165 lines
4.2 KiB
Makefile
165 lines
4.2 KiB
Makefile
# Makefile - GNU make only.
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#
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# Copyright (C) 2021-2023 Bruno Raoult ("br")
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# Licensed under the GNU General Public License v3.0 or later.
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# Some rights reserved. See COPYING.
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#
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# You should have received a copy of the GNU General Public License along with this
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# program. If not, see <https://www.gnu.org/licenses/gpl-3.0-standalone.html>.
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#
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# SPDX-License-Identifier: GPL-3.0-or-later <https://spdx.org/licenses/GPL-3.0-or-later.html>
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#
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SHELL := /bin/bash
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CC := gcc
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BEAR := bear
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CCLSFILE := compile_commands.json
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DEPFILE := make.deps
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BINDIR := ./bin
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SRCDIR := ./src
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OBJDIR := ./obj
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INCDIR := ./include
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LIBDIR := ./lib
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LIBSRCDIR := ./libsrc
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LDFLAGS := -L$(LIBDIR)
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LIB := br_$(shell uname -m)
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SLIB := $(LIBDIR)/lib$(LIB).a
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DLIB := $(LIBDIR)/lib$(LIB).so
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LIBSRC := $(wildcard $(LIBSRCDIR)/*.c)
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LIBOBJ := $(patsubst %.c,%.o,$(LIBSRC))
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SRC := $(wildcard $(SRCDIR)/*.c)
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INC := $(wildcard $(SRCDIR)/*.h)
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SRC_S := $(notdir $(SRC))
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.SECONDEXPANSION:
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OBJ=$(addprefix $(OBJDIR)/,$(SRC_S:.c=.o))
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BIN=fen piece move eval brchess
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LIBS = -l$(LIB) -lreadline -lncurses
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CFLAGS += -std=gnu11
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#CFLAGS += -O2
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CFLAGS += -g
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CFLAGS += -Wall
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CFLAGS += -Wextra
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CFLAGS += -march=native
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CFLAGS += -Wmissing-declarations
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##################################### DEBUG flags
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CFLAGS += -DDEBUG # global
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CFLAGS += -DDEBUG_DEBUG # enable log() functions
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CFLAGS += -DDEBUG_POOL # memory pools management
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CFLAGS += -DDEBUG_FEN # FEN decoding
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CFLAGS += -DDEBUG_MOVE # move generation
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CFLAGS += -DDEBUG_EVAL # eval functions
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CFLAGS += -DDEBUG_PIECE # piece list management
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#CFLAGS += -DDEBUG_BITS # bits functions (take care !)
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#CFLAGS += -DDEBUG_EVAL # sleep 1 sec within main loop (SIGINTR test)
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#CFLAGS += -DDEBUG_EVAL2 # eval 2
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#CFLAGS += -DDEBUG_EVAL3 # eval 3
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#CFLAGS += -DDEBUG_MEM # malloc
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##################################### General targets
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.PHONY: compile cflags all clean
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compile: lib $(OBJ) $(BIN)
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cflags:
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@echo CFLAGS used: $(CFLAGS)
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all: clean compile
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clean:
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rm -rf $(OBJ) core $(BIN)
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##################################### Generate and include dependencies
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.PHONY: deps cleandeps $(DEPFILE)
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cleandeps:
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rm -f $(DEPFILE)
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deps: $(DEPFILE)
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$(DEPFILE): $(SRC) $(INC)
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@echo generating dependancies.
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$(CC) -MM -MF $(DEPFILE) -I $(INCDIR) $(SRC)
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#cp $@ $@.sav
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sed -i "s|\(.*\.o\):|${OBJDIR}/\0:|" $@
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include $(DEPFILE)
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##################################### objects
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.PHONY: obj
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obj: $(OBJ)
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#$(OBJ): $(OBJDIR)/%.o: $(SRCDIR)/%.c
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# @mkdir -p $(@D)
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# $(CC) -c $(CFLAGS) -o $@ $<
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$(OBJDIR)/%.o: $(SRCDIR)/%.c
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echo SRC_S=$(SRC_S)
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echo O=$(OBJ)
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mkdir -p $(@D)
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@echo compiling A=$@ I=$<
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$(CC) -c $(CFLAGS) -I $(INCDIR) -o $@ $<
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##################################### binaries
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#fen: CFLAGS+=-DBIN_$$@
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#$(BIN): $$(subst $(OBJDIR)/$$@.o,,$(OBJ)) $(SRCDIR)/$$@.c
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# @echo compiling $@.
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# @$(CC) -DBIN_$@ $(CFLAGS) $^ $(LIBS) -o $@
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# TODO: find a better dependancy graph
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$(BIN): $$(subst $(OBJDIR)/$$@.o,,$(OBJ)) $(SRCDIR)/$$@.c
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@echo compiling $@.
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@echo NEED_TO_CHANGE_THIS=$^
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$(CC) -DBIN_$@ $(CFLAGS) -I $(INCDIR) $^ $(LDFLAGS) $(LIBS) -o $@
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#pool: CFLAGS+=-DPOOLBIN
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#pool: $$(subst $(OBJDIR)/$$@.o,,$(OBJ)) $(SRCDIR)/$$@.c
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# $(CC) $(CFLAGS) $^ -o $@
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# piece: CFLAGS+=-DPIECEBIN
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# piece: $$(subst $(OBJDIR)/$$@.o,,$(OBJ)) $(SRCDIR)/$$@.c
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# $(CC) $(CFLAGS) $^ -o $@
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# move: CFLAGS+=-DMOVEBIN
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# move: $$(subst $(OBJDIR)/$$@.o,,$(OBJ)) $(SRCDIR)/$$@.c
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# $(CC) $(CFLAGS) $^ -o $@
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# debug: CFLAGS+=-DDEBUGBIN
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# debug: $$(subst $(OBJDIR)/$$@.o,,$(OBJ)) $(SRCDIR)/$$@.c
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# $(CC) $(CFLAGS) $^ -o $@
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#.PHONY: bits
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#bits2: src/bits.c
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# $(CC) $(CFLAGS) -S $^ -o $@.s
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# $(CC) $(CFLAGS) $^ -o $@
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##################################### br library
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.PHONY: cleanlib lib
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cleanlib: clean
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@$(RM) -f $(SLIB) $(DLIB) $(LIBOBJ)
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lib: $(DLIB) $(SLIB)
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$(SLIB): $(LIBOBJ)
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@echo building $@ static library.
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@mkdir -p $(LIBDIR)
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@$(AR) $(ARFLAGS) -o $@ $^
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$(DLIB): CFLAGS += -fPIC
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$(DLIB): LDFLAGS += -shared
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$(DLIB): $(LIBOBJ)
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@echo building $@ shared library.
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@mkdir -p $(LIBDIR)
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@$(CC) $(LDFLAGS) $^ -o $@
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.c.o:
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@echo compiling $<.
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@$(CC) -c $(CFLAGS) $(LDFLAGS) -I $(INCDIR) -o $@ $<
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