X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=configure.in;h=b020a3a4beeb7805bca0a2dbbef6b53cd8cdf7ee;hb=7a69908aee3b965bbd081dec581ed2d41a3f284a;hp=c53a15188dee4a6c761f0941ff9ad8ceac6d8fd7;hpb=cd580b86ee046b12e656d95c3444e1725a0353e1;p=ghc-hetmet.git

diff --git a/configure.in b/configure.in
index c53a151..b020a3a 100644
--- a/configure.in
+++ b/configure.in
@@ -16,6 +16,9 @@ dnl
 # First off, a distrib sanity check..
 AC_INIT(mk/config.mk.in)
 
+dnl * We require autoconf version 2.53 due to the use of AC_SYS_LARGEFILE
+AC_PREREQ(2.52)
+
 dnl * Declare subdirectories that have a private configure script
 dnl
 dnl After the toplevel configuration is complete, the script will recurse into
@@ -536,6 +539,17 @@ AC_ARG_ENABLE(hopengl,
 )
 AC_SUBST(GhcLibsWithHOpenGL)
 
+dnl ** .NET interop support?
+dnl --------------------------------------------------------------
+AC_ARG_ENABLE(dotnet,
+[  --enable-dotnet
+        Build .NET interop layer.
+],
+[DotnetSupport=YES; AC_DEFINE(WANT_DOTNET_SUPPORT)],
+[DotnetSupport=NO]
+)
+AC_SUBST(DotnetSupport)
+
 dnl --------------------------------------------------------------
 dnl End of configure script option section
 dnl --------------------------------------------------------------
@@ -1053,11 +1067,8 @@ dnl ** check for math library
 FPTOOLS_CHECK_LIBM()
 AC_SUBST(LIBM)
 
-case $HostOS_CPP in
-cygwin32) ;;
-mingw32)  ;;
-*) AC_PATH_XTRA() ;;
-esac
+dnl ** check for X Window System
+AC_PATH_XTRA()
 
 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
 if test $GhcLibsWithHOpenGL = YES ; then
@@ -1252,11 +1263,6 @@ AC_C_PROTOTYPES
 
 dnl ** are we big endian?
 AC_C_BIGENDIAN
-# Allay users' general fear of warnings of any kind.
-errprint(fptools configure script wizard sez: autoconf-2.50 or later should produce no warnings
-)
-errprint(if you are using 2.13 or earlier, you may get a (harmless) warning message.
-)
 
 dnl ** check for leading underscores in symbol names
 FPTOOLS_UNDERSCORE