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build: Create a better definition of LLVM deps

This commit is contained in:
Brian Anderson 2011-11-25 19:25:09 -08:00
parent 6168f8f15b
commit aa2fbbac0d
1 changed files with 7 additions and 3 deletions
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10
mk/llvm.mk
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@ -1,13 +1,17 @@
# Recursive wildcard function
# http://blog.jgc.org/2011/07/gnu-make-recursive-wildcard-function.html
rwildcard=$(foreach d,$(wildcard $1*),$(call rwildcard,$d/,$2) \
$(filter $(subst *,%,$2),$d))
# This is just a rough approximation of LLVM deps
LLVM_DEPS:=$(wildcard $(addprefix $(CFG_LLVM_SRC_DIR)/, \
* */*h */*/*h */*/*/*h */*cpp */*/*cpp */*/*/*cpp))
LLVM_DEPS=$(call rwildcard,$(CFG_LLVM_SRC_DIR),*cpp *hpp)
define DEF_LLVM_RULES
# If CFG_LLVM_ROOT is defined then we don't build LLVM ourselves
ifeq ($(CFG_LLVM_ROOT),)
$$(LLVM_CONFIG_$(1)): $$(LLVM_DEPS_$(1))
$$(LLVM_CONFIG_$(1)): $$(LLVM_DEPS)
@$$(call E, make: llvm)
$$(Q)$$(MAKE) -C $$(CFG_LLVM_BUILD_DIR_$(1)) $$(CFG_LLVM_BUILD_ENV)