#
#   Makefile.fpc for Free Pascal Compiler
#

[package]
name=compiler
version=1.9.9

[target]
programs=pp
dirs=utils

[compiler]
targetdir=.
unittargetdir=$(CPU_UNITDIR)/units/$(FULL_TARGET)
unitdir=$(COMPILERSOURCEDIR)
includedir=$(PPC_TARGET)

[require]
packages=rtl
tools=diff cmp

[install]
fpcpackage=y

[default]
fpcdir=..


[prerules]
# Don't export version it can change after the first compile
unexport FPC_VERSION FPC_COMPILERINFO

# Which platforms are ready for inclusion in the cycle
CYCLETARGETS=i386 powerpc sparc arm x86_64

# Allow ALPHA, POWERPC, M68K, I386 defines for target cpu
ifdef ALPHA
PPC_TARGET=alpha
endif
ifdef POWERPC
PPC_TARGET=powerpc
endif
ifdef SPARC
PPC_TARGET=sparc
endif
ifdef M68K
PPC_TARGET=m68k
endif
ifdef I386
PPC_TARGET=i386
endif
ifdef X86_64
PPC_TARGET=x86_64
endif
ifdef ARM
PPC_TARGET=arm
endif

# Default is to generate a compiler for the same
# platform as CPU_TARGET (a native compiler)
ifndef PPC_TARGET
PPC_TARGET=$(CPU_TARGET)
endif

# Default is to generate a compiler for the same
# target as OS_TARGET (a native compiler)
ifndef PPC_OS
PPC_OS=$(OS_TARGET)
endif

# Where to place the unit files.
CPU_UNITDIR=$(PPC_TARGET)

# RTL
UTILSDIR=../utils

# Directories containing compiler sources
COMPILERSOURCEDIR=$(PPC_TARGET) systems

# Utils used by compiler development/installation
COMPILERUTILSDIR=utils

# Default language for the compiler
ifndef FPCLANG
FPCLANG=e
endif

# Local options for the compiler only
ifndef LOCALOPT
LOCALOPT:=$(OPT)
endif

# Options for the RTL only when cycling
ifndef RTLOPT
RTLOPT:=$(OPT)
endif

# Make OPT empty. It is copied to LOCALOPT and RTLOPT
override OPT=

# Message files
MSGFILES=$(wildcard msg/error*.msg)

# ppcSUFFIX
ifeq ($(PPC_TARGET),i386)
CPUSUF=386
endif
ifeq ($(PPC_TARGET),alpha)
CPUSUF=axp
endif
ifeq ($(PPC_TARGET),m68k)
CPUSUF=68k
endif
ifeq ($(PPC_TARGET),powerpc)
CPUSUF=ppc
endif
ifeq ($(PPC_TARGET),sparc)
CPUSUF=sparc
endif
ifeq ($(PPC_TARGET),x86_64)
CPUSUF=x64
endif
ifeq ($(PPC_TARGET),arm)
CPUSUF=arm
endif

# Do not define the default -d$(CPU_TARGET) because that
# will conflict with our -d$(PPC_TARGET)
NOCPUDEF=1

# Default message file
MSGFILE=msg/error$(FPCLANG).msg

# Define Unix also for Linux
ifeq ($(OS_TARGET),linux)
ifneq ($(findstring 1.0.,$(FPC_VERSION)),)
override LOCALOPT+=-dUNIX
endif
endif

ifeq ($(OS_TARGET),freebsd)
ifneq ($(findstring 1.0.,$(FPC_VERSION)),)
override LOCALOPT+=-dUNIX
endif
endif

# set correct defines (-d$(CPU_TARGET) is automaticly added in makefile.fpc)
override LOCALOPT+=-d$(PPC_TARGET) -dGDB -dBROWSERLOG

# i386 specific
ifeq ($(PPC_TARGET),i386)
override LOCALOPT+=-Fux86
endif

# x86_64 specific
ifeq ($(PPC_TARGET),x86_64)
override LOCALOPT+=-Fux86
endif

# PowerPC specific
ifeq ($(PPC_TARGET),powerpc)
override LOCALOPT+=
endif

# m68k specific
ifeq ($(PPC_TARGET),m68k)
override LOCALOPT+=-dNOOPT
endif

# Sparc specific
ifeq ($(PPC_TARGET),sparc)
override LOCALOPT+=
endif

# m68k specific with low stack
ifeq ($(PPC_TARGET),m68k)
ifeq ($(OS_TARGET),amiga)
override LOCALOPT+=-Ct
endif
endif

# ARM specific
ifeq ($(PPC_TARGET),arm)
override LOCALOPT+=-dNOOPT
endif

[rules]
#####################################################################
# Setup Targets
#####################################################################

ifeq ($(OS_TARGET),win32)
ifdef CMP
override DIFF:=$(CMP) -i218
endif
endif

# Add Local options
override COMPILER+=$(LOCALOPT)

# Disable optimizer when compiled with 1.0.x
ifneq ($(findstring 1.0.,$(FPC_VERSION)),)
override COMPILER:=$(patsubst -O%,,$(COMPILER))
endif


#####################################################################
# PASDoc
#####################################################################

PASDOC:=$(strip $(wildcard $(addsuffix /pasdoc.exe,$(SEARCHPATH))))
ifeq ($(PASDOC),)
PASDOC:=$(strip $(wildcard $(addsuffix /pasdoc,$(SEARCHPATH))))
endif
ifeq ($(PASDOC),)
PASDOC:=../projects/pasdoc/bin/pasdoc
else
PASDOC:=$(firstword $(PASDOC))
endif


#####################################################################
# Setup os-independent filenames
#####################################################################

ifndef EXENAME
EXENAME=ppc$(CPUSUF)$(EXEEXT)
endif
PPEXENAME=pp$(EXEEXT)
TEMPNAME=ppc$(SRCEXEEXT)
PPCROSSNAME=ppcross$(CPUSUF)$(SRCEXEEXT)
TEMPNAME1=ppc1$(EXEEXT)
TEMPNAME2=ppc2$(EXEEXT)
TEMPNAME3=ppc3$(EXEEXT)
MAKEDEP=ppdep$(EXEEXT)
MSG2INC=./msg2inc$(EXEEXT)
ifdef CROSSINSTALL
INSTALLEXEFILE=$(PPCROSSNAME)
else
INSTALLEXEFILE=$(EXENAME)
endif

#####################################################################
# CPU targets
#####################################################################

PPC_TARGETS=alpha i386 m68k powerpc sparc arm x86_64

.PHONY: $(PPC_TARGETS)

$(PPC_TARGETS):
        $(MAKE) PPC_TARGET=$@ CPU_UNITDIR=$@ all


#####################################################################
# Default makefile
#####################################################################

.PHONY: all compiler echotime ppuclean execlean clean distclean

all: compiler $(addsuffix _all,$(TARGET_DIRS))

compiler: $(COMPILER_UNITTARGETDIR) $(COMPILER_TARGETDIR) $(EXENAME)

ifeq ($(MAKELEVEL),0)
ifndef STARTTIME
ifdef DATE
STARTTIME:=$(shell $(DATE) +%T)
else
STARTTIME:=unknown
endif
endif
endif

export STARTTIME

ifdef DATE
ENDTIME=$(shell $(DATE) +%T)
else
ENDTIME:=unknown
endif

echotime:
        @echo Start $(STARTTIME) now $(ENDTIME)

ppuclean:
        -$(DEL) *$(OEXT) *$(PPUEXT) *$(RSTEXT) *$(ASMEXT) *$(STATICLIBEXT) *$(SHAREDLIBEXT) *$(PPLEXT)
        -$(DEL) $(addsuffix /*$(PPUEXT),$(COMPILERSOURCEDIR))

tempclean:
        -$(DEL) $(PPCROSSNAME) $(TEMPNAME) $(TEMPNAME1) $(TEMPNAME2) $(TEMPNAME3) $(MSG2INC)

execlean :
        -$(DEL) ppc386$(EXEEXT) ppcaxp$(EXEEXT) ppc68k$(EXEEXT) ppcx64$(EXEEXT) ppcppc$(EXEEXT) ppcsparc$(EXEEXT) $(EXENAME)

$(addsuffix _clean,$(CYCLETARGETS)):
        -$(DELTREE) $(addprefix $(subst _clean,,$@),/units)
        -$(DEL) $(addprefix $(subst _clean,,$@)/,*$(OEXT) *$(PPUEXT) *$(RSTEXT) *$(ASMEXT) *$(STATICLIBEXT) *$(SHAREDLIBEXT) *$(PPLEXT))
        -$(DEL) $(addprefix $(subst _clean,,$@)/,ppc386$(EXEEXT) ppcaxp$(EXEEXT) ppc68k$(EXEEXT) ppcx64$(EXEEXT) ppcppc$(EXEEXT) ppcppc$(EXEEXT) $(EXENAME))

cycleclean: cleanall $(addsuffix _clean,$(PPC_TARGET))
        -$(DEL) $(EXENAME)

clean: tempclean execlean cleanall $(addsuffix _clean,$(PPC_TARGET)) $(addsuffix _clean,$(TARGET_DIRS))

distclean: tempclean execlean cleanall $(addsuffix _clean,$(CYCLETARGETS)) $(addsuffix _distclean,$(TARGET_DIRS))


#####################################################################
# Make targets
#####################################################################

$(MSG2INC): $(COMPILERUTILSDIR)/msg2inc.pp
        $(COMPILER) -FE. $(COMPILERUTILSDIR)/msg2inc.pp

# The msgtxt.inc only depends on the error?.msg file, not on msg2inc,
# because that one will be new almost everytime
msgtxt.inc: $(MSGFILE)
        $(MAKE) $(MSG2INC)
        $(MSG2INC) $(MSGFILE) msg msg

msg: msgtxt.inc

# Make only the compiler
$(EXENAME) : $(wildcard *.pas) $(wildcard *.inc) msg \
             $(wildcard systems/*.pas) $(wilcard systems/*.inc) \
             $(wildcard $(PPC_TARGET)/*.pas) $(wildcard $(PPC_TARGET)/*.inc)
        $(COMPILER) pp.pas
        $(EXECPPAS)
        $(MOVE) $(COMPILER_TARGETDIR)/$(PPEXENAME) $(EXENAME)


#####################################################################
# Cycle targets
#
# 1. Source CPU = Target CPU  and  Source OS = Target OS
#    Normal cycle
#
# 2. Source CPU = Target CPU  and  Source OS <> Target OS
#    First source native compiler
#    Second target native compiler  (skipped for cross installation)
#
# 3. Source CPU <> Target CPU
#    First source native compiler
#    Second cross compiler
#    Third target native compiler (skipped for cross installation)
#
#####################################################################

ifeq ($(CPU_SOURCE),$(PPC_TARGET))

ifeq ($(OS_SOURCE),$(OS_TARGET))

##########################
# Normal cycle
#

# Used to avoid unnecessary steps
ifdef DIFF
ifdef OLDFPC
DIFFRESULT:=$(shell $(DIFF) $(OLDFPC) $(FPC))
else
DIFFRESULT=Not equal
endif
else
DIFFRESULT=No diff program
endif

ifndef DIFFRESULT
next :
        @echo $(OLDFPC) and $(FPC) are equal
        $(COPY) $(FPC) $(EXENAME)
else
next :
        $(MAKE) rtlclean rtl
        $(MAKE) cycleclean compiler
        $(MAKE) echotime
endif

$(TEMPNAME1) :
        $(MAKE) 'OLDFPC=' next
        -$(DEL) $(TEMPNAME1)
        $(MOVE) $(EXENAME) $(TEMPNAME1)

$(TEMPNAME2) : $(TEMPNAME1)
        $(MAKE) 'FPC=$(BASEDIR)/$(TEMPNAME1)' 'OLDFPC=' next
        -$(DEL) $(TEMPNAME2)
        $(MOVE) $(EXENAME) $(TEMPNAME2)

$(TEMPNAME3) : $(TEMPNAME2)
        $(MAKE) 'FPC=$(BASEDIR)/$(TEMPNAME2)' 'OLDFPC=$(BASEDIR)/$(TEMPNAME1)' next
        -$(DEL) $(TEMPNAME3)
        $(MOVE) $(EXENAME) $(TEMPNAME3)

cycle:
        $(MAKE) tempclean $(TEMPNAME3)
        $(MAKE) 'FPC=$(BASEDIR)/$(TEMPNAME3)' 'OLDFPC=$(BASEDIR)/$(TEMPNAME2)' next
        $(DIFF) $(TEMPNAME3) $(EXENAME)
        $(MAKE) $(addsuffix _all,$(TARGET_DIRS)) 'FPC=$(BASEDIR)/$(EXENAME)'
        $(MAKE) echotime

else

##########################
# Cross Target cycle
#

cycle:
# ppc (source native)
        $(MAKE) OS_TARGET=$(OS_SOURCE) CROSSBINDIR="" BINUTILSPREFIX="" CROSSCYCLEBOOTSTRAP=1 rtlclean rtl
        $(MAKE) OS_TARGET=$(OS_SOURCE) EXENAME=$(TEMPNAME) CROSSBINDIR="" BINUTILSPREFIX="" CROSSCYCLEBOOTSTRAP=1 cycleclean compiler
# ppcross<ARCH> (source native)
        $(MAKE) 'FPC=$(BASEDIR)/$(TEMPNAME)' OS_TARGET=$(OS_SOURCE) CROSSBINDIR="" BINUTILSPREFIX="" CROSSCYCLEBOOTSTRAP=1 rtlclean rtl
        $(MAKE) 'FPC=$(BASEDIR)/$(TEMPNAME)' OS_TARGET=$(OS_SOURCE) EXENAME=$(PPCROSSNAME) CROSSBINDIR="" BINUTILSPREFIX="" CROSSCYCLEBOOTSTRAP=1 cycleclean compiler
# ppc<ARCH> (target native)
ifndef CROSSINSTALL
        $(MAKE) 'FPC=$(BASEDIR)/$(PPCROSSNAME)' rtlclean rtl
        $(MAKE) 'FPC=$(BASEDIR)/$(PPCROSSNAME)' cycleclean compiler
endif

endif

else

##########################
# Cross CPU cycle
#
# ppc1 = native
# ppc2 = cross running on this platform
# ppc3/ppcXXX = native (skipped for cross installation)
#

cycle:
# ppc (source native)
        $(MAKE) OS_TARGET=$(OS_SOURCE) CPU_TARGET=$(CPU_SOURCE) CROSSBINDIR="" BINUTILSPREFIX="" CROSSCYCLEBOOTSTRAP=1 rtlclean rtl
        $(MAKE) OS_TARGET=$(OS_SOURCE) CPU_TARGET=$(CPU_SOURCE) EXENAME=$(TEMPNAME) CROSSBINDIR="" BINUTILSPREFIX="" CROSSCYCLEBOOTSTRAP=1 cycleclean compiler
# ppcross<ARCH> (source native)
        $(MAKE) 'FPC=$(BASEDIR)/$(TEMPNAME)' OS_TARGET=$(OS_SOURCE) CPU_TARGET=$(CPU_SOURCE) CROSSBINDIR="" BINUTILSPREFIX="" CROSSCYCLEBOOTSTRAP=1 rtlclean rtl
        $(MAKE) 'FPC=$(BASEDIR)/$(TEMPNAME)' OS_TARGET=$(OS_SOURCE) CPU_TARGET=$(CPU_SOURCE) PPC_TARGET=$(CPU_TARGET) EXENAME=$(PPCROSSNAME) CROSSBINDIR="" BINUTILSPREFIX="" CROSSCYCLEBOOTSTRAP=1 cycleclean compiler
# ppc<ARCH> (target native)
ifndef CROSSINSTALL
        $(MAKE) 'FPC=$(BASEDIR)/$(PPCROSSNAME)' rtlclean rtl
        $(MAKE) 'FPC=$(BASEDIR)/$(PPCROSSNAME)' cycleclean compiler
endif

endif

cycledep:
        $(MAKE) cycle USEDEPEND=1

extcycle:
        $(MAKE) cycle OPT='-n -OG2p3 -gl -CRriot -dEXTDEBUG'

cvstest:
        $(MAKE) cycle 'LOCALOPT=-n -Se' 'RTLOPT=-n -Se'


##########################
# Full cycle
#
# 1. build a compiler using cycle
# 2. remove all .ppufiles
# 3. build all supported cross compilers except the
#    current PPC_TARGET which was already build
#

full: fullcycle

fullcycle:
        $(MAKE) cycle
        $(MAKE) ppuclean
        $(MAKE) $(filter-out $(PPC_TARGET),$(CYCLETARGETS)) 'FPC=$(BASEDIR)/$(EXENAME)'

#####################################################################
# Docs
#####################################################################

htmldocs:
        $(PASDOC) -p -h -o html$(PATHSEP)$(PPC_TARGET) -d fpc -d gdb -d $(PPC_TARGET) -u $(PPC_TARGET) $(PPC_TARGET)$(PATHSEP)*.pas systems$(PATHSEP)*.pas *.pas

#####################################################################
# Installation
#####################################################################

.PHONY: quickinstall install installsym

MSGINSTALLDIR=$(INSTALL_BASEDIR)/msg
override PPEXEFILE:=$(wildcard $(EXENAME))

ifdef UNIXHier
PPCCPULOCATION=$(INSTALL_BASEDIR)
else
PPCCPULOCATION=$(INSTALL_BINDIR)
endif

# This will only install the ppcXXX executable, not the message files etc.
quickinstall: $(addsuffix _install,$(TARGET_DIRS))
# Install ppcXXX executable, for a cross installation we install
# the ppcrossXXX as ppcXXX. The target native build ppcXXX is not used
# for this installation type
ifneq ($(INSTALLEXEFILE),)
ifdef UPXPROG
        -$(UPXPROG) $(INSTALLEXEFILE)
endif
        $(MKDIR) $(PPCCPULOCATION)
        $(INSTALLEXE) $(INSTALLEXEFILE) $(PPCCPULOCATION)/$(EXENAME)
endif

install: quickinstall
ifndef CROSSINSTALL
ifdef UNIXHier
        $(MKDIR) $(INSTALL_BASEDIR)
        $(INSTALLEXE) $(COMPILERUTILSDIR)/samplecfg $(INSTALL_BASEDIR)/samplecfg
endif
        $(MKDIR) $(MSGINSTALLDIR)
        $(INSTALL) $(MSGFILES) $(MSGINSTALLDIR)
endif

# This also installs a link from bin to the actual executable.
# The .deb does that later.
installsymlink: install
ifneq ($(PPCCPULOCATION),$(INSTALL_BINDIR))
        $(MKDIR) $(INSTALL_BINDIR)
        ln -sf $(INSTALL_BASEDIR)/$(EXENAME) $(INSTALL_BINDIR)/$(EXENAME)
endif


#####################################################################
# RTL
#####################################################################

.PHONY: rtl rtlclean rtlinstall

rtl:
        $(MAKE) -C $(PACKAGEDIR_RTL) 'OPT=$(RTLOPT)' all

rtlclean:
        $(MAKE) -C $(PACKAGEDIR_RTL) clean

rtlinstall:
        $(MAKE) -C $(PACKAGEDIR_RTL) install


#####################################################################
# local user configurable file
# in makefile.loc you can add any desired target
#####################################################################

localmake:=$(strip $(wildcard makefile.loc))

ifdef localmake
include ./$(localmake)
endif