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Makefile
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Makefile
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# call make w/ one of the following defined for cross compilation:
#CROSS := i686 LINK_TYPE will be static or shared
#CROSS := x86_64
BFDHEAD := elf64-x86-64
ifneq ($(CROSS),)
FULLCROSS := $(CROSS)-w64-mingw32.$(LINK_TYPE)-
EXE_PFX := wine
EXE_SFX := _$(CROSS)-w64-mingw32.$(LINK_TYPE).exe
RELEASE_DIR := true
ifeq ($(CROSS), i686)
BFDHEAD := pei-i386
else
BFDHEAD := pei-x86-64
endif
OTHERFLAGS := -fpermissive -mwindows
endif
CC=$(FULLCROSS)gcc
LD=$(FULLCROSS)ld
AR=$(FULLCROSS)ar
PKG_CONFIG=$(FULLCROSS)pkg-config
CXX := $(FULLCROSS)g++
CPPSTANDARD:= -std=c++17
OBJCPY := $(LD) -r -b binary
RSCCPY := $(FULLCROSS)windres -O coff
REL := rel
DBG := dbg
BIN := bin
SRC := src
INC := inc
RSC := rsc
CWD := $(PWD)
# ACT_ONS are the roots of the directory trees with all the files that MAKE will act on
ACT_ONS := $(SRC) $(RSC)
ifneq (,$(RELEASE_DIR))
BLD := $(BIN)/$(REL)
else
BLD := $(BIN)/$(DBG)
DEBUGFLAG := -ggdb
endif
CXX_FLAGS := $(CPPSTANDARD) $(OTHERFLAGS) $(DEBUGFLAG)
CFLAGS := $(shell $(PKG_CONFIG) gtkmm-3.0 --cflags)
LIBRARIES := $(shell $(PKG_CONFIG) gtkmm-3.0 epoxy glu --libs)
# -lcuda library for parallel processing
# glx epoxy opengl gl glew sdl2 glu
#the executable is the name of the current working directory + the suffix:
EXE := $(notdir $(CWD))$(EXE_SFX)
ICONFILE := $(CWD)/share/icons/small.ico
USETERMINAL := false
LOGFILE := $(CWD)/log.txt
DIRFILE := $(CWD)/dir.txt
#updating base directory structure:
BDIRS := $(BIN) $(SRC) $(RSC) $(INC) $(BIN)/$(DBG) $(BIN)/$(REL)
BD_CHK := $(foreach BD, $(BDIRS), [$(shell [ -d $(BD) ] && echo $(BD)_exists || mkdir $(BD) -pv )])
BD_ADDS:= $(filter-out %_exists], $(BD_CHK))
ifneq (,$(BD_ADDS))
BUFF := $(file >> $(DIRFILE),[directories created=$(BD_ADDS)])
endif
#updating directory structure in build subdirectory:
ODIRS := $(shell find -type d)
ODIRS := $(ODIRS:./.%=) #like pattern substitution $(v:a=b) replaces all a w/ b
ODIRS := $(ODIRS:./%=%)
ODIRS := $(ODIRS:.=)
ODIRS := $(foreach OD, $(ACT_ONS), $(filter $(OD)%, $(ODIRS)))
ODIRS := $(addprefix $(BLD)/, $(ODIRS))
ADIRS := $(shell find $(BLD) -type d)
ADIRS := $(ADIRS:$(BLD)=)
ADIRS := $(filter-out $(ODIRS), $(ADIRS))
ADIRS := $(strip $(ADIRS))
MD_RES := $(foreach OD, $(ODIRS), [$(shell [ -d $(OD) ] && echo $(OD)_PRESENT || mkdir $(OD) -pv )])
BR_ADDS:= $(filter-out %_PRESENT],$(MD_RES))
ifneq (,$(BR_ADDS))
BUFF := $(file >> $(DIRFILE),[added branches=$(BR_ADDS)])
endif
RF_RES := $(foreach AD, $(ADIRS), [$(shell $(RM) -v `find $(AD) -type f`)])
RD_RES := $(foreach AD, $(ADIRS),[$(shell rmdir $(AD) -pv 2>&1 | sed 's/^rmdir: failed to remove .*: Directory not empty$$/ - failed/g')])
ifneq (,$(ADIRS))
BUFF := $(file >> $(DIRFILE),[trees to prune=$(ADIRS)] - [files deleted=$(RF_RES)] - [directories removed=$(RD_RES)])
endif
#initializing include directories:
IDIRS := $(shell find $(INC) -type d)
IDIRS := $(addprefix -I, $(IDIRS))
#derived file variables:
allinBIN := $(shell find $(BIN) -type f) #$(wildcard $(BIN)/$(DBG)/*) $(wildcard $(BIN)/$(REL)/*)
allinBLD := $(shell find $(BLD) -type f)
allinRSC := $(shell find $(RSC) -type f)
allinSRC := $(shell find $(SRC) -type f)
SRCS := $(filter %.cpp, $(allinSRC))
DEPS := $(filter %.d, $(allinBLD))
DEPS := $(filter $(addprefix $(BLD)/, $(addsuffix .d, $(SRCS))), $(DEPS))
DEL_BLD := $(filter-out $(DEPS:%.d=%.o), $(filter $(BLD)/$(SRC)/%.o, $(allinBLD)))
OBJS := $(addprefix $(BLD)/, $(addsuffix .o, $(SRCS)))
OBJS += $(addprefix $(BLD)/, $(addsuffix .o, $(allinRSC)))
DEL_BLD += $(filter-out $(BLD)/$(EXE), $(filter-out $(DEPS), $(filter-out $(OBJS), $(allinBLD))))
RUN_DT := $(EXE).desktop
RUN_SH := $(EXE).sh
.PHONY: all
all: logsetup compile
@echo all completed >> $(LOGFILE)
.PHONY: run
run: all
$(EXE_PFX)./$(BLD)/$(EXE)
@echo run completed >> $(LOGFILE)
.PHONY: compile
compile: prepbld make_exe
@printf \# > $(RUN_DT)
@echo !/usr/bin/env xdg-open >> $(RUN_DT)
@echo [Desktop Entry] >> $(RUN_DT)
@echo Name=Run $(EXE) >> $(RUN_DT)
@echo Comment=A Nemo Work-around >> $(RUN_DT)
@echo Exec=$(CWD)/$(EXE).sh >> $(RUN_DT)
@echo Icon=$(ICONFILE) >> $(RUN_DT)
@echo Terminal=$(USETERMINAL) >> $(RUN_DT)
@echo Type=Application >> $(RUN_DT)
@printf \# > $(RUN_SH)
@echo !/bin/bash >> $(RUN_SH)
@echo cd $(CWD) >> $(RUN_SH)
@echo $(EXE_PFX)./$(BLD)/$(EXE) >> $(RUN_SH)
@echo echo \"Press 'Enter' To Exit\" >> $(RUN_SH)
@echo read extKey >> $(RUN_SH)
@chmod a+x $(EXE).*
@echo compile completed >> $(LOGFILE)
.PHONY: clean
clean:
@$(RM) $(allinBIN)
@echo deleted $(words $(allinBIN)) files [$(allinBIN)] >> $(LOGFILE)
PHONY: prepbld
prepbld:
@$(RM) $(DEL_BLD)
@echo deleted $(words $(DEL_BLD)) build files [$(DEL_BLD)] >> $(LOGFILE)
.PHONY: make_exe
make_exe: $(BLD)/$(EXE)
@echo make_exe completed >> $(LOGFILE)
$(BLD)/$(EXE): $(OBJS)
@$(CXX) $^ -o $@ $(LIBRARIES)
@chmod a+x $(BLD)/$(EXE)
@echo linked all objects into $@ >> $(LOGFILE)
$(BLD)/$(RSC)/%.o: $(RSC)/%
@if [ $(suffix $<) = ".rc" ]; then \
$(RSCCPY) $< $@ ; \
else \
$(OBJCPY) $< -o $@ ; fi ;
@echo resource $< made into object $@ >> $(LOGFILE) ;
$(BLD)/$(SRC)/%.o: $(SRC)/%
@$(CXX) $(IDIRS) $< -MM -MT '$@' -MF $(subst .o,.d,$@)
@#removing source file from depends file (sed script w/out slash & w/ double quotes for variable expansion):
@sed -i "s| $<||g" $(subst .o,.d,$@)
@$(CXX) $(CXX_FLAGS) $(IDIRS) $(CFLAGS) -c $< -o $@
@echo new object + depend file compiled [$@ + .d] due to [$?] >> $(LOGFILE)
.PHONY: logsetup
logsetup:
@echo BUILD LOG `date` > $(LOGFILE)
@echo -----\>Cross Compile Variables: >> $(LOGFILE)
@echo [FULLCROSS=$(FULLCROSS)] - [BFDHEAD=$(BFDHEAD)] - [LINK_TYPE=$(LINK_TYPE)] >> $(LOGFILE)
@echo -----\>User Variables: >> $(LOGFILE)
@echo [RELEASE_DIR=$(RELEASE_DIR)] - [MAKECMDGOALS=$(MAKECMDGOALS)] - [MAKE_RESTARTS=$(MAKE_RESTARTS)] [MAKEFILE_LIST=$(MAKEFILE_LIST)] >> $(LOGFILE)
@echo [necessary build directories=$(ODIRS)] - [checks=$(MD_RES)] >> $(LOGFILE)
@if [ -f $(DIRFILE) ]; then \
echo -------\>UPDATED THESE FILES AND DIRECTORIES: >> $(LOGFILE) ; \
cat $(DIRFILE) >> $(LOGFILE) ; \
$(RM) $(DIRFILE) ; fi ;
@echo [CXX=$(CXX)] - [CXX_FLAGS=$(CXX_FLAGS)] >> $(LOGFILE)
@echo [BIN=$(BIN)] - [BLD=$(BLD)] - [SRC=$(SRC)] >> $(LOGFILE)
@echo [INC=$(INC)] - [IDIRS=$(IDIRS)] - [DBG=$(DBG)] - [REL=$(REL)] >> $(LOGFILE)
@echo [RSC=$(RSC)] - [CWD=$(CWD)] >> $(LOGFILE)
@echo [CFLAGS=$(CFLAGS)] >> $(LOGFILE)
@echo [EXE=$(EXE)] - [ICONFILE=$(ICONFILE)] >> $(LOGFILE)
@echo [LIBRARIES=$(LIBRARIES)] >> $(LOGFILE)
@echo [USETERMINAL=$(USETERMINAL)] - [LOGFILE=$(LOGFILE)] >> $(LOGFILE)
@echo [DEBUGFLAG=$(DEBUGFLAG)] >> $(LOGFILE)
@echo -----\>Calculated/Environmental Variables: >> $(LOGFILE)
@echo [SRCS=$(SRCS)] >> $(LOGFILE)
@echo [DEPS=$(DEPS)] >> $(LOGFILE)
@echo [DEL_BLD=$(DEL_BLD)] >> $(LOGFILE)
@echo [allinBIN=$(allinBIN)] >> $(LOGFILE)
@echo [allinBLD=$(allinBLD)] >> $(LOGFILE)
@echo [allinRSC=$(allinRSC)] >> $(LOGFILE)
@echo [allinSRC=$(allinSRC)] >> $(LOGFILE)
@echo [OBJS=$(OBJS)] >> $(LOGFILE)
@echo -----\>MAKE OUTPUT FOLLOWS: >> $(LOGFILE)
.PHONY: logclear
logclear:
@$(RM) $(LOGFILE)
#including all the depends files only if we're compiling
ifeq (,$(findstring $(MAKECMDGOALS),clean-logsetup-logclear-prepbld))
include $(DEPS)
endif