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Make the build logic more robust for BSD systems #382

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Merged
merged 1 commit into from
May 31, 2018
Merged

Make the build logic more robust for BSD systems #382

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25 changes: 22 additions & 3 deletions makefile_include.mk
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Original file line number Diff line number Diff line change
Expand Up @@ -13,9 +13,23 @@ ifndef CROSS_COMPILE
CROSS_COMPILE:=
endif

ifeq ($(CC),cc)
CC := $(CROSS_COMPILE)gcc
# We only need to go through this dance of determining the right compiler if we're using
# cross compilation, otherwise $(CC) is fine as-is.
ifneq (,$(CROSS_COMPILE))
ifeq ($(origin CC),default)
CSTR := "\#ifdef __clang__\nCLANG\n\#endif\n"
ifeq ($(PLATFORM),FreeBSD)
# XXX: FreeBSD needs extra escaping for some reason
CSTR := $$$(CSTR)
endif
ifneq (,$(shell echo $(CSTR) | $(CC) -E - | grep CLANG))
CC := $(CROSS_COMPILE)clang
else
CC := $(CROSS_COMPILE)gcc
endif # Clang
endif # cc is Make's default
endif # CROSS_COMPILE non-empty

LD:=$(CROSS_COMPILE)ld
AR:=$(CROSS_COMPILE)ar

Expand All @@ -24,7 +38,12 @@ AR:=$(CROSS_COMPILE)ar
ARFLAGS:=r

ifndef MAKE
MAKE:=make
# BSDs refer to GNU Make as gmake
ifneq (,$(findstring $(PLATFORM),FreeBSD OpenBSD DragonFly NetBSD))
MAKE=gmake
else
MAKE=make
endif
endif

ifndef INSTALL_CMD
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