[PATCH 05/10] libperf: Add _GNU_SOURCE define to compilation
Link: http://lkml.kernel.org/n/tip-m7t1e9kgea4jc3piyvjju...@git.kernel.org Signed-off-by: Jiri Olsa --- tools/perf/lib/Makefile | 1 + tools/perf/lib/tests/Makefile | 2 ++ 2 files changed, 3 insertions(+) diff --git a/tools/perf/lib/Makefile b/tools/perf/lib/Makefile index 0f233638ef1f..20396f68fcad 100644 --- a/tools/perf/lib/Makefile +++ b/tools/perf/lib/Makefile @@ -73,6 +73,7 @@ override CFLAGS += -Werror -Wall override CFLAGS += -fPIC override CFLAGS += $(INCLUDES) override CFLAGS += -fvisibility=hidden +override CFLAGS += -D_GNU_SOURCE all: diff --git a/tools/perf/lib/tests/Makefile b/tools/perf/lib/tests/Makefile index a43cd08c5c03..78c3d8c83c53 100644 --- a/tools/perf/lib/tests/Makefile +++ b/tools/perf/lib/tests/Makefile @@ -12,6 +12,8 @@ else CFLAGS := -g -Wall endif +CFLAGS += -D_GNU_SOURCE + all: include $(srctree)/tools/scripts/Makefile.include -- 2.21.0
Re: [PATCH 05/10] libperf: Add _GNU_SOURCE define to compilation
Why? Em Thu, Oct 17, 2019 at 12:59:13PM +0200, Jiri Olsa escreveu: > Link: http://lkml.kernel.org/n/tip-m7t1e9kgea4jc3piyvjju...@git.kernel.org > Signed-off-by: Jiri Olsa > --- > tools/perf/lib/Makefile | 1 + > tools/perf/lib/tests/Makefile | 2 ++ > 2 files changed, 3 insertions(+) > > diff --git a/tools/perf/lib/Makefile b/tools/perf/lib/Makefile > index 0f233638ef1f..20396f68fcad 100644 > --- a/tools/perf/lib/Makefile > +++ b/tools/perf/lib/Makefile > @@ -73,6 +73,7 @@ override CFLAGS += -Werror -Wall > override CFLAGS += -fPIC > override CFLAGS += $(INCLUDES) > override CFLAGS += -fvisibility=hidden > +override CFLAGS += -D_GNU_SOURCE > > all: > > diff --git a/tools/perf/lib/tests/Makefile b/tools/perf/lib/tests/Makefile > index a43cd08c5c03..78c3d8c83c53 100644 > --- a/tools/perf/lib/tests/Makefile > +++ b/tools/perf/lib/tests/Makefile > @@ -12,6 +12,8 @@ else >CFLAGS := -g -Wall > endif > > +CFLAGS += -D_GNU_SOURCE > + > all: > > include $(srctree)/tools/scripts/Makefile.include > -- > 2.21.0 -- - Arnaldo
Re: [PATCH 05/10] libperf: Add _GNU_SOURCE define to compilation
On Fri, Oct 18, 2019 at 03:07:38PM -0300, Arnaldo Carvalho de Melo wrote: > > Why? it's passed when the library is compiled with perf, but not when you compile it standalone.. and 2 '-D_GNU_SOURCE' on command line are ok jirka > > > Em Thu, Oct 17, 2019 at 12:59:13PM +0200, Jiri Olsa escreveu: > > Link: http://lkml.kernel.org/n/tip-m7t1e9kgea4jc3piyvjju...@git.kernel.org > > Signed-off-by: Jiri Olsa > > --- > > tools/perf/lib/Makefile | 1 + > > tools/perf/lib/tests/Makefile | 2 ++ > > 2 files changed, 3 insertions(+) > > > > diff --git a/tools/perf/lib/Makefile b/tools/perf/lib/Makefile > > index 0f233638ef1f..20396f68fcad 100644 > > --- a/tools/perf/lib/Makefile > > +++ b/tools/perf/lib/Makefile > > @@ -73,6 +73,7 @@ override CFLAGS += -Werror -Wall > > override CFLAGS += -fPIC > > override CFLAGS += $(INCLUDES) > > override CFLAGS += -fvisibility=hidden > > +override CFLAGS += -D_GNU_SOURCE > > > > all: > > > > diff --git a/tools/perf/lib/tests/Makefile b/tools/perf/lib/tests/Makefile > > index a43cd08c5c03..78c3d8c83c53 100644 > > --- a/tools/perf/lib/tests/Makefile > > +++ b/tools/perf/lib/tests/Makefile > > @@ -12,6 +12,8 @@ else > >CFLAGS := -g -Wall > > endif > > > > +CFLAGS += -D_GNU_SOURCE > > + > > all: > > > > include $(srctree)/tools/scripts/Makefile.include > > -- > > 2.21.0 > > -- > > - Arnaldo