[flashrom] [PATCH] makefile: allow to disable all default-yes config variables with CONFIG_NOTHING=yes.

Stefan Tauner stefan.tauner at alumni.tuwien.ac.at
Sun Feb 21 15:47:05 CET 2016

All credit for this should be given to Patrick Georgi (see r1869).

Signed-off-by: Stefan Tauner <stefan.tauner at alumni.tuwien.ac.at>
 Makefile | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Makefile b/Makefile
index 095a49c..976d7ba 100644
--- a/Makefile
+++ b/Makefile
@@ -541,6 +541,13 @@ CONFIG_CH341A_SPI ?= yes
 # Disable wiki printing by default. It is only useful if you have wiki access.
+# Disable all features if CONFIG_NOTHING=yes is given
+ifeq ($(CONFIG_NOTHING), yes)
+$(foreach var, $(filter CONFIG_%, $(.VARIABLES)),\
+	$(if $(filter yes, $($(var))),\
+		$(eval $(var)=no)))
 # Enable all features if CONFIG_EVERYTHING=yes is given
 ifeq ($(CONFIG_EVERYTHING), yes)
 $(foreach var, $(filter CONFIG_%, $(.VARIABLES)),\
Kind regards, Stefan Tauner

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