From: earnie_boyd AT yahoo DOT com (Earnie Boyd) Subject: Re: When is \n converted to \r\n? and why? 31 Oct 1998 23:15:13 -0800 Message-ID: <19981031135247.13267.rocketmail.cygnus.gnu-win32@send1b.yahoomail.com> Reply-To: earnie_boyd AT yahoo DOT com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: Larry Hall , Urban Widmark , gnu-win32 AT cygnus DOT com ---Larry Hall wrote: > > At 04:18 PM 10/28/98 +0100, Urban Widmark wrote: > >(using cygwin32 19.3 & 19.1?) > > > >If I create a small example file: > > > >$ echo a > xx > >$ ls -l xx > >-rw-r--r-- 1 544 everyone 3 Oct 28 15:43 xx > > > >it will contain "a\r\n" since I use the default (non-binary mounts) > > > >But if I do: > >$ echo a | wc -c > > 2 > > > >I get only 2 chars ... ok, so the translation is done when writing to > >disk. Then something like this will fail: > > > >$ echo a | tr -d '\r' > yy > >$ ls -l yy > >-rw-r--r-- 1 544 everyone 3 Oct 28 15:48 yy > > > >So how am I supposed to remove the \r from the echo output? Well, I know > >non-cygwin ways to remove the \r, the issue is if this is a tr bug, a > >cygwin conversion bug or ... > > Nope. Its not a tr or any other kind of bug. You said it yourself above. > Translation is done when writing to (and reading from) the disk. How can > tr be expected to remove something that doesn't exist. Remember, text/ > binary modes have to do with how things are written to files on the disk, > not how they are handled in stdin, stdout, pipes, and whatever. > `tr' should setmode(outdesc, O_BINARY) to avoid rewriting the \r. == - \\||// -------------o0O0--Earnie--0O0o-------------- -- earnie_boyd AT yahoo DOT com -- -- http://www.freeyellow.com/members5/gw32 -- ----------------ooo0O--O0ooo----------------- PS: Newbie's, you should visit my page. _________________________________________________________ DO YOU YAHOO!? Get your free @yahoo.com address at http://mail.yahoo.com - For help on using this list (especially unsubscribing), send a message to "gnu-win32-request AT cygnus DOT com" with one line of text: "help".