Using GNU m4 for basic stuff

Dec 24 2021

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How do I use ` normally??

define(`LQ',`changequote(<,>)`dnl'
changequote`'')

Use LQ() to use it.

How do I define stuff?

Via cli, similar to cc. -D FOO value
define(MENU_ICON, `assets/menu.png')


How do if ifdef?

ifdef(`DESKTOP', `
define(MENU_ICON, `assets/menu.png')
define(CLOSE_ICON, `assets/back.png')
')


How do I include?

include(main.css)


So should I use m4?

No. Don't walk, run away from m4. It's trash.