perf build: Add gtk objects building

Move the gtk objects building under build framework.

Add new gtk build object so it's separated from the rest of the code and
could be librarized.

Signed-off-by: Jiri Olsa <[email protected]>
Tested-by: Sukadev Bhattiprolu <[email protected]>
Tested-by: Will Deacon <[email protected]>
Cc: Alexis Berlemont <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Corey Ashford <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

4 files changed, 17 insertions, 12 deletions

diff --git a/tools/perf/Build b/tools/perf/Build
index e84ced325147..a9ff8fd0bff9 100644
--- a/tools/perf/Build
+++ b/tools/perf/Build
@@ -35,3 +35,5 @@ CFLAGS_builtin-timechart.o += $(paths)
 libperf-y += util/
 libperf-y += arch/
 libperf-y += ui/
+
+gtk-y += ui/gtk/
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index d9de8af55de2..18ff8aab582a 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -341,14 +341,7 @@ endif
 
 ifndef NO_GTK2
   ALL_PROGRAMS += $(OUTPUT)libperf-gtk.so
-
-  GTK_OBJS += $(OUTPUT)ui/gtk/browser.o
-  GTK_OBJS += $(OUTPUT)ui/gtk/hists.o
-  GTK_OBJS += $(OUTPUT)ui/gtk/setup.o
-  GTK_OBJS += $(OUTPUT)ui/gtk/util.o
-  GTK_OBJS += $(OUTPUT)ui/gtk/helpline.o
-  GTK_OBJS += $(OUTPUT)ui/gtk/progress.o
-  GTK_OBJS += $(OUTPUT)ui/gtk/annotate.o
+  GTK_IN := $(OUTPUT)gtk-in.o
 
 install-gtk: $(OUTPUT)libperf-gtk.so
 	$(call QUIET_INSTALL, 'GTK UI') \
@@ -416,10 +409,10 @@ $(OUTPUT)perf: $(OUTPUT)perf.o $(BUILTIN_OBJS) $(PERFLIBS) $(PERF_IN)
 	$(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $(OUTPUT)perf.o \
                $(BUILTIN_OBJS) $(PERF_IN) $(LIBS) -o $@
 
-$(GTK_OBJS): $(OUTPUT)%.o: %.c $(LIB_H)
-	$(QUIET_CC)$(CC) -o $@ -c -fPIC $(CFLAGS) $(GTK_CFLAGS) $<
+$(GTK_IN): FORCE
+	@$(MAKE) $(build)=gtk
 
-$(OUTPUT)libperf-gtk.so: $(GTK_OBJS) $(PERFLIBS)
+$(OUTPUT)libperf-gtk.so: $(GTK_IN) $(PERFLIBS)
 	$(QUIET_LINK)$(CC) -o $@ -shared $(LDFLAGS) $(filter %.o,$^) $(GTK_LIBS)
 
 $(OUTPUT)common-cmds.h: util/generate-cmdlist.sh command-list.txt
@@ -699,7 +692,7 @@ config-clean:
 	@$(MAKE) -C config/feature-checks clean >/dev/null
 
 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)
+	$(call QUIET_CLEAN, core-objs)  $(RM) $(LIB_OBJS) $(BUILTIN_OBJS) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf-with-kcore $(OUTPUT)perf.o $(LANG_BINDINGS)
 	@find . -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
 	@$(RM) .config-detected
 	$(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf perf-read-vdso32 perf-read-vdsox32
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 4b251114b34d..6b9678248694 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -846,3 +846,4 @@ $(call detected_var,ETC_PERFCONFIG_SQ)
 $(call detected_var,prefix_SQ)
 $(call detected_var,perfexecdir_SQ)
 $(call detected_var,LIBDIR)
+$(call detected_var,GTK_CFLAGS)
diff --git a/tools/perf/ui/gtk/Build b/tools/perf/ui/gtk/Build
new file mode 100644
index 000000000000..ec22e899a224
--- /dev/null
+++ b/tools/perf/ui/gtk/Build
@@ -0,0 +1,9 @@
+CFLAGS_gtk += -fPIC $(GTK_CFLAGS)
+
+gtk-y += browser.o
+gtk-y += hists.o
+gtk-y += setup.o
+gtk-y += util.o
+gtk-y += helpline.o
+gtk-y += progress.o
+gtk-y += annotate.o