Files
lean4/tests/compiler/foreign/Makefile
2025-08-26 16:01:57 +00:00

41 lines
1.2 KiB
Makefile

CXX ?= c++
CPPFLAGS = -O3
# TODO: use Lake instead
include lean.mk
CPP_SRCS = myfuns.cpp
CPP_OBJS = $(addprefix $(OUT)/testcpp/,$(CPP_SRCS:.cpp=.o))
all: run_test run_interp
$(OUT)/testcpp/%.o: %.cpp
@mkdir -p "$(@D)"
$(CXX) -std=c++14 -c -o $@ $< $(CPPFLAGS) `leanc --print-cflags`
# to avoid conflicts between the system C++ stdlib needed by the above object file and the internal one used in the Lean runtime,
# we need to dynamically link the Lean runtime.
ifeq ($(OS),Windows_NT)
# make S.so find testcpp.so
export PATH := $(BIN_OUT):$(PATH)
else
# find libleanshared.so
TEST_SHARED_LINK_FLAGS := -Wl,-rpath,`lean --print-prefix`/lib/lean
endif
$(BIN_OUT)/testcpp.so: $(CPP_OBJS) | $(BIN_OUT)
$(CXX) -shared -o $@ $^ `leanc -shared --print-ldflags`
$(BIN_OUT)/test: $(LIB_OUT)/libMain.a $(CPP_OBJS) | $(BIN_OUT)
$(CXX) -o $@ $^ `leanc -shared --print-ldflags` -lInit_shared -lleanshared_2 -lleanshared_1 -lleanshared $(TEST_SHARED_LINK_FLAGS)
run_test: $(BIN_OUT)/test
$^
# also test interpreter; see doc/dev/ffi.md
$(BIN_OUT)/S.so: $(C_OUT)/Main/S.c $(BIN_OUT)/testcpp.so
leanc -shared -o $@ $^
run_interp: $(BIN_OUT)/S.so
lean --load-dynlib=$^ --run Main.lean