33 lines
903 B
Diff
33 lines
903 B
Diff
From: Matthias Schiffer <mschiffer@universe-factory.net>
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Date: Sun, 24 Apr 2016 08:45:44 +0200
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Subject: rules.mk: make the locked template available even if flock has not been built yet (fall back to unlocked shell command)
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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
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Backport of r48414
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diff --git a/rules.mk b/rules.mk
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index 9d0134d..ece5026 100644
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--- a/rules.mk
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+++ b/rules.mk
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@@ -310,12 +310,16 @@ endef
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# Execute commands under flock
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# $(1) => The shell expression.
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# $(2) => The lock name. If not given, the global lock will be used.
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-define locked
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+ifneq ($(wildcard $(STAGING_DIR_HOST)/bin/flock),)
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+ define locked
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SHELL= \
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- $(STAGING_DIR_HOST)/bin/flock \
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+ flock \
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$(TMP_DIR)/.$(if $(2),$(strip $(2)),global).flock \
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-c '$(subst ','\'',$(1))'
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-endef
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+ endef
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+else
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+ locked=$(1)
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+endif
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# Recursively copy paths into another directory, purge dangling
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# symlinks before.
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