diff options
Diffstat (limited to 'doc/redirfd.html')
| -rw-r--r-- | doc/redirfd.html | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/doc/redirfd.html b/doc/redirfd.html index bb5a5fb..9dbe409 100644 --- a/doc/redirfd.html +++ b/doc/redirfd.html @@ -26,7 +26,7 @@ executes a program. <h2> Interface </h2> <pre> - redirfd [ -r | -w | -u | -a | -c | -x ] [ -n ] [ -b ] <em>fd</em> <em>file</em> <em>prog...</em> + redirfd [ -r | -w | -u | -a | -x ] [ -n ] [ -b ] <em>fd</em> <em>file</em> <em>prog...</em> </pre> <p> @@ -37,7 +37,7 @@ to <em>file</em>, then execs into <em>prog...</em>. <h2> Options </h2> <p> - One and only one of the -r, -w, -u, -a, -c, or -x options must be given; + One and only one of the -r, -w, -u, -a, or -x options must be given; the -n and -b options may be added in any case. </p> @@ -46,7 +46,6 @@ the -n and -b options may be added in any case. <li> <tt>-w</tt> : open <em>file</em> for writing, truncating it if it already exists. </li> <li> <tt>-u</tt> : open <em>file</em> for reading and writing. </li> <li> <tt>-a</tt> : open <em>file</em> for appending, creating it if it doesn't exist. </li> - <li> <tt>-c</tt> : open <em>file</em> for appending. Do not create it if it doesn't exist. </li> <li> <tt>-x</tt> : open <em>file</em> for writing, creating it, failing if it already exists. </li> <li> <tt>-n</tt> : open <em>file</em> in non-blocking mode. </li> <li> <tt>-b</tt> : change mode of <em>file</em> after opening it: @@ -65,9 +64,6 @@ to blocking mode if it was. </li> <tt>sh -c 'exec prog... <em>n</em><><em>file</em>'</tt></li> <li> <tt>redirfd -a <em>n</em> <em>file</em> prog...</tt> is roughly equivalent to <tt>sh -c 'exec prog... <em>n</em>>><em>file</em>'</tt></li> - <li> <tt>redirfd -c <em>n</em> <em>file</em> prog...</tt> has no portable -shell equivalent. Some shells provide the <em>noclobber</em> option for -a similar feature. </li> <li> <tt>redirfd -x <em>n</em> <em>file</em> prog...</tt> has no portable shell equivalent. </li> </ul> |