Give warning at configure.ac, if SDL/GLEW is not available

diff --git a/configure.ac b/configure.ac
index baf06b8..06a906f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -33,8 +33,22 @@ AS_IF([test "x$with_sdl2" != xno], [PKG_CHECK_MODULES(sdl2, sdl2 >= 2.0, with_sd
 AS_IF([test "x$with_glew" != xno], [PKG_CHECK_MODULES(glew, glew >= 1.13, with_glew=yes, with_glew=no)])
 AM_CONDITIONAL(HAVE_SDL2, test "x$with_sdl2" == "xyes" )
 AM_CONDITIONAL(HAVE_GLEW, test "x$with_glew" == "xyes" )
-AS_IF([test "x$with_sdl2" == "xyes"],[AC_MSG_NOTICE( Compiling with SDL2 support )], [AC_MSG_NOTICE( SDL2 not supported. Consider adjusting the PKG_CONFIG_PATH environment variable if you installed software in a non-standard prefix. )])
-AS_IF([test "x$with_glew" == "xyes"],[AC_MSG_NOTICE( Compiling with GLEW support )], [AC_MSG_NOTICE( GLEW not supported. Consider adjusting the PKG_CONFIG_PATH environment variable if you installed software in a non-standard prefix. )])
+AS_IF([test "x$with_sdl2" == "xyes"],[AC_MSG_NOTICE( Compiling with SDL2 support )], [AC_MSG_NOTICE( SDL2 not supported.
+      
+Consider adjusting the PKG_CONFIG_PATH environment variable if you installed software in a non-standard prefix.
+
+**********************************************************************
+NOTE: This package is manatory. The games will not compile without it.
+**********************************************************************
+)])
+AS_IF([test "x$with_glew" == "xyes"],[AC_MSG_NOTICE( Compiling with GLEW support )], [AC_MSG_NOTICE( GLEW not supported.
+
+Consider adjusting the PKG_CONFIG_PATH environment variable if you installed software in a non-standard prefix.
+
+**********************************************************************
+NOTE: This package is manatory. The games will not compile without it.
+**********************************************************************
+)])
 
 AC_OUTPUT(
     src/libcpu/Makefile