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authorWang YanQing <udknight@gmail.com>2017-02-12 10:46:55 +0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-02-13 17:22:32 -0300
commitd7dd112ea5cacf91ae72c0714c3b911eb6016fea (patch)
treeec789af7564a1c6ef54a90b7a28d603c526eff3c /tools
parentbe57b3fd218ad4a19725ac4bd53e67b2ede42a9d (diff)
downloadlinux-d7dd112ea5cacf91ae72c0714c3b911eb6016fea.tar.bz2
perf scripting perl: Fix compile error with some perl5 versions
Fix below compile error: CC util/scripting-engines/trace-event-perl.o In file included from /usr/lib/perl5/5.22.2/i686-linux/CORE/perl.h:5673:0, from util/scripting-engines/trace-event-perl.c:31: /usr/lib/perl5/5.22.2/i686-linux/CORE/inline.h: In function 'S__is_utf8_char_slow': /usr/lib/perl5/5.22.2/i686-linux/CORE/inline.h:270:5: error: nested extern declaration of 'Perl___notused' [-Werror=nested-externs] dTHX; /* The function called below requires thread context */ ^ cc1: all warnings being treated as errors After digging perl5 repository, I find out that we will meet this compile error with perl from v5.21.1 to v5.25.4 Signed-off-by: Wang YanQing <udknight@gmail.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Link: http://lkml.kernel.org/r/20170212024655.GA15997@udknight Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/scripting-engines/Build2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/scripting-engines/Build b/tools/perf/util/scripting-engines/Build
index 6516e220c247..82d28c67e0f3 100644
--- a/tools/perf/util/scripting-engines/Build
+++ b/tools/perf/util/scripting-engines/Build
@@ -1,6 +1,6 @@
libperf-$(CONFIG_LIBPERL) += trace-event-perl.o
libperf-$(CONFIG_LIBPYTHON) += trace-event-python.o
-CFLAGS_trace-event-perl.o += $(PERL_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-shadow -Wno-undef -Wno-switch-default
+CFLAGS_trace-event-perl.o += $(PERL_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-shadow -Wno-nested-externs -Wno-undef -Wno-switch-default
CFLAGS_trace-event-python.o += $(PYTHON_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-shadow