Backslashed escape sequences

Marc W. Abel me at marcabel.com
Fri Sep 19 01:02:53 UTC 2008


Gladly.  In a Linux console or xterm, you can

gnu-bash $ echo \\ec

    will clear the screen
    That's bash behavior, not coreutils echo behavior.

busybox $ echo \\ec

    will output "\ec" on the next line

any-shell-on-gnu-coreutils-system $ /bin/echo \\ec

    does what Busybox does

The FSF is not tremendously consistent across equivalent utilities; they
own the copyrights to bash's echo and coreutils's echo, yet they behave
differently.

There are parallels in gcc's c compiler.

Thanks!

Marc


On Fri, Sep 19, 2008 at 01:50:56AM +0200, Denys Vlasenko wrote:
> Please give an example where busybox's behavior differs from
> corresponding "standard" tool.



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