[Xen-devel] [PATCH 12/46] Config.mk: move directory list into BUILD_MAKE_VARS

[Olaf Hering <olaf@xxxxxxxxx>]

To maintain the list of directories in a single place, move the existing
list into its own variable and use it in buildmakevars2file.
Required for upcoming changes.
Trim also whitespaces.

Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
---
 Config.mk | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/Config.mk b/Config.mk
index 7cbf392..3f96f8c 100644
--- a/Config.mk
+++ b/Config.mk
@@ -166,16 +166,17 @@ define move-if-changed
        if ! cmp -s $(1) $(2); then mv -f $(1) $(2); else rm -f $(1); fi
 endef
 
+BUILD_MAKE_VARS := SBINDIR BINDIR LIBEXEC LIBDIR SHAREDIR PRIVATE_BINDIR \
+                   XENFIRMWAREDIR XEN_CONFIG_DIR XEN_SCRIPT_DIR XEN_LOCK_DIR \
+                   XEN_RUN_DIR XEN_PAGING_DIR
+
 buildmakevars2file = $(eval $(call buildmakevars2file-closure,$(1)))
 define buildmakevars2file-closure
     .PHONY: genpath
     genpath:
-       rm -f $(1).tmp;                                                     \
-       $(foreach var,                                                      \
-                 SBINDIR BINDIR LIBEXEC LIBDIR SHAREDIR PRIVATE_BINDIR     \
-                 XENFIRMWAREDIR XEN_CONFIG_DIR XEN_SCRIPT_DIR XEN_LOCK_DIR \
-                 XEN_RUN_DIR XEN_PAGING_DIR,                               \
-                 echo "$(var)=\"$($(var))\"" >>$(1).tmp;)        \
+       rm -f $(1).tmp; \
+       $(foreach var, $(BUILD_MAKE_VARS), \
+                 echo "$(var)=\"$($(var))\"" >>$(1).tmp;) \
        $(call move-if-changed,$(1).tmp,$(1))
 endef
 

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