[openwrt/openwrt] flock: enable alternatives support

[LEDE Commits]

yousong pushed a commit to openwrt/openwrt.git, branch master:
https://git.lede-project.org/f87dff8f72097bd1f63b4921055060271eae977c

commit f87dff8f72097bd1f63b4921055060271eae977c
Author: Yousong Zhou <yszhou4tech at gmail.com>
AuthorDate: Fri May 4 16:47:28 2018 +0800

    flock: enable alternatives support
    
    Fixes FS#1510
    
    Signed-off-by: Yousong Zhou <yszhou4tech at gmail.com>
---
 package/utils/busybox/Makefile    | 3 ++-
 package/utils/util-linux/Makefile | 5 +++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/package/utils/busybox/Makefile b/package/utils/busybox/Makefile
index e454b0d..1238bc8 100644
--- a/package/utils/busybox/Makefile
+++ b/package/utils/busybox/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=busybox
 PKG_VERSION:=1.28.3
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 PKG_FLAGS:=essential
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
@@ -47,6 +47,7 @@ define Package/busybox
   DEPENDS:=+BUSYBOX_USE_LIBRPC:librpc +BUSYBOX_CONFIG_PAM:libpam +BUSYBOX_CONFIG_NTPD:jsonfilter
   MENU:=1
   ALTERNATIVES:=\
+    $(call BUSYBOX_IF_ENABLED,FLOCK,	100:/usr/bin/flock:/bin/busybox) \
     $(call BUSYBOX_IF_ENABLED,FREE,	100:/usr/bin/free:/bin/busybox) \
     $(call BUSYBOX_IF_ENABLED,IP,	100:/sbin/ip:/bin/busybox) \
     $(call BUSYBOX_IF_ENABLED,KILL,	100:/bin/kill:/bin/busybox) \
diff --git a/package/utils/util-linux/Makefile b/package/utils/util-linux/Makefile
index 8986593..5d31e6d 100644
--- a/package/utils/util-linux/Makefile
+++ b/package/utils/util-linux/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=util-linux
 PKG_VERSION:=2.32
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@KERNEL/linux/utils/$(PKG_NAME)/v2.32
@@ -198,6 +198,7 @@ endef
 define Package/flock
 $(call Package/util-linux/Default)
   TITLE:=manage locks from shell scripts
+  ALTERNATIVES:=200:/usr/bin/flock:/usr/bin/util-linux-flock
 endef
 
 define Package/flock/description
@@ -591,7 +592,7 @@ endef
 
 define Package/flock/install
 	$(INSTALL_DIR) $(1)/usr/bin
-	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/bin/flock $(1)/usr/bin/
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/bin/flock $(1)/usr/bin/util-linux-flock
 endef
 
 define Package/fstrim/install