mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-22 23:04:33 +00:00
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
|
|
# file at the top-level directory of this distribution and at
|
|
# http://rust-lang.org/COPYRIGHT.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
|
# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
# option. This file may not be copied, modified, or distributed
|
|
# except according to those terms.
|
|
|
|
|
|
ifdef CFG_ENABLE_FAST_MAKE
|
|
LLVM_DEPS := $(S)/.gitmodules
|
|
else
|
|
|
|
# This is just a rough approximation of LLVM deps
|
|
LLVM_DEPS=$(call rwildcard,$(CFG_LLVM_SRC_DIR),*cpp *hpp)
|
|
endif
|
|
|
|
define DEF_LLVM_RULES
|
|
|
|
# If CFG_LLVM_ROOT is defined then we don't build LLVM ourselves
|
|
ifeq ($(CFG_LLVM_ROOT),)
|
|
|
|
$$(LLVM_CONFIG_$(1)): $$(LLVM_DEPS)
|
|
@$$(call E, make: llvm)
|
|
$$(Q)$$(MAKE) -C $$(CFG_LLVM_BUILD_DIR_$(1)) $$(CFG_LLVM_BUILD_ENV)
|
|
$$(Q)touch $$(LLVM_CONFIG_$(1))
|
|
endif
|
|
|
|
endef
|
|
|
|
$(foreach host,$(CFG_HOST_TRIPLES), \
|
|
$(eval $(call DEF_LLVM_RULES,$(host))))
|