5ac1e2631b
internals, just assign a pointer (eventually from argv.) while here also add a usage() function and error if more than one argument are passed.
23 lines
438 B
Makefile
23 lines
438 B
Makefile
PREFIX = /usr/local
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CFLAGS = -pedantic -Wall -Wextra -Wmissing-prototypes \
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-Werror -Wshadow -Wstrict-overflow -fno-strict-aliasing \
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-Wstrict-prototypes -Wwrite-strings \
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-Os
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all: iblock
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iblock: main.c
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${CC} ${CFLAGS} -o iblock main.c
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clean:
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rm -f iblock
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install: iblock
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install -o root -g wheel iblock ${PREFIX}/sbin/
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test: clean iblock
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@printf "hello\n" | nc -4 localhost 666
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@printf "hello\n" | nc -6 localhost 666
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