Makefile

CC      = clang-19
CFLAGS  = -O2 -Wall -Wextra
LDFLAGS = -lm
PREFIX  = /usr/local

# Detect readline availability early so -DHAVE_READLINE is used
# during compilation of .o files, not just at link time.
HAVE_RL := $(shell pkg-config --exists readline 2>/dev/null && echo 1 || ( [ -f /usr/include/readline/readline.h ] && echo 1 || echo 0 ))
ifeq ($(HAVE_RL),1)
  CFLAGS  += -DHAVE_READLINE
  RL_LIBS := $(shell pkg-config --libs readline 2>/dev/null || echo -lreadline)
  LDFLAGS += $(RL_LIBS)
endif

BINARY       = brackets-code
SOURCE       = brackets-code.c
DSL          = dsl.c
EMBED        = embed.c
LEARN        = learn.c
TRANSFORMER  = tiny_transformer.c
PATTERNS     = code_patterns.c
TRAIN_TOOL   = train_tiny.c
HEADER       = brackets-code.h
DSL_H        = dsl.h
TT_H         = tiny_transformer.h
CP_H         = code_patterns.h
SYNONYM      = synonyms.txt
MANPAGE      = brackets-code.1
TEST_SH      = tests/run_tests.sh
MODEL_FILE   = tiny_model.tiny

.PHONY: all test clean install uninstall dist lint check unit-test train predict

all: $(BINARY)

%.o: %.c $(HEADER)
	$(CC) $(CFLAGS) -c -o $@ $<

dsl.o: dsl.c $(HEADER) $(DSL_H)
	$(CC) $(CFLAGS) -c -o $@ $<

tiny_transformer.o: tiny_transformer.c $(TT_H)
	$(CC) $(CFLAGS) -c -o $@ $<

code_patterns.o: code_patterns.c $(HEADER) $(TT_H) $(CP_H)
	$(CC) $(CFLAGS) -c -o $@ $<

# embed.o and learn.o compile clean with -Wall -Wextra

$(BINARY): $(SOURCE:.c=.o) $(DSL:.c=.o) $(EMBED:.c=.o) $(LEARN:.c=.o) $(TRANSFORMER:.c=.o) $(PATTERNS:.c=.o)
	@if [ "$(HAVE_RL)" = "1" ]; then \
		echo "  readline found, enabling interactive history"; \
	else \
		echo "  readline not found, using plain fgets"; \
	fi
	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)

# Training tool
train_tiny: $(TRAIN_TOOL:.c=.o) $(TRANSFORMER:.c=.o)
	$(CC) $(CFLAGS) -o $@ $^ $(LDFLAGS)

# Train the tiny transformer on DSL data
train: train_tiny
	./train_tiny --dsl-dir dsl --model $(MODEL_FILE) --epochs 50 --lr 0.01

# Quick prediction test
predict: $(BINARY)
	./train_tiny --model $(MODEL_FILE) --predict "$(PROMPT)"

# Static analysis
lint: $(SOURCE)
	@which cppcheck >/dev/null 2>&1 && cppcheck --enable=all --inconclusive --suppress=missingIncludeSystem $(SOURCE) 2>&1 || echo "cppcheck not found, skipping"
	@which flawfinder >/dev/null 2>&1 && flawfinder $(SOURCE) 2>&1 || echo "flawfinder not found, skipping"

# Check for common issues
check: $(SOURCE)
	@echo "=== Checking for unsafe functions ==="
	@! grep -En 'sprintf\(|strcpy\(|strcat\(' $(SOURCE) || echo "WARNING: unsafe functions found"
	@echo "=== Checking for goto ==="
	@! grep -En 'goto ' $(SOURCE) | grep -Ev '//|#|fprintf|printf' || echo "WARNING: goto found"
	@echo "=== Checking global non-static functions ==="
	@grep -En '^int |^void |^char |^float |^const.*\*' $(SOURCE) | grep -Ev 'static |main|//|/\*|#define|typedef|struct ' || echo "OK"
	@echo "=== Done ==="

test: $(BINARY)
	@if [ -x "$(TEST_SH)" ]; then \
		$(TEST_SH); \
	else \
		echo "Test suite not found at $(TEST_SH)"; exit 1; \
	fi

unit-test: $(BINARY)
	@echo "Building unit tests..."
	$(CC) $(CFLAGS) -c -o tests/brackets-code-nomain.o -DTEST_MODE $(SOURCE)
	$(CC) $(CFLAGS) -o tests/test_unit tests/test_unit.c tests/brackets-code-nomain.o $(DSL:.c=.o) $(EMBED:.c=.o) $(LEARN:.c=.o) $(LDFLAGS)
	@echo "Running unit tests..."
	@tests/test_unit

clean:
	rm -f $(BINARY) train_tiny
	rm -f ./*.l1com ./*.l1asm ./*.l1dbg ./*.l1obj
	rm -f tests/saved-failures/*.l1com tests/saved-failures/*_pp.l1com
	rm -f ./*.o tests/*.o
	rm -f $(MODEL_FILE)

install: $(BINARY) $(SYNONYM) $(MANPAGE) $(HEADER) $(DSL_H)
	install -d $(DESTDIR)$(PREFIX)/bin
	install -d $(DESTDIR)$(PREFIX)/share/brackets-code
	install -d $(DESTDIR)$(PREFIX)/share/brackets-code/dsl
	install -d $(DESTDIR)$(PREFIX)/share/man/man1
	install -m 755 $(BINARY) $(DESTDIR)$(PREFIX)/bin/$(BINARY)
	install -m 644 $(SYNONYM) $(DESTDIR)$(PREFIX)/share/brackets-code/$(SYNONYM)
	install -m 644 $(HEADER) $(DESTDIR)$(PREFIX)/share/brackets-code/$(HEADER)
	install -m 644 $(DSL_H) $(DESTDIR)$(PREFIX)/share/brackets-code/$(DSL_H)
	install -m 644 dsl/*.l1dsl $(DESTDIR)$(PREFIX)/share/brackets-code/dsl/
	install -m 644 $(MANPAGE) $(DESTDIR)$(PREFIX)/share/man/man1/$(MANPAGE)

uninstall:
	rm -f $(DESTDIR)$(PREFIX)/bin/$(BINARY)
	rm -f $(DESTDIR)$(PREFIX)/share/brackets-code/$(SYNONYM)
	rm -f $(DESTDIR)$(PREFIX)/share/brackets-code/$(HEADER)
	rm -f $(DESTDIR)$(PREFIX)/share/brackets-code/$(DSL_H)
	rm -rf $(DESTDIR)$(PREFIX)/share/brackets-code/dsl
	rm -f $(DESTDIR)$(PREFIX)/share/man/man1/$(MANPAGE)

# Source distribution tarball
dist:
	@VERSION="$$(grep 'VERSION_TXT' $(SOURCE) | cut -d'"' -f2)"; \
	tardir="brackets-code-$$VERSION"; \
	mkdir -p /tmp/$$tardir; \
	cp $(SOURCE) $(DSL) $(EMBED) $(LEARN) $(TRANSFORMER) $(TRAIN_TOOL) \
	   $(HEADER) $(DSL_H) $(TT_H) $(SYNONYM) $(MANPAGE) Makefile README.md memory.txt /tmp/$$tardir/; \
	cp -r tests l1vm-example-code dsl /tmp/$$tardir/; \
	cd /tmp && tar czf brackets-code-$$VERSION.tar.gz $$tardir; \
	echo "Created /tmp/brackets-code-$$VERSION.tar.gz"