[Buildroot] Strange error when set root password in buildroot

[Woody Wu]

On Fri, Jul 26, 2013 at 12:25:33PM +0200, Thomas De Schampheleire wrote:
> On Fri, Jul 26, 2013 at 11:31 AM, Woody Wu <narkewoody at gmail.com> wrote:
> > On Thu, Jul 25, 2013 at 10:25:38AM +0200, Thomas De Schampheleire wrote:
> >> Hi,
> >>
> >> On Thu, Jul 25, 2013 at 4:42 AM, Woody Wu <narkewoody at gmail.com> wrote:
> >> > Hi,
> >> >
> >> > Today I just set the root password in buildroot. Then I got strange
> >> > error when building:
> >> >
> >> > /usr/bin/sed -i -e 's,^root:[^:]*:,root:usage: mkpasswd [args] [user]   where arguments are:     -l #      (length of password, default = 9)     -d #      (min # of digits, default = 2)     -c #      (min # of lowercase chars, default = 2)     -C #      (min # of uppercase chars, default = 2)     -s #      (min # of special chars, default = 1)     -v        (verbose, show passwd interaction)     -p prog   (program to set password, default = passwd):,' /home/woody/src/buildroot-2013.05/output/target/etc/shadow
> >> > /usr/bin/sed: -e expression #1, char 109: unknown option to `s'
> >> > make: *** [target-root-passwd] Error 1
> >> >
> >> > What's the problem? Thanks.
> >>
> >> It seems that the mkpasswd on your system is not the same type as
> >> buildroot expects.
> >> Buildroot runs mkpasswd with '-m <method>', which does not seem to be
> >> present on your mkpasswd.
> >>
> >> What Linux system is this?
> >> What is the output of:
> >> which mkpasswd
> >> and
> >> mkpasswd -V
> >>
> >> (I think the latter will not work in your case anyway, in my case it's:
> >>
> >> $ mkpasswd -V
> >> mkpasswd 5.0.19
> >>
> >
> > sorry, now I understand what you mean.  My linux is slackware linux, the
> > mkpasswd located in /usr/bin/mkpasswd, which even don't support -V or
> > --version to check its version number. And, yes, you are right, my
> > 'mkpasswd' does not recognize '-m' option.
> 
> I'm not sure. Either we have to change buildroot to detect whether -m
> is available before using it (if not, it will probably default to
> md5). Or we need to find another solution.
> 
> Just a wild guess, can you check if there are other mkpasswd's available?
> ls -l /bin/mkpasswd /usr/bin/mkpasswd /sbin/mkpasswd /usr/sbin/mkpasswd
> 
> A workaround for you is to change buildroot to remove the -m thing,
> but it's better if we fix it completely, I think.
> 
> Thanks,
> Thomas

There is no other mkpasswd on my slackware box. The only one comes from
the expect package. Would you please where to change the '-m' in
buildroot and how?  Thanks.

-- 
I can't go back to yesterday - because I was a different person then