svn commit: r358527 - in stable/12: . share/mk
Dimitry Andric
dim at FreeBSD.org
Mon Mar 2 07:11:38 UTC 2020
Author: dim
Date: Mon Mar 2 07:11:37 2020
New Revision: 358527
URL: https://svnweb.freebsd.org/changeset/base/358527
Log:
MFC r358132:
Take LINKER_FREEBSD_VERSION from numerical field after dash
Summary:
With COMPILER_FREEBSD_VERSION, we use a numeric value that we bump each
time we make a change that requires re-bootstrapping, but with the
linker variant, we instead take the entire part after "FreeBSD", as in
this example version output:
LLD 9.0.1 (FreeBSD c1a0a213378a458fbea1a5c77b315c7dce08fd05-1300006) (compatible with GNU linkers)
E.g., LINKER_FREEBSD_VERSION is currently being set to
"c1a0a213378a458fbea1a5c77b315c7dce08fd05-1300006". This means that
*any* new upstream lld version will cause re-bootstrapping.
We should only look at the numerical field we append after a dash
instead. This review attempts to make it so.
The only thing I am not happy about is the post-processing of awk output
in Makefile.inc1. I notice that our awk does not have gensub(), so it
can't substitute a numbered sub-regex with \1, \2, etc. Suggestions
welcome. :)
Differential Revision: https://reviews.freebsd.org/D23691
Modified:
stable/12/Makefile.inc1
stable/12/share/mk/bsd.linker.mk
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/Makefile.inc1
==============================================================================
--- stable/12/Makefile.inc1 Mon Mar 2 06:35:26 2020 (r358526)
+++ stable/12/Makefile.inc1 Mon Mar 2 07:11:37 2020 (r358527)
@@ -280,9 +280,10 @@ WANT_LINKER_TYPE=
!make(test-system-compiler)
.if ${WANT_LINKER_TYPE} == "lld"
WANT_LINKER_FREEBSD_VERSION_FILE= lib/clang/include/VCSVersion.inc
-WANT_LINKER_FREEBSD_VERSION!= \
+_WANT_LINKER_FREEBSD_VERSION!= \
awk '$$2 == "LLD_REVISION" {gsub(/"/, "", $$3); print $$3}' \
${SRCDIR}/${WANT_LINKER_FREEBSD_VERSION_FILE} || echo unknown
+WANT_LINKER_FREEBSD_VERSION=${_WANT_LINKER_FREEBSD_VERSION:C/.*-(.*)/\1/}
WANT_LINKER_VERSION_FILE= lib/clang/include/lld/Common/Version.inc
WANT_LINKER_VERSION!= \
awk '$$2 == "LLD_VERSION" {split($$3, a, "."); print a[1] * 10000 + a[2] * 100 + a[3]}' \
Modified: stable/12/share/mk/bsd.linker.mk
==============================================================================
--- stable/12/share/mk/bsd.linker.mk Mon Mar 2 06:35:26 2020 (r358526)
+++ stable/12/share/mk/bsd.linker.mk Mon Mar 2 07:11:37 2020 (r358527)
@@ -63,9 +63,11 @@ _v= ${_ld_version:M[1-9]*.[0-9]*:[1]}
.elif ${_ld_version:[1]} == "LLD"
${X_}LINKER_TYPE= lld
_v= ${_ld_version:[2]}
-${X_}LINKER_FREEBSD_VERSION!= \
- ${${ld}} --version | \
- awk '$$3 ~ /FreeBSD/ {print substr($$4, 1, length($$4)-1)}'
+.if ${_ld_version:[3]} == "(FreeBSD"
+${X_}LINKER_FREEBSD_VERSION:= ${_ld_version:[4]:C/.*-(.*)\)/\1/}
+.else
+${X_}LINKER_FREEBSD_VERSION= 0
+.endif
.else
.warning Unknown linker from ${ld}=${${ld}}: ${_ld_version}, defaulting to bfd
${X_}LINKER_TYPE= bfd
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