From: Felix Fietkau <nbd@openwrt.org>
Date: Wed, 20 Jan 2016 21:31:50 +0000 (+0000)
Subject: build: add locking for downloads (fixes race conditions with multiple variants)
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=a81ad971df86f8c3b098a333ac868079ff279cc8;p=openwrt%2Fstaging%2Fyousong.git

build: add locking for downloads (fixes race conditions with multiple variants)

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 48416
---

diff --git a/include/download.mk b/include/download.mk
index ca5eee4e02..ffde522923 100644
--- a/include/download.mk
+++ b/include/download.mk
@@ -182,6 +182,6 @@ define Download
 
   $(DL_DIR)/$(FILE):
 	mkdir -p $(DL_DIR)
-	$(if $(DownloadMethod/$(call dl_method,$(URL),$(PROTO))),$(DownloadMethod/$(call dl_method,$(URL),$(PROTO))),$(DownloadMethod/unknown))
+	$(call locked,$(if $(DownloadMethod/$(call dl_method,$(URL),$(PROTO))),$(DownloadMethod/$(call dl_method,$(URL),$(PROTO))),$(DownloadMethod/unknown)),$(FILE))
 
 endef