Re: [PATCH 07/30] perf build: Add libperf objects building

Namhyung Kim
2015-01-08T06:17:13Z

On Fri, Jan 02, 2015 at 04:35:49PM +0100, Jiri Olsa wrote:
> Move the util objects building under build framework.
>
> Add new libperf build object so it's separated from
> the rest of the perf code and could be librarized.
>

[SNIP]
> +$(OUTPUT)util/parse-events-flex.c: util/parse-events.l $(OUTPUT)util/parse-events-bison.c
> + @$(call echo-cmd,bison)$(FLEX) -o $@ --header-file=$(OUTPUT)util/parse-events-flex.h $(PARSER_DEBUG_FLEX) util/parse-events.l
^^^^^
s/bison/flex/ ?

> +
> +$(OUTPUT)util/parse-events-bison.c: util/parse-events.y
> + @$(call echo-cmd,bison)$(BISON) -v util/parse-events.y -d $(PARSER_DEBUG_BISON) -o $(OUTPUT)util/parse-events-bison.c -p parse_events_

I guess we can simply use "-o $@" here.

> +
> +$(OUTPUT)util/pmu-flex.c: util/pmu.l $(OUTPUT)util/pmu-bison.c
> + @$(call echo-cmd,flex)$(FLEX) -o $@ --header-file=$(OUTPUT)util/pmu-flex.h util/pmu.l
> +
> +$(OUTPUT)util/pmu-bison.c: util/pmu.y
> + @$(call echo-cmd,bison)$(BISON) -v util/pmu.y -d -o $(OUTPUT)util/pmu-bison.c -p perf_pmu_

Ditto.

Thanks,
Namhyung

> +
> +CFLAGS_parse-events-flex.o += -w
> +CFLAGS_pmu-flex.o += -w
> +CFLAGS_parse-events-bison.o += -DYYENABLE_NLS=0 -DYYLTYPE_IS_TRIVIAL=0 -w
> +CFLAGS_pmu-bison.o += -DYYENABLE_NLS=0 -DYYLTYPE_IS_TRIVIAL=0 -w
> +
> +$(OUTPUT)util/parse-events.o: $(OUTPUT)util/parse-events-flex.c $(OUTPUT)util/parse-events-bison.c
> +$(OUTPUT)util/pmu.o: $(OUTPUT)util/pmu-flex.c $(OUTPUT)util/pmu-bison.c
> +
> +CFLAGS_find_next_bit.o += -Wno-unused-parameter -DETC_PERFCONFIG="BUILD_STR($(ETC_PERFCONFIG_SQ))"
> +CFLAGS_rbtree.o += -Wno-unused-parameter -DETC_PERFCONFIG="BUILD_STR($(ETC_PERFCONFIG_SQ))"
> +CFLAGS_parse-events.o += -Wno-redundant-decls
> +
> +$(OUTPUT)util/kallsyms.o: ../lib/symbol/kallsyms.c FORCE
> + $(call if_changed_dep,cc_o_c)
> +
> +$(OUTPUT)util/find_next_bit.o: ../lib/util/find_next_bit.c FORCE
> + $(call if_changed_dep,cc_o_c)
> +
> +$(OUTPUT)util/rbtree.o: ../../lib/rbtree.c FORCE
> + $(call if_changed_dep,cc_o_c)
> --
> 1.9.3
>
> --
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