Re: [PATCH 1/4] tools lib traceevent: Add install_headers target

[Jiri Olsa <jolsa@redhat.com>]

On Tue, Aug 02, 2016 at 11:19:08AM +0900, Namhyung Kim wrote:
> Hi Jiri,
> 
> On Mon, Aug 01, 2016 at 07:41:29PM +0200, Jiri Olsa wrote:
> > Adding install_headers target to install all headers
> > under 'include/traceevent' path, like:
> > 
> >   $ make DESTDIR=/tmp/krava prefix=/usr install_headers
> >   $ find /tmp/krava/ -type f
> >   /tmp/krava/usr/include/traceevent/kbuffer.h
> >   /tmp/krava/usr/include/traceevent/event-utils.h
> >   /tmp/krava/usr/include/traceevent/event-parse.h
> > 
> > Cc: Steven Rostedt <rostedt@goodmis.org>
> > Link: http://lkml.kernel.org/n/tip-if70lj3zhdc3csdqm5webjvc@git.kernel.org
> > Signed-off-by: Jiri Olsa <jolsa@kernel.org>
> > ---
> >  tools/lib/traceevent/Makefile | 8 +++++++-
> >  1 file changed, 7 insertions(+), 1 deletion(-)
> > 
> > diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile
> > index 7851df1490e0..8e44bea646ee 100644
> > --- a/tools/lib/traceevent/Makefile
> > +++ b/tools/lib/traceevent/Makefile
> > @@ -240,7 +240,7 @@ define do_install
> >  	if [ ! -d '$(DESTDIR_SQ)$2' ]; then		\
> >  		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$2';	\
> >  	fi;						\
> > -	$(INSTALL) $1 '$(DESTDIR_SQ)$2'
> > +	$(INSTALL) $(if $3,-m $3,) $1 '$(DESTDIR_SQ)$2'
> >  endef
> >  
> >  define do_install_plugins
> > @@ -264,6 +264,12 @@ install_plugins: $(PLUGINS)
> >  	$(call QUIET_INSTALL, trace_plugins) \
> >  		$(call do_install_plugins, $(PLUGINS))
> >  
> > +install_headers:
> > +	$(call QUIET_INSTALL, headers) \
> > +		$(call do_install,event-parse.h,$(prefix)/include/traceevent,644); \
> > +		$(call do_install,event-utils.h,$(prefix)/include/traceevent,644); \
> > +		$(call do_install,kbuffer.h,$(prefix)/include/traceevent,644)
> 
> For possible future changes, what about making it to use the wildcard
> somehow?  Or else, we could define HEADER_FILES variable..

right we can.. but I dont expect increase of header files any time soon ;-)

jirka