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13 lines
372 B
Text
13 lines
372 B
Text
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dnl $FreeBSD$
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dnl $OpenBSD: src/regress/usr.bin/m4/patterns.m4,v 1.4 2003/06/08 20:11:45 espie Exp $
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patsubst(`quote s in string', `(s)', `\\\1')
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patsubst(`check whether subst
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over several lines
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works as expected', `^', `>>>')
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patsubst(`# This is a line to zap
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# and a second line
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keep this one', `^ *#.*
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')
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dnl Special case: empty regexp
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patsubst(`empty regexp',`',`a ')
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