From 436e13f5661e1a42c3ce51c0712e93280c90b213 Mon Sep 17 00:00:00 2001 From: Simon Marlow Date: Wed, 13 May 2009 10:39:05 +0000 Subject: [PATCH] rejig ghc version test; fail if GHC version can't be determined --- configure.ac | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) diff --git a/configure.ac b/configure.ac index 57d3d31..cea9bc4 100644 --- a/configure.ac +++ b/configure.ac @@ -685,15 +685,8 @@ AC_ARG_ENABLE(bootstrap-with-devel-snapshot, if test "$WithGhc" != ""; then FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl - if test `expr $GhcMinVersion % 2` = "1"; then - echo $EnableBootstrapWithDevelSnaphost - if test "$EnableBootstrapWithDevelSnaphost" = "NO"; then - AC_MSG_ERROR([ - $WithGhc is a development snapshot of GHC, version $GhcVersion. - Bootstrapping using this version of GHC is not supported, and may not - work. Use --enable-bootstrap-with-devel-snapshot to try it anyway, - or --with-ghc to specify a different GHC to use.]) - fi + if test "$GhcMajVersion" = "unknown" -o "$GhcMinVersion" = "unknown"; then + AC_MSG_ERROR([Cannot determine the version of $WithGhc. Is it really GHC?]) fi AC_SUBST(GhcVersion)dnl @@ -825,6 +818,17 @@ if test "$BootingFromHc" = "NO" -a -d "$srcdir/compiler"; then fi FP_COMPARE_VERSIONS([$GhcVersion],[-lt],[6.6], [AC_MSG_ERROR([GHC version 6.6 or later is required to compile GHC.])])dnl + + if test `expr $GhcMinVersion % 2` = "1"; then + echo $EnableBootstrapWithDevelSnaphost + if test "$EnableBootstrapWithDevelSnaphost" = "NO"; then + AC_MSG_ERROR([ + $WithGhc is a development snapshot of GHC, version $GhcVersion. + Bootstrapping using this version of GHC is not supported, and may not + work. Use --enable-bootstrap-with-devel-snapshot to try it anyway, + or --with-ghc to specify a different GHC to use.]) + fi + fi fi; # This uses GHC, so put it after the "GHC is required" check above: -- 1.7.10.4