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# this file detects what OS and libs the computer have/are running

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# Automatically recognize if building on Win32

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ifdef WINDIR

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ifndef UNIX

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WIN32:=1

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endif

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else

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UNIX:=1

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endif

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# Automatically recognize if building on FreeBSD

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ifeq ($(shell uname),FreeBSD)

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FREEBSD:=1

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endif

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# Automatically recognize if building on MacOSX

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ifeq ($(VENDOR), apple)

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OSX:=1

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# OSX uses the unix setup too

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UNIX:=1

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endif

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# Automatically recognize if building on MorphOS

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ifeq ($(shell uname), MorphOS)

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MORPHOS:=1

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# MorphOS uses UNIX setup too

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UNIX:=1

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endif

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# FreeBSD uses sdl11 instead of sdl

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ifdef FREEBSD

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SDL-CONFIG:=sdl11-config

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else

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SDL-CONFIG:=sdl-config

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endif

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# Library detections

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WITH_SDL:=$(shell $(SDL-CONFIG) --version 2>/dev/null)

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# libpng detection

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ifdef FREEBSD

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# a little hack was needed for FreeBSD because it misses libpng-config

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WITH_PNG:=$(shell ls /usr/lib | grep "libpng" 2>/dev/null) $(shell \

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ls /usr/local/lib | grep "libpng" 2>/dev/null)

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ifdef WITH_PNG

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# makes the flag look nicer in makefile.config

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WITH_PNG:=1

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endif

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else

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WITH_PNG:=$(shell libpng-config --version 2>/dev/null)

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endif

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ifdef WITH_PNG

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# LibPNG depends on Zlib

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WITH_ZLIB:=1

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else

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# We go looking for zlib with a little hack

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WITH_ZLIB:=$(shell ls /usr/include | grep "zlib.h" 2>/dev/null) \

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$(shell ls /usr/local/include | grep "zlib.h" 2>/dev/null)

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ifdef WITH_ZLIB

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WITH_ZLIB:=1

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endif

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endif

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# sets the default paths

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ifdef UNIX

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ifndef OSX

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ifndef MORPHOS

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ifndef BIN_DIR

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#BINARY_DIR:=

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#DATA_DIR_PREFIX:=

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#INSTALL_DIR:=/usr/local/

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#USE_HOMEDIR:=

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endif

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endif

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endif