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Date:   Tue, 16 Oct 2018 17:45:26 +0200
From:   Jiri Olsa <jolsa@redhat.com>
To:     Steven Rostedt <rostedt@goodmis.org>
Cc:     Jiri Olsa <jolsa@kernel.org>, lkml <linux-kernel@vger.kernel.org>,
        Tzvetomir Stoyanov <tz.stoyanov@gmail.com>,
        "Herton R. Krzesinski" <herton@redhat.com>
Subject: [PATCHv2 01/10] tools lib traceevent: Use LDFLAGS in the build
 commands
Message-ID: <20181016154526.GC6631@krava>
References: <20181016150614.21260-1-jolsa@kernel.org>
 <20181016150614.21260-2-jolsa@kernel.org>
 <20181016112136.3a72a452@gandalf.local.home>
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On Tue, Oct 16, 2018 at 11:21:36AM -0400, Steven Rostedt wrote:
> On Tue, 16 Oct 2018 17:06:06 +0200
> Jiri Olsa <jolsa@kernel.org> wrote:
> 
> > So user could specify outside LDFLAGS values.
> > 
> > Cc: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
> > Cc: Steven Rostedt <rostedt@goodmis.org>
> > Signed-off-by: Jiri Olsa <jolsa@kernel.org>
> > ---
> >  tools/lib/traceevent/Makefile | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile
> > index 0b4e833088a4..e535073c94ce 100644
> > --- a/tools/lib/traceevent/Makefile
> > +++ b/tools/lib/traceevent/Makefile
> > @@ -174,7 +174,7 @@ $(TE_IN): force
> >  	$(Q)$(MAKE) $(build)=libtraceevent
> >  
> >  $(OUTPUT)libtraceevent.so.$(EVENT_PARSE_VERSION): $(TE_IN)
> > -	$(QUIET_LINK)$(CC) --shared $^ -Wl,-soname,libtraceevent.so.$(EP_VERSION) -o $@
> > +	$(QUIET_LINK)$(CC) --shared $(LDFLAGS) $^ -Wl,-soname,libtraceevent.so.$(EP_VERSION) -o $@
> >  	@ln -sf $(@F) $(OUTPUT)libtraceevent.so
> >  	@ln -sf $(@F) $(OUTPUT)libtraceevent.so.$(EP_VERSION)
> >  
> > @@ -193,7 +193,7 @@ $(PLUGINS_IN): force
> >  	$(Q)$(MAKE) $(build)=$(plugin_obj)
> >  
> >  $(OUTPUT)%.so: $(OUTPUT)%-in.o
> > -	$(QUIET_LINK)$(CC) $(CFLAGS) -shared -nostartfiles -o $@ $^
> > +	$(QUIET_LINK)$(CC) -shared $(LDFLAGS) -nostartfiles -o $@ $^
> 
> 
> I'm guessing that the CFLAGS are not needed here, but shouldn't that
> also be mentioned in the change log?

yep, sry.. v2 attached

thanks,
jirka


---
So user could specify outside LDFLAGS values.

Also moving out CFLAGS from link command,
because it's not needed there.

Cc: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
 tools/lib/traceevent/Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile
index 0b4e833088a4..e535073c94ce 100644
--- a/tools/lib/traceevent/Makefile
+++ b/tools/lib/traceevent/Makefile
@@ -174,7 +174,7 @@ $(TE_IN): force
 	$(Q)$(MAKE) $(build)=libtraceevent
 
 $(OUTPUT)libtraceevent.so.$(EVENT_PARSE_VERSION): $(TE_IN)
-	$(QUIET_LINK)$(CC) --shared $^ -Wl,-soname,libtraceevent.so.$(EP_VERSION) -o $@
+	$(QUIET_LINK)$(CC) --shared $(LDFLAGS) $^ -Wl,-soname,libtraceevent.so.$(EP_VERSION) -o $@
 	@ln -sf $(@F) $(OUTPUT)libtraceevent.so
 	@ln -sf $(@F) $(OUTPUT)libtraceevent.so.$(EP_VERSION)
 
@@ -193,7 +193,7 @@ $(PLUGINS_IN): force
 	$(Q)$(MAKE) $(build)=$(plugin_obj)
 
 $(OUTPUT)%.so: $(OUTPUT)%-in.o
-	$(QUIET_LINK)$(CC) $(CFLAGS) -shared -nostartfiles -o $@ $^
+	$(QUIET_LINK)$(CC) -shared $(LDFLAGS) -nostartfiles -o $@ $^
 
 define make_version.h
   (echo '/* This file is automatically generated. Do not modify. */';		\
-- 
2.17.2