# Version 2.2.2_g

AC_INIT(configure.in)
AC_PREREQ([2.50])

CXXFLAGS=$CXXFLAGS
AC_PROG_CXX
AM_CONFIG_HEADER(config.h)

OBJDIR=obj
if test "`uname -a | grep -is cygwin`" -o "`uname -a | grep -is mingw`"; then
	ARCH=win32
	OBJDIR=winobj
	CPPFLAGS="$CPPFLAGS -DUSE_WIN32"
elif test "`uname -a | grep -is bsd`"; then
	ARCH=bsd
	CPPFLAGS="$CPPFLAGS -DBSD"
elif test "`uname -a | grep -is beos`"; then
	ARCH=beos
	CPPFLAGS="$CPPFLAGS -DUSE_BEOS"
elif test "`uname -a | grep -is darwin`"; then
	ARCH=macosx
	CPPFLAGS="$CPPFLAGS -DUSE_MAC"
else
	ARCH=linux
	LDFLAGS="$LDFLAGS -lfftw3"
fi

if test "$ARCH" = "bsd" ; then
	CPPFLAGS="$CPPFLAGS -I/usr/X11R6/include -I/usr/local/include"
	LIBS="$LIBS -L/usr/local/lib"
fi

if test "$ARCH" = "macosx" ; then
	if test -d /usr/local/include; then
		CPPFLAGS="$CPPFLAGS -I/usr/local/include"
	fi
	if test -d /usr/local/lib; then
		LIBS="$LIBS -L/usr/local/lib"
	fi

	if test -d /sw/include; then
		CPPFLAGS="$CPPFLAGS -I/sw/include"
	fi
	if test -d /sw/lib; then
		LIBS="$LIBS -L/sw/lib"
	fi

	if test -d /opt/local/include; then
		CPPFLAGS="$CPPFLAGS -I/opt/local/include"
	fi
	if test -d /opt/local/lib; then
		LIBS="$LIBS -L/opt/local/lib"
	fi
fi


dnl --- EXTRA DIRS -------------
AC_ARG_WITH(extra-includes, 
	[  --with-extra-includes=DIR  [Location of additional include directiories]], CPPFLAGS="$CPPFLAGS -I$withval")
AC_ARG_WITH(extra-libs, 
	[  --with-extra-libs=DIR	  [Location of additional library directories]], LDFLAGS="$LDFLAGS -L$withval")

AC_CHECK_FUNCS(strcasestr)
AC_CHECK_FUNCS(strnlen)



AC_ARG_ENABLE(win32,
	[  --enable-win32	  Force win32, useful for cross-compiling (default: no)])
if test "$enable_win32" = "yes"; then
	ARCH=win32
	OBJDIR=winobj
	CPPFLAGS="$CPPFLAGS -DUSE_WIN32"
	PATH="/usr/local/cross/bin:$PATH"
fi

AC_SUBST(OBJDIR)

AC_ARG_ENABLE(static,
	[  --enable-static	  Compile a static binary (default: no)])
if test "$enable_static" = "yes"; then
	LDFLAGS="$LDFLAGS -static"
fi

AC_ARG_ENABLE(profile,
	[  --enable-profile	  Enable profiling support, implies --enable-debug (default: no)])
if test "$enable_profile" = "yes"; then
	CXXFLAGS="-pg"
fi

AC_ARG_ENABLE(debug,
	[  --enable-debug	  [Enable debug (default: no)]])
if test "$enable_debug" != "yes" -a "$enable_profile" != "yes"; then
	CXXFLAGS="$CXXFLAGS -O3 -Wall -ffast-math"
else
	CXXFLAGS="$CXXFLAGS -O0 -g -fsigned-char -Wsign-compare -Werror -Wall"
	CPPFLAGS="$CPPFLAGS -DDEBUG"
fi


CPPFLAGS="$CPPFLAGS `$SDLCONFIG --cflags`"
if test "$enable_static" != "yes"; then
	LDFLAGS="$LDFLAGS `$SDLCONFIG --libs`"
else
	LDFLAGS="$LDFLAGS `$SDLCONFIG --static-libs`"
fi



if test "$prefix" = "NONE"; then
	PREFIX=/usr/local
else
	PREFIX="$prefix"
fi
AC_SUBST(PREFIX)

if test "$ARCH" = "win32"; then
	if test "`uname -a | grep -is cygwin`"; then
		LDFLAGS="$LDFLAGS -lwsock32 -lws2_32"
	else
		LDFLAGS="$LDFLAGS -lwsock32 -lws2_32 -lmingwex -lgmon"
	fi
fi

AC_SUBST(CPPFLAGS)
AC_SUBST(CXXFLAGS)
AC_SUBST(LDFLAGS)

if test "$ARCH" = "win32"; then
	if ! test -f Rules.make; then
		echo "include Rules.make.WIN32" >Rules.make
	else
		# touch it for dependency reasons
		touch Rules.make
	fi
	AC_CONFIG_FILES(Rules.make.WIN32:Rules.make.in)
else
	AC_CONFIG_FILES(Rules.make)
fi
AC_OUTPUT

# EOF #