tl;dr running make help prints:
Usage: make TARGET
help:
Print this help
hello:
Print hello and exit
Really, that's pretty much it.
world:
Print world and exit
Created
March 13, 2020 08:35
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amazing-makefile
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| help: | |
| @: # Print this help | |
| @printf 'Usage: make TARGET\n' | |
| @awk ' \ | |
| /^[^\t:]+:/ { \ | |
| split($$0, s, ":"); \ | |
| cmd=s[1]; \ | |
| } /^\t@: #/ { \ | |
| split($$0, t, ": # "); \ | |
| body=t[2]; \ | |
| doprnt=1; \ | |
| } { \ | |
| if (doprnt == 1) { \ | |
| if (cmd != "") { \ | |
| printf("\n\033[33m%s\033[0m:\n", cmd); \ | |
| cmd="" \ | |
| }; \ | |
| printf("\t%s\n", body); \ | |
| doprnt=0; \ | |
| body=""; \ | |
| }; \ | |
| } \ | |
| ' Makefile | |
| hello: | |
| @: # Print hello and exit | |
| @: # | |
| @: # Really, that's pretty much it. | |
| echo hello | |
| world: | |
| @: # Print world and exit | |
| echo world | |
| .PHONY: help hello world |
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