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https://codeberg.org/kyonshi/ttrpg-fortunes.git
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b0aea6b533
This stops interference with package managers, who never respond kindly to outside interference.
43 lines
1.5 KiB
Makefile
43 lines
1.5 KiB
Makefile
########## Variables ##########
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fortune_directory = /usr/local/share/fortune
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# This just equals 'ttrpg.dat', but if someone wants to split it into separate
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# files, e.g. 'D20.dat' and 'WW.dat', the they would be included.
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dat_files = $(wildcard *.dat)
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# Each .dat file has a corresponding fortune file to be included. This
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# apparently convoluted mess is just here to select fortune files, and not the
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# Makefile and README.
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fortune_files = $(patsubst %.dat, %, $(dat_files))
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fortune_files += $(dat_files)
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# `patsubst` = 'path substitution', so
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# 'ttrpg' --> /usr/share/fortune/ttrpg
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# Now `make` knows (at long last) what you want installed.
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targets = $(patsubst %, $(fortune_directory)/%, $(fortune_files))
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########## Rules ##########
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.PHONY: install
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install: $(targets)
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# Ignore the `$(targets): ` section; the rule is about how to make
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# /usr/share/fortune/[that] from [this].
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# The next linen says you just install this (`$<`) from that (`$@`).
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# We use `install` rather than the more familiar `cp`, because cause back in the
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# days of Unix-yore, Xenox had a patent on the concept of a copy and
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# Mathematicians had to do their own legal work as international law hadn't been
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# established. Now I'd like to digress from my prepared remarks to discuss how
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# I invented the terlet...
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$(targets): $(fortune_directory)/%: % | $(fortune_directory)
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install -pm644 $< $@
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$(fortune_directory):
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mkdir $@
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uninstall:
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$(RM) $(targets)
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! test -d $(fortune_directory) || rmdir --ignore-fail-on-non-empty $(fortune_directory)
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