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Support XLD for setting X_LINKER_TYPE and X_LINKER_VERSION.

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This is similar to r300350 for bsd.compiler.mk.

MFC after:	2 weeks
Reviewed by:	emaste
Sponsored by:	Dell EMC Isilon
Differential Revision:	https://reviews.freebsd.org/D11309
This commit is contained in:
Bryan Drewery 2017-06-22 21:03:24 +00:00
parent 125902b6af
commit 08154765ca
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=320245
1 changed files with 20 additions and 6 deletions
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26
share/mk/bsd.linker.mk
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@ -9,25 +9,39 @@
# major * 10000 + minor * 100 + tiny
# It too can be overridden on the command line.
#
# These variables with an X_ prefix will also be provided if XLD is set.
#
# This file may be included multiple times, but only has effect the first time.
#
.if !target(__<bsd.linker.mk>__)
__<bsd.linker.mk>__:
_ld_version!= ${LD} --version 2>/dev/null | head -n 1 || echo none
.for ld X_ in LD $${_empty_var_} XLD X_
.if ${ld} == "LD" || !empty(XLD)
.if ${ld} == "LD" || (${ld} == "XLD" && ${XLD} != ${LD})
_ld_version!= ${${ld}} --version 2>/dev/null | head -n 1 || echo none
.if ${_ld_version} == "none"
.error Unable to determine linker type from LD=${LD}
.error Unable to determine linker type from ${ld}=${${ld}}
.endif
.if ${_ld_version:[1..2]} == "GNU ld"
LINKER_TYPE= binutils
${X_}LINKER_TYPE= binutils
_v= ${_ld_version:[3]}
.elif ${_ld_version:[1]} == "LLD"
LINKER_TYPE= lld
${X_}LINKER_TYPE= lld
_v= ${_ld_version:[2]}
.else
.error Unknown linker from LD=${LD}: ${_ld_version}
.error Unknown linker from ${ld}=${${ld}}: ${_ld_version}
.endif
LINKER_VERSION!=echo "${_v:M[1-9].[0-9]*}" | awk -F. '{print $$1 * 10000 + $$2 * 100 + $$3;}'
${X_}LINKER_VERSION!= echo "${_v:M[1-9].[0-9]*}" | \
awk -F. '{print $$1 * 10000 + $$2 * 100 + $$3;}'
.undef _ld_version
.undef _v
.endif # ${ld} == "LD" || (${ld} == "XLD" && ${XLD} != ${LD})
.endif # ${ld} == "LD" || !empty(XLD)
.endfor # .for ld in LD XLD
.endif # !target(__<bsd.linker.mk>__)