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the unmarshaller should not be disposed twice in case of error

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This commit is contained in:
krangelov
2021-08-12 14:16:19 +02:00
parent 3578355bd0
commit a8403d48fa
1 changed files with 6 additions and 12 deletions
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18
src/runtime/haskell/PGF2.hsc
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@@ -70,11 +70,9 @@ readPGF fpath =
then do fptr <- newForeignPtr pgf_free_fptr c_pgf
return (PGF fptr Map.empty)
else if ex_type == (#const PGF_EXN_SYSTEM_ERROR)
then do freeUnmarshaller u
errno <- (#peek PgfExn, code) c_exn
then do errno <- (#peek PgfExn, code) c_exn
ioError (errnoToIOError "readPGF" (Errno errno) Nothing (Just fpath))
else do freeUnmarshaller u
c_msg <- (#peek PgfExn, msg) c_exn
else do c_msg <- (#peek PgfExn, msg) c_exn
msg <- peekCString c_msg
free c_msg
throwIO (PGFError msg)
@@ -96,11 +94,9 @@ bootNGF pgf_path ngf_path =
then do fptr <- newForeignPtr pgf_free_fptr c_pgf
return (PGF fptr Map.empty)
else if ex_type == (#const PGF_EXN_SYSTEM_ERROR)
then do freeUnmarshaller u
errno <- (#peek PgfExn, code) c_exn
then do errno <- (#peek PgfExn, code) c_exn
ioError (errnoToIOError "bootNGF" (Errno errno) Nothing (Just pgf_path))
else do freeUnmarshaller u
c_msg <- (#peek PgfExn, msg) c_exn
else do c_msg <- (#peek PgfExn, msg) c_exn
msg <- peekCString c_msg
free c_msg
throwIO (PGFError msg)
@@ -121,11 +117,9 @@ readNGF fpath =
then do fptr <- newForeignPtr pgf_free_fptr c_pgf
return (PGF fptr Map.empty)
else if ex_type == (#const PGF_EXN_SYSTEM_ERROR)
then do freeUnmarshaller u
errno <- (#peek PgfExn, code) c_exn
then do errno <- (#peek PgfExn, code) c_exn
ioError (errnoToIOError "readPGF" (Errno errno) Nothing (Just fpath))
else do freeUnmarshaller u
c_msg <- (#peek PgfExn, msg) c_exn
else do c_msg <- (#peek PgfExn, msg) c_exn
msg <- peekCString c_msg
free c_msg
throwIO (PGFError msg)