15c0c35352
For cross compiling to targets that don't want to build a compiler
35 lines
1007 B
Makefile
35 lines
1007 B
Makefile
# Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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# file at the top-level directory of this distribution and at
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# http://rust-lang.org/COPYRIGHT.
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#
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# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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# option. This file may not be copied, modified, or distributed
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# except according to those terms.
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ifdef CFG_ENABLE_FAST_MAKE
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LLVM_DEPS := $(S)/.gitmodules
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else
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# This is just a rough approximation of LLVM deps
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LLVM_DEPS=$(call rwildcard,$(CFG_LLVM_SRC_DIR),*cpp *hpp)
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endif
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define DEF_LLVM_RULES
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# If CFG_LLVM_ROOT is defined then we don't build LLVM ourselves
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ifeq ($(CFG_LLVM_ROOT),)
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$$(LLVM_CONFIG_$(1)): $$(LLVM_DEPS)
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@$$(call E, make: llvm)
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$$(Q)$$(MAKE) -C $$(CFG_LLVM_BUILD_DIR_$(1)) $$(CFG_LLVM_BUILD_ENV)
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$$(Q)touch $$(LLVM_CONFIG_$(1))
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endif
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endef
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$(foreach host,$(CFG_HOST_TRIPLES), \
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$(eval $(call DEF_LLVM_RULES,$(host))))
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