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fix reference counting for concrete revisions

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krangelov
2021-11-09 08:02:20 +01:00
parent 73b52bf4b5
commit 1aacc34deb
3 changed files with 6 additions and 3 deletions
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2
src/runtime/haskell/PGF2/FFI.hsc
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@@ -66,6 +66,8 @@ foreign import ccall "pgf_free_revision" pgf_free_revision_ :: Ptr PgfDB -> Ptr
foreign import ccall "&pgf_free_revision" pgf_free_revision :: FinalizerEnvPtr PgfDB (PgfRevision PGF)
foreign import ccall "pgf_free_concr_revision" pgf_free_concr_revision_ :: Ptr PgfDB -> Ptr (PgfRevision Concr) -> IO ()
foreign import ccall "&pgf_free_concr_revision" pgf_free_concr_revision :: FinalizerEnvPtr PgfDB (PgfRevision Concr)
foreign import ccall "pgf_abstract_name"

3
src/runtime/haskell/PGF2/Transactions.hsc
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@@ -147,7 +147,8 @@ dropCategory name = Transaction $ \c_db c_revision c_exn ->
createConcrete :: ConcName -> Transaction Concr () -> Transaction PGF ()
createConcrete name (Transaction f) = Transaction $ \c_db c_revision c_exn ->
withText name $ \c_name -> do
c_concr_revision <- pgf_create_concrete c_db c_revision c_name c_exn
bracket (pgf_create_concrete c_db c_revision c_name c_exn)
(pgf_free_concr_revision_ c_db) $ \c_concr_revision ->
f c_db c_concr_revision c_exn
alterConcrete :: ConcName -> Transaction Concr () -> Transaction PGF ()