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Re: Does bash have a tool ?

On Sun, Mar 04, 2018 at 09:26:51AM -0600, Richard Owlett wrote:
> My eventual goal is to create a personalized FAQ.
> To that end I've collected all my outgoing mail which DOES NOT have "Re:" in
> the Subject into a single file {used standard SeaMonkey tools}.
> Using a text editor's search&replace function I've placed "KEY1" at the
> beginning of the body of each message. Similarly, I've placed "KEY2" at the
> end of each body.
> Searches led to <http://www.dsl.org/cookbook/cookbook_16.html> which
> describes tools to do word frequency tasks, primarily with bash builtins.
> First I need to eliminate the irrelevant text between "KEY2" of the previous
> message and "KEY1" of the message of interest. It should be straight forard
> to do in BASIC.

awk '/^KEY1$/,/^KEY2$/' infile > outfile

> But is there an already tested function for that?