[PATCH] uml: cross-build support : kernel_offsets

The next group of helpers is a bit trickier - they want the constants similar
to those in user-offsets.h, but we need target sc.h for it.  So we can't put
that into user-offsets (sc.h depends on it) and need the second generated
header for that stuff (kernel-offsets.h.  BFD...

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/arch/um/Makefile b/arch/um/Makefile
index 46a332f96e3c..df492d8afe95 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -174,6 +174,19 @@ $(ARCH_DIR)/user-offsets.h: $(ARCH_DIR)/user-offsets.s
 
 CLEAN_FILES += $(ARCH_DIR)/user-offsets.s  $(ARCH_DIR)/user-offsets.h
 
+$(ARCH_DIR)/kernel-offsets.s: $(ARCH_DIR)/sys-$(SUBARCH)/kernel-offsets.c \
+                                   $(ARCH_SYMLINKS) \
+                                   $(SYS_DIR)/sc.h \
+                                   include/asm include/linux/version.h \
+                                   include/config/MARKER \
+                                   $(ARCH_DIR)/include/user_constants.h
+        $(CC) $(CFLAGS) $(NOSTDINC_FLAGS) $(CPPFLAGS) -S -o $@ $<
+
+$(ARCH_DIR)/kernel-offsets.h: $(ARCH_DIR)/kernel-offsets.s
+        $(call filechk,gen-asm-offsets)
+
+CLEAN_FILES += $(ARCH_DIR)/kernel-offsets.s  $(ARCH_DIR)/kernel-offsets.h
+
 $(ARCH_DIR)/include/task.h: $(ARCH_DIR)/util/mk_task
         $(call filechk,gen_header)