From da83cd31bebb3ad6dd8af3d05f0c93caf37a2187 Mon Sep 17 00:00:00 2001
From: Nicholas Clark <nick@ccl4.org>
Date: Thu, 6 Oct 2011 17:13:29 +0200
Subject: [PATCH] In bisect-runner.pl, if getconf exists, use it to report the
 number of CPUs.

Thanks to David Leadbeater for the suggestion.
---
 Porting/bisect-runner.pl | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/Porting/bisect-runner.pl b/Porting/bisect-runner.pl
index 232cdc7..22137ab 100755
--- a/Porting/bisect-runner.pl
+++ b/Porting/bisect-runner.pl
@@ -15,6 +15,8 @@ if (open my $fh, '<', '/proc/cpuinfo') {
     }
 } elsif (-x '/sbin/sysctl') {
     $cpus = 1 + $1 if `/sbin/sysctl hw.ncpu` =~ /^hw\.ncpu: (\d+)$/;
+} elsif (-x '/usr/bin/getconf') {
+    $cpus = 1 + $1 if `/usr/bin/getconf _NPROCESSORS_ONLN` =~ /^(\d+)$/;
 }
 
 my %options =
@@ -269,9 +271,10 @@ previous settings for the same parameter.
 
 -j I<jobs>
 
-Number of C<make> jobs to run in parallel. If F</proc/cpuinfo> exists and can
-be parsed, or F</sbin/sysctl> exists and reports C<hw.ncpu>, defaults to
-1 + I<number of CPUs>. Otherwise defaults to 2.
+Number of C<make> jobs to run in parallel. If F</proc/cpuinfo> exists and
+can be parsed, or F</sbin/sysctl> exists and reports C<hw.ncpu>, or
+F</usr/bin/getconf> exists and reports C<_NPROCESSORS_ONLN> defaults to 1 +
+I<number of CPUs>. Otherwise defaults to 2.
 
 =item *
 
-- 
1.8.3.1