85 lines
4.2 KiB
Text
85 lines
4.2 KiB
Text
# LEAN_BASH: Makes the Bash shell used by the Lean build configurable.
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# On Windows, when CMake/Make is spawned directly (e.g., VSCode's CMake Tools),
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# it lacks a proper shell environment, so we need to manually point it to Bash.
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LEAN_BASH ?= /usr/bin/env bash
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SHELL := $(LEAN_BASH) -eo pipefail
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# any absolute path to the stdlib breaks the Makefile
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export LEAN_PATH=
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export LEAN_CC=${CMAKE_C_COMPILER_LAUNCHER} ${CMAKE_C_COMPILER}
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export LEAN_ABORT_ON_PANIC=1
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# LEAN_OPTS: don't use native code (except for primitives) since it is from the previous stage
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# MORE_DEPS: rebuild the stdlib whenever the compiler has changed
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LEANMAKE_OPTS=\
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LEAN="${PREV_STAGE}/bin/lean${PREV_STAGE_CMAKE_EXECUTABLE_SUFFIX}"\
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LEANC="${CMAKE_BINARY_DIR}/leanc.sh"\
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OUT="${LIB}"\
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LIB_OUT="${LIB}/lean"\
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OLEAN_OUT="${LIB}/lean"\
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BIN_OUT="${CMAKE_BINARY_DIR}/bin"\
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LEAN_OPTS+="${LEAN_EXTRA_MAKE_OPTS}"\
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LEANC_OPTS+="${LEANC_OPTS}"\
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LEAN_AR="${CMAKE_AR}"\
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MORE_DEPS+="${PREV_STAGE}/bin/lean${PREV_STAGE_CMAKE_EXECUTABLE_SUFFIX}"\
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${EXTRA_LEANMAKE_OPTS}\
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CMAKE_LIKE_OUTPUT=1
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ifeq "${STAGE}" "0"
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LEANMAKE_OPTS+=C_ONLY=1 C_OUT=../stdlib/
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endif
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.PHONY: Init Lean leanshared Lake lean
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# These can be phony since the inner Makefile will have the correct dependencies and avoid rebuilds
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Init:
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@mkdir -p "${LIB}/lean/Lean" "${LIB}/lean/Lake"
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# Use `+` to use the Make jobserver with `leanmake` for parallelized builds
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# Build .oleans of downstream libraries as well for better parallelism
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+"${LEAN_BIN}/leanmake" objs lib PKG=Init $(LEANMAKE_OPTS) LEANC_OPTS+=-DLEAN_EXPORTING \
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EXTRA_SRC_ROOTS="Lean Lean.lean"
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Lean: Init
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+"${LEAN_BIN}/leanmake" lib PKG=Lean $(LEANMAKE_OPTS) LEANC_OPTS+=-DLEAN_EXPORTING
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${LIB}/temp/empty.c:
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touch $@
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# the following targets are all invoked by separate `make` calls; see src/CMakeLists.txt
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# we specify the precise file names here to avoid rebuilds
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${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/libInit_shared${CMAKE_SHARED_LIBRARY_SUFFIX}: ${LIB}/lean/libInit.a ${CMAKE_BINARY_DIR}/runtime/libleanrt_initial-exec.a ${LIB}/temp/empty.c
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ifeq "${INIT_SHARED_LINKER_FLAGS}" ""
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# create empty library on platforms without restrictive symbol limits; avoids costly indirections and troubles with cross-library exceptions
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"${CMAKE_BINARY_DIR}/leanc.sh" -shared -o $@ ${LIB}/temp/empty.c ${TOOLCHAIN_SHARED_LINKER_FLAGS} ${LEANC_OPTS}
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else
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@echo "[ ] Building $@"
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# on Windows, must remove file before writing a new one (since the old one may be in use)
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@rm -f $@
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"${CMAKE_BINARY_DIR}/leanc.sh" -shared -o $@ ${INIT_SHARED_LINKER_FLAGS} ${TOOLCHAIN_SHARED_LINKER_FLAGS} ${LEANC_OPTS}
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endif
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Init_shared: ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/libInit_shared${CMAKE_SHARED_LIBRARY_SUFFIX}
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${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/libleanshared${CMAKE_SHARED_LIBRARY_SUFFIX}: ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/libInit_shared${CMAKE_SHARED_LIBRARY_SUFFIX} ${LIB}/lean/libLean.a ${LIB}/lean/libleancpp.a
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@echo "[ ] Building $@"
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# on Windows, must remove file before writing a new one (since the old one may be in use)
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@rm -f $@
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"${CMAKE_BINARY_DIR}/leanc.sh" -shared -o $@ ${LEANSHARED_LINKER_FLAGS} ${TOOLCHAIN_SHARED_LINKER_FLAGS} ${LEANC_OPTS}
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leanshared: ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/libleanshared${CMAKE_SHARED_LIBRARY_SUFFIX}
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Lake:
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# lake is in its own subdirectory, so must adjust relative paths...
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+"${LEAN_BIN}/leanmake" -C lake bin lib PKG=Lake BIN_NAME=lake${CMAKE_EXECUTABLE_SUFFIX} $(LEANMAKE_OPTS) LINK_OPTS='${CMAKE_EXE_LINKER_FLAGS_MAKE_MAKE}' OUT="../${LIB}" LIB_OUT="../${LIB}/lean" OLEAN_OUT="../${LIB}/lean"
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${CMAKE_BINARY_DIR}/bin/lean${CMAKE_EXECUTABLE_SUFFIX}: ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/libInit_shared${CMAKE_SHARED_LIBRARY_SUFFIX} ${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/libleanshared${CMAKE_SHARED_LIBRARY_SUFFIX} $(LEAN_SHELL)
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@echo "[ ] Building $@"
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# on Windows, must remove file before writing a new one (since the old one may be in use)
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@rm -f $@
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"${CMAKE_BINARY_DIR}/leanc.sh" $(LEAN_SHELL) ${CMAKE_EXE_LINKER_FLAGS_MAKE} ${LEAN_EXE_LINKER_FLAGS} ${LEANC_OPTS} -o $@
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lean: ${CMAKE_BINARY_DIR}/bin/lean${CMAKE_EXECUTABLE_SUFFIX}
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Leanc:
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+"${LEAN_BIN}/leanmake" bin PKG=Leanc BIN_NAME=leanc${CMAKE_EXECUTABLE_SUFFIX} $(LEANMAKE_OPTS) LINK_OPTS='${CMAKE_EXE_LINKER_FLAGS_MAKE_MAKE}' OUT="${CMAKE_BINARY_DIR}" OLEAN_OUT="${CMAKE_BINARY_DIR}"
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