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-rw-r--r--scripts/Makefile16
1 files changed, 14 insertions, 2 deletions
diff --git a/scripts/Makefile b/scripts/Makefile
index cf5a1862ea1d..59bdaae2e5b7 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -9,11 +9,23 @@
# conmakehash: Create arrays for initializing the kernel console tables
host-progs := fixdep split-include conmakehash docproc kallsyms modpost \
- file2alias
-build-targets := $(host-progs)
+ file2alias mk_elfconfig
+build-targets := $(host-progs) empty.o
# Let clean descend into subdirs
subdir- := lxdialog kconfig
# fixdep is needed to compile other host programs
$(addprefix $(obj)/,$(filter-out fixdep,$(host-progs))): $(obj)/fixdep
+
+# dependencies on generated files need to be listed explicitly
+
+$(obj)/file2alias: $(obj)/elfconfig.h
+
+quiet_cmd_elfconfig = MKTARGET $@
+ cmd_elfconfig = $(obj)/mk_elfconfig < $< > $@
+
+$(obj)/elfconfig.h: $(obj)/empty.o $(obj)/mk_elfconfig FORCE
+ $(call if_changed,elfconfig)
+
+targets += $(obj)/target.h