X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=aclocal.m4;h=d660017da6656bdbd8f1449cbb89864bc3665ca9;hb=f257e94329e61fb040acb10c41f8c44ed7b437ce;hp=eac0625c1d2df5dab921d103cd5173d6133a8196;hpb=907d2e9d423a243cac5bc8ea421442de2a54b41b;p=ghc-hetmet.git

diff --git a/aclocal.m4 b/aclocal.m4
index eac0625..d660017 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -694,6 +694,19 @@ ifelse($#, [1], [dnl
 ])dnl
 
 
+AC_DEFUN(FPTOOLS_GHC_HAS_READLINE,
+[AC_CACHE_CHECK([whether ghc has readline package], [fptools_ghc_has_readline],
+[if "${GhcPkgCmd-ghc-pkg}" --show-package readline >/dev/null 2>&1; then
+    fptools_ghc_has_readline='yes';
+    GhcHasReadline='YES';
+ else
+    fptools_ghc_has_readline='no';
+    GhcHasReadline='NO';
+ fi
+ AC_SUBST(GhcHasReadline)
+])
+])
+
 dnl ** Map an arithmetic C type to a Haskell type.
 dnl    Based on autconf's AC_CHECK_SIZEOF.