1dnl Checks for OpenGL 2AC_ARG_ENABLE(opengltest, 3 [ --disable-opengltest Do not try to compile and run a test OpenGL program], 4 , enable_opengltest=yes) 5AC_MSG_CHECKING(for OpenGL support) 6have_opengl=yes 7if test "x$enable_opengltest" = "xyes" ; then 8 AC_TRY_COMPILE([ 9 #include <GL/gl.h> 10 #include <GL/glu.h> 11 ],[ 12 ],[ 13 have_opengl=yes 14 ],[ 15 have_opengl=no 16 ]) 17fi 18 19AC_MSG_RESULT($have_opengl) 20if test x$have_opengl != xyes; then 21 AC_MSG_ERROR([*** Can't find the OpenGL library Try: http://www.opengl.org]) 22fi 23 24if test `uname -s` = FreeBSD; then 25 GL_LIBS="-lGL -lGLU -lGLEW" 26else 27 if test `uname -s` = Darwin; then 28 GL_LIBS="-framework OpenGL" 29 else 30 GL_LIBS="-lGL -lGLU -lpthread" 31 fi 32fi 33if test `uname -s` = DragonFly; then 34 GL_LIBS="-lGL -lGLU -lGLEW" 35fi 36 37AC_SUBST(GL_LIBS) 38 39