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d510ecb42b
to avoid polluting sys.mk. This directive controls the addition of compiler warning flags to CFLAGS in a relatively compiler-neutral manner. The idea is that WARNS can be set in Makefile.inc or in individual Makefiles as they become clean, to prevent the introduction of new warnings in the code. -Werror is added by default
16 lines
420 B
Makefile
16 lines
420 B
Makefile
# $FreeBSD$
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# Search for kernel source tree in standard places.
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.for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. ${.CURDIR}/../../../.. /sys /usr/src/sys
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.if !defined(SYSDIR) && exists(${_dir}/conf/kmod.mk)
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SYSDIR= ${_dir}
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.endif
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.endfor
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.if !defined(SYSDIR) || !exists(${SYSDIR}/kern) || !exists(${SYSDIR}/conf/)
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.error "can't find kernel source tree"
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.endif
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.include "${SYSDIR}/conf/kmod.mk"
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.include <bsd.sys.mk>
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