On Wed, 6 Apr 2016 16:23:23 -0400 Michael Stone <[email protected]> wrote:
> On Wed, Apr 06, 2016 at 10:10:26PM +0200, Mattias Andrée > wrote: > >We have now demonstrated that attempts to > >implement this functionally in shell script > >without -E is prone to errors in addition > >to being messy. > > Just wondering, what's the use case? > > Mike Stone > I just don't want a separate tool for it, and I especially do not want to see something like the suggested exists command for this — that is some harmful shit — but it could be useful on some more advanced shell scripts — you know how some people write entire programs in Bash, you do sometimes have to make this test in actual programs, such as diff and shred — and it is nice for completeness, just like there is flag for every file type including FIFO:s, sockets and even terminals.
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