Re: [PATCH] perf tools: Speed up the perf build time by simplifyingthe perf --version string generation
From: Arnaldo Carvalho de Melo
Date: Tue Oct 30 2012 - 05:49:49 EST
Em Tue, Oct 30, 2012 at 10:43:38AM +0100, Ingo Molnar escreveu:
>
> * Arnaldo Carvalho de Melo <acme@xxxxxxxxxxxxx> wrote:
>
> > Em Tue, Oct 30, 2012 at 09:46:00AM +0100, Ingo Molnar escreveu:
> > > +++ b/tools/perf/util/PERF-VERSION-GEN
> > > @@ -12,7 +12,7 @@ LF='
> > > # First check if there is a .git to get the version from git describe
> > > # otherwise try to get the version from the kernel makefile
> > > if test -d ../../.git -o -f ../../.git &&
> > > - VN=$(git describe --match 'v[0-9].[0-9]*' --abbrev=4 HEAD 2>/dev/null) &&
> > > + VN=$(echo $(git tag --list "v[0-9].[0-9]*" | tail -1)"-g"$(git log -1 --abbrev=4 --pretty=format:"%h" HEAD) 2>/dev/null) &&
> >
> > [acme@sandy linux]$ make -j8 -C tools/perf/ O=/home/acme/git/build/perf install
> > make: Entering directory `/home/git/linux/tools/perf'
> > error: unknown option `list'
> > usage: git tag [-a|-s|-u <key-id>] [-f] [-m <msg>|-F <file>] <tagname>
> > [<head>]
> >
> > <SNIP>
> >
> > [acme@sandy linux]$ git --version
> > git version 1.7.1
>
> Does -l work?
Yes, changed that and applied, thanks!
- Arnaldo
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