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123 lines
2.8 KiB
123 lines
2.8 KiB
# -*- mode: makefile-gmake -*-
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##
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## determine the HOST TARGET and SUBTARGET
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##
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# Determine host type
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# NOTE: HOST determination on RISC OS could fail because of missing bug fixes
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# in UnixLib which only got addressed in UnixLib 5 / GCCSDK 4.
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# When you don't have 'uname' available, you will see:
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# File 'uname' not found
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# When you do and using a 'uname' compiled with a buggy UnixLib, you
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# will see the following printed on screen:
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# RISC OS
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# In both cases HOST make variable is empty and we recover from that by
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# assuming we're building on RISC OS.
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# In case you don't see anything printed (including the warning), you
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# have an up-to-date RISC OS build system. ;-)
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HOST := $(shell uname -s)
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# Sanitise host
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# TODO: Ideally, we want the equivalent of s/[^A-Za-z0-9]/_/g here
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HOST := $(subst .,_,$(subst -,_,$(subst /,_,$(HOST))))
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ifeq ($(HOST),)
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HOST := riscos
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$(warning Build platform determination failed but that's a known problem for RISC OS so we're assuming a native RISC OS build.)
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else
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ifeq ($(HOST),RISC OS)
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# Fixup uname -s returning "RISC OS"
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HOST := riscos
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endif
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endif
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ifeq ($(HOST),riscos)
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# Build happening on RO platform, default target is RO backend
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ifeq ($(TARGET),)
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TARGET := riscos
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endif
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endif
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ifeq ($(HOST),BeOS)
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HOST := beos
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endif
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ifeq ($(HOST),Haiku)
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# Haiku implements the BeOS API
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HOST := beos
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endif
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ifeq ($(HOST),beos)
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# Build happening on BeOS platform, default target is BeOS backend
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ifeq ($(TARGET),)
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TARGET := beos
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endif
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ifeq ($(TARGET),haiku)
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override TARGET := beos
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endif
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endif
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ifeq ($(HOST),AmigaOS)
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HOST := amiga
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ifeq ($(TARGET),)
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TARGET := amiga
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endif
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endif
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ifeq ($(HOST),FreeMiNT)
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HOST := mint
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endif
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ifeq ($(HOST),mint)
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ifeq ($(TARGET),)
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TARGET := atari
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endif
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endif
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ifeq ($(findstring MINGW,$(HOST)),MINGW)
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# MSYS' uname reports the likes of "MINGW32_NT-6.0"
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HOST := windows
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endif
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ifeq ($(HOST),windows)
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ifeq ($(TARGET),)
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TARGET := windows
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endif
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endif
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# Setup (sub)targets
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# empty default sub target
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SUBTARGET=
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# Default target is GTK 3 backend
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ifeq ($(TARGET),)
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override TARGET := gtk
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SUBTARGET = 3
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else
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ifeq ($(TARGET),gtk)
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# unspecified gtk is gtk3
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SUBTARGET = 3
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else
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ifeq ($(TARGET),gtk3)
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# gtk3 is gtk target with subtarget of 3
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override TARGET := gtk
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SUBTARGET = 3
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else
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ifeq ($(TARGET),gtk2)
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# gtk2 is gtk target with subtarget of 2
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override TARGET := gtk
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SUBTARGET = 2
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else
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ifeq ($(TARGET),amigaos3)
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override TARGET := amiga
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SUBTARGET = os3
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endif
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endif
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endif
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endif
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endif
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# valid values for the TARGET
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VLDTARGET := amiga atari beos framebuffer gtk monkey riscos windows
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# Check for valid TARGET
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ifeq ($(filter $(VLDTARGET),$(TARGET)),)
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$(error Unknown TARGET "$(TARGET)", Must be one of $(VLDTARGET))
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endif
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