1# $FreeBSD: src/share/mk/bsd.cpu.mk,v 1.2.2.5 2002/07/19 08:09:32 ru Exp $ 2 3# include compiler-specific bsd.cpu.mk. Note that CCVER may or may not 4# be passed as an environment variable. If not set we make it consistent 5# within make but do not otherwise export it. 6# 7# _CCVER is used to detect changes to CCVER made in Makefile's after the 8# fact. 9# 10# HOST_CCVER is used by the native system compiler and defaults to CCVER. 11# It is not subject to local CCVER overrides in Makefiles and it is inherited 12# by all sub-makes. 13# 14# If the host system does not have the desired compiler for HOST_CCVER 15# we back off to something it probably does have. 16 17_DEFAULT_CCVER= gcc50 18_DEFAULT_BINUTILSVER= binutils225 19 20CCVER ?= ${_DEFAULT_CCVER} 21_CCVER := ${CCVER} 22.if exists(/usr/libexec/${_CCVER}/cc) || exists(/usr/libexec/custom/cc) 23HOST_CCVER?= ${_CCVER} 24.else 25HOST_CCVER?= ${_DEFAULT_CCVER} 26.endif 27 28.if exists(/usr/libexec/${_DEFAULT_BINUTILSVER}/elf/as) 29HOST_BINUTILSVER?= ${_DEFAULT_BINUTILSVER} 30.else 31HOST_BINUTILSVER!= basename `find -s /usr/libexec/binutils* -depth 0 | tail -1` 32.endif 33 34.if defined(FORCE_CPUTYPE) 35CPUTYPE= ${FORCE_CPUTYPE} 36.endif 37 38.if defined(CCVER_BSD_CPU_MK) 39. if ${CCVER_BSD_CPU_MK} != "" 40. include "${CCVER_BSD_CPU_MK}" 41. endif 42.elif ${CCVER} == gcc47 43. include <bsd.cpu.gcc47.mk> 44.elif ${CCVER} == gcc50 45. include <bsd.cpu.gcc50.mk> 46.else 47. include <bsd.cpu.custom.mk> 48.endif 49 50# /usr/bin/cc depend on the CCVER environment variable, make sure CCVER is 51# exported for /usr/bin/cc and friends. Note that CCVER is unsupported when 52# cross compiling from 4.x or older versions of DFly and should not be set 53# by the user. 54# 55.export CCVER 56.export HOST_CCVER 57 58# We can reassign _CPUCFLAGS and CFLAGS will evaluate properly to the 59# new value, we do not have to add the variable to CFLAGS twice. 60# 61.if !defined(NO_CPU_CFLAGS) && !defined(_CPUCFLAGS_ASSIGNED) 62_CPUCFLAGS_ASSIGNED=TRUE 63CFLAGS += ${_CPUCFLAGS} 64.endif 65 66