Date: Sun, 24 Jun 2001 19:43:40 +0300 From: Valentin Nechayev <netch@iv.nn.kiev.ua> To: Stephen Montgomery-Smith <stephen@math.missouri.edu> Cc: freebsd-stable@FreeBSD.ORG, current@FreeBSD.ORG Subject: Re: Problems with md5 -p Message-ID: <20010624194339.A717@iv.nn.kiev.ua> In-Reply-To: <3B35F852.2290E18F@math.missouri.edu>; from stephen@math.missouri.edu on Sun, Jun 24, 2001 at 09:25:22AM -0500 References: <3B35F852.2290E18F@math.missouri.edu>
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Sun, Jun 24, 2001 at 09:25:22, stephen (Stephen Montgomery-Smith) wrote about "Problems with md5 -p":
I reproduce it stably on my -current. The second checksum is constant
and it is MD5 checksum of an empty stream:
root@iv:/usr/HEAD/src/sbin/md5##md5 </dev/null
d41d8cd98f00b204e9800998ecf8427e
A fix:
--- md5.c.orig Mon Jun 4 00:38:02 2001
+++ md5.c Sun Jun 24 19:37:13 2001
@@ -65,7 +65,7 @@
switch (ch) {
case 'p':
MDFilter(1);
- break;
+ exit(0);
case 'q':
qflag = 1;
break;
This avoids determination of other options, but this does not conflict
directly with man page.
Moreover such exit(0) should be applied not only with -p, but also with
-x, -t and -s: all these options should not gather any input files.
Patch is trivial.
> Suppose I have a file xxx. If I type
>
> md5 -p < xxx
>
> it should return the contents of the file followed by its md5 number:
>
> Some junk in the file
>
> 334911f8bcde69fe8edac561197e876f
>
> But now I get two numbers:
>
> Some junk in the file
>
> 334911f8bcde69fe8edac561197e876f
> d41d8cd98f00b204e9800998ecf8427e
>
> This is using FreeBSD stable of June 16. (Maybe this has been fixed
> more recently - please tell me of it has. It is a bit tricky for me to
> update sources because I use CTM which has been out recently - probably
> for just this very reason. But if I know the problem has been fixed
> then I will go through the effort of using cvsup.)
/netch
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