From 0e848f482bce75f4d9cbac9f495fa45e51d08c9a Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Mon, 24 Dec 2012 14:06:27 +0100
Subject: build: some simplifications for "trace/Makefile.objs"
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Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 trace/Makefile.objs | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

(limited to 'trace/Makefile.objs')

diff --git a/trace/Makefile.objs b/trace/Makefile.objs
index 40febce5a1..ed2e30b001 100644
--- a/trace/Makefile.objs
+++ b/trace/Makefile.objs
@@ -1,12 +1,9 @@
 # -*- mode: makefile -*-
 
 ######################################################################
-# Auto-generated tracing routines
+# Auto-generated header for tracing routines
 
-ifeq ($(TRACE_BACKEND),dtrace)
-TRACE_H_EXTRA_DEPS=$(obj)/generated-tracers-dtrace.h
-endif
-$(obj)/generated-tracers.h: $(obj)/generated-tracers.h-timestamp $(TRACE_H_EXTRA_DEPS)
+$(obj)/generated-tracers.h: $(obj)/generated-tracers.h-timestamp
 $(obj)/generated-tracers.h-timestamp: $(SRC_PATH)/trace-events $(BUILD_DIR)/config-host.mak
 	$(call quiet-command,$(TRACETOOL) \
 		--format=h \
@@ -14,6 +11,10 @@ $(obj)/generated-tracers.h-timestamp: $(SRC_PATH)/trace-events $(BUILD_DIR)/conf
 		< $< > $@,"  GEN   $(patsubst %-timestamp,%,$@)")
 	@cmp -s $@ $(patsubst %-timestamp,%,$@) || cp $@ $(patsubst %-timestamp,%,$@)
 
+######################################################################
+# Auto-generated tracing routines (non-DTrace)
+
+ifneq ($(TRACE_BACKEND),dtrace)
 $(obj)/generated-tracers.c: $(obj)/generated-tracers.c-timestamp
 $(obj)/generated-tracers.c-timestamp: $(SRC_PATH)/trace-events $(BUILD_DIR)/config-host.mak
 	$(call quiet-command,$(TRACETOOL) \
@@ -23,9 +24,6 @@ $(obj)/generated-tracers.c-timestamp: $(SRC_PATH)/trace-events $(BUILD_DIR)/conf
 	@cmp -s $@ $(patsubst %-timestamp,%,$@) || cp $@ $(patsubst %-timestamp,%,$@)
 
 $(obj)/generated-tracers.o: $(obj)/generated-tracers.c $(obj)/generated-tracers.h
-
-ifneq ($(TRACE_BACKEND),dtrace)
-trace-obj-y += generated-tracers.o
 endif
 
 
@@ -35,19 +33,20 @@ endif
 # Normal practice is to name DTrace probe file with a '.d' extension
 # but that gets picked up by QEMU's Makefile as an external dependency
 # rule file. So we use '.dtrace' instead
-$(obj)/generated-tracers-dtrace.dtrace: $(obj)/generated-tracers-dtrace.dtrace-timestamp
-$(obj)/generated-tracers-dtrace.dtrace-timestamp: $(SRC_PATH)/trace-events $(BUILD_DIR)/config-host.mak
+ifeq ($(TRACE_BACKEND),dtrace)
+$(obj)/generated-tracers.dtrace: $(obj)/generated-tracers.dtrace-timestamp
+$(obj)/generated-tracers.dtrace-timestamp: $(SRC_PATH)/trace-events $(BUILD_DIR)/config-host.mak
 	$(call quiet-command,$(TRACETOOL) \
 		--format=d \
 		--backend=$(TRACE_BACKEND) \
 		< $< > $@,"  GEN   $(patsubst %-timestamp,%,$@)")
 	@cmp -s $@ $(patsubst %-timestamp,%,$@) || cp $@ $(patsubst %-timestamp,%,$@)
 
-$(obj)/generated-tracers-dtrace.h: trace/generated-tracers-dtrace.dtrace
+$(obj)/generated-tracers-dtrace.h: $(obj)/generated-tracers.dtrace
 	$(call quiet-command,dtrace -o $@ -h -s $<, "  GEN   $@")
 
-trace-obj-$(CONFIG_TRACE_DTRACE) += generated-tracers-dtrace.o
-
+$(obj)/generated-tracers.o: $(obj)/generated-tracers.dtrace
+endif
 
 ######################################################################
 # Backend code
@@ -56,3 +55,4 @@ trace-obj-$(CONFIG_TRACE_DEFAULT) += default.o
 trace-obj-$(CONFIG_TRACE_SIMPLE) += simple.o
 trace-obj-$(CONFIG_TRACE_STDERR) += stderr.o
 trace-obj-y += control.o
+trace-obj-y += generated-tracers.o
-- 
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