slouken@0: dnl Process this file with autoconf to produce a configure script.
slouken@0: AC_INIT(README)
slouken@0: 
slouken@1550: dnl Detect the canonical build and host environments
slouken@1380: AC_CONFIG_AUX_DIRS($srcdir/../build-scripts)
slouken@1550: AC_CANONICAL_HOST
slouken@0: 
slouken@0: dnl Check for tools
slouken@0: 
slouken@0: AC_PROG_CC
slouken@0: 
slouken@0: dnl Check for compiler environment
slouken@0: 
slouken@0: AC_C_CONST
slouken@0: 
slouken@0: dnl Figure out which math library to use
slouken@1550: case "$host" in
slouken@0:     *-*-cygwin* | *-*-mingw32*)
slouken@1380:         EXE=".exe"
slouken@0:         MATHLIB=""
slouken@0:         SYS_GL_LIBS="-lopengl32"
slouken@0:         ;;
slouken@0:     *-*-beos*)
slouken@1380:         EXE=""
slouken@0:         MATHLIB=""
slouken@0:         SYS_GL_LIBS="-lGL"
slouken@0:         ;;
patmandin@991:     *-*-darwin* )
slouken@1380:         EXE=""
slouken@0:         MATHLIB=""
slouken@1813:         SYS_GL_LIBS="-Wl,-framework,OpenGL"
slouken@0:         ;;
slouken@0:     *-*-aix*)
slouken@1380:         EXE=""
slouken@0:         if test x$ac_cv_prog_gcc = xyes; then
slouken@0:             CFLAGS="-mthreads"
patmandin@978:         fi
slouken@0:         SYS_GL_LIBS=""
slouken@0:         ;;
patmandin@991:     *-*-mint*)
slouken@1380:         EXE=""
patmandin@991:         MATHLIB=""
patmandin@991:         AC_PATH_PROG(OSMESA_CONFIG, osmesa-config, no)
patmandin@991:         if test "x$OSMESA_CONFIG" = "xyes"; then
patmandin@991:             OSMESA_CFLAGS=`$OSMESA_CONFIG --cflags`
patmandin@991:             OSMESA_LIBS=`$OSMESA_CONFIG --libs`
patmandin@991:             CFLAGS="$CFLAGS $OSMESA_CFLAGS"
patmandin@991:             SYS_GL_LIBS="$OSMESA_LIBS"
patmandin@991:         else
patmandin@991:             SYS_GL_LIBS="-lOSMesa"
patmandin@991:         fi
slouken@3087:         ;;
slouken@3087:     *-*-qnx*)
slouken@3087:         EXE=""
slouken@3087:         MATHLIB=""
slouken@3087:         SYS_GL_LIBS="-lGLES_CM"
slouken@3087:         ;;
slouken@0:     *)
slouken@1380:         EXE=""
slouken@0:         MATHLIB="-lm"
slouken@1380:         SYS_GL_LIBS="-lGL"
slouken@0:         ;;
slouken@0: esac
slouken@1380: AC_SUBST(EXE)
slouken@0: AC_SUBST(MATHLIB)
slouken@0: 
slouken@0: dnl Check for SDL
slouken@1895: SDL_VERSION=1.3.0
slouken@0: AM_PATH_SDL($SDL_VERSION,
slouken@0:             :,
slouken@0: 	    AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!])
slouken@0: )
slouken@0: CFLAGS="$CFLAGS $SDL_CFLAGS"
slouken@0: LIBS="$LIBS $SDL_LIBS"
slouken@0: 
slouken@2138: dnl Check for X11 path, needed for OpenGL on some systems
slouken@2138: AC_PATH_X
slouken@2138: if test x$have_x = xyes; then
slouken@2138:     if test x$ac_x_includes = xno || test x$ac_x_includes = x; then
slouken@2138:         :
slouken@2138:     else
slouken@2138:         CFLAGS="$CFLAGS -I$ac_x_includes"
slouken@2138:     fi
slouken@2138:     if test x$ac_x_libraries = xno || test x$ac_x_libraries = x; then
slouken@2138:         :
slouken@2138:     else
slouken@2138:         XPATH="-L$ac_x_libraries"
slouken@2138:     fi
slouken@2138: fi
slouken@2138: 
slouken@0: dnl Check for OpenGL
slouken@0: AC_MSG_CHECKING(for OpenGL support)
slouken@0: have_opengl=no
slouken@0: AC_TRY_COMPILE([
slouken@292:  #include "SDL_opengl.h"
slouken@0: ],[
slouken@0: ],[
slouken@0: have_opengl=yes
slouken@0: ])
slouken@0: AC_MSG_RESULT($have_opengl)
slouken@3087: 
slouken@3087: dnl Check for OpenGL ES
slouken@3087: AC_MSG_CHECKING(for OpenGL ES support)
slouken@3087: have_opengles=no
slouken@3087: AC_TRY_COMPILE([
slouken@3087:  #if defined (__QNXNTO__)
slouken@3087:     #include <GLES/gl.h>
slouken@3087:  #elif defined (__IPHONEOS__)
slouken@3087:     #include <OpenGLES/ES1/gl.h>
slouken@3087:  #else
slouken@3087:     #error "No OpenGL ES support"
slouken@3087:  #endif /* __QNXNTO__ */
slouken@3087: ],[
slouken@3087: ],[
slouken@3087: have_opengles=yes
slouken@3087: ])
slouken@3087: AC_MSG_RESULT($have_opengles)
slouken@3090: 
slouken@3090: if test x$have_opengl = xyes; then
slouken@3090:     CFLAGS="$CFLAGS -DHAVE_OPENGL"
slouken@3090:     GLLIB="$XPATH $SYS_GL_LIBS"
slouken@3090: elif test x$have_opengles = xyes; then
slouken@3087:     CFLAGS="$CFLAGS -DHAVE_OPENGLES"
slouken@3087:     GLLIB="$XPATH $SYS_GL_LIBS"
slouken@3087: else
slouken@3087:     GLLIB=""
slouken@3087: fi
slouken@3087: 
slouken@1380: AC_SUBST(GLLIB)
slouken@0: 
slouken@3280: dnl Check for SDL_ttf
slouken@3280: AC_MSG_CHECKING(for SDL_ttf)
slouken@3280: have_SDL_ttf=no
slouken@3280: AC_TRY_COMPILE([
slouken@3280:  #include "SDL_ttf.h"
slouken@3280: ],[
slouken@3280: ],[
slouken@3280: have_SDL_ttf=yes
slouken@3280: ])
slouken@3280: AC_MSG_RESULT($have_SDL_ttf)
slouken@3280: 
slouken@3280: if test x$have_SDL_ttf = xyes; then
slouken@3280:     CFLAGS="$CFLAGS -DHAVE_SDL_TTF"
slouken@3280:     SDL_TTF_LIB="-lSDL_ttf"
slouken@3280: fi
slouken@3280: 
slouken@3280: AC_SUBST(SDL_TTF_LIB)
slouken@3280: 
slouken@1380: dnl Finally create all the generated files
slouken@0: AC_OUTPUT([Makefile])