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18 lines
367 B
Plaintext
18 lines
367 B
Plaintext
---
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syntax: markdown
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tags: [tldr, common]
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source: https://github.com/tldr-pages/tldr.git
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---
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# m4
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> Macro processor.
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> More information: <https://www.gnu.org/software/m4/manual/m4.html#Invoking-m4>.
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- Process macros in a file:
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`m4 {{path/to/file}}`
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- Define a macro before processing files:
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`m4 {{[-D|--define]}} {{macro_name}}={{macro_value}} {{path/to/file}}`
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