svn commit: r298219 - head/share/mk
Konstantin Belousov
kostikbel at gmail.com
Thu Apr 21 18:19:43 UTC 2016
On Thu, Apr 21, 2016 at 09:13:00AM -0700, Bryan Drewery wrote:
> On 4/19/16 5:15 AM, Konstantin Belousov wrote:
> > On Mon, Apr 18, 2016 at 06:14:02PM +0000, Bryan Drewery wrote:
> >> Author: bdrewery
> >> Date: Mon Apr 18 18:14:02 2016
> >> New Revision: 298219
> >> URL: https://svnweb.freebsd.org/changeset/base/298219
> >>
> >> Log:
> >> Cause an error during 'make install' if trying to compile with CC.
> >>
> >> This is limited to src-tree builds, meaning not extended to ports or other
> >> out-of-tree builds.
> >>
> >> This will help ensure that read-only OBJDIRS will be respected at install-time
> >> by causing a more consistent failure for those who don't use a read-only
> >> OBJDIR. It also will cause Jenkins to yell. This is a better solution than
> >> trying to see CC=false as has been attempted and discussed before.
> >>
> >> Of course this is only relevant for files generated by CC.
> >>
> >> Disable this for META_MODE since it will detect the CFLAGS/command
> >> change and force a rebuild.
> >>
> >> Sponsored by: EMC / Isilon Storage Division
> >>
> >> Modified:
> >> head/share/mk/bsd.sys.mk
> >>
> >> Modified: head/share/mk/bsd.sys.mk
> >> ==============================================================================
> >> --- head/share/mk/bsd.sys.mk Mon Apr 18 18:13:58 2016 (r298218)
> >> +++ head/share/mk/bsd.sys.mk Mon Apr 18 18:14:02 2016 (r298219)
> >> @@ -178,6 +178,13 @@ ACFLAGS+= ${ACFLAGS.${.IMPSRC:T}}
> >> CFLAGS+= ${CFLAGS.${.IMPSRC:T}}
> >> CXXFLAGS+= ${CXXFLAGS.${.IMPSRC:T}}
> >>
> >> +.if defined(SRCTOP)
> >> +# Prevent rebuilding during install to support read-only objdirs.
> >> +.if make(install) && empty(.MAKE.MODE:Mmeta)
> >> +CFLAGS+= ERROR-tried-to-rebuild-during-make-install
> >> +.endif
> >> +.endif
> >> +
> >> # Tell bmake not to mistake standard targets for things to be searched for
> >> # or expect to ever be up-to-date.
> >> PHONY_NOTMAIN = analyze afterdepend afterinstall all beforedepend beforeinstall \
> >
> > It seems to cause the following behaviour:
> > make buildenv
> > cd lib/libthr
> > # make DEBUG_FLAGS=-g WITHOUT_TESTS=yes all install
>
> By the way, since r295646 it should be safe to use -j here. Let me know
> if you run into trouble with it.
You mean, that install -j does the right thing now ? Thanks.
>
> > cc -O2 -pipe -DPTHREAD_KERNEL -I/usr/home/kostik/work/build/bsd/DEV/src/lib/libthr/../libc/include -I/usr/home/kostik/work/build/bsd/DEV/src/lib/libthr/thread -I/usr/home/kostik/work/build/bsd/DEV/src/lib/libthr/../../include -I/usr/home/kostik/work/build/bsd/DEV/src/lib/libthr/arch/amd64/include -I/usr/home/kostik/work/build/bsd/DEV/src/lib/libthr/sys -I/usr/home/kostik/work/build/bsd/DEV/src/lib/libthr/../../libexec/rtld-elf -I/usr/home/kostik/work/build/bsd/DEV/src/lib/libthr/../../libexec/rtld-elf/amd64 -I/usr/home/kostik/work/build/bsd/DEV/src/lib/libthr/../libthread_db -Winline -fexceptions -D_PTHREAD_FORCED_UNWIND -D_PTHREADS_INVARIANTS -mno-mmx -mno-sse -mno-avx -g -MD -MP -MF.depend.thr_init.o -MTthr_init.o -std=gnu99 -Wsystem-headers -Werror -Wall -Wno-format-y2k -W -Wno-unused-parameter -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Wno-uninitialized -Wno-pointer-sign -Wno-empty-body -Wno-string-plus-int -Wno-unused-const-variable -Wno-tautological-compar
> e
> -Wno-unused-value -Wno-parentheses-equality -Wno-unused-function -Wno-enum-conversion -Wno-unused-local-typedef -Qunused-arguments ERROR-tried-to-rebuild-during-make-install -c /usr/home/kostik/work/build/bsd/DEV/src/lib/libthr/thread/thr_init.c -o thr_init.o
> > cc: error: no such file or directory: 'ERROR-tried-to-rebuild-during-make-install'
> > *** Error code 1
> >
> > Stop.
> > make[3]: stopped in /usr/home/kostik/work/build/bsd/DEV/src/lib/libthr
> >
> > Doing separate steps for all and install targets work, but before, it also
> > worked and was convenient to list sequential targets on the make command
> > line.
> >
>
> Fixed in r298413.
Yes, make all install worked.
Still, I do not think that the revision would help for any other target
used in-line with install. I believe it is sometimes useful, but more
rare than all install idiom.
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