From 01899aa5e6d1f33e1965d7934bea2ff97a48bc89 Mon Sep 17 00:00:00 2001
From: Ulf Magnusson <ulfalizer@gmail.com>
Date: Tue, 9 Jun 2015 13:01:34 +0200
Subject: [PATCH] Kconfiglib scripts/kconfig/Makefile patch.

---
 scripts/kconfig/Makefile | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 8c12c20c55a6..88c618b34915 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -27,1 +27,36 @@ gconfig: $(obj)/gconf
+PHONY += scriptconfig iscriptconfig kconfiglibtestconfig
+
+ifneq ($(filter scriptconfig iscriptconfig,$(MAKECMDGOALS)),)
+PYTHONCMD ?= python
+endif
+
+ifneq ($(filter scriptconfig,$(MAKECMDGOALS)),)
+ifndef SCRIPT
+$(error Use "make scriptconfig SCRIPT=<path to script> [SCRIPT_ARG=<argument>]")
+endif
+endif
+
+scriptconfig:
+ifdef SCRIPT_ARG
+	$(Q)PYTHONPATH="$(srctree)/Kconfiglib:$$PYTHONPATH" \
+	  "$(PYTHONCMD)" "$(SCRIPT)" $(Kconfig) "$(SCRIPT_ARG)"
+else
+	$(Q)PYTHONPATH="$(srctree)/Kconfiglib:$$PYTHONPATH" \
+	  "$(PYTHONCMD)" "$(SCRIPT)" $(Kconfig)
+endif
+
+iscriptconfig:
+	$(Q)PYTHONPATH="$(srctree)/Kconfiglib:$$PYTHONPATH" "$(PYTHONCMD)" -i -c \
+	  "import kconfiglib; \
+	   import sys; \
+	   c = kconfiglib.Kconfig(sys.argv[4 if \"$(PYTHONCMD)\".startswith(\"ipython\") else 1]); \
+	   print(\"A Kconfig instance 'c' for the architecture $(ARCH) has been created.\")" \
+	  $(Kconfig)
+
+# Used by testsuite.py to be able to compare output for nonsensical
+# arch/defconfig combinations, which has proven effective for finding obscure
+# bugs
+kconfiglibtestconfig: $(obj)/conf
+	$(Q)$< --defconfig=.config $(Kconfig)
+
 menuconfig: $(obj)/mconf
-- 
2.14.1