lrzsz: install symlinks for XMODEM and YMODEM

[coffee/buildroot.git] / package / pkg-virtual.mk

diff --git a/package/pkg-virtual.mk b/package/pkg-virtual.mk
index 9c68b511c4f949328ab7e12d84b23781d96c56ec..05bd63eb18c0d44509e28bdb99132400f4b87153 100644 (file)
--- a/package/pkg-virtual.mk
+++ b/package/pkg-virtual.mk
@@ -41,21 +41,27 @@ $$(error No implementation selected for virtual package $(1). Configuration erro
 endif
 endif
 
-# A virtual package does not have any source associated
+# explicitly set these so we do not get confused by environment
+# variables with the same names.
+$(2)_VERSION =
 $(2)_SOURCE =
 
-# Fake a version string, so it looks nicer in the build log
-$(2)_VERSION = virtual
-
-# This must be repeated from inner-generic-package, otherwise we get an empty
-# _DEPENDENCIES
-ifeq ($(4),host)
-$(2)_DEPENDENCIES ?= $$(filter-out host-skeleton host-toolchain $(1),\
-       $$(patsubst host-host-%,host-%,$$(addprefix host-,$$($(3)_DEPENDENCIES))))
-endif
+$(2)_IS_VIRTUAL = YES
 
 # Add dependency against the provider
+# For a host package, there is no corresponding BR2_PACKAGE_PROVIDES_HOST_FOO,
+# so we need to compute it from the target variant.
+ifeq ($(4),target)
+$(2)_DEPENDENCIES += $$(call qstrip,$$(BR2_PACKAGE_PROVIDES_$(2)))
+else
+ifeq ($$(call qstrip,$$(BR2_PACKAGE_PROVIDES_$(2))),)
+# Inherit from target package BR2_PACKAGE_PROVIDES_FOO
+$(2)_DEPENDENCIES += host-$$(call qstrip,$$(BR2_PACKAGE_PROVIDES_$(3)))
+else
+# BR2_PACKAGE_PROVIDES_HOST_<pkg> is explicitly defined
 $(2)_DEPENDENCIES += $$(call qstrip,$$(BR2_PACKAGE_PROVIDES_$(2)))
+endif
+endif
 
 # Call the generic package infrastructure to generate the necessary
 # make targets