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author | Petr Baudis <pasky@ucw.cz> | 2012-04-12 21:00:49 +0200 |
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committer | Andreas Jaeger <aj@suse.de> | 2012-04-12 21:00:49 +0200 |
commit | 247c3ede396bf000b6e095e5d2b361aa329fc180 (patch) | |
tree | 7b44875951a3bc3b25fba3cc4647540eda325e0b | |
parent | 55939d6d451a357b0af1f74c03a003e844170720 (diff) | |
download | glibc-247c3ede396bf000b6e095e5d2b361aa329fc180.zip glibc-247c3ede396bf000b6e095e5d2b361aa329fc180.tar.gz glibc-247c3ede396bf000b6e095e5d2b361aa329fc180.tar.bz2 |
Fix description of user provided write function
[BZ #2074]
* stdio.texi (Hook Functions): The user provided writer function
is not allowed to return -1.
-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | manual/stdio.texi | 3 |
2 files changed, 8 insertions, 1 deletions
@@ -1,3 +1,9 @@ +2012-04-12 Petr Baudis <pasky@ucw.cz> + + [BZ #2074] + * stdio.texi (Hook Functions): The user provided writer function + is not allowed to return -1. + 2012-04-11 David S. Miller <davem@davemloft.net> * sysdeps/sparc/fpu/libm-test-ulps: Update. diff --git a/manual/stdio.texi b/manual/stdio.texi index e870afb..c58ca22 100644 --- a/manual/stdio.texi +++ b/manual/stdio.texi @@ -5021,7 +5021,8 @@ ssize_t @var{writer} (void *@var{cookie}, const char *@var{buffer}, size_t @var{ This is very similar to the @code{write} function; see @ref{I/O Primitives}. Your function should transfer up to @var{size} bytes from the buffer, and return the number of bytes written. You can return a -value of @code{-1} to indicate an error. +value of @code{0} to indicate an error. You must not return any +negative value. You should define the function to perform seek operations on the cookie as: |