# Copyright (c) 2015, Louis P. Santillan <lpsantil@gmail.com></lpsantil@gmail.com>

# All rights reserved.

# See LICENSE for licensing details.

DESTDIR ?= /opt/local

# Pulled the code below from lib/Makefile.  Might be nicer to derive this somehow without sed

# Version numbers

VERSION ?= 129

RELEASE ?= r$(VERSION)

LIBVER_MAJOR=$(shell sed -n '/define LZ4_VERSION_MAJOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < lib/lz4.h)

LIBVER_MINOR=$(shell sed -n '/define LZ4_VERSION_MINOR/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < lib/lz4.h)

LIBVER_PATCH=$(shell sed -n '/define LZ4_VERSION_RELEASE/s/.*[[:blank:]]\([0-9][0-9]*\).*/\1/p' < lib/lz4.h)

LIBVER=$(LIBVER_MAJOR).$(LIBVER_MINOR).$(LIBVER_PATCH)

######################################################################

CROSS ?= i586-pc-msdosdjgpp

CC = $(CROSS)-gcc

AR = $(CROSS)-ar

LD = $(CROSS)-gcc

CFLAGS ?= -O3 -std=gnu99 -Wall -Wextra -Wundef -Wshadow -Wcast-qual -Wcast-align -Wstrict-prototypes -pedantic -DLZ4_VERSION=\"$(RELEASE)\"

LDFLAGS ?= -s

SRC = programs/bench.c programs/lz4io.c programs/lz4cli.c

OBJ = $(SRC:.c=.o)

SDEPS = $(SRC:.c=.d)

IDIR = lib

EDIR = .

EXE = lz4.exe

LNK = lz4

LDIR = lib

LSRC = lib/lz4.c lib/lz4hc.c lib/lz4frame.c lib/xxhash.c

INC = $(LSRC:.c=.h)

LOBJ = $(LSRC:.c=.o)

LSDEPS = $(LSRC:.c=.d)

LIB = $(LDIR)/lib$(LNK).a

# Since LDFLAGS defaults to "-s", probably better to override unless

# you have a default you would like to maintain

ifeq ($(WITH_DEBUG), 1)

	CFLAGS += -g

	LDFLAGS += -g

endif

# Since LDFLAGS defaults to "-s", probably better to override unless

# you have a default you would like to maintain

ifeq ($(WITH_PROFILING), 1)

	CFLAGS += -pg

	LDFLAGS += -pg

endif

%.o: %.c $(INC) Makefile

	$(CC) $(CFLAGS) -MMD -MP -I$(IDIR) -c $< -o $@

%.exe: %.o $(LIB) Makefile

	$(LD) $< -L$(LDIR) -l$(LNK) $(LDFLAGS) $(LIBDEP) -o $@

######################################################################

######################## DO NOT MODIFY BELOW #########################

######################################################################

.PHONY: all install uninstall showconfig gstat gpush

all: $(LIB) $(EXE)

$(LIB): $(LOBJ)

	$(AR) -rcs $@ $^

$(EXE): $(LOBJ) $(OBJ)

	$(LD) $(LDFLAGS) $(LOBJ) $(OBJ) -o $(EDIR)/$@

clean:

	rm -f $(OBJ) $(EXE) $(LOBJ) $(LIB) *.tmp $(SDEPS) $(LSDEPS) $(TSDEPS)

install: $(INC) $(LIB) $(EXE)

	mkdir -p $(DESTDIR)/bin $(DESTDIR)/include $(DESTDIR)/lib

	rm -f .footprint

	echo $(DESTDIR)/bin/$(EXE) >> .footprint

	cp -v $(EXE) $(DESTDIR)/bin/

	@for T in $(LIB); \

	do ( \

		echo $(DESTDIR)/$$T >> .footprint; \

		cp -v --parents $$T $(DESTDIR) \

	); done

	@for T in $(INC); \

	do ( \

		echo $(DESTDIR)/include/`basename -a $$T` >> .footprint; \

		cp -v $$T $(DESTDIR)/include/ \

	); done

uninstall: .footprint

	@for T in $(shell cat .footprint); do rm -v $$T; done

-include $(SDEPS) $(LSDEPS)

showconfig:

	@echo "PWD="$(PWD)

	@echo "VERSION="$(VERSION)

	@echo "RELEASE="$(RELEASE)

	@echo "LIBVER_MAJOR="$(LIBVER_MAJOR)

	@echo "LIBVER_MINOR="$(LIBVER_MINOR)

	@echo "LIBVER_PATCH="$(LIBVER_PATCH)

	@echo "LIBVER="$(LIBVER)

	@echo "CROSS="$(CROSS)

	@echo "CC="$(CC)

	@echo "AR="$(AR)

	@echo "LD="$(LD)

	@echo "DESTDIR="$(DESTDIR)

	@echo "CFLAGS="$(CFLAGS)

	@echo "LDFLAGS="$(LDFLAGS)

	@echo "SRC="$(SRC)

	@echo "OBJ="$(OBJ)

	@echo "IDIR="$(IDIR)

	@echo "INC="$(INC)

	@echo "EDIR="$(EDIR)

	@echo "EXE="$(EXE)

	@echo "LDIR="$(LDIR)

	@echo "LSRC="$(LSRC)

	@echo "LOBJ="$(LOBJ)

	@echo "LNK="$(LNK)

	@echo "LIB="$(LIB)

	@echo "SDEPS="$(SDEPS)

	@echo "LSDEPS="$(LSDEPS)

gstat:

	git status

gpush:

	git commit

	git push