Felix Singer has uploaded this change for review.

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[WIP] Makefile: Allow printing configuration variables

Add the make option `print-configs` allowing to print the available
configuration options.

Signed-off-by: Felix Singer <felixsinger@posteo.net>
Change-Id: I7886863a1492effa601af93a9ba1a5f55c8800ae
---
M Makefile
1 file changed, 16 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/66/68066/1

diff --git a/Makefile b/Makefile
index f92cefd..e7f70a2 100644
--- a/Makefile
+++ b/Makefile
@@ -1031,6 +1031,9 @@
 libpayload: clean
 	make CC="CC=i386-elf-gcc lpgcc" AR=i386-elf-ar RANLIB=i386-elf-ranlib
 
+print-configs:
+	@printf "%s=%s\n" $(foreach var,$(filter CONFIG_%,$(.VARIABLES)),"$(var)" "$($(var))")
+
 .PHONY: all install clean distclean config _export export tarball libpayload
 
 # Disable implicit suffixes and built-in rules (for performance and profit)

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