AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
fi
-dnl ** Building a Win32-friendlier compiler?
-dnl --------------------------------------------------------------
-AC_ARG_ENABLE(minimal-unix-deps,
-[ --enable-minimal-unix-deps
- Build a compiler that minimizes dependencies on Unix-like tools
- under Win32, allowing the user to operate the compiler without
- having to install Cygwin toolchain (say). (You still need
- that toolchain to build GHC from sources though).
-],
-[MinimalUnixDeps=YES],
-[MinimalUnixDeps=NO]
-)
-AC_SUBST(MinimalUnixDeps)
-
dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
dnl --------------------------------------------------------------
AC_ARG_ENABLE(hopengl,
dnl ** does the C compiler support the following options?
FPTOOLS_CC_FLAG(-mwin32,CC_SUPPORTS_MWIN32)
+if test -n "$CC_SUPPORS_MWIN32"; then
+ AC_MSG_ERROR([A mingwin gcc is required to build GHC on Windows.])
+fi
FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
EXTRA_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $CC_SUPPORTS_MWIN32"