Why does pipeline work this way?

[Maarten Litmaath]

In article <1989Dec16.133416.3855 at virtech.uucp> cpcahil at virtech.uucp (Conor P. Cahill) writes:
\... If you really want this functionality, get the gnu grep sources and add
\a parameter to stop looking after the first match [...]

Or use sed:

	$ SED="
		/$pattern/!d
		p
		q
	"
	$ sed "$SED" file
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 Maarten Litmaath @ VU Amsterdam:  maart at cs.vu.nl,  uunet!mcsun!botter!maart