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authorJiri Olsa <jolsa@kernel.org>2014-12-31 17:37:00 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-02-12 11:16:56 -0300
commitfcfd6611fbccdbf2593bd949097a5c0e45cd96da (patch)
tree59cba6780e6d5472ac8e608b3e6cf669a93c3b02 /tools/perf/config
parentc819e2cf2eb6f65d3208d195d7a0edef6108d533 (diff)
tools build: Add detected config support
Adding support to include detected configuration makefile into the build process. This will allow the Build objects to be configurable based on the config data, like: perf-$(CONFIG_KRAVA) += krava.o The configuration is stored in '.config-detected' file, which is generated for each compilation. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> Tested-by: Will Deacon <will.deacon@arm.com> Cc: Alexis Berlemont <alexis.berlemont@gmail.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-bl8qho0ubck7aqrbbfu9inlm@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/config')
-rw-r--r--tools/perf/config/Makefile4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index cc224080b525..ba414216e506 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -11,6 +11,10 @@ ifneq ($(obj-perf),)
obj-perf := $(abspath $(obj-perf))/
endif
+$(shell echo -n > .config-detected)
+detected = $(shell echo "$(1)=y" >> .config-detected)
+detected_var = $(shell echo "$(1)=$($(1))" >> .config-detected)
+
LIB_INCLUDE := $(srctree)/tools/lib/
CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)