forked from bonsai/harakit
79 lines
2.1 KiB
Makefile
79 lines
2.1 KiB
Makefile
#!/usr/bin/env make
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# Copyright (c) 2024 DTB <trinity@trinity.moe>
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# SPDX-License-Identifier: FSFAP
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#
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# Copying and distribution of this file, with or without modification, are
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# permitted in any medium without royalty provided the copyright notice and this
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# notice are preserved. This file is offered as-is, without any warranty.
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BIN = build/bin
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MAKE = make -B
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DEFENDANTS = dj false intcmp strcmp true
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.PHONY: all $(DEFENDANTS)
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all: $(DEFENDANTS)
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$(BIN)/dj:
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$(MAKE) dj
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$(BIN)/false:
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$(MAKE) false
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$(BIN)/intcmp:
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$(MAKE) intcmp
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$(BIN)/strcmp:
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$(MAKE) strcmp
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$(BIN)/true:
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$(MAKE) true
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dj: $(BIN)/dj $(BIN)/strcmp
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sh -c "! $(BIN)/dj -h"
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# This test is theoretically Linux-dependent; write(2) should return -1 on
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# error.
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# Right now dj(1) interprets the return value of write(2) as the amount of
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# bytes written. This can decrement the stored quantity of bytes written,
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# which is an int, so doesn't underflow but goes negative. dj(1) tries to
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# again to write(2) if an error occurs in which no bytes are written, so in
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# total two write(2)s are attempted and so the written byte quantity is -2.
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# This is a bug and will change, but for now is at least documented.
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sh -ec "\
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$(BIN)/dj -Hi /dev/zero -o /dev/full \
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| xargs -I out $(BIN)/strcmp '1+0 > 0+0; 1024 > -2' out"
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# Read nothing from /dev/null, write nothing to /dev/null.
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sh -ec "\
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$(BIN)/dj -Hi /dev/null -o /dev/null \
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| xargs -I out $(BIN)/strcmp '0+0 > 0+0; 0 > 0' out"
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false: $(BIN)/false
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sh -c "! $(BIN)/false"
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sh -c "! $(BIN)/false -h"
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intcmp: $(BIN)/intcmp
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$(BIN)/intcmp -e 3 3 3
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$(BIN)/intcmp -g 3 2 1
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$(BIN)/intcmp -l 1 2 3
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$(BIN)/intcmp -ge 3 3 1
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$(BIN)/intcmp -le 1 3 3
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$(BIN)/intcmp -gl 1 2 3
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$(BIN)/intcmp -egl 3 1 1 2
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sh -c "! $(BIN)/intcmp -e 1 2 3"
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sh -c "! $(BIN)/intcmp -g 1 3 3"
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sh -c "! $(BIN)/intcmp -l 3 3 1"
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sh -c "! $(BIN)/intcmp -ge 1 2 3"
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sh -c "! $(BIN)/intcmp -le 3 2 1"
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sh -c "! $(BIN)/intcmp -gl 3 3 3"
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sh -c "! $(BIN)/intcmp -egl foo"
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strcmp: $(BIN)/strcmp
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$(BIN)/strcmp equals equals
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sh -c "! $(BIN)/strcmp inequals equals"
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$(BIN)/strcmp - -
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sh -c "! $(BIN)/strcmp -h"
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sh -c "! $(BIN)/strcmp nocmp"
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true:
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$(BIN)/true
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$(BIN)/true -h
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