Mercurial > hg > octave-lojdl > gnulib-hg
changeset 4045:4827e45aba29
(SAFE_READ_ERROR): Define.
author | Jim Meyering <jim@meyering.net> |
---|---|
date | Mon, 02 Dec 2002 06:40:00 +0000 |
parents | c5aa8e0dbf7b |
children | c66afe793700 |
files | lib/safe-read.h |
diffstat | 1 files changed, 4 insertions(+), 2 deletions(-) [+] |
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--- a/lib/safe-read.h +++ b/lib/safe-read.h @@ -17,7 +17,9 @@ #include <stddef.h> +#define SAFE_READ_ERROR ((size_t) -1) + /* Read up to COUNT bytes at BUF from descriptor FD, retrying if interrupted. - Return the actual number of bytes read, zero for EOF, or (size_t) -1 - for an error. */ + Return the actual number of bytes read, zero for EOF, or SAFE_READ_ERROR + upon error. */ extern size_t safe_read (int fd, void *buf, size_t count);