# Makefile for building BOINC with MinGW (gcc and gnumake)

# if you want to use install/uninstall targets, set this to the prefix
BOINC_PREFIX ?= /usr/local

# set this for the BOINC sourc directory. This default should work for calling from within lib/ or api/
BOINC_SRC ?= ..

# if MINGW is set, define all used tools based on that
ifdef MINGW
    CC     = $(MINGW)-gcc
    CXX    = $(MINGW)-g++
    AR     = $(MINGW)-ar
    RANLIB = $(MINGW)-ranlib
endif

# headers to install
HEADERS = $(BOINC_SRC)/version.h \
	$(BOINC_SRC)/api/boinc_api.h \
	$(BOINC_SRC)/api/boinc_opencl.h \
	$(BOINC_SRC)/api/graphics2.h \
	$(BOINC_SRC)/lib/app_ipc.h \
	$(BOINC_SRC)/lib/boinc_win.h \
	$(BOINC_SRC)/lib/url.h \
	$(BOINC_SRC)/lib/common_defs.h \
	$(BOINC_SRC)/lib/diagnostics.h \
	$(BOINC_SRC)/lib/diagnostics_win.h \
	$(BOINC_SRC)/lib/error_numbers.h \
	$(BOINC_SRC)/lib/filesys.h \
	$(BOINC_SRC)/lib/hostinfo.h \
	$(BOINC_SRC)/lib/proxy_info.h \
	$(BOINC_SRC)/lib/prefs.h \
	$(BOINC_SRC)/lib/miofile.h \
	$(BOINC_SRC)/lib/mfile.h  \
	$(BOINC_SRC)/lib/parse.h \
	$(BOINC_SRC)/lib/util.h \
	$(BOINC_SRC)/lib/coproc.h \
	$(BOINC_SRC)/lib/cal_boinc.h \
	$(BOINC_SRC)/lib/cl_boinc.h \
	$(BOINC_SRC)/lib/opencl_boinc.h \
	$(BOINC_SRC)/svn_version.h \
	$(BOINC_SRC)/win_build/config.h \
	$(BOINC_SRC)/lib/str_util.h \
	$(BOINC_SRC)/lib/wslinfo.h

ZIP_HEADERS = zip/boinc_zip.h

# objects to compile

API_OBJ = boinc_api.o graphics2_util.o

API_LOBJ = boinc_api.lo graphics2_util.lo

OCL_OBJ = boinc_opencl.o

GPH_OBJ = graphics2.o graphics2_util.o

LIB_OBJ = app_ipc.o \
	base64.o \
	coproc.o \
	diagnostics.o \
	diagnostics_win.o \
	filesys.o \
	hostinfo.o \
	md5.o \
	md5_file.o \
	mem_usage.o \
	mfile.o \
	miofile.o \
	opencl_boinc.o \
	procinfo_win.o \
	procinfo.o \
	proc_control.o \
	parse.o \
	prefs.o \
	proxy_info.o \
	str_util.o \
	shmem.o \
	stackwalker_win.o \
	url.o \
	util.o \
	win_util.o \
	wslinfo.o

ZIP_OBJ = zip/boinc_zip.o \
	zip/api.o \
	zip/apihelp.o \
	zip/crc32.o \
	zip/crypt.o \
	zip/explode.o \
	zip/extract.o \
	zip/fileio.o \
	zip/globals.o \
	zip/inflate.o \
	zip/list.o \
	zip/match.o \
	zip/nt.o \
	zip/process.o \
	zip/ttyio.o \
	zip/unreduce.o \
	zip/unshrink.o \
	zip/unzip.o \
	zip/zipinfo.o \
	zip/deflate.o \
	zip/trees.o \
	zip/util.o \
	zip/win32.o \
	zip/win32_boinc.o \
	zip/win32i64.o \
	zip/win32zip.o \
	zip/z_fileio.o \
	zip/z_globals.o \
	zip/z_nt.o \
	zip/zip.o \
	zip/zipfile.o \
	zip/zipup.o

REGEXP_OBJS = \
	regexp.o \
	regsub.o \
	regerror.o \
	regexp_memory.o \
	regexp_report.o

# libraries to build
API_BIN = libboinc_api.a
API_LIB = libboinc_api.la
OCL_BIN = libboinc_opencl.a
LIB_BIN = libboinc.a
GPH_BIN = libboinc_graphics2.a
ZIP_BIN = libboinc_zip.a

# all objects (for clean target)
OBJ = $(API_OBJ) $(API_LOBJ) $(OCL_OBJ) $(LIB_OBJ) $(GPH_OBJ) $(ZIP_OBJ)

# all libraries (zip not listed anymore)
BIN = $(OCL_BIN) $(LIB_BIN) $(GPH_BIN)

# -gstabs is necessary for MinGWs backtrace to work
#DEBUG = -D__DEBUG__ -gstabs -g3
DEBUG ?= -DNDEBUG 

# where to find headers
INCS = -I"$(BOINC_SRC)" -I"$(BOINC_SRC)/db" -I"$(BOINC_SRC)/lib" -I"$(BOINC_SRC)/api" -I"$(BOINC_SRC)/zip" -I"$(BOINC_SRC)/win_build"


OPTFLAGS = -O3
# various cpp & gcc flags (for both C and C++ mode)
# set NOCYGWIN=-mno-cygwin to build non-Cygwin Windows libs under Cygwin
# -D_WIN32_WINDOWS=0x0410 sets to use Win98 API
WINVERFLAGS = -D_WINDOWS -D_WIN32 -DWIN32 -DWINVER=0x0500 -D_WIN32_WINNT=0x0500 -D_MT
HAVEFLAGS = -DHAVE_STRCASECMP
CCXXFLAGS = $(INCS) $(DEBUG) --include $(BOINC_SRC)/version.h -DEINSTEINATHOME_CROSS_BUILD -DMINGW_WIN32 \
	$(HAVEFLAGS) $(WINVERFLAGS) -DBOINC \
	-DNODB -D_CONSOLE -fexceptions $(OPTFLAGS) $(NOCYGWIN)

# flags for compiling boinc_zip
ZIP_VCPROJ_FLAGS = -DWIN32 -D_LIB -DDLL -D_CRT_SECURE_NO_WARNINGS -DNO_MKTEMP -DUSE_ZIPMAIN -DNO_CRYPT \
	-DIZ_PWLEN=80 -DNO_ASM -DNO_UNICODE_SUPPORT -DNO_MBCS
ZIP_BOINC_RENAMES = \
	-Dinflate=inflate_boinc \
	-Ddeflate=deflate_boinc \
	-Dget_crc_table=get_crc_table_boinc \
	-Dlongest_match=longest_match_boinc \
	-Dinflate_codes=inflate_codes_boinc
ZIP_FLAGS = $(ZIP_VCPROJ_FLAGS) $(ZIP_BOINC_RENAMES) -DUSE_MINGW_GLOBBING -DUSE_STRM_INPUT $(INCS) -O2 $(NOCYGWIN)

# LDFLAGS = -lwinmm 

CFLAGS ?=
CFLAGS += $(CCXXFLAGS)
CXXFLAGS ?=
CXXFLAGS += $(CCXXFLAGS)

# default target
all: $(BIN) $(API_BIN)
all-la: $(BIN) $(API_LIB)

# zip target
.PHONY: boinc_zip
boinc_zip: $(ZIP_BIN)

# The MinGW 64Bit msvcrt library doesn't export __p___mb_cur_max(), so
# we need to hack our own in this case. However this is only needed for
# boinc_zip, which is compiled without Unicode/MBCS support, so a function
# that alway returns 2 (as max character length) should be more than safe.
# The source file is in zip/zip.
ZIP_MINGW64_FIX ?= $(if $(findstring x86_64-w64-mingw32,$(CXX)),zip/__p___mb_cur_max.o,)

.PHONY: wrapper
wrapper: wrapper.exe
wrapper.exe: wrapper.o $(REGEXP_OBJS) $(API_BIN) $(LIB_BIN) $(ZIP_BIN) $(ZIP_MINGW64_FIX)
	 $(CXX) $(CPPFLAGS) $(CXXFLAGS) -o $@ $^ -lpsapi

# set to the target tools when cross-compiling
RANLIB ?= ranlib
LIBTOOL ?= $(BOINC_SRC)/libtool

# rules for the indivisual libraries
$(API_LIB): $(API_LOBJ)
	$(LIBTOOL) --mode=link --tag=CXX $(CXX) -all-static $(DEBUG) $(LDFLAGS) -O -o $@ $(API_LOBJ) -lboinc -lpsapi -rpath $(BOINC_PREFIX)/lib
$(API_BIN): $(API_OBJ)
	$(AR) rc $@ $^
$(OCL_BIN): $(OCL_OBJ)
	$(AR) rc $@ $^
$(LIB_BIN): $(LIB_OBJ)
	$(AR) rc $@ $^
$(GPH_BIN): $(GPH_OBJ)
	$(AR) rc $@ $^
$(ZIP_BIN): zip $(ZIP_OBJ)
	$(AR) rc $@ $(ZIP_OBJ)

# standard BOINC code - .C and .cpp versions
%.o: $(BOINC_SRC)/api/%.C
	$(CXX) -c $< -o $@ $(CPPFLAGS) $(CXXFLAGS)
%.o: $(BOINC_SRC)/lib/%.C
	$(CXX) -c $< -o $@ $(CPPFLAGS) $(CXXFLAGS)
%.o: $(BOINC_SRC)/api/%.cpp
	$(CXX) -c $< -o $@ $(CPPFLAGS) $(CXXFLAGS)
%.o: $(BOINC_SRC)/lib/%.cpp
	$(CXX) -c $< -o $@ $(CPPFLAGS) $(CXXFLAGS)

# libtool libboinc_api
%.lo: $(BOINC_SRC)/api/%.cpp
	$(LIBTOOL) --mode=compile --tag=CXX $(CXX) -c $< -o $@ $(CPPFLAGS) $(CXXFLAGS)
%.lo: $(BOINC_SRC)/lib/%.cpp
	$(LIBTOOL) --mode=compile --tag=CXX $(CXX) -c $< -o $@ $(CPPFLAGS) $(CXXFLAGS)

# for the wrapper
wrapper.o: $(BOINC_SRC)/samples/wrapper/wrapper.cpp
	$(CXX) -c $< -o $@ $(CPPFLAGS) $(CXXFLAGS)
%.o: $(BOINC_SRC)/samples/wrapper/%.c
	$(CC) -c $< -o $@ $(CPPFLAGS) $(CFLAGS)

# for boinc_zip. Don't change the order!
zip:
	mkdir -p $@
zip/%.o: $(BOINC_SRC)/zip/%.cpp
	$(CXX) -c $< -o $@ $(ZIP_FLAGS)
zip/%.o: $(BOINC_SRC)/zip/unzip/win32/%.c
	$(CC) -c $< -o $@ $(ZIP_FLAGS)
zip/%.o: $(BOINC_SRC)/zip/unzip/%.c
	$(CC) -c $< -o $@ $(ZIP_FLAGS)
zip/%.o: $(BOINC_SRC)/zip/zip/win32/%.c
	$(CC) -c $< -o $@ $(ZIP_FLAGS)
zip/%.o: $(BOINC_SRC)/zip/zip/%.c
	$(CC) -c $< -o $@ $(ZIP_FLAGS)
zip/z_util.o: $(BOINC_SRC)/zip/zip/util.c
	$(CC) -c $< -o $@ $(ZIP_FLAGS)

$(BOINC_SRC)/svn_version.h:
	cd $(BOINC_SRC) && sh ./generate_svn_version.sh

# additional targets

install: $(BIN) $(API_BIN) $(HEADERS)
	mkdir -p $(BOINC_PREFIX)/include/boinc $(BOINC_PREFIX)/lib
	cp $(HEADERS) $(BOINC_PREFIX)/include/boinc
	$(RANLIB) $(BIN) $(API_BIN)
	cp $(BIN) $(API_BIN) $(BOINC_PREFIX)/lib

install-la: $(BIN) $(API_LIB) $(HEADERS)
	mkdir -p $(BOINC_PREFIX)/include/boinc $(BOINC_PREFIX)/lib
	cp $(HEADERS) $(BOINC_PREFIX)/include/boinc
	$(RANLIB) $(BIN)
	cp $(BIN) $(BOINC_PREFIX)/lib
	$(LIBTOOL) --mode=install cp $(API_LIB) $(BOINC_PREFIX)/lib

install-zip: $(ZIP_BIN) $(ZIP_HEADERS)
	mkdir -p $(BOINC_PREFIX)/include/ $(BOINC_PREFIX)/lib
	cp $(ZIP_HEADERS) $(BOINC_PREFIX)/include/
	$(RANLIB) $(ZIP_BIN)
	cp $(ZIP_BIN) $(BOINC_PREFIX)/lib

uninstall:
	${RM} -rf $(BOINC_PREFIX)/include/boinc
	( cd $(BOINC_PREFIX)/lib && $(RM) -f $(BIN) $(API_BIN) $(API_LIB) || exit 0 )

clean:
	${RM} -rf *.o $(BIN) $(API_BIN) $(API_LIB) $(OCL_BIN) $(LIB_BIN) $(GPH_BIN) .libs $(ZIP_BIN) zip $(REGEXP_OBJS) wrapper.o wrapper.exe