From f12edfd07384be4060d5c724ac38ee212adc9028 Mon Sep 17 00:00:00 2001 From: "Booker C. Bense" Date: Mon, 19 Aug 2013 11:14:05 -0700 Subject: Bug fix for ncpus if hyperthreading turned off in linux --- configure.in | 14 +++++++++++--- plugins/common.h | 10 +++++++--- 2 files changed, 18 insertions(+), 6 deletions(-) diff --git a/configure.in b/configure.in index 43fe4ade..2be2a1c6 100644 --- a/configure.in +++ b/configure.in @@ -1270,12 +1270,20 @@ fi AC_MSG_CHECKING([for number of cpus]) AC_TRY_COMPILE([#include ], - [sysconf(_SC_NPROCESSORS_CONF) > 0;], - AC_DEFINE(HAVE_SYSCONF__SC_NPROCESSORS_CONF,1,[Define if sysconf returns number of cpus]) - AC_MSG_RESULT([sysconf(_SC_NPROCESSORS_CONF)]), + [sysconf(_SC_NPROCESSORS_ONLN) > 0;], + AC_DEFINE(HAVE_SYSCONF__SC_NPROCESSORS_ONLN,1,[Define if sysconf returns number of cpus]) + AC_MSG_RESULT([sysconf(_SC_NPROCESSORS_ONLN)]), AC_MSG_RESULT([cannot calculate]) ) +AC_TRY_COMPILE([#include ], + [sysconf(_SC_NPROCESSORS_CONF) > 0;], + AC_DEFINE(HAVE_SYSCONF__SC_NPROCESSORS_CONF,1,[Define if sysconf returns number of cpus]) + AC_MSG_RESULT([sysconf(_SC_NPROCESSORS_CONF)]), + AC_MSG_RESULT([cannot calculate]) + ) + + AC_PATH_PROG(PATH_TO_UPTIME,uptime) AC_ARG_WITH(uptime_command, ACX_HELP_STRING([--with-uptime-command=PATH], diff --git a/plugins/common.h b/plugins/common.h index c0dc2f41..858329fd 100644 --- a/plugins/common.h +++ b/plugins/common.h @@ -82,10 +82,14 @@ getting that data Will return -1 if cannot get data */ -#ifdef HAVE_SYSCONF__SC_NPROCESSORS_CONF -#define GET_NUMBER_OF_CPUS() sysconf(_SC_NPROCESSORS_CONF) +#ifdef HAVE_SYSCONF__SC_NPROCESSORS_ONLN +#define GET_NUMBER_OF_CPUS() sysconf(_SC_NPROCESSORS_ONLN) #else -#define GET_NUMBER_OF_CPUS() -1 +# ifdef HAVE_SYSCONF__SC_NPROCESSORS_CONF +# define GET_NUMBER_OF_CPUS() sysconf(_SC_NPROCESSORS_CONF) +# else +# define GET_NUMBER_OF_CPUS() -1 +# endif #endif #ifdef TIME_WITH_SYS_TIME -- cgit v1.2.3-74-g34f1