How can I pass a newline in the macro argument to m4

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I have an m4 template where I want to insert more than one line. In my template I have the placeholder __CODE__. Now I want to call m4 with something like

m4 -D__CODE__="foo\nbar" template.m4

but in the output I get

foo\nbar

in place of __CODE__. Any ideas how this could be done?

Asked by Thorsten (113 rep)

Jul 26, 2024, 07:08 AM
Last activity: Jul 26, 2024, 08:45 AM

How can I pass a newline in the macro argument to m4

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