Makefile

# libdimfold — Lossless Dimensional Folding with Fermat Bridge
# Copyright (c) 2026 Christian Kilpatrick. MIT License.

CC      ?= gcc
AR      ?= ar
CFLAGS  ?= -O2 -Wall -Wextra -Wpedantic -std=c11
LDFLAGS ?=
LDLIBS  := -lm

PREFIX  ?= /usr/local

SRC     := dimfold.c
OBJ     := dimfold.o
LIB_A   := libdimfold.a
LIB_SO  := libdimfold.so
HEADER  := dimfold.h
BOOST_H := dimfold_boost.h

EXAMPLE := example
BENCH   := bench
CLI     := dimfold-cli
ACCEL   := em-accel

.PHONY: all clean install uninstall test example bench cli accel

all: $(LIB_A) $(LIB_SO) cli accel

$(OBJ): $(SRC) $(HEADER)
	$(CC) $(CFLAGS) -fPIC -c $(SRC) -o $(OBJ)

$(LIB_A): $(OBJ)
	$(AR) rcs $(LIB_A) $(OBJ)

$(LIB_SO): $(OBJ)
	$(CC) -shared -o $(LIB_SO) $(OBJ) $(LDLIBS)

example: $(LIB_A) example.c
	$(CC) $(CFLAGS) example.c -o example -L. -ldimfold $(LDLIBS)

bench: $(LIB_A) bench.c
	$(CC) $(CFLAGS) bench.c -o bench -L. -ldimfold $(LDLIBS)

cli: $(LIB_A) dimfold-cli.c
	$(CC) $(CFLAGS) dimfold-cli.c -o dimfold-cli -L. -ldimfold $(LDLIBS)

accel: em-accel.c
	$(CC) $(CFLAGS) em-accel.c -o em-accel $(LDLIBS)

test: example
	@echo "=== Running example/test ==="
	@./example
	@echo ""
	@echo "=== All tests passed ==="

clean:
	rm -f $(OBJ) $(LIB_A) $(LIB_SO) example bench

install: $(LIB_A) $(LIB_SO) cli accel
	install -d $(PREFIX)/lib $(PREFIX)/include $(PREFIX)/bin
	install -m 644 $(LIB_A)  $(PREFIX)/lib/
	install -m 755 $(LIB_SO) $(PREFIX)/lib/
	install -m 644 $(HEADER)  $(PREFIX)/include/
	install -m 644 $(BOOST_H) $(PREFIX)/include/
	install -m 755 dimfold-cli $(PREFIX)/bin/
	install -m 755 em-accel    $(PREFIX)/bin/
	@echo "Installed to $(PREFIX)"

uninstall:
	rm -f $(PREFIX)/lib/$(LIB_A) $(PREFIX)/lib/$(LIB_SO)
	rm -f $(PREFIX)/include/$(HEADER) $(PREFIX)/include/$(BOOST_H)
	rm -f $(PREFIX)/bin/dimfold-cli $(PREFIX)/bin/em-accel