RE: [PATCH 39/52] tools/perf/build: Automatically build in parallel,based on number of CPUs in the syst

[PÃdraig Brady]

On 10/08/2013 10:02 AM, Ingo Molnar wrote:
> +ifeq ($(JOBS),)
> +  JOBS := $(shell grep -c ^processor /proc/cpuinfo 2>/dev/null)

nproc is probably ubiquitous enough to use now
(available since coreutils 8.1 (end of 2009))

As well as being more concise, it will take
account of offline CPUs etc.

> +  ifeq ($(JOBS),)
> +    JOBS := 1
> +  endif
> +endif
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