Makeheader

##DEBUG=0 (default) assumes RELEASE mode (maximum optimizations) otherwise DEBUG mode is assumded
DEBUG=0

##Do we want -pg to be included in compilation time (default off; if turned on DEBUGFLAG -g3 is also set)
PROFILE=0
ifeq ($(PROFILE),1)
	DEBUGFLAG=1
endif

LIBMDDIR?=.

##This is to be used for all modes:
#Compiler
CC=g++
#Comilation message
MSG=$(shell date) by $(shell whoami)'@'$(shell hostname)
VER=0.$(shell git -C '$(LIBMDDIR)' rev-list HEAD --count)
BRANCH=$(shell git -C '$(LIBMDDIR)' rev-parse --abbrev-ref HEAD)
STD=c++11
CCWFLAGS=-Wall -Wextra
THREAD=NOTHREADS
FTYPE=0
CCDFLAGS=-D CMSG='"$(MSG)"'
CCDFLAGS+= -D $(THREAD)
CCDFLAGS+= -D VER='"$(VER)"'
CCDFLAGS+= -D BRANCH='"$(BRANCH)"'
CUSTOM=

ifeq ($(FTYPE),long_double)
	CCDFLAGS+= -D LIBMD__LONG_DOUBLE__
else ifeq ($(FTYPE),float)
	CCDFLAGS+= -D LIBMD__FLOAT__
endif

ifeq ($(DEBUG),0)
##This is to be used in RELEASE mode
    ## Compile with -Werror
    WERROR=0
	##Pass libmd errors
	PASS_ERROR=1
	##Pass libmd warnings
	PASS_WARNING=0
	##libmd debug level
	DEBUG_LEVEL=0
	##libmd timer
	TIMER=0
	##Throw libmd exceptions 
	EXCEPTIONS=0
	##If we want -g as a compile option
	DEBUGFLAG?=0
	##Optimizations level
	CCOPTLEVEL=fast
	##Link time optizmizations
	LTO=1
	##Optimize for native cpu
    MARCH=1
	##Create a static build
    STATIC=0
	##Strip useless symbols
    STRIP=0
	##Disable colored output (if true)
    BORING=0
else
##This is to be used in DEBUG mode
    WERROR=0
	PASS_ERROR=1
	PASS_WARNING=1
	DEBUG_LEVEL=0
	TIMER=0
	EXCEPTIONS=0
	CCOPTLEVEL=g
	DEBUGFLAG=1
	LTO=0
    MARCH=0
    STATIC=0
    STRIP=0
    BORING=0
endif

##This defines the thread model (currently none supported)
CCTHREADFLAG=

##This part injects definitions into the code
ifeq ($(WERROR),1)
	CCWFLAGS+= -Werror
endif
ifeq ($(PASS_ERROR),1)
	CCDFLAGS+= -D PASS_ERROR
endif
ifeq ($(PASS_WARNING),1)
	CCDFLAGS+= -D PASS_WARNING
endif
ifneq ($(DEBUG_LEVEL),0)
	CCDFLAGS+= -D DEBUG_LEVEL=$(DEBUG_LEVEL)
endif
ifneq ($(TIMER),0)
	CCDFLAGS+= -D TIMER
endif
ifneq ($(DEBUG_LEVEL),0)
	CCDFLAGS+= -D EXCEPTIONS=$(EXCEPTIONS)
endif
ifneq ($(BORING),0)
	CCDFLAGS+= -D BORING
endif

##Concatenate everything together
CCFLAGS=$(CCWFLAGS)
CCFLAGS+= -std=$(STD)
ifeq ($(DEBUGFLAG),1)
	CCFLAGS+= -g3
endif
ifneq ($(PROFILE),0)
	CCFLAGS+= -pg
endif
ifneq ($(LTO),0)
	CCFLAGS+= -flto
endif
ifneq ($(MARCH),0)
	CCFLAGS+= -march=native
endif
ifneq ($(STATIC),0)
	CCFLAGS+= -static
endif
ifneq ($(STRIP),0)
	CCFLAGS+= -s
endif
CCFLAGS+= -O$(CCOPTLEVEL)
CCFLAGS+= $(CCTHREADFLAG)
CCFLAGS+= $(CCDFLAGS)
CCFLAGS+=$(CUSTOM)

##And finaly tell the code about yourself
CCDDFLAGS:=$(CCFLAGS)
CCDDFLAGS+=$(CUSTOM)
CCFLAGS+= -D CC='"$(CC) $(CCDDFLAGS)"'

##Make pattern
%: %.cc
	$(CC) $(CCFLAGS) -o $@ $<