From: Arnaldo Carvalho de Melo Date: Tue, 12 Jul 2016 15:16:35 +0000 (-0300) Subject: perf intel-pt-decoder: Avoid checking code drift on busibox's diff X-Git-Tag: v4.8-rc1~184^2~4^2~12 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=c8a3f7de76717a994c208e137156c077b1e93092;p=linux.git perf intel-pt-decoder: Avoid checking code drift on busibox's diff That doesn't have -I to match lines. Cc: Adrian Hunter Cc: David Ahern Cc: Jiri Olsa Cc: Namhyung Kim Cc: Wang Nan Link: http://lkml.kernel.org/n/tip-7nz9hnbk7a9p91ou927ye5yh@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- diff --git a/tools/perf/util/intel-pt-decoder/Build b/tools/perf/util/intel-pt-decoder/Build index 0611d619a42e..9b742ea8bfe8 100644 --- a/tools/perf/util/intel-pt-decoder/Build +++ b/tools/perf/util/intel-pt-decoder/Build @@ -7,8 +7,11 @@ $(OUTPUT)util/intel-pt-decoder/inat-tables.c: $(inat_tables_script) $(inat_table $(call rule_mkdir) @$(call echo-cmd,gen)$(AWK) -f $(inat_tables_script) $(inat_tables_maps) > $@ || rm -f $@ +# Busybox's diff doesn't have -I, avoid warning in the case + $(OUTPUT)util/intel-pt-decoder/intel-pt-insn-decoder.o: util/intel-pt-decoder/intel-pt-insn-decoder.c util/intel-pt-decoder/inat.c $(OUTPUT)util/intel-pt-decoder/inat-tables.c - @(test -d ../../kernel -a -d ../../tools -a -d ../perf && (( \ + @(diff -I 2>&1 | grep -q 'option requires an argument' && \ + test -d ../../kernel -a -d ../../tools -a -d ../perf && (( \ diff -B -I'^#include' util/intel-pt-decoder/insn.c ../../arch/x86/lib/insn.c >/dev/null && \ diff -B -I'^#include' util/intel-pt-decoder/inat.c ../../arch/x86/lib/inat.c >/dev/null && \ diff -B util/intel-pt-decoder/x86-opcode-map.txt ../../arch/x86/lib/x86-opcode-map.txt >/dev/null && \