X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=configure.ac;h=8645834d503a2a79a1caefc10d29c58cd854f8d6;hb=4f6437613948d90abc9f1e337ad6eb2209186526;hp=f22ffbe5714711cedfac363a2957f4d6d260aeed;hpb=cf071813ab8d7edd8ca92a2191812a96e9cb20f0;p=ghc-hetmet.git

diff --git a/configure.ac b/configure.ac
index f22ffbe..8645834 100644
--- a/configure.ac
+++ b/configure.ac
@@ -644,6 +644,14 @@ AC_ARG_WITH([ghc],
     AC_PATH_PROG([GHC], [ghc])
   fi
   WithGhc="$GHC"])
+# GHC is passed to Cabal, so we need a native path
+if test "x$HostPlatform"  = "xi386-unknown-mingw32" && \
+   test "${OSTYPE}"      != "msys"                  && \
+   test "${WithGhc}"     != ""
+then
+    # Canonicalise to <drive>:/path/to/ghc
+    WithGhc=`cygpath -m ${WithGhc}`
+fi
 AC_SUBST([WithGhc])
 
 AC_ARG_WITH(hc,