build: use lazy evaluation for NPROC to speed up metadata dump
Reduces package metadata dump time by ~10% Signed-off-by: Felix Fietkau <nbd@nbd.name>
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2
rules.mk
2
rules.mk
@ -96,7 +96,7 @@ TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
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BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
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BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
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SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
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SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
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BUILD_SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
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BUILD_SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
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NPROC:=$(shell sysctl -n hw.ncpu 2>/dev/null || nproc)
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NPROC=$(shell sysctl -n hw.ncpu 2>/dev/null || nproc)
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export SHELL:=/usr/bin/env bash
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export SHELL:=/usr/bin/env bash
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IS_PACKAGE_BUILD := $(if $(filter package/%,$(BUILD_SUBDIR)),1)
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IS_PACKAGE_BUILD := $(if $(filter package/%,$(BUILD_SUBDIR)),1)
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