Diff for generic readme and generic-build script
Alan Miles
miles0201@cox.net
Wed Nov 19 01:04:00 GMT 2003
Igor,
Fixed the script patch as per your comment about -i. The `e [COMMAND]' is
still valid, as replacing it with 'r -' did not work.
Alan
-----Original Message-----
From: Igor Pechtchanski [mailto:pechtcha@cs.nyu.edu]
Sent: November 18, 2003 13:02
To: alan.miles@ieee.org
Cc: cygwin@cygwin.com
Subject: Re: Diff for generic readme and generic-build script
On Mon, 17 Nov 2003, Alan Miles wrote:
> [snip]
> 7/ Note: the -i option to sed (quoting the man page for sed):
>
> -i[suffix], --in-place[=suffix]
> edit files in place (makes backup if extension supplied)
>
> Extended sed command:
>
> `e [COMMAND]'
> This command allows one to pipe input from a shell command into
> pattern space. Without parameters, the `e' command executes the
> command that is found in pattern space and replaces the pattern
> space with the output; a trailing new-line is suppressed.
>
> If a parameter is specified, instead, the `e' command interprets
> it as a command and sends it to the output stream (like `r' does).
> The command can run across multiple lines, all but the last
> ending with a back-slash.
>
> In both cases, the results are undefined if the command to be
> executed contains a NUL character.
>
> These together constitute the operation of the modifications.
Note: the -i option to sed is buggy, as it will go into an infinite loop
if /tmp is not writable (which does happen occasionally with Cygwin).
It's better to use explicit redirection and renaming instead.
Igor
--
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