f157c08992
Use ?= instead of += to set COPTS, and include DEFCOPTS to not drop
DEFCOPTS (usually -O2) from kernel compiles.
32 lines
994 B
Makefile
32 lines
994 B
Makefile
# $Id: cpuflags.mk,v 1.7 2002/08/05 13:17:11 abs Exp $
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# Makefile include fragment to simplify use of cpuflags in pkgsrc
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# abs@netbsd.org - freely distributable, no warrenties, stick no bills.
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# Try to optimise based on CPU
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# Does not affect any package that overrides CFLAGS/CXXFLAGS/CCOPTIONS
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# Sets five variables:
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#
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# CPU_FLAGS The output of cpuflags
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# CFLAGS Has CPU_FLAGS appended
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# CXXFLAGS Has CPU_FLAGS appended
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#
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# CPU_DIR CPU_FLAGS with spaces stripped (eg: for use in PACKAGES)
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.ifndef CPU_FLAGS
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CPU_FLAGS!=/usr/pkg/bin/cpuflags
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CPU_DIR!=echo ${CPU_FLAGS} | sed 's/ //'
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MAKEFLAGS+=CPU_FLAGS=${CPU_FLAGS} CPU_DIR="${CPU_DIR}" # For sub makes
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.endif
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.ifdef BSD_PKG_MK # Try to catch various package opts
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CFLAGS+=${CPU_FLAGS}
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CXXFLAGS+=${CPU_FLAGS}
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MAKE_FLAGS+=CCOPTIONS="${CPU_FLAGS}" # Override CCOPTIONS for imake
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.else # Assume in base system, only COPTS
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COPTS?=${CPU_FLAGS} ${DEFCOPTS}
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# Include ${DEFCOPTS} and set ?= to allow overriding in kernel builds
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.endif
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