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    Subject[PATCH 1/4] perf trace/scripting: silence PERL_EMBED_* backtick errors
    Date
    The backtick shell substitutions for PERL_EMBED_LDOPT/CCOPT make a lot
    of noise on stderr if Embed.pm isn't installed - this silences them.

    Signed-off-by: Tom Zanussi <tzanussi@gmail.com>
    ---
    tools/perf/Makefile | 4 ++--
    1 files changed, 2 insertions(+), 2 deletions(-)

    diff --git a/tools/perf/Makefile b/tools/perf/Makefile
    index 8ad57b5..d62a2d7 100644
    --- a/tools/perf/Makefile
    +++ b/tools/perf/Makefile
    @@ -490,8 +490,8 @@ else
    LIB_OBJS += util/probe-finder.o
    endif

    -PERL_EMBED_LDOPTS = `perl -MExtUtils::Embed -e ldopts`
    -PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts`
    +PERL_EMBED_LDOPTS = `perl -MExtUtils::Embed -e ldopts 2>/dev/null`
    +PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`

    ifneq ($(shell sh -c "(echo '\#include <EXTERN.h>'; echo '\#include <perl.h>'; echo 'int main(void) { perl_alloc(); return 0; }') | $(CC) -x c - $(PERL_EMBED_CCOPTS) -o /dev/null $(PERL_EMBED_LDOPTS) > /dev/null 2>&1 && echo y"), y)
    BASIC_CFLAGS += -DNO_LIBPERL
    --
    1.6.4.GIT


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