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| author | Askar Safin <safinaskar@mail.ru> | 2016-03-10 19:58:23 +0100 |
|---|---|---|
| committer | Michael Kerrisk <mtk.manpages@gmail.com> | 2016-03-11 00:32:15 +0100 |
| commit | cc7b36035b40e4eddb9a1ff1e8122252e19c1bb6 (patch) | |
| tree | f10789493858bbaf6e061dcf1f875250744d0263 | |
| parent | 69fff5597032464ef0b863f0d4ce7dc532f654bd (diff) | |
| download | man-pages-cc7b36035b40e4eddb9a1ff1e8122252e19c1bb6.tar.gz | |
splice.2: Improve description of 0 return value.
See https://bugzilla.kernel.org/show_bug.cgi?id=90911
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
| -rw-r--r-- | man2/splice.2 | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/man2/splice.2 b/man2/splice.2 index 567502715f..3116404570 100644 --- a/man2/splice.2 +++ b/man2/splice.2 @@ -137,10 +137,13 @@ Upon successful completion, .BR splice () returns the number of bytes spliced to or from the pipe. -A return value of 0 means that there was no data to transfer, -and it would not make sense to block, because there are no -writers connected to the write end of the pipe referred to by -.IR fd_in . + +A return value of 0 means end of input. +If +.I fd_in +refers to a pipe, then this means that there was no data to transfer, +and it would not make sense to block because there are no writers +connected to the write end of the pipe. On error, .BR splice () |