littlefs/Makefile
Christopher Haster ca66993812 Tweaked scripts to share more code, added coverage calls/hits
The main change is requiring field names for -b/-f/-s/-S, this
is a bit more powerful, and supports hidden extra fields, but
can require a bit more typing in some cases.
2022-11-15 13:38:13 -06:00

279 lines
6.8 KiB
Makefile

ifdef BUILDDIR
# make sure BUILDDIR ends with a slash
override BUILDDIR := $(BUILDDIR)/
# bit of a hack, but we want to make sure BUILDDIR directory structure
# is correct before any commands
$(if $(findstring n,$(MAKEFLAGS)),, $(shell mkdir -p \
$(BUILDDIR) \
$(BUILDDIR)bd \
$(BUILDDIR)runners \
$(BUILDDIR)tests \
$(BUILDDIR)benches))
endif
# overridable target/src/tools/flags/etc
ifneq ($(wildcard test.c main.c),)
TARGET ?= $(BUILDDIR)lfs
else
TARGET ?= $(BUILDDIR)lfs.a
endif
CC ?= gcc
AR ?= ar
SIZE ?= size
CTAGS ?= ctags
NM ?= nm
OBJDUMP ?= objdump
LCOV ?= lcov
SRC ?= $(filter-out $(wildcard *.*.c),$(wildcard *.c))
OBJ := $(SRC:%.c=$(BUILDDIR)%.o)
DEP := $(SRC:%.c=$(BUILDDIR)%.d)
ASM := $(SRC:%.c=$(BUILDDIR)%.s)
CI := $(SRC:%.c=$(BUILDDIR)%.ci)
GCDA := $(SRC:%.c=$(BUILDDIR)%.t.a.gcda)
TESTS ?= $(wildcard tests/*.toml)
TEST_SRC ?= $(SRC) \
$(filter-out $(wildcard bd/*.*.c),$(wildcard bd/*.c)) \
runners/test_runner.c
TEST_TC := $(TESTS:%.toml=$(BUILDDIR)%.t.c) $(TEST_SRC:%.c=$(BUILDDIR)%.t.c)
TEST_TAC := $(TEST_TC:%.t.c=%.t.a.c)
TEST_OBJ := $(TEST_TAC:%.t.a.c=%.t.a.o)
TEST_DEP := $(TEST_TAC:%.t.a.c=%.t.a.d)
TEST_CI := $(TEST_TAC:%.t.a.c=%.t.a.ci)
TEST_GCNO := $(TEST_TAC:%.t.a.c=%.t.a.gcno)
TEST_GCDA := $(TEST_TAC:%.t.a.c=%.t.a.gcda)
BENCHES ?= $(wildcard benches/*.toml)
BENCH_SRC ?= $(SRC) \
$(filter-out $(wildcard bd/*.*.c),$(wildcard bd/*.c)) \
runners/bench_runner.c
BENCH_BC := $(BENCHES:%.toml=$(BUILDDIR)%.b.c) $(BENCH_SRC:%.c=$(BUILDDIR)%.b.c)
BENCH_BAC := $(BENCH_BC:%.b.c=%.b.a.c)
BENCH_OBJ := $(BENCH_BAC:%.b.a.c=%.b.a.o)
BENCH_DEP := $(BENCH_BAC:%.b.a.c=%.b.a.d)
BENCH_CI := $(BENCH_BAC:%.b.a.c=%.b.a.ci)
BENCH_GCNO := $(BENCH_BAC:%.b.a.c=%.b.a.gcno)
BENCH_GCDA := $(BENCH_BAC:%.b.a.c=%.b.a.gcda)
ifdef DEBUG
override CFLAGS += -O0
else
override CFLAGS += -Os
endif
ifdef TRACE
override CFLAGS += -DLFS_YES_TRACE
endif
override CFLAGS += -g3
override CFLAGS += -I.
override CFLAGS += -std=c99 -Wall -pedantic
override CFLAGS += -Wextra -Wshadow -Wjump-misses-init -Wundef
override CFLAGS += -ftrack-macro-expansion=0
override TESTFLAGS += -b
override BENCHFLAGS += -b
# forward -j flag
override TESTFLAGS += $(filter -j%,$(MAKEFLAGS))
override BENCHFLAGS += $(filter -j%,$(MAKEFLAGS))
ifdef VERBOSE
override CODEFLAGS += -v
override DATAFLAGS += -v
override STACKFLAGS += -v
override STRUCTFLAGS += -v
override COVERAGEFLAGS += -v
override TESTFLAGS += -v
override TESTCFLAGS += -v
override BENCHFLAGS += -v
override BENCHCFLAGS += -v
endif
ifdef EXEC
override TESTFLAGS += --exec="$(EXEC)"
override BENCHFLAGS += --exec="$(EXEC)"
endif
ifdef BUILDDIR
override CODEFLAGS += --build-dir="$(BUILDDIR:/=)"
override DATAFLAGS += --build-dir="$(BUILDDIR:/=)"
override STACKFLAGS += --build-dir="$(BUILDDIR:/=)"
override STRUCTFLAGS += --build-dir="$(BUILDDIR:/=)"
override COVERAGEFLAGS += --build-dir="$(BUILDDIR:/=)"
endif
ifneq ($(NM),nm)
override CODEFLAGS += --nm-tool="$(NM)"
override DATAFLAGS += --nm-tool="$(NM)"
endif
ifneq ($(OBJDUMP),objdump)
override STRUCTFLAGS += --objdump-tool="$(OBJDUMP)"
endif
# commands
.PHONY: all build
all build: $(TARGET)
.PHONY: asm
asm: $(ASM)
.PHONY: size
size: $(OBJ)
$(SIZE) -t $^
.PHONY: tags
tags:
$(CTAGS) --totals --c-types=+p $(shell find -H -name '*.h') $(SRC)
.PHONY: test-runner build-test
test-runner build-test: override CFLAGS+=--coverage
test-runner build-test: $(BUILDDIR)runners/test_runner
rm -f $(TEST_GCDA)
.PHONY: test
test: test-runner
./scripts/test.py $(BUILDDIR)runners/test_runner $(TESTFLAGS)
.PHONY: test-list
test-list: test-runner
./scripts/test.py $(BUILDDIR)runners/test_runner $(TESTFLAGS) -l
.PHONY: bench-runner build-bench
bench-runner build-bench: $(BUILDDIR)runners/bench_runner
.PHONY: bench
bench: bench-runner
./scripts/bench.py $(BUILDDIR)runners/bench_runner $(BENCHFLAGS)
.PHONY: bench-list
bench-list: bench-runner
./scripts/bench.py $(BUILDDIR)runners/bench_runner $(BENCHFLAGS) -l
.PHONY: code
code: $(OBJ)
./scripts/code.py $^ -Ssize $(CODEFLAGS)
.PHONY: data
data: $(OBJ)
./scripts/data.py $^ -Ssize $(DATAFLAGS)
.PHONY: stack
stack: $(CI)
./scripts/stack.py $^ -Slimit -Sframe $(STACKFLAGS)
.PHONY: struct
struct: $(OBJ)
./scripts/struct_.py $^ -Ssize $(STRUCTFLAGS)
.PHONY: coverage
coverage: $(GCDA)
./scripts/coverage.py $^ -slines -sbranches $(COVERAGEFLAGS)
.PHONY: summary sizes
summary sizes: $(BUILDDIR)lfs.csv
$(strip ./scripts/summary.py -Y $^ \
-fcode=code_size \
-fdata=data_size \
-fstack=stack_limit \
-fstruct=struct_size \
--max=stack \
$(SUMMARYFLAGS))
# rules
-include $(DEP)
-include $(TEST_DEP)
.SUFFIXES:
.SECONDARY:
$(BUILDDIR)lfs: $(OBJ)
$(CC) $(CFLAGS) $^ $(LFLAGS) -o $@
$(BUILDDIR)lfs.a: $(OBJ)
$(AR) rcs $@ $^
$(BUILDDIR)lfs.code.csv: $(OBJ)
./scripts/code.py $^ -q $(CODEFLAGS) -o $@
$(BUILDDIR)lfs.data.csv: $(OBJ)
./scripts/data.py $^ -q $(CODEFLAGS) -o $@
$(BUILDDIR)lfs.stack.csv: $(CI)
./scripts/stack.py $^ -q $(CODEFLAGS) -o $@
$(BUILDDIR)lfs.struct.csv: $(OBJ)
./scripts/struct_.py $^ -q $(CODEFLAGS) -o $@
$(BUILDDIR)lfs.coverage.csv: $(GCDA)
./scripts/coverage.py $^ -q $(COVERAGEFLAGS) -o $@
$(BUILDDIR)lfs.csv: \
$(BUILDDIR)lfs.code.csv \
$(BUILDDIR)lfs.data.csv \
$(BUILDDIR)lfs.stack.csv \
$(BUILDDIR)lfs.struct.csv
./scripts/summary.py $^ -q $(SUMMARYFLAGS) -o $@
$(BUILDDIR)runners/test_runner: $(TEST_OBJ)
$(CC) $(CFLAGS) $^ $(LFLAGS) -o $@
$(BUILDDIR)runners/bench_runner: $(BENCH_OBJ)
$(CC) $(CFLAGS) $^ $(LFLAGS) -o $@
# our main build rule generates .o, .d, and .ci files, the latter
# used for stack analysis
$(BUILDDIR)%.o $(BUILDDIR)%.ci: %.c
$(CC) -c -MMD -fcallgraph-info=su $(CFLAGS) $< -o $(BUILDDIR)$*.o
$(BUILDDIR)%.s: %.c
$(CC) -S $(CFLAGS) $< -o $@
$(BUILDDIR)%.a.c: %.c
./scripts/prettyasserts.py -p LFS_ASSERT $< -o $@
$(BUILDDIR)%.a.c: $(BUILDDIR)%.c
./scripts/prettyasserts.py -p LFS_ASSERT $< -o $@
$(BUILDDIR)%.t.c: %.toml
./scripts/test.py -c $< $(TESTCFLAGS) -o $@
$(BUILDDIR)%.t.c: %.c $(TESTS)
./scripts/test.py -c $(TESTS) -s $< $(TESTCFLAGS) -o $@
$(BUILDDIR)%.b.c: %.toml
./scripts/bench.py -c $< $(BENCHCFLAGS) -o $@
$(BUILDDIR)%.b.c: %.c $(BENCHES)
./scripts/bench.py -c $(BENCHES) -s $< $(BENCHCFLAGS) -o $@
# clean everything
.PHONY: clean
clean:
rm -f $(BUILDDIR)lfs
rm -f $(BUILDDIR)lfs.a
$(strip rm -f \
$(BUILDDIR)lfs.csv \
$(BUILDDIR)lfs.code.csv \
$(BUILDDIR)lfs.data.csv \
$(BUILDDIR)lfs.stack.csv \
$(BUILDDIR)lfs.struct.csv \
$(BUILDDIR)lfs.coverage.csv)
rm -f $(BUILDDIR)runners/test_runner
rm -f $(BUILDDIR)runners/bench_runner
rm -f $(OBJ)
rm -f $(DEP)
rm -f $(ASM)
rm -f $(CI)
rm -f $(TEST_TC)
rm -f $(TEST_TAC)
rm -f $(TEST_OBJ)
rm -f $(TEST_DEP)
rm -f $(TEST_CI)
rm -f $(TEST_GCNO)
rm -f $(TEST_GCDA)
rm -f $(BENCH_BC)
rm -f $(BENCH_BAC)
rm -f $(BENCH_OBJ)
rm -f $(BENCH_DEP)
rm -f $(BENCH_CI)
rm -f $(BENCH_GCNO)
rm -f $(BENCH_GCDA)