Limit upper versions of Alex and Happy
authorJan Stolarek <jan.stolarek@p.lodz.pl>
Wed, 18 Sep 2013 07:47:58 +0000 (08:47 +0100)
committerJan Stolarek <jan.stolarek@p.lodz.pl>
Wed, 18 Sep 2013 07:47:58 +0000 (08:47 +0100)
This is temporary until new bool primops have been pushed.

aclocal.m4

index 151cc2e..1e628b1 100644 (file)
@@ -869,6 +869,11 @@ then
     FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-lt],[1.16],
       [AC_MSG_ERROR([Happy version 1.16 or later is required to compile GHC.])])[]
 fi
+if test ! -f compiler/parser/Parser.hs || test ! -f compiler/cmm/CmmParse.hs || test ! -f compiler/parser/ParserCore.hs
+then
+    FP_COMPARE_VERSIONS([$fptools_cv_happy_version],[-gt],[1.18.11],
+      [AC_MSG_ERROR([Happy version 1.18.11 or earlier is required to compile GHC.])])[]
+fi
 HappyVersion=$fptools_cv_happy_version;
 AC_SUBST(HappyVersion)
 ])
@@ -898,6 +903,11 @@ then
     FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[2.1.0],
       [AC_MSG_ERROR([Alex version 2.1.0 or later is required to compile GHC.])])[]
 fi
+if test ! -f compiler/cmm/CmmLex.hs || test ! -f compiler/parser/Lexer.hs
+then
+    FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-gt],[3.0.5],
+      [AC_MSG_ERROR([Alex version 3.0.5 or earlier is required to compile GHC.])])[]
+fi
 if test ! -f utils/haddock/src/Haddock/Lex.hs
 then
     FP_COMPARE_VERSIONS([$fptools_cv_alex_version],[-lt],[3.0],