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authorStefan Tauner <stefan.tauner@alumni.tuwien.ac.at>2016-02-26 23:51:21 +0000
committerStefan Tauner <stefan.tauner@alumni.tuwien.ac.at>2016-02-26 23:51:21 +0000
commit593bcf22902e91d877a9e19a581f7a3ef1231c4b (patch)
tree3e4ec3402a43e8b4eb272b4deb1740bf18ae5ae5
parent8e4f9aa2b2220333c3073247bd6489b669fa10db (diff)
makefile: allow to disable all default-yes config variables with CONFIG_NOTHING=yes
All credit for this should be given to Patrick Georgi (see r1869). Corresponding to flashrom svn r1944. Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at> Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
-rw-r--r--Makefile10
1 files changed, 10 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 00819c6..1511eef 100644
--- a/Makefile
+++ b/Makefile
@@ -642,6 +642,16 @@ CONFIG_CH341A_SPI ?= yes
# Disable wiki printing by default. It is only useful if you have wiki access.
CONFIG_PRINT_WIKI ?= no
+# Disable all features if CONFIG_NOTHING=yes is given unless CONFIG_EVERYTHING was also set
+ifeq ($(CONFIG_NOTHING), yes)
+ ifeq ($(CONFIG_EVERYTHING), yes)
+ $(error Setting CONFIG_NOTHING=yes and CONFIG_EVERYTHING=yes does not make sense)
+ endif
+ $(foreach var, $(filter CONFIG_%, $(.VARIABLES)),\
+ $(if $(filter yes, $($(var))),\
+ $(eval $(var)=no)))
+endif
+
# Enable all features if CONFIG_EVERYTHING=yes is given
ifeq ($(CONFIG_EVERYTHING), yes)
$(foreach var, $(filter CONFIG_%, $(.VARIABLES)),\