linux-kernel - Re: [PATCH] libtraceevent: allow custom libdir path

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Date:   Thu, 12 Dec 2019 14:55:31 -0300
From:   Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Arnaldo Carvalho de Melo <acme@...hat.com>,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        arnaldo.melo@...il.com, linux-kernel@...r.kernel.org,
        linux-trace-devel@...r.kernel.org
Subject: Re: [PATCH] libtraceevent: allow custom libdir path

Em Thu, Dec 12, 2019 at 11:19:00AM -0500, Steven Rostedt escreveu:
> 
> Arnaldo,
> 
> Can you pull this patch in?
> 
> Reviewed-by: Steven Rostedt (VMware) <rostedt@...dmis.org>

Sure, applied.

- Arnaldo
 
> -- Steve
> 
> 
> On Sat,  7 Dec 2019 11:14:40 +0000
> Sudip Mukherjee <sudipm.mukherjee@...il.com> wrote:
> 
> > When I use prefix=/usr and try to install libtraceevent in my laptop it
> > tries to install in /usr/lib64. I am not having any folder as /usr/lib64
> > and also the debian policy doesnot allow installing in /usr/lib64. It
> > should be in /usr/lib/x86_64-linux-gnu/.
> > 
> > Quote: No package for a 64 bit architecture may install files in
> > 	/usr/lib64/ or in a subdirectory of it.
> > ref: https://www.debian.org/doc/debian-policy/ch-opersys.html
> > 
> > Make it more flexible by allowing to mention libdir_relative while
> > installing so that distros can mention the path according to their policy
> > or use the default one.
> > 
> > Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@...il.com>
> > ---
> > 
> > Hi Steve,
> > 
> > And yet another one (hopefully the final one for now). I know I missed
> > the merge window, but your Ack should be ok.
> > 
> >  tools/lib/traceevent/Makefile         | 5 +++--
> >  tools/lib/traceevent/plugins/Makefile | 5 +++--
> >  2 files changed, 6 insertions(+), 4 deletions(-)
> > 
> > diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile
> > index c5a03356a999..7e2450ddd7e1 100644
> > --- a/tools/lib/traceevent/Makefile
> > +++ b/tools/lib/traceevent/Makefile
> > @@ -39,11 +39,12 @@ DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))'
> >  
> >  LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1)
> >  ifeq ($(LP64), 1)
> > -  libdir_relative = lib64
> > +  libdir_relative_temp = lib64
> >  else
> > -  libdir_relative = lib
> > +  libdir_relative_temp = lib
> >  endif
> >  
> > +libdir_relative ?= $(libdir_relative_temp)
> >  prefix ?= /usr/local
> >  libdir = $(prefix)/$(libdir_relative)
> >  man_dir = $(prefix)/share/man
> > diff --git a/tools/lib/traceevent/plugins/Makefile b/tools/lib/traceevent/plugins/Makefile
> > index f440989fa55e..edb046151305 100644
> > --- a/tools/lib/traceevent/plugins/Makefile
> > +++ b/tools/lib/traceevent/plugins/Makefile
> > @@ -32,11 +32,12 @@ DESTDIR_SQ = '$(subst ','\'',$(DESTDIR))'
> >  
> >  LP64 := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1)
> >  ifeq ($(LP64), 1)
> > -  libdir_relative = lib64
> > +  libdir_relative_tmp = lib64
> >  else
> > -  libdir_relative = lib
> > +  libdir_relative_tmp = lib
> >  endif
> >  
> > +libdir_relative ?= $(libdir_relative_tmp)
> >  prefix ?= /usr/local
> >  libdir = $(prefix)/$(libdir_relative)
> >  

-- 

- Arnaldo