ash: printf problem interpreting octal escape sequences

[Alexander Kriegisch]

Oh, I forgot: echo -n does not have this problem:

$ echo -en '\057usr\057bin\n'
/usr/bin

$ echo -en '\0057usr\0057bin\n'
/usr/bin


Alexander Kriegisch, 04.03.2012 00:45:
> $ uname -a
> Linux fb7270 2.6.19.2 #1 Fri Feb 24 02:09:03 CET 2012 mips GNU/Linux
> 
> $ busybox --help | head -n 1
> BusyBox v1.19.4 (2012-03-01 12:42:09 CET) multi-call binary.
> 
> # Okay
> $ printf "%b" '\057usr\057bin\n'
> /usr/bin
> 
> # Not okay
> $ printf "%b" '\0057usr\0057bin\n'
> 7usr7bin
> 
> Maybe somebody can fix this? If I can provide more info, please let me know.