Use := when assigning the result of $(wildcard ...)

[ghc-hetmet.git] / utils / ghc-cabal / Main.hs

diff --git a/utils/ghc-cabal/Main.hs b/utils/ghc-cabal/Main.hs
index 9cb9928..a4566f1 100644 (file)
--- a/utils/ghc-cabal/Main.hs
+++ b/utils/ghc-cabal/Main.hs
@@ -358,7 +358,7 @@ generate config_args distdir directory
                 variablePrefix ++ "_EXTRA_LIBRARIES = " ++ unwords (extraLibs bi),
                 variablePrefix ++ "_EXTRA_LIBDIRS = " ++ unwords (extraLibDirs bi),
                 variablePrefix ++ "_C_SRCS  = " ++ unwords (cSources bi),
-                variablePrefix ++ "_CMM_SRCS  = $(addprefix cbits/,$(notdir $(wildcard " ++ directory ++ "/cbits/*.cmm)))",
+                variablePrefix ++ "_CMM_SRCS  := $(addprefix cbits/,$(notdir $(wildcard " ++ directory ++ "/cbits/*.cmm)))",
                 variablePrefix ++ "_DATA_FILES = "    ++ unwords (dataFiles pd),
                 -- XXX This includes things it shouldn't, like:
                 -- -odir dist-bootstrapping/build
@@ -376,9 +376,14 @@ generate config_args distdir directory
                 variablePrefix ++ "_DEP_LIB_DIRS = "   ++ unwords (wrap $ forDeps Installed.libraryDirs),
                 variablePrefix ++ "_DEP_EXTRA_LIBS = " ++ unwords (forDeps Installed.extraLibraries),
                 variablePrefix ++ "_DEP_LD_OPTS = "    ++ unwords (forDeps Installed.ldOptions),
-                variablePrefix ++ "_BUILD_GHCI_LIB = " ++ boolToYesNo (withGHCiLib lbi)]
+                variablePrefix ++ "_BUILD_GHCI_LIB = " ++ boolToYesNo (withGHCiLib lbi),
+                "",
+                -- Sometimes we need to modify the automatically-generated package-data.mk
+                -- bindings in a special way for the GHC build system, so allow that here:
+                "$(eval $(" ++ directory ++ "_PACKAGE_MAGIC))"
+                ]
       writeFile (distdir ++ "/package-data.mk") $ unlines xs
-      writeFile (distdir ++ "/haddock-prologue.txt") $ 
+      writeFile (distdir ++ "/haddock-prologue.txt") $
           if null (description pd) then synopsis pd
                                    else description pd
   where