busybox: strip off ALTERNATIVES spec

Now that busybox is a known alternatives provider by opkg, we remove the
ALTERNATIVES spec and add a note to make the implicit situation clear

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
(cherry-picked from 62be427067ee3883b68bcfb08dfc0c43dce22fa3)

diff --git a/package/utils/busybox/Makefile b/package/utils/busybox/Makefile
index 3aaa7cdd989999424fb4abc663d343d46a6d91c3..acb00914cd1633ff05cfa48b769593d85ff2e1ef 100644 (file)
--- a/package/utils/busybox/Makefile
+++ b/package/utils/busybox/Makefile
@@ -38,6 +38,8 @@ endif
 BUSYBOX_SYM=$(if $(CONFIG_BUSYBOX_CUSTOM),CONFIG,DEFAULT)
 BUSYBOX_IF_ENABLED=$(if $(CONFIG_BUSYBOX_$(BUSYBOX_SYM)_$(1)),$(2))
 
+# All files provided by busybox will serve as fallback alternatives by opkg.
+# There should be no need to enumerate ALTERNATIVES entries here
 define Package/busybox
   SECTION:=base
   CATEGORY:=Base system
@@ -46,20 +48,6 @@ define Package/busybox
   URL:=http://busybox.net/
   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) \
-    $(call BUSYBOX_IF_ENABLED,PGREP,   100:/usr/bin/pgrep:/bin/busybox) \
-    $(call BUSYBOX_IF_ENABLED,PKILL,   100:/usr/bin/pkill:/bin/busybox) \
-    $(call BUSYBOX_IF_ENABLED,PMAP,    100:/usr/bin/pmap:/bin/busybox) \
-    $(call BUSYBOX_IF_ENABLED,PS,      100:/bin/ps:/bin/busybox) \
-    $(call BUSYBOX_IF_ENABLED,PWDX,    100:/usr/bin/pwdx:/bin/busybox) \
-    $(call BUSYBOX_IF_ENABLED,TOP,     100:/usr/bin/top:/bin/busybox) \
-    $(call BUSYBOX_IF_ENABLED,UPTIME,  100:/usr/bin/uptime:/bin/busybox) \
-    $(call BUSYBOX_IF_ENABLED,WATCH,   100:/bin/watch:/bin/busybox) \
-
 endef
 
 define Package/busybox/description