From 3f34f6c0233ae055b592e8f8da23d873b82070bb Mon Sep 17 00:00:00 2001 From: Irina Tirdea Date: Tue, 11 Sep 2012 01:15:00 +0300 Subject: [PATCH] perf tools: include __WORDSIZE definition __WORDSIZE is GLibC-specific and is not defined on all systems or glibc versions (e.g. Android's bionic does not define it). In file included from util/include/linux/bitmap.h:5:0, from util/header.h:10, from util/session.h:6, from util/build-id.h:4, from util/annotate.c:11: util/include/linux/bitops.h: In function 'set_bit': util/include/linux/bitops.h:25:12: error: '__WORDSIZE' undeclared (first use in this function) util/include/linux/bitops.h:25:12: note: each undeclared identifier is reported only once for each function it appears in util/include/linux/bitops.h:23:51: error: parameter 'addr' set but not used [-Werror=unused-but-set-parameter] util/include/linux/bitops.h: In function 'clear_bit': util/include/linux/bitops.h:30:12: error: '__WORDSIZE' undeclared (first use in this function) util/include/linux/bitops.h:28:53: error: parameter 'addr' set but not used [-Werror=unused-but-set-parameter] In file included from util/header.h:10:0, from util/session.h:6, from util/build-id.h:4, from util/annotate.c:11: util/include/linux/bitmap.h: In function 'bitmap_zero': util/include/linux/bitmap.h:22:6: error: '__WORDSIZE' undeclared (first use in this function) Defining __WORDSIZE in perf's headers if it is not already defined. Suggested-by: Peter Zijlstra Suggested-by: Pekka Enberg Signed-off-by: Irina Tirdea Cc: David Ahern Cc: Ingo Molnar Cc: Irina Tirdea Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Steven Rostedt Link: http://lkml.kernel.org/r/1347315303-29906-4-git-send-email-irina.tirdea@intel.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/include/linux/bitops.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/perf/util/include/linux/bitops.h b/tools/perf/util/include/linux/bitops.h index 587a230d2075..a55d8cf083c9 100644 --- a/tools/perf/util/include/linux/bitops.h +++ b/tools/perf/util/include/linux/bitops.h @@ -5,6 +5,10 @@ #include #include +#ifndef __WORDSIZE +#define __WORDSIZE (__SIZEOF_LONG__ * 8) +#endif + #define BITS_PER_LONG __WORDSIZE #define BITS_PER_BYTE 8 #define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long)) -- 2.11.0