Commit-ID: 2a5204fed0f313f9b55a7b4d5f48ca484446d095 Gitweb: http://git.kernel.org/tip/2a5204fed0f313f9b55a7b4d5f48ca484446d095 Author: Jiri Olsa <jolsa@xxxxxxxxxx> AuthorDate: Wed, 11 Apr 2012 12:39:51 +0200 Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> CommitDate: Sat, 14 Apr 2012 13:49:43 -0300 perf tools: Fix parsers' rules to dependencies Currently the parsers objects (bison/flex related) are each time perf is built. No matter the generated files are already in place, the parser generation is executed every time. Changing the rules to have proper flex/bison objects generation dependencies. The parsers code is not rebuilt until the flex/bison source files are touched. Also when flex/bison source is changed, only dependent objects are rebuilt. Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx> Cc: Corey Ashford <cjashfor@xxxxxxxxxxxxxxxxxx> Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx> Cc: Ingo Molnar <mingo@xxxxxxx> Cc: Paul Mackerras <paulus@xxxxxxxxx> Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> Link: http://lkml.kernel.org/r/1334140791-3024-1-git-send-email-jolsa@xxxxxxxxxx Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> --- tools/perf/Makefile | 19 ++++++++----------- 1 files changed, 8 insertions(+), 11 deletions(-) diff --git a/tools/perf/Makefile b/tools/perf/Makefile index a20d0c5..03059e7 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -237,21 +237,20 @@ export PERL_PATH FLEX = $(CROSS_COMPILE)flex BISON= $(CROSS_COMPILE)bison -event-parser: - $(QUIET_BISON)$(BISON) -v util/parse-events.y -d -o $(OUTPUT)util/parse-events-bison.c +$(OUTPUT)util/parse-events-flex.c: util/parse-events.l $(QUIET_FLEX)$(FLEX) --header-file=$(OUTPUT)util/parse-events-flex.h -t util/parse-events.l > $(OUTPUT)util/parse-events-flex.c -$(OUTPUT)util/parse-events-flex.c: event-parser -$(OUTPUT)util/parse-events-bison.c: event-parser +$(OUTPUT)util/parse-events-bison.c: util/parse-events.y + $(QUIET_BISON)$(BISON) -v util/parse-events.y -d -o $(OUTPUT)util/parse-events-bison.c -pmu-parser: - $(QUIET_BISON)$(BISON) -v util/pmu.y -d -o $(OUTPUT)util/pmu-bison.c +$(OUTPUT)util/pmu-flex.c: util/pmu.l $(QUIET_FLEX)$(FLEX) --header-file=$(OUTPUT)util/pmu-flex.h -t util/pmu.l > $(OUTPUT)util/pmu-flex.c -$(OUTPUT)util/pmu-flex.c: pmu-parser -$(OUTPUT)util/pmu-bison.c: pmu-parser +$(OUTPUT)util/pmu-bison.c: util/pmu.y + $(QUIET_BISON)$(BISON) -v util/pmu.y -d -o $(OUTPUT)util/pmu-bison.c -$(OUTPUT)util/parse-events.o: event-parser pmu-parser +$(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 $(OUTPUT)util/pmu-bison.c LIB_FILE=$(OUTPUT)libperf.a @@ -852,8 +851,6 @@ help: @echo ' html - make html documentation' @echo ' info - make GNU info documentation (access with info <foo>)' @echo ' pdf - make pdf documentation' - @echo ' event-parser - make event parser code' - @echo ' pmu-parser - make pmu format parser code' @echo ' TAGS - use etags to make tag information for source browsing' @echo ' tags - use ctags to make tag information for source browsing' @echo ' cscope - use cscope to make interactive browsing database' -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html