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Date: Fri, 2 Jan 2015 16:35:44 +0100 From: Jiri Olsa <jolsa@...nel.org> To: linux-kernel@...r.kernel.org Cc: Jiri Olsa <jolsa@...nel.org>, Alexis Berlemont <alexis.berlemont@...il.com>, Arnaldo Carvalho de Melo <acme@...hat.com>, Borislav Petkov <bp@...en8.de>, Corey Ashford <cjashfor@...ux.vnet.ibm.com>, David Ahern <dsahern@...il.com>, Frederic Weisbecker <fweisbec@...il.com>, Ingo Molnar <mingo@...nel.org>, Namhyung Kim <namhyung@...nel.org>, Paul Mackerras <paulus@...ba.org>, Peter Zijlstra <peterz@...radead.org>, Stephane Eranian <eranian@...gle.com> Subject: [PATCH 02/30] perf build: Add detected config framework 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@...nel.org> Cc: Alexis Berlemont <alexis.berlemont@...il.com> Cc: Arnaldo Carvalho de Melo <acme@...hat.com> Cc: Borislav Petkov <bp@...en8.de> Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com> Cc: David Ahern <dsahern@...il.com> Cc: Frederic Weisbecker <fweisbec@...il.com> Cc: Ingo Molnar <mingo@...nel.org> Cc: Namhyung Kim <namhyung@...nel.org> Cc: Paul Mackerras <paulus@...ba.org> Cc: Peter Zijlstra <peterz@...radead.org> Cc: Stephane Eranian <eranian@...gle.com> --- tools/perf/Makefile.build | 3 +++ tools/perf/Makefile.perf | 1 + tools/perf/config/Makefile | 4 ++++ 3 files changed, 8 insertions(+) diff --git a/tools/perf/Makefile.build b/tools/perf/Makefile.build index 123de33e163d..68556874ea86 100644 --- a/tools/perf/Makefile.build +++ b/tools/perf/Makefile.build @@ -15,6 +15,9 @@ endif # Generic definitions include Build.include +# do not force detected configuration +-include .config-detected + # Init all relevant variables used in build files so # 1) they have correct type # 2) they do not inherit any value from the environment diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index 54edd4ac9409..f578e1a91250 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -988,6 +988,7 @@ config-clean: clean: $(LIBTRACEEVENT)-clean $(LIBAPIKFS)-clean config-clean $(call QUIET_CLEAN, core-objs) $(RM) $(LIB_OBJS) $(BUILTIN_OBJS) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf-with-kcore $(OUTPUT)perf.o $(LANG_BINDINGS) $(GTK_OBJS) @find $(if $(OUTPUT),$(OUTPUT),.) -name \*.o | xargs $(RM) + @$(RM) .config-detected $(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf perf-read-vdso32 perf-read-vdsox32 $(call QUIET_CLEAN, core-gen) $(RM) *.spec *.pyc *.pyo */*.pyc */*.pyo $(OUTPUT)common-cmds.h TAGS tags cscope* $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)PERF-CFLAGS $(OUTPUT)PERF-FEATURES $(OUTPUT)util/*-bison* $(OUTPUT)util/*-flex* $(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) clean diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 5d4b039fe1ed..f6538544c740 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -11,6 +11,10 @@ ifneq ($(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) -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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