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Fetch the __FreeBSD_cc_version as COMPILER_FREEBSD_VERSION.

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Reviewed by:	brooks, bapt, dim
Sponsored by:	EMC / Isilon Storage Division
Differential Revision:	https://reviews.freebsd.org/D6356
This commit is contained in:
bdrewery 2016-05-21 01:32:13 +00:00
parent 66d4b4fc01
commit 50046941ad
1 changed files with 15 additions and 1 deletions
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16
share/mk/bsd.compiler.mk
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@ -14,6 +14,8 @@
# against 30300 for gcc likely isn't what you wanted (since versions of gcc
# prior to 4.2 likely have no prayer of working).
#
# COMPILER_FREEBSD_VERSION is the compiler's __FreeBSD_cc_version value.
#
# COMPILER_FEATURES will contain one or more of the following, based on
# compiler support for that feature:
#
@ -104,7 +106,8 @@ ccache-print-options: .PHONY
# Try to import COMPILER_TYPE and COMPILER_VERSION from parent make.
# The value is only used/exported for the same environment that impacts
# CC and COMPILER_* settings here.
_exported_vars= ${X_}COMPILER_TYPE ${X_}COMPILER_VERSION
_exported_vars= ${X_}COMPILER_TYPE ${X_}COMPILER_VERSION \
${X_}COMPILER_FREEBSD_VERSION
${X_}_cc_hash= ${${cc}}${MACHINE}${PATH}
${X_}_cc_hash:= ${${X_}_cc_hash:hash}
# Only import if none of the vars are set somehow else.
@ -128,6 +131,7 @@ ${var}= ${${var}.${${X_}_cc_hash}}
# generated files - thus there is no compiler.
${X_}COMPILER_TYPE= none
${X_}COMPILER_VERSION= 0
${X_}COMPILER_FREEBSD_VERSION= 0
.elif !defined(${X_}COMPILER_TYPE) || !defined(${X_}COMPILER_VERSION)
_v!= ${${cc}} --version || echo 0.0.0
@ -151,6 +155,15 @@ ${X_}COMPILER_VERSION!=echo "${_v:M[1-9].[0-9]*}" | awk -F. '{print $$1 * 10000
.endif
.undef _v
.endif
.if !defined(${X_}COMPILER_FREEBSD_VERSION)
${X_}COMPILER_FREEBSD_VERSION!= { echo "__FreeBSD_cc_version" | ${${cc}} -E - 2>/dev/null || echo __FreeBSD_cc_version; } | tail -n 1
# If we get a literal "__FreeBSD_cc_version" back then the compiler
# is a non-FreeBSD build that doesn't support it or some other error
# occurred.
.if ${${X_}COMPILER_FREEBSD_VERSION} == "__FreeBSD_cc_version"
${X_}COMPILER_FREEBSD_VERSION= unknown
.endif
.endif
.if ${${X_}COMPILER_TYPE} == "clang" || \
(${${X_}COMPILER_TYPE} == "gcc" && ${${X_}COMPILER_VERSION} >= 40800)
@ -163,6 +176,7 @@ ${X_}COMPILER_FEATURES=
# Use CC's values
X_COMPILER_TYPE= ${COMPILER_TYPE}
X_COMPILER_VERSION= ${COMPILER_VERSION}
X_COMPILER_FREEBSD_VERSION= ${COMPILER_FREEBSD_VERSION}
X_COMPILER_FEATURES= ${COMPILER_FEATURES}
.endif # ${cc} == "CC" || (${cc} == "XCC" && ${XCC} != ${CC})