diff options
author | Andrew Belt <andrewpbelt@gmail.com> | 2022-11-28 17:57:17 -0500 |
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committer | Andrew Belt <andrewpbelt@gmail.com> | 2022-11-28 18:02:57 -0500 |
commit | 75f90aa95e3da44cc19c133c857c181f118febf9 (patch) | |
tree | c9bda80a9356ac64b87a6dbae8f518f8f88ffdbb | |
parent | d614db5436ebb45be3dc6143c52fde9102dd7bb8 (diff) |
Allow cross-compiling plugins by setting CROSS_COMPILE environment variable to a machine triplet.
-rw-r--r-- | arch.mk | 6 | ||||
-rw-r--r-- | compile.mk | 6 | ||||
-rw-r--r-- | dep.mk | 6 |
3 files changed, 17 insertions, 1 deletions
@@ -1,4 +1,8 @@ -MACHINE := $(shell $(CC) -dumpmachine) +ifdef CROSS_COMPILE + MACHINE := $(CROSS_COMPILE) +else + MACHINE ?= $(shell $(CC) -dumpmachine) +endif ifneq (,$(findstring x86_64-,$(MACHINE))) ARCH_X64 := 1 @@ -20,6 +20,12 @@ FLAGS += -Wall -Wextra -Wno-unused-parameter # C++ standard CXXFLAGS += -std=c++11 +# Define compiler/linker target if cross-compiling +ifdef CROSS_COMPILE + FLAGS += --target=$(MACHINE) + LDFLAGS += --target=$(MACHINE) +endif + # Architecture-independent flags ifdef ARCH_X64 FLAGS += -DARCH_X64 @@ -10,6 +10,12 @@ DEP_FLAGS += -g -O3 # Static libs don't usually compiled with -fPIC, but since we're including them in a shared library, it's needed. DEP_FLAGS += -fPIC +# Define compiler/linker target if cross-compiling +ifdef CROSS_COMPILE + DEP_FLAGS += --target=$(MACHINE) + DEP_LDFLAGS += --target=$(MACHINE) +endif + ifdef ARCH_X64 DEP_FLAGS += -march=nehalem endif |