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authorJiri Olsa <jolsa@kernel.org>2018-12-12 11:25:37 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-12-28 16:33:08 -0300
commit4ccc98a48958da9f89beb71c66a4e05468727951 (patch)
tree6ea4f80efbaf19fc61f0d4419855dce0c4b48dcb /tools/gpio
parent6b7f98a37ac63fe94e84a5289962457b4b504a8d (diff)
tools gpio: Allow overriding CFLAGS
So that the user can specify outside CFLAGS values. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: Hartmut Knaack <knaack.h@gmx.de> <knaack.h@gmx.de> Cc: Herton Krzesinski <herton@redhat.com> Cc: Jonathan Cameron <jic23@kernel.org> Cc: Lars-Peter Clausen <lars@metafoo.de> Link: http://lkml.kernel.org/r/20181212102537.25902-7-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/gpio')
-rw-r--r--tools/gpio/Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/gpio/Makefile b/tools/gpio/Makefile
index 240eda014b37..6ecdd1067826 100644
--- a/tools/gpio/Makefile
+++ b/tools/gpio/Makefile
@@ -12,7 +12,7 @@ endif
# (this improves performance and avoids hard-to-debug behaviour);
MAKEFLAGS += -r
-CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include
+override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include
ALL_TARGETS := lsgpio gpio-hammer gpio-event-mon
ALL_PROGRAMS := $(patsubst %,$(OUTPUT)%,$(ALL_TARGETS))