1 dnl Process this file with autoconf to produce a configure script.

     2 AC_INIT(README)

     3 

     4 dnl Setup for automake

     5 SDL_VERSION=1.2.0

     6 AM_INIT_AUTOMAKE(SDL_tests, $SDL_VERSION)

     7 

     8 dnl Detect the canonical host and target build environment

     9 AC_CANONICAL_HOST

    10 AC_CANONICAL_TARGET

    11 

    12 dnl Check for tools

    13 

    14 AC_PROG_CC

    15 

    16 dnl Check for compiler environment

    17 

    18 AC_C_CONST

    19 

    20 dnl Figure out which math library to use

    21 case "$target" in

    22     *-*-cygwin* | *-*-mingw32*)

    23         MATHLIB=""

    24         SYS_GL_LIBS="-lopengl32"

    25         ;;

    26     *-*-beos*)

    27         MATHLIB=""

    28         SYS_GL_LIBS="-lGL"

    29         ;;

    30     *-*-darwin*)

    31         MATHLIB=""

    32         SYS_GL_LIBS=""

    33         ;;

    34     *-*-aix*)

    35         if test x$ac_cv_prog_gcc = xyes; then

    36             CFLAGS="-mthreads"

    37 	fi

    38         SYS_GL_LIBS=""

    39         ;;

    40     *)

    41         MATHLIB="-lm"

    42         AC_PATH_X

    43         AC_PATH_XTRA

    44         if test x$have_x = xyes; then

    45             CFLAGS="$CFLAGS $X_CFLAGS"

    46             SYS_GL_LIBS="$X_LIBS -lGL"

    47         else

    48             SYS_GL_LIBS="-lGL"

    49         fi

    50         ;;

    51 esac

    52 AC_SUBST(MATHLIB)

    53 

    54 dnl Check for SDL

    55 

    56 AM_PATH_SDL($SDL_VERSION,

    57             :,

    58 	    AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!])

    59 )

    60 CFLAGS="$CFLAGS $SDL_CFLAGS"

    61 LIBS="$LIBS $SDL_LIBS"

    62 

    63 dnl Check for OpenGL

    64 AC_MSG_CHECKING(for OpenGL support)

    65 have_opengl=no

    66 AC_TRY_COMPILE([

    67  #if defined(__APPLE__) && defined(__MACH__)

    68  #include <OpenGL/gl.h>

    69  #else

    70  #include <GL/gl.h>

    71  #endif

    72 ],[

    73 ],[

    74 have_opengl=yes

    75 ])

    76 AC_MSG_RESULT($have_opengl)

    77 if test x$have_opengl = xyes; then

    78     CFLAGS="$CFLAGS -DHAVE_OPENGL"

    79     GL_LIBS="$SYS_GL_LIBS"

    80 else

    81     GL_LIBS=""

    82 fi

    83 AC_SUBST(GL_LIBS)

    84 

    85 # Finally create all the generated files

    86 AC_OUTPUT([Makefile])