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author | June McEnroe <june@causal.agency> | 2020-12-27 22:11:35 -0500 |
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committer | June McEnroe <june@causal.agency> | 2020-12-27 22:11:35 -0500 |
commit | fe5829caffb9fb44a142f8ca9b0213304b0df84a (patch) | |
tree | 1dd744f2648ba894dff816afe48ab4157beafc80 /doc/zlib/gzbuffer.3 | |
parent | Add "this commit" option to switch form (diff) | |
parent | Replace Makefile with portable one (diff) | |
download | src-fe5829caffb9fb44a142f8ca9b0213304b0df84a.tar.gz src-fe5829caffb9fb44a142f8ca9b0213304b0df84a.zip |
Add 'doc/zlib/' from commit 'e1ebbcf0ed43f21dd504f1f109e5d12b6bc99460'
git-subtree-dir: doc/zlib git-subtree-mainline: bc52b7578b0ebfc228977342ac7bffc999212197 git-subtree-split: e1ebbcf0ed43f21dd504f1f109e5d12b6bc99460
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diff --git a/doc/zlib/gzbuffer.3 b/doc/zlib/gzbuffer.3 new file mode 100644 index 00000000..92438c48 --- /dev/null +++ b/doc/zlib/gzbuffer.3 @@ -0,0 +1,59 @@ +.Dd January 15, 2017 +.Dt GZBUFFER 3 +.Os +. +.Sh NAME +.Nm gzbuffer +.Nd set buffer size +. +.Sh LIBRARY +.Lb libz +. +.Sh SYNOPSIS +.In zlib.h +.Ft int +.Fn gzbuffer "gzFile file" "unsigned size" +. +.Sh DESCRIPTION +Set the internal buffer size +used by this library's functions. +The default buffer size is 8192 bytes. +This function must be called after +.Xr gzopen 3 +or +.Xr gzdopen 3 , +and before any other calls +that read or write the file. +The buffer memory allocation +is always deferred to the first read or write. +Three times that size in buffer space is allocated. +A larger buffer size of, +for example, +64K or 128K bytes +will noticeably increase the speed +of decompression (reading). +. +.Pp +The new buffer size also affects +the maximum length for +.Xr gzprintf 3 . +. +.Sh RETURN VALUES +.Fn gzbuffer +returns 0 on success, +or -1 on failure, +such as being called too late. +. +.Sh SEE ALSO +.Xr gzopen 3 , +.Xr gzprintf 3 +. +.Sh HISTORY +This manual page was converted from +.In zlib.h +to mdoc format by +.An June McEnroe Aq Mt june@causal.agency . +. +.Sh AUTHORS +.An Jean-loup Gailly Aq Mt jloup@gzip.org +.An Mark Adler Aq Mt madler@alumni.caltech.edu |