#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ([2.13])

AC_INIT([puNES], [1.0])

# Detect the canonical host and target build environment
AC_CANONICAL_HOST
AC_CANONICAL_BUILD

AM_INIT_AUTOMAKE(subdir-objects foreign [-Wall])
AC_CONFIG_HEADERS([config.h])

# Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_CXX
AC_PROG_RANLIB
AM_PROG_AR

AC_ARG_WITH([d3d9],
	AS_HELP_STRING([--with-d3d9],
		[Build with support for D3D9 (only windows) @<:@default: yes@:>@]
	),
	[with_d3d9=$withval], [with_d3d9=yes])
AC_ARG_WITH([opengl],
	AS_HELP_STRING([--with-opengl],
		[Build with support for OpenGL (only windows) @<:@default: no@:>@)]
	),
	[with_opengl=$withval], [with_opengl=no])
AC_ARG_WITH([opengl-nvidia-cg],
	AS_HELP_STRING([--with-opengl-nvidia-cg],
		[Build with support for Nvidia CG Toolkit for OpenGL (only linux) @<:@default: yes@:>@)]
	),
	[with_opengl_nvidia_cg=$withval], [with_opengl_nvidia_cg=yes])
AC_ARG_WITH([qt-include],
	AS_HELP_STRING([--with-qt-include=@<:@PATH@:>@],
		[Force path for QT include]
	),
	[path_qt_inc=${with_qt_include}], [path_qt_inc=no])
AC_ARG_WITH([qt-lib],
	AS_HELP_STRING([--with-qt-lib=@<:@PATH@:>@],
		[Force path for QT libs]
	),
	[path_qt_lib=${with_qt_lib}], [path_qt_lib=no])
AC_ARG_WITH([qt-bin],
	AS_HELP_STRING([--with-qt-bin=@<:@PATH@:>@],
		[Force path for QT binaries]
	),
	[path_qt_bin=${with_qt_bin}], [path_qt_bin=no])
AC_ARG_WITH([lib7zip-precomp],
	AS_HELP_STRING([--with-lib7zip-precomp=@<:@PATH@:>@],
		[Use precompiled Lib7zip located in @<:@PATH@:>@]
	),
	[path_7zip_lib=${with_lib7zip_precomp}], [path_7zip_lib=no])

AC_ARG_ENABLE([release],
	AS_HELP_STRING([--disable-release],
		[Disable release version @<:@default: no@:>@]
	),
	[enable_release=$enableval], [enable_release=yes])

TOP_SRCDIR="$srcdir"
AS_CASE(["${TOP_SRCDIR}"],
	[[\/]*], [
		# Path is already absolute
	], [
		TOP_SRCDIR="${ac_pwd}/${TOP_SRCDIR}"
	]
)
TOP_BUILDDIR="$builddir"
AS_CASE(["${TOP_BUILDDIR}"],
	[[\/]*], [
		# Path is already absolute
	], [
		TOP_BUILDDIR="${ac_pwd}/${TOP_BUILDDIR}"
	]
)

my_CFLAGS=""
my_CPPFLAGS="-Wall -Wextra -ffast-math -fmessage-length=0 -finline-functions -I${TOP_SRCDIR}/src -I${TOP_SRCDIR}/src/gui -I${TOP_SRCDIR}/src/core -I${TOP_SRCDIR}/src/video/shaders"
my_CXXFLAGS="--param inline-unit-growth=200 --param large-function-growth=500"
my_LDFLAGS=""
my_LIBS=""
CUSTOMDEFINES=""
MOCDEFINES=""

# verifico l'host
AS_CASE(["$host_os"],
	[linux*], [
		MOCDEFINES="${MOCDEFINES} -D__linux__"
		CUSTOMDEFINES="${CUSTOMDEFINES} -DWITH_OPENGL -DGLEW_STATIC"
		my_CPPFLAGS="${my_CPPFLAGS} -I${TOP_SRCDIR}/src/gui/linux -I${TOP_SRCDIR}/src/video/opengl"
		linux=yes
		openbsd=no
		windows=no
		with_d3d9=no
		with_opengl=yes
	],
	[openbsd*], [
		MOCDEFINES="${MOCDEFINES} -D__OpenBSD__"
		CUSTOMDEFINES="${CUSTOMDEFINES} -DWITH_OPENGL -DGLEW_STATIC"
		my_CPPFLAGS="${my_CPPFLAGS} -I${TOP_SRCDIR}/src/gui/openbsd -I${TOP_SRCDIR}/src/video/opengl"
		linux=no
		openbsd=yes
		windows=no
		with_d3d9=no
		with_opengl=yes
		my_CXXFLAGS=""
		export CC
		export CXX
	],
	[mingw32*], [
		MOCDEFINES="${MOCDEFINES} -D__WIN32__"
		my_CPPFLAGS="${my_CPPFLAGS} -I${TOP_SRCDIR}/src/gui/windows"
		linux=no
		openbsd=no
		windows=yes
		AS_IF([test "x$with_opengl" = xyes], [
			with_d3d9=no
			with_opengl_nvidia_cg=yes
			CUSTOMDEFINES="${CUSTOMDEFINES} -DWITH_OPENGL -DWITH_OPENGL_CG -DGLEW_STATIC"
			my_CPPFLAGS="${my_CPPFLAGS} -I${TOP_SRCDIR}/src/video/opengl"
		])
		AS_IF([test "x$with_d3d9" = xyes], [
			with_opengl=no
			with_opengl_nvidia_cg=no
			CUSTOMDEFINES="${CUSTOMDEFINES} -DWITH_D3D9"
			my_CPPFLAGS="${my_CPPFLAGS} -I${TOP_SRCDIR}/src/video/d3d9"
			my_LIBS="${my_LIBS} -ld3d9"
			AS_CASE(["$host_cpu"],
				[i?86], [
					my_LIBS="${my_LIBS} -ld3dx9"
				],
				[x86_64], [
					my_LIBS="${my_LIBS} -ld3dx9_41"
				],
			)
		])
	]
)

AM_CONDITIONAL(LINUX,[test "x$linux" = xyes])
AM_CONDITIONAL(OPENBSD,[test "x$openbsd" = xyes])
AM_CONDITIONAL(WINDOWS,[test "x$windows" = xyes])
AM_CONDITIONAL(ENAB_RELEASE,[test "x$enable_release" = xyes])
AM_CONDITIONAL(WITH_D3D9,[test "x$with_d3d9" = xyes])
AM_CONDITIONAL(WITH_OPENGL,[test "x$with_opengl" = xyes])
AM_CONDITIONAL(WITH_OPENGL_CG,[test "x$with_opengl_nvidia_cg" = xyes])
AM_CONDITIONAL(PRECOMP_QT,[\
	test \
	"x$path_qt_inc" != xno -a "x$path_qt_inc" != x -o \
	"x$path_qt_lib" != xno -a "x$path_qt_lib" != x -o \
	"x$path_qt_bin" != xno -a "x$path_qt_bin" != x \
])
AM_CONDITIONAL(COMPILE_LIB7ZIP,[test "x$path_7zip_lib" = xno -o "x$path_7zip_lib" = x])

# Checks for typedefs, structures, and compiler characteristics.
AC_CHECK_HEADER_STDBOOL
AC_C_INLINE
AC_TYPE_INT16_T
AC_TYPE_INT32_T
AC_TYPE_INT64_T
AC_TYPE_INT8_T
AC_C_RESTRICT
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T
AC_CHECK_TYPES([ptrdiff_t])

# Checks for library functions.
#AC_FUNC_MALLOC
AC_FUNC_MKTIME
AC_CHECK_FUNCS([floor gettimeofday memmove memset mkdir pow setenv sqrt strcasecmp strrchr utime])

#AC_PATH_TOOL([PATCH], [patch], [no])
#AS_IF([test "x$PATCH" = "xno"], [
#	AC_MSG_ERROR([
#	*** The command patch could not be found. Make sure it is in your path.
#	])
#])
AC_PATH_TOOL([PKG_CONFIG], [pkg-config], [no])
AS_IF([test "x$PKG_CONFIG" = "xno"], [
	AC_MSG_ERROR([
	*** The pkg-config script could not be found. Make sure it is
	*** in your path, or set the PKG_CONFIG environment variable
	*** to the full path to pkg-config.
	])
])

# Checks for header files.
AC_CHECK_HEADERS([fcntl.h float.h inttypes.h limits.h stddef.h stdint.h stdlib.h string.h strings.h sys/ioctl.h sys/time.h unistd.h utime.h])

AX_CXX_COMPILE_STDCXX_11([noext])

OLD_CFLAGS="$CFLAGS"
OLD_LIBS="$LIBS"

AM_COND_IF([ENAB_RELEASE], [
	GIT="no"
	CUSTOMDEFINES="${CUSTOMDEFINES} -DRELEASE"
	], [
	AC_CHECK_TOOLS(GIT, [git], [no])
])
AM_CONDITIONAL(WITH_GIT,[test "x$GIT" != xno])

# Checks for libraries.
AM_COND_IF([WINDOWS], [
	# aggiungo path per include del DSDK
	my_CPPFLAGS="${my_CPPFLAGS} -I${TOP_SRCDIR}/src/extra/windows/DSDK/Include -I${TOP_SRCDIR}/src/extra/windows/DSDK/vc10/include"
	# aggiungo path per include e librerie del Toolkit Cg Nvidia
	my_CPPFLAGS="${my_CPPFLAGS} -I${TOP_SRCDIR}/src/extra/windows/Cg/include"
	AS_CASE(["$host_cpu"],
		[i?86], [
			my_LIBS="${my_LIBS} -L${TOP_SRCDIR}/src/extra/windows/Cg/lib"
		],
		[x86_64], [
			my_LIBS="${my_LIBS} -L${TOP_SRCDIR}/src/extra/windows/Cg/lib.x64"
		],
	)
	AS_IF([test "x$with_opengl" = xyes], [
		my_LIBS="${my_LIBS} -lcg -lcgGL"
	])
	AS_IF([test "x$with_d3d9" = xyes], [
		my_LIBS="${my_LIBS} -lcg -lcgD3D9"
	])
])
AM_COND_IF([PRECOMP_QT], [
	AC_MSG_CHECKING([if QT include path is present])
	AS_IF([test "x$path_qt_inc" = xno -o "x$path_qt_inc" = x], [
		AC_MSG_ERROR([Needed QT include path])
	])
	QT_CFLAGS="-I${path_qt_inc}"
	AC_MSG_RESULT(yes)

	AC_MSG_CHECKING([if QT binaries path is present])
	AS_IF([test "x$path_qt_bin" = xno -o "x$path_qt_bin" = x], [
		AC_MSG_ERROR([Needed QT binaries path])
	])
	AC_MSG_RESULT(yes)

	AC_MSG_CHECKING([if QT lib path is present])
	AS_IF([test "x$path_qt_lib" = xno -o "x$path_qt_lib" = x], [
		AC_MSG_ERROR([Needed QT lib path])
	])
	AC_MSG_RESULT(yes)

	QT_LIBS="-L${path_qt_lib}"

	AM_COND_IF([WINDOWS], [
		AC_MSG_CHECKING([whether QT5 Plugin QWindows exists])
		AS_IF([test -f ${path_qt_lib}/plugins/platforms/libqwindows.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT5_PLUGIN_QWINDOWS"
			QT_LIBS="${QT_LIBS} ${path_qt_lib}/plugins/platforms/libqwindows.a" 

			AC_MSG_CHECKING([whether libQt5PlatformSupport.a exists])
			AS_IF([test -f ${path_qt_lib}/libQt5PlatformSupport.a], [
				AC_MSG_RESULT([yes])
				QT_LIBS="${QT_LIBS} -lQt5PlatformSupport" 
			], [
				AC_MSG_RESULT([no])
			])

			AC_MSG_CHECKING([whether libQt5EventDispatcherSupport.a exists])
			AS_IF([test -f ${path_qt_lib}/libQt5EventDispatcherSupport.a], [
				AC_MSG_RESULT([yes])

				AC_CHECK_LIB(dwmapi, main, [
					QT_LIBS="${QT_LIBS} -ldwmapi"
				])

				QT_LIBS="${QT_LIBS} -lQt5EventDispatcherSupport" 
			], [
				AC_MSG_RESULT([no])
			])

			AC_MSG_CHECKING([whether libQt5FontDatabaseSupport.a exists])
			AS_IF([test -f ${path_qt_lib}/libQt5FontDatabaseSupport.a], [
				AC_MSG_RESULT([yes])
				QT_LIBS="${QT_LIBS} -lQt5FontDatabaseSupport" 
			], [
				AC_MSG_RESULT([no])
			])

			AC_MSG_CHECKING([whether libqtfreetype.a exists])
			AS_IF([test -f ${path_qt_lib}/libqtfreetype.a], [
				AC_MSG_RESULT([yes])
				QT_LIBS="${QT_LIBS} -lqtfreetype" 
			], [
				AC_MSG_RESULT([no])
			])

			AC_MSG_CHECKING([whether libQt5ThemeSupport.a exists])
			AS_IF([test -f ${path_qt_lib}/libQt5ThemeSupport.a], [
				AC_MSG_RESULT([yes])
				QT_LIBS="${QT_LIBS} -lQt5ThemeSupport" 
			], [
				AC_MSG_RESULT([no])
			])
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libqwindows.a not found])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QWindowsVistaStyle exists])
		AS_IF([test -f ${path_qt_lib}/plugins/styles/libqwindowsvistastyle.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QWINDOWSVISTASTYLE"
			QT_LIBS="${QT_LIBS} ${path_qt_lib}/plugins/styles/libqwindowsvistastyle.a"

			AC_CHECK_LIB(uxtheme, main, [
				QT_LIBS="${QT_LIBS} -luxtheme"
			])
		], [
			AC_MSG_RESULT([no])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QGif exists])
		AS_IF([test -f ${path_qt_lib}/plugins/imageformats/libqgif.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QGIF"
			QT_LIBS="${QT_LIBS} ${path_qt_lib}/plugins/imageformats/libqgif.a"
		], [
			AC_MSG_RESULT([no])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QICO exists])
		AS_IF([test -f ${path_qt_lib}/plugins/imageformats/libqico.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QICO"
			QT_LIBS="${QT_LIBS} ${path_qt_lib}/plugins/imageformats/libqico.a"
		], [
			AC_MSG_RESULT([no])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QJpeg exists])
		AS_IF([test -f ${path_qt_lib}/plugins/imageformats/libqjpeg.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QJPEG"
			QT_LIBS="${QT_LIBS} ${path_qt_lib}/plugins/imageformats/libqjpeg.a"
		], [
			AC_MSG_RESULT([no])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QSvg exists])
		AS_IF([test -f ${path_qt_lib}/plugins/imageformats/libqsvg.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QSVG"
			QT_LIBS="${QT_LIBS} ${path_qt_lib}/plugins/imageformats/libqsvg.a"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libqsvg.a not found])
		])

		AC_MSG_CHECKING([whether libQt5Svg.a exists])
		AS_IF([test -f ${path_qt_lib}/libQt5Svg.a], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lQt5Svg"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libQt5Svg.a not found])
		])

		AC_MSG_CHECKING([whether libQt5Widgets.a exists])
		AS_IF([test -f ${path_qt_lib}/libQt5Widgets.a], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lQt5Widgets"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libQt5Widgets.a not found])
		])

		AC_MSG_CHECKING([whether libQt5Gui.a exists])
		AS_IF([test -f ${path_qt_lib}/libQt5Gui.a], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lQt5Gui"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libQt5Gui.a not found])
		])

		AC_MSG_CHECKING([whether libQt5Core.a exists])
		AS_IF([test -f ${path_qt_lib}/libQt5Core.a], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lQt5Core"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libQt5Core.a not found])
		])
			
		AC_CHECK_LIB(netapi32, main, [
			QT_LIBS="${QT_LIBS} -lnetapi32"
		])

		AC_CHECK_LIB(userenv, main, [
			QT_LIBS="${QT_LIBS} -luserenv"
		])

		AC_CHECK_LIB(version, main, [
			QT_LIBS="${QT_LIBS} -lversion"
		])

		AC_MSG_CHECKING([whether libqtpcre.a exists])
		AS_IF([test -f ${path_qt_lib}/libqtpcre.a], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lqtpcre"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_CHECKING([whether libqtpcre2.a exists])
			AS_IF([test -f ${path_qt_lib}/libqtpcre2.a], [
				AC_MSG_RESULT([yes])
				QT_LIBS="${QT_LIBS} -lqtpcre2"
			], [
				AC_MSG_RESULT([no])
				AC_MSG_ERROR([libqtpcre2 not found])
			])
		])
	
		AC_MSG_CHECKING([whether libqtlibpng.a exists])
		AS_IF([test -f ${path_qt_lib}/libqtlibpng.a], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lqtlibpng"
		], [
			AC_MSG_RESULT([no])
		])
			
		AC_MSG_CHECKING([whether libqtharfbuzzng.a exists])
		AS_IF([test -f ${path_qt_lib}/libqtharfbuzzng.a], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lqtharfbuzzng"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_CHECKING([whether libqtharfbuzz.a exists])
			AS_IF([test -f ${path_qt_lib}/libqtharfbuzz.a], [
				AC_MSG_RESULT([yes])
				QT_LIBS="${QT_LIBS} -lqtharfbuzz"
			], [
				AC_MSG_RESULT([no])
				AC_MSG_ERROR([libqharfbuzz not found])
			])
		])
	], [
		AC_MSG_CHECKING([whether libQt5Svg.so exists])
		AS_IF([test -f ${path_qt_lib}/libQt5Svg.so], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lQt5Svg"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libQt5Svg.so not found])
		])
		
		AC_MSG_CHECKING([whether libQt5Widgets.so exists])
		AS_IF([test -f ${path_qt_lib}/libQt5Widgets.so], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lQt5Widgets"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libQt5Widgets.so not found])
		])

		AC_MSG_CHECKING([whether libQt5Gui.so exists])
		AS_IF([test -f ${path_qt_lib}/libQt5Gui.so], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lQt5Gui"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libQt5Gui.so not found])
		])

		AC_MSG_CHECKING([whether libQt5Core.so exists])
		AS_IF([test -f ${path_qt_lib}/libQt5Core.so], [
			AC_MSG_RESULT([yes])
			QT_LIBS="${QT_LIBS} -lQt5Core"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libQt5Core.so not found])
		])
	])
		
	AC_CHECK_TOOLS(MOC, [moc-qt5 moc], [no], [$path_qt_bin])
	AC_CHECK_TOOLS(UIC, [uic-qt5 uic], [no], [$path_qt_bin])
	AC_CHECK_TOOLS(RCC, [rcc-qt5 rcc], [no], [$path_qt_bin])

	AS_IF([test "x$MOC" != xno], [
		MOC=$path_qt_bin/$MOC
		AC_SUBST([MOC])
	])
	AS_IF([test "x$UIC" != xno], [
		UIC=$path_qt_bin/$UIC
		AC_SUBST([UIC])
	])
	AS_IF([test "x$RCC" != xno], [
		RCC=$path_qt_bin/$RCC
		AC_SUBST([RCC])
	])

	my_CPPFLAGS="${my_CPPFLAGS} ${QT_CFLAGS}"
	my_LIBS="${my_LIBS} ${QT_LIBS}"
], [
	AM_COND_IF([WINDOWS], [
		OLD_PKG_CONFIG="$PKG_CONFIG"
		PKG_CONFIG="$PKG_CONFIG --static"
		PKG_CHECK_MODULES(QT5, [Qt5Core Qt5Gui Qt5Widgets Qt5Svg], [
			MOC="`$PKG_CONFIG --variable=host_bins Qt5Core`/moc"
			RCC="`$PKG_CONFIG --variable=host_bins Qt5Core`/rcc"
			UIC="`$PKG_CONFIG --variable=host_bins Qt5Core`/uic"
		], [
			AC_MSG_ERROR([Qt5 library not found])
		])
		PKG_CONFIG="$OLD_PKG_CONFIG"
		
		QT5LIBDIR="`$PKG_CONFIG --variable=libdir Qt5Core`"
			
		AC_MSG_CHECKING([whether QT5 Plugin QWindows exists])
		AS_IF([test -f ${QT5LIBDIR}/plugins/platforms/libqwindows.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT5_PLUGIN_QWINDOWS"
			my_LIBS="${my_LIBS} ${QT5LIBDIR}/plugins/platforms/libqwindows.a"
				
			AC_MSG_CHECKING([whether libQt5PlatformSupport.a exists])
			AS_IF([test -f ${QT5LIBDIR}/libQt5PlatformSupport.a], [
				AC_MSG_RESULT([yes])
				my_LIBS="${my_LIBS} ${QT5LIBDIR}/libQt5PlatformSupport.a"
			], [
				AC_MSG_RESULT([no])
			])

			AC_MSG_CHECKING([whether libQt5EventDispatcherSupport.a exists])
			AS_IF([test -f ${QT5LIBDIR}/libQt5EventDispatcherSupport.a], [
				AC_MSG_RESULT([yes])
				my_LIBS="${my_LIBS} ${QT5LIBDIR}/libQt5EventDispatcherSupport.a"
			], [
				AC_MSG_RESULT([no])
			])

			AC_MSG_CHECKING([whether libQt5FontDatabaseSupport.a exists])
			AS_IF([test -f ${QT5LIBDIR}/libQt5FontDatabaseSupport.a], [
				AC_MSG_RESULT([yes])
				my_LIBS="${my_LIBS} ${QT5LIBDIR}/libQt5FontDatabaseSupport.a"
			], [
				AC_MSG_RESULT([no])
			])

			AC_MSG_CHECKING([whether libqtfreetype.a exists])
			AS_IF([test -f ${QT5LIBDIR}/libqtfreetype.a], [
				AC_MSG_RESULT([yes])
				my_LIBS="${my_LIBS} ${QT5LIBDIR}/libqtfreetype.a"
			], [
				AC_MSG_RESULT([no])
			])

			AC_MSG_CHECKING([whether libQt5ThemeSupport.a exists])
			AS_IF([test -f ${QT5LIBDIR}/libQt5ThemeSupport.a], [
				AC_MSG_RESULT([yes])
				my_LIBS="${my_LIBS} ${QT5LIBDIR}/libQt5ThemeSupport.a"
			], [
				AC_MSG_RESULT([no])
			])
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libqwindows.a not found])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QWindowsVistaStyle exists])
		AS_IF([test -f ${QT5LIBDIR}/plugins/styles/libqwindowsvistastyle.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QWINDOWSVISTASTYLE"
			my_LIBS="${my_LIBS} ${QT5LIBDIR}/plugins/styles/libqwindowsvistastyle.a"
				
			AC_CHECK_LIB(uxtheme, main, [
				my_LIBS="${my_LIBS} -luxtheme"
			])
		], [
			AC_MSG_RESULT([no])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QGif exists])
		AS_IF([test -f ${QT5LIBDIR}/plugins/imageformats/libqgif.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QGIF"
			my_LIBS="${my_LIBS} ${QT5LIBDIR}/plugins/imageformats/libqgif.a"
		], [
			AC_MSG_RESULT([no])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QICO exists])
		AS_IF([test -f ${QT5LIBDIR}/plugins/imageformats/libqico.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QICO"
			my_LIBS="${my_LIBS} ${QT5LIBDIR}/plugins/imageformats/libqico.a"
		], [
			AC_MSG_RESULT([no])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QJpeg exists])
		AS_IF([test -f ${QT5LIBDIR}/plugins/imageformats/libqjpeg.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QJPEG"
			my_LIBS="${my_LIBS} ${QT5LIBDIR}/plugins/imageformats/libqjpeg.a"
		], [
			AC_MSG_RESULT([no])
		])

		AC_MSG_CHECKING([whether QT5 Plugin QSvg exists])
		AS_IF([test -f ${QT5LIBDIR}/plugins/imageformats/libqsvg.a], [
			AC_MSG_RESULT([yes])
			CUSTOMDEFINES="${CUSTOMDEFINES} -DQT_PLUGIN_QSVG"
			my_LIBS="${my_LIBS} ${QT5LIBDIR}/plugins/imageformats/libqsvg.a"
		], [
			AC_MSG_RESULT([no])
			AC_MSG_ERROR([libqsvg.a not found])
		])
	], [
		PKG_CHECK_MODULES(QT5, [Qt5Core Qt5Gui Qt5Widgets Qt5Svg], [
			MOC="`$PKG_CONFIG --variable=host_bins Qt5Core`/moc"
			RCC="`$PKG_CONFIG --variable=host_bins Qt5Core`/rcc"
			UIC="`$PKG_CONFIG --variable=host_bins Qt5Core`/uic"
		], [
			AC_MSG_ERROR([Qt5 library not found])
		])
	])
	
	my_CPPFLAGS="${my_CPPFLAGS} ${QT5_CFLAGS}"
	my_LIBS="${my_LIBS} ${QT5_LIBS}"
])
AS_IF([test "x$MOC" = xno], [
	AC_MSG_ERROR([Could not find moc binaries])
])
AS_IF([test "x$UIC" = xno], [
	AC_MSG_ERROR([Could not find uic binaries])
])
AS_IF([test "x$RCC" = xno], [
	AC_MSG_ERROR([Could not find rcc binaries])
])

AM_COND_IF([WINDOWS], [
	my_LIBS="${my_LIBS} -lopengl32"
])

AM_COND_IF([LINUX], [
	PKG_CHECK_MODULES(GL, [gl], [
		my_CPPFLAGS="${my_CPPFLAGS} ${GL_CFLAGS}"
		my_LIBS="${my_LIBS} ${GL_LIBS}"
	], [
		AC_MSG_ERROR([gl not found])
	])
	AM_COND_IF([WITH_OPENGL_CG], [
		PKG_CHECK_MODULES(nvidia_cg_toolkit_pkgconfig, [nvidia-cg-toolkit-gl], [
			CUSTOMDEFINES="${CUSTOMDEFINES} -DWITH_OPENGL_CG"
			my_CPPFLAGS="${my_CPPFLAGS} ${nvidia_cg_toolkit_pkgconfig_CFLAGS}"
			my_LIBS="${my_LIBS} ${nvidia_cg_toolkit_pkgconfig_LIBS}"
		], [
			# Check if NVIDIA CG toolkit is present without pkg-config
			AC_MSG_CHECKING([NVIDIA CG toolkit is present])
			AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#include "Cg/cg.h"
#include "Cg/cgGL.h"
void blah(){
	CGcontext cgx = cgCreateContext();
}])
			], [
				AC_MSG_RESULT([yes])
				CUSTOMDEFINES="${CUSTOMDEFINES} -DWITH_OPENGL_CG"
				my_LIBS="${my_LIBS} -lCg -lCgGL"
			], [
				AC_MSG_RESULT([no])
			])
		])
	])
	PKG_CHECK_MODULES(alsa, [alsa])
	my_LIBS="${my_LIBS} ${alsa_LIBS}"
])

AM_COND_IF([OPENBSD], [
	PKG_CHECK_MODULES(GL, [gl], [
		my_CPPFLAGS="${my_CPPFLAGS} ${GL_CFLAGS}"
		my_LIBS="${my_LIBS} ${GL_LIBS}"
	], [
		AC_MSG_ERROR([gl not found])
	])
	AM_COND_IF([WITH_OPENGL_CG], [
		PKG_CHECK_MODULES(nvidia_cg_toolkit_pkgconfig, [nvidia-cg-toolkit-gl], [
			CUSTOMDEFINES="${CUSTOMDEFINES} -DWITH_OPENGL_CG"
			my_CPPFLAGS="${my_CPPFLAGS} ${nvidia_cg_toolkit_pkgconfig_CFLAGS}"
			my_LIBS="${my_LIBS} ${nvidia_cg_toolkit_pkgconfig_LIBS}"
		], [
			# Check if NVIDIA CG toolkit is present without pkg-config
			AC_MSG_CHECKING([NVIDIA CG toolkit is present])
			AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#include "Cg/cg.h"
#include "Cg/cgGL.h"
void blah(){
	CGcontext cgx = cgCreateContext();
}])
			], [
				AC_MSG_RESULT([yes])
				CUSTOMDEFINES="${CUSTOMDEFINES} -DWITH_OPENGL_CG"
				my_LIBS="${my_LIBS} -lCg -lCgGL"
			], [
				AC_MSG_RESULT([no])
			])
		])
	])
	AC_CHECK_LIB(sndio, main, [
		my_LIBS="${my_LIBS} -lsndio"
	], [
		AC_MSG_ERROR([libsdnio.so not found])
	])
])

AS_CASE(["$host_os"],
	[*bsd*], [
		AC_CHECK_LIB(usbhid, hid_init, have_libusbhid=yes)
		AS_IF([test "x$have_libusbhid" = xyes], [
			AC_CHECK_HEADER(usbhid.h, [CUSTOMDEFINES="${CUSTOMDEFINES} -DHAVE_USBHID_H"])
			AC_CHECK_HEADER(libusbhid.h, [CUSTOMDEFINES="${CUSTOMDEFINES} -DHAVE_LIBUSBHID_H"])
			my_LIBS="${my_LIBS} -lusbhid"
		], [
			AC_CHECK_HEADER(usb.h, [CUSTOMDEFINES="${CUSTOMDEFINES} -DHAVE_USB_H"])
			AC_CHECK_HEADER(libusb.h, [CUSTOMDEFINES="${CUSTOMDEFINES} -DHAVE_LIBUSB_H"])
			AC_CHECK_LIB(usb, hid_init, [my_LIBS="${my_LIBS} -lusb"])
		])

		save_CFLAGS="${CFLAGS}"
		CFLAGS="${CFLAGS} ${CUSTOMDEFINES}"

		have_usbhid=no
		AC_MSG_CHECKING([for usbhid])
		AC_TRY_COMPILE([
			#include <sys/types.h>
			#if defined(HAVE_USB_H)
			#include <usb.h>
			#endif
			#ifdef __DragonFly__
			# include <bus/usb/usb.h>
			# include <bus/usb/usbhid.h>
			#else
			# include <dev/usb/usb.h>
			# include <dev/usb/usbhid.h>
			#endif
			#if defined(HAVE_USBHID_H)
			#include <usbhid.h>
			#elif defined(HAVE_LIBUSB_H)
			#include <libusb.h>
			#elif defined(HAVE_LIBUSBHID_H)
			#include <libusbhid.h>
			#endif
		], [
			struct report_desc *repdesc;
			struct usb_ctl_report *repbuf;
			hid_kind_t hidkind;
		], [
			have_usbhid=yes
		])
		AC_MSG_RESULT([$have_usbhid])

		AS_IF([test "x$have_usbhid" = xyes], [
			have_usbhid_ucr_data=no
			AC_MSG_CHECKING([for ucr_data member of usb_ctl_report])
			AC_TRY_COMPILE([
				#include <sys/types.h>
				#if defined(HAVE_USB_H)
				#include <usb.h>
				#endif
				#ifdef __DragonFly__
				# include <bus/usb/usb.h>
				# include <bus/usb/usbhid.h>
				#else
				# include <dev/usb/usb.h>
				# include <dev/usb/usbhid.h>
				#endif
				#if defined(HAVE_USBHID_H)
				#include <usbhid.h>
				#elif defined(HAVE_LIBUSB_H)
				#include <libusb.h>
				#elif defined(HAVE_LIBUSBHID_H)
				#include <libusbhid.h>
				#endif
			], [
				struct usb_ctl_report buf;
				if (buf.ucr_data) { }
			], [
				have_usbhid_ucr_data=yes
			])
			AS_IF([test "x$have_usbhid_ucr_data" = xyes], [
				CUSTOMDEFINES="${CUSTOMDEFINES} -DUSBHID_UCR_DATA"
			])
			AC_MSG_RESULT([$have_usbhid_ucr_data])

			have_usbhid_new=no
			AC_MSG_CHECKING([for new usbhid API])
			AC_TRY_COMPILE([
				#include <sys/types.h>
				#if defined(HAVE_USB_H)
				#include <usb.h>
				#endif
				#ifdef __DragonFly__
				#include <bus/usb/usb.h>
				#include <bus/usb/usbhid.h>
				#else
				#include <dev/usb/usb.h>
				#include <dev/usb/usbhid.h>
				#endif
				#if defined(HAVE_USBHID_H)
				#include <usbhid.h>
				#elif defined(HAVE_LIBUSB_H)
				#include <libusb.h>
				#elif defined(HAVE_LIBUSBHID_H)
				#include <libusbhid.h>
				#endif
			], [
				report_desc_t d;
				hid_start_parse(d, 1, 1);
			], [
				have_usbhid_new=yes
			])
			AS_IF([test "x$have_usbhid_new" = xyes], [
				CUSTOMDEFINES="${CUSTOMDEFINES} -DUSBHID_NEW"
			])
			AC_MSG_RESULT([$have_usbhid_new])

			have_machine_joystick=no
			AC_MSG_CHECKING([for struct joystick in machine/joystick.h])
			AC_TRY_COMPILE([
				#include <machine/joystick.h>
			], [
				struct joystick t;
			], [
				have_machine_joystick=yes
			])
			AS_IF([test "x$have_machine_joystick" = xyes], [
				CUSTOMDEFINES="${CUSTOMDEFINES} -DUSBHID_MACHINE_JOYSTICK"
			])
			AC_MSG_RESULT([$have_machine_joystick])
		])
		CFLAGS="$save_CFLAGS"
	]
)

AS_CASE(["$host_os"],
	[mingw32*], [
		AC_CHECK_TOOL(WINDRES, windres, [no])
	], [
		WINDRES=no
	]
)
AM_CONDITIONAL(HAVE_WINDRES, [test x$WINDRES != xno])
AC_SUBST(WINDRES)

LIB7ZIP_SRC="lib7zip-1.6.5"
LIB7ZIP_P7ZIP="p7zip_9.20.1"
LIB7ZIP_7Z="7z922"
AM_COND_IF([COMPILE_LIB7ZIP], [
	AM_COND_IF([WINDOWS], [
		export P7ZIP_SOURCE_DIR="${TOP_SRCDIR}/src/extra/${LIB7ZIP_7Z}"
	], [
		export P7ZIP_SOURCE_DIR="${TOP_SRCDIR}/src/extra/${LIB7ZIP_P7ZIP}"
	])
	#AC_CONFIG_COMMANDS_PRE([])
	AC_CONFIG_SUBDIRS([src/extra/lib7zip-1.6.5])
	LIB7ZIP_LIBS="${TOP_BUILDDIR}src/extra/${LIB7ZIP_SRC}/Lib7Zip/lib7zip.a"
], [
	LIB7ZIP_LIBS="${path_7zip_lib}/lib7zip.a"
])
AC_SUBST(LIB7ZIP_SRC)
AC_SUBST(LIB7ZIP_LIBS)

AC_CONFIG_SUBDIRS([src/extra/xdelta-3.1.0])

# The End
AM_COND_IF([LINUX], [
	my_LIBS="${my_LIBS} -ldl -lpthread"
])
AM_COND_IF([OPENBSD], [
	my_LIBS="${my_LIBS} -L/usr/local/lib -lstdc++ -lpthread"
])
AM_COND_IF([WINDOWS], [
	AM_COND_IF([ENAB_RELEASE], [
		my_LDFLAGS="${my_LDFLAGS} -Wl,-subsystem,windows"
	], [
		my_LDFLAGS="${my_LDFLAGS} -Wl,-subsystem,console"
	])
	my_LDFLAGS="${my_LDFLAGS} -static-libgcc -static-libstdc++"
	my_LIBS="${my_LIBS} -lwinmm -luuid -lole32 -lws2_32 -ladvapi32 -lshell32 -luser32 -lkernel32 -lgdi32 -loleaut32 -lcomdlg32 -limm32 -lwinspool"
])

AC_SUBST(CUSTOMDEFINES)
AC_SUBST(MOCDEFINES)

CFLAGS="$CFLAGS ${CUSTOMDEFINES} ${my_CPPFLAGS} ${my_CFLAGS}"
CXXFLAGS="$CXXFLAGS ${CUSTOMDEFINES} ${my_CPPFLAGS} ${my_CXXFLAGS}"
LDFLAGS="$LDFLAGS ${my_LDFLAGS}"
LIBS="$LIBS ${my_LIBS}"

AC_CONFIG_FILES([
Makefile
misc/punes.desktop
misc/Makefile
src/Makefile
src/audio/Makefile
src/c++/Makefile
src/extra/Makefile
src/core/Makefile
src/gui/Makefile
src/video/Makefile
])
AC_OUTPUT