SUB_LDFLAGS :=
+
+$(ObjDir)/BuildVariables.inc: $(BUILDVARIABLES_SRCPATH) Makefile $(ObjDir)/.dir
+       $(Echo) "Building llvm-config BuildVariables.inc file."
+       $(Verb) $(ECHO) 's/@LLVM_SRC_ROOT@/$(subst /,\/,$(LLVM_SRC_ROOT))/' \
+         > temp.sed
+       $(Verb) $(ECHO) 's/@LLVM_OBJ_ROOT@/$(subst /,\/,$(LLVM_OBJ_ROOT))/' \
+         >> temp.sed
+       $(Verb) $(ECHO) 's/@LLVM_CPPFLAGS@/$(subst /,\/,$(SUB_CPPFLAGS))/' \
+         >> temp.sed
+       $(Verb) $(ECHO) 's/@LLVM_CFLAGS@/$(subst /,\/,$(SUB_CFLAGS))/' \
+         >> temp.sed
+       $(Verb) $(ECHO) 's/@LLVM_CXXFLAGS@/$(subst /,\/,$(SUB_CXXFLAGS))/' \
+         >> temp.sed
+       $(Verb) $(ECHO) 's/@LLVM_LDFLAGS@/$(subst /,\/,$(SUB_LDFLAGS))/' \
+         >> temp.sed
+       $(Verb) $(ECHO) 's/@LLVM_BUILDMODE@/$(subst /,\/,$(BuildMode))/' \
+         >> temp.sed
+       $(Verb) $(ECHO) 's/@LLVM_SYSTEM_LIBS@/$(subst /,\/,$(LIBS))/' \
+         >> temp.sed
+       $(Verb) $(SED) -f temp.sed < $< > $@
+       $(Verb) $(RM) temp.sed