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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/gzflush.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/gzflush.3 b/doc/zlib/gzflush.3 new file mode 100644 index 00000000..476f7c09 --- /dev/null +++ b/doc/zlib/gzflush.3 @@ -0,0 +1,73 @@ +.Dd January 15, 2017 +.Dt GZFLUSH 3 +.Os +. +.Sh NAME +.Nm gzflush +.Nd flush output to compressed file +. +.Sh LIBRARY +.Lb libz +. +.Sh SYNOPSIS +.In zlib.h +.Ft int +.Fn gzflush "gzFile file" "int flush" +. +.Sh DESCRIPTION +Flushes all pending output +into the compressed file. +The parameter +.Fa flush +is as in the +.Xr deflate 3 +function. +.Fn gzflush +is only permitted when writing. +. +.Pp +If the +.Fa flush +parameter is +.Dv Z_FINISH , +the remaining data is written +and the gzip stream +is completed in the output. +If +.Xr gzwrite 3 +is called again, +a new gzip stream +will be started in the output. +.Xr gzread 3 +is able to read +such concatenated gzip streams. +. +.Pp +.Fn gzflush +should be called only when strictly necessary +because it will degrade compression +if called too often. +. +.Sh RETURN VALUES +The return value +is the zlib error number +.Po +see function +.Xr gzerror 3 +.Pc . +. +.Sh SEE ALSO +.Xr deflate 3 , +.Xr gzerror 3 , +.Xr gzread 3 , +.Xr gzwrite 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 |