diff options
| -rw-r--r-- | doc/libstddjb/djbunix.html | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/doc/libstddjb/djbunix.html b/doc/libstddjb/djbunix.html index ff8b27d..cba4e11 100644 --- a/doc/libstddjb/djbunix.html +++ b/doc/libstddjb/djbunix.html @@ -90,8 +90,8 @@ but both ends of the created pipe are in non-blocking mode <em>and</em> close-on <p> <code> int fd_copy (int to, int from) </code> <br /> -Copies the open fd <em>from</em> to number <em>to</em>. <em>to</em> -must not refer to an already open fd. +Copies the open fd <em>from</em> to number <em>to</em>. If <em>to</em> +was already open, it is closed before the copy. Returns 0 if it succeeds, or -1 (and sets errno) if it fails. </p> @@ -104,8 +104,8 @@ Returns 0 if it succeeds, or -1 (and sets errno) if it fails. <p> <code> int fd_move (int to, int from) </code> <br /> -Moves the open fd <em>from</em> to number <em>to</em>. <em>to</em> -must not refer to an already open fd, unless it's equal to <em>from</em>. +Moves the open fd <em>from</em> to number <em>to</em>. If <em>to</em> +was already open, it is closed before the move. Returns 0 if it succeeds, or -1 (and sets errno) if it fails. </p> |