129 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			129 lines
		
	
	
	
		
			3.6 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
| CARGO ?= cargo
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| STRIP ?= strip
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| 
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| FEATURES := ""
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| 
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| THIS_DIR := $(dir $(realpath $(lastword $(MAKEFILE_LIST))))
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| REPO_ROOT := $(realpath $(THIS_DIR)/..)
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| export SERVICEPOINT_HEADER_OUT := $(REPO_ROOT)/include
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| 
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| override CFG_MUSL := $(if $(CFG_MUSL),$(CFG_MUSL),$(if $(MUSL),$(MUSL),0))
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| override CFG_PROFILE := $(if $(CFG_PROFILE),$(CFG_PROFILE),$(if $(PROFILE),$(PROFILE),release))
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| 
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| CCFLAGS += -Wall -fwhole-program -fPIE -pie
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| 
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| STRIPFLAGS := -s --strip-unneeded -R .comment -R .gnu.version -R .note -R .note.gnu.build-id -R .note.ABI-tag
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| 
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| ifeq ($(CFG_MUSL), 1)
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| 	TARGET ?= x86_64-unknown-linux-musl
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| 	CC ?= musl-gcc
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| 	CCFLAGS += -static -lservicepoint_binding_c
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| 	RUSTFLAGS += --crate-type=staticlib -Ctarget-feature=-crt-static
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| else
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| 	TARGET ?= x86_64-unknown-linux-gnu
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| 	CC ?= gcc
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| 	#CCFLAGS += -shared
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| 	CCFLAGS += -Wl,-Bstatic -lservicepoint_binding_c -Wl,-Bdynamic
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| endif
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| 
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| #ifeq ($(CFG_PROFILE), size-optimized)
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| #	CCFLAGS += -nodefaultlibs -lc
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| #endif
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| 
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| RUST_TARGET_DIR := $(REPO_ROOT)/target/$(TARGET)/$(CFG_PROFILE)
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| 
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| ifeq ($(CFG_PROFILE), size-optimized)
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| 	CARGO_PROFILE := size-optimized
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| 	CCFLAGS += -Oz \
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| 		-fwrapv -fomit-frame-pointer -fno-stack-protector\
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| 		-fno-unroll-loops \
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| 		-fno-unwind-tables -fno-asynchronous-unwind-tables \
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| 		-fmerge-all-constants \
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| 		-Wl,-z,norelro \
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| 		-Wl,--hash-style=gnu \
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| 		-fvisibility=hidden \
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| 		-Bsymbolic \
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| 		-Wl,--exclude-libs,ALL \
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| 		-fno-ident \
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| 		-fno-exceptions
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| 	CARGOFLAGS += -Zbuild-std="core,std,alloc,proc_macro,panic_abort" \
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| 		-Zbuild-std-features="panic_immediate_abort"
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| 	RUSTFLAGS += -Zlocation-detail=none \
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| 		-Zfmt-debug=none \
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| 		-C link-arg=-z,norelro \
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| 		-C panic=abort
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| 		#-C link-arg=--hash-style=gnu
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| else ifeq ($(CFG_PROFILE), release)
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| 	CARGO_PROFILE := release
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| 	CCFLAGS += -O2
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| else ifeq ($(CFG_PROFILE), debug)
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| 	CCFLAGS += -Og
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| 	CARGO_PROFILE := dev
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| else
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| 	CFG_PROFILE := $(error "PROFILE has to be set to one of: debug, release, size-optimized")
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| endif
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| 
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| CARGOFLAGS += --manifest-path=$(REPO_ROOT)/Cargo.toml \
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| 	--profile=$(CARGO_PROFILE) \
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| 	--no-default-features \
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| 	--features=$(FEATURES) \
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| 	--target=$(TARGET)
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| 
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| ifneq ($(CFG_PROFILE), debug)
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| 	CCFLAGS += -ffunction-sections -fdata-sections -Wl,--gc-sections
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| 	RUSTFLAGS += -C link-arg=-s -C link-arg=-Wl,--gc-sections
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| endif
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| 
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| ifeq ($(LTO), 1)
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| 	CCFLAGS += -flto
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| endif
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| 
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| _c_src := $(wildcard ./src/*.c)
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| _programs := $(basename $(notdir $(_c_src)))
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| _bins := $(addprefix out/, $(_programs))
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| _unstripped_bins := $(addsuffix _unstripped, $(_bins))
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| _run_programs := $(addprefix run_, $(_programs))
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| _rs_src := $(wildcard ../src/**.rs) ../Cargo.lock ../Cargo.toml ../cbindgen.toml
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| _sp_artifacts := $(SERVICEPOINT_HEADER_OUT)/servicepoint.h $(RUST_TARGET_DIR)/libservicepoint_binding_c.a $(RUST_TARGET_DIR)/libservicepoint_binding_c.so
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| 
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| all: $(_bins)
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| 
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| clean: clean-c clean-rust
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| 
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| clean-c:
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| 	rm -r out || true
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| 
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| clean-rust:
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| 	rm $(SERVICEPOINT_HEADER_OUT)/servicepoint.h || true
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| 	cargo clean
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| 
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| .PHONY: all clean sizes $(_run_programs) clean-c clean-rust
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| 
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| $(_unstripped_bins): out/%_unstripped: src/%.c $(SERVICEPOINT_HEADER_OUT)/servicepoint.h $(_sp_artifacts)
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| 	mkdir -p out || true
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| 	${CC} $< \
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| 		-I $(SERVICEPOINT_HEADER_OUT) \
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| 		-L $(RUST_TARGET_DIR) \
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| 		$(CCFLAGS) \
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| 		-o $@
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| 
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| $(_bins): out/%: out/%_unstripped
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| 	$(STRIP) $(STRIPFLAGS) $^ -o $@
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| 
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| $(_sp_artifacts): $(_rs_src)
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| 	mkdir -p $(SERVICEPOINT_HEADER_OUT) || true
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| 	# generate servicepoint header and library to link against
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| 	${CARGO} rustc $(CARGOFLAGS) -- $(RUSTFLAGS)
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| 
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| $(_run_programs): run_%: out/% FORCE
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| 	./$<
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| 
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| sizes: $(_bins)
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| 	ls -lB out
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| 
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| analyze-size: out/$(BIN)_unstripped
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| 	nm --print-size --size-sort --reverse-sort --radix=d --demangle out/$(BIN)_unstripped \
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| 		| awk '{size=$$2+0; print size "\t" $$4}' \
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| 		| less
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| 
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| FORCE: ;
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