File 0001-link-command-line-libs-to-temp-so.patch of Package ghc

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File 0001-link-command-line-libs-to-temp-so.patch of Package ghc (Revision e33b46951cd795851ab7a9988575255a)

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From 4177e22ecf45b33758d19780dbf4ab32fed6cbac Mon Sep 17 00:00:00 2001
From: Peter Trommler <peter.trommler@th-nuernberg.de>
Date: Mon, 14 Dec 2015 19:16:22 +0100
Subject: [PATCH 1/1] link command line libs to temp so

Symbols in libraries specified on the GHCis command line are
not available to compiled modules because shared libraries
are loaded with local scope. So we link all libraries specified
on the command line into each temporary shared library.
---
 compiler/ghci/Linker.hs | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

Index: ghc-7.10.3/compiler/ghci/Linker.hs
===================================================================
--- ghc-7.10.3.orig/compiler/ghci/Linker.hs
+++ ghc-7.10.3/compiler/ghci/Linker.hs
@@ -818,11 +818,14 @@ dynLoadObjs :: DynFlags -> PersistentLin
 dynLoadObjs _      pls []   = return pls
 dynLoadObjs dflags pls objs = do
     let platform = targetPlatform dflags
+    let minus_ls = [ lib | Option ('-':'l':lib) <- ldInputs dflags ]
+    let minus_big_ls = [ lib | Option ('-':'L':lib) <- ldInputs dflags ]
     (soFile, libPath , libName) <- newTempLibName dflags (soExt platform)
     let -- When running TH for a non-dynamic way, we still need to make
         -- -l flags to link against the dynamic libraries, so we turn
         -- Opt_Static off
         dflags1 = gopt_unset dflags Opt_Static
+
         dflags2 = dflags1 {
                       -- We don't want the original ldInputs in
                       -- (they're already linked in), but we do want
@@ -838,7 +841,16 @@ dynLoadObjs dflags pls objs = do
                                  , Option ("-Wl," ++ lp)
                                  , Option ("-l" ++  l)
                                  ])
-                            (temp_sos pls),
+                            (temp_sos pls)
+                        ++ concatMap
+                             (\lp ->
+                                 [ Option ("-L" ++ lp)
+                                 , Option ("-Wl,-rpath")
+                                 , Option ("-Wl," ++ lp)
+                                 ])
+                             minus_big_ls
+                        ++ map (\l -> Option ("-l" ++ l)) minus_ls,
+                      -- add -l options and -L options from dflags
                       -- Even if we're e.g. profiling, we still want
                       -- the vanilla dynamic libraries, so we set the
                       -- ways / build tag to be just WayDyn.
@@ -1031,6 +1043,7 @@ data LibrarySpec
 
    | Framework String   -- Only used for darwin, but does no harm
 
+
 -- If this package is already part of the GHCi binary, we'll already
 -- have the right DLLs for this package loaded, so don't try to
 -- load them again.

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File 0001-link-command-line-libs-to-temp-so.patch of Package ghc (Revision e33b46951cd795851ab7a9988575255a)

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