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-rw-r--r--erts/preloaded/src/zlib.erl72
1 files changed, 48 insertions, 24 deletions
diff --git a/erts/preloaded/src/zlib.erl b/erts/preloaded/src/zlib.erl
index 210532edac..71b730016d 100644
--- a/erts/preloaded/src/zlib.erl
+++ b/erts/preloaded/src/zlib.erl
@@ -349,10 +349,14 @@ getQSize(Z) ->
Compressed :: binary().
compress(Data) ->
Z = open(),
- deflateInit(Z, default),
- Bs = deflate(Z, Data, finish),
- deflateEnd(Z),
- close(Z),
+ Bs = try
+ deflateInit(Z, default),
+ B = deflate(Z, Data, finish),
+ deflateEnd(Z),
+ B
+ after
+ close(Z)
+ end,
iolist_to_binary(Bs).
-spec uncompress(Data) -> Decompressed when
@@ -364,10 +368,14 @@ uncompress(Data) ->
if
Size >= 8 ->
Z = open(),
- inflateInit(Z),
- Bs = inflate(Z, Data),
- inflateEnd(Z),
- close(Z),
+ Bs = try
+ inflateInit(Z),
+ B = inflate(Z, Data),
+ inflateEnd(Z),
+ B
+ after
+ close(Z)
+ end,
iolist_to_binary(Bs);
true ->
erlang:error(data_error)
@@ -383,10 +391,14 @@ uncompress(Data) ->
Compressed :: binary().
zip(Data) ->
Z = open(),
- deflateInit(Z, default, deflated, -?MAX_WBITS, 8, default),
- Bs = deflate(Z, Data, finish),
- deflateEnd(Z),
- close(Z),
+ Bs = try
+ deflateInit(Z, default, deflated, -?MAX_WBITS, 8, default),
+ B = deflate(Z, Data, finish),
+ deflateEnd(Z),
+ B
+ after
+ close(Z)
+ end,
iolist_to_binary(Bs).
-spec unzip(Data) -> Decompressed when
@@ -394,10 +406,14 @@ zip(Data) ->
Decompressed :: binary().
unzip(Data) ->
Z = open(),
- inflateInit(Z, -?MAX_WBITS),
- Bs = inflate(Z, Data),
- inflateEnd(Z),
- close(Z),
+ Bs = try
+ inflateInit(Z, -?MAX_WBITS),
+ B = inflate(Z, Data),
+ inflateEnd(Z),
+ B
+ after
+ close(Z)
+ end,
iolist_to_binary(Bs).
-spec gzip(Data) -> Compressed when
@@ -405,10 +421,14 @@ unzip(Data) ->
Compressed :: binary().
gzip(Data) ->
Z = open(),
- deflateInit(Z, default, deflated, 16+?MAX_WBITS, 8, default),
- Bs = deflate(Z, Data, finish),
- deflateEnd(Z),
- close(Z),
+ Bs = try
+ deflateInit(Z, default, deflated, 16+?MAX_WBITS, 8, default),
+ B = deflate(Z, Data, finish),
+ deflateEnd(Z),
+ B
+ after
+ close(Z)
+ end,
iolist_to_binary(Bs).
-spec gunzip(Data) -> Decompressed when
@@ -416,10 +436,14 @@ gzip(Data) ->
Decompressed :: binary().
gunzip(Data) ->
Z = open(),
- inflateInit(Z, 16+?MAX_WBITS),
- Bs = inflate(Z, Data),
- inflateEnd(Z),
- close(Z),
+ Bs = try
+ inflateInit(Z, 16+?MAX_WBITS),
+ B = inflate(Z, Data),
+ inflateEnd(Z),
+ B
+ after
+ close(Z)
+ end,
iolist_to_binary(Bs).
-spec collect(zstream()) -> iolist().