trace: ensure .stp files are rebuilt if trace tool source changes

The make rules for generating the .stp files forgot to add a dep
on $(tracetool-y) to trigger a rebuild if the trace tool source
changes.

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 20170728133631.5449-1-berrange@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

diff --git a/Makefile.target b/Makefile.target
index 2baec9252fe055a9991a89c123f055cac8f34368..7f42c45db89b17fd6b97351bc3d22b583d064bd8 100644 (file)
--- a/Makefile.target
+++ b/Makefile.target
@@ -48,7 +48,10 @@ else
 TARGET_TYPE=system
 endif
 
-$(QEMU_PROG).stp-installed: $(BUILD_DIR)/trace-events-all
+tracetool-y = $(SRC_PATH)/scripts/tracetool.py
+tracetool-y += $(shell find $(SRC_PATH)/scripts/tracetool -name "*.py")
+
+$(QEMU_PROG).stp-installed: $(BUILD_DIR)/trace-events-all $(tracetool-y)
        $(call quiet-command,$(TRACETOOL) \
                --group=all \
                --format=stap \
@@ -58,7 +61,7 @@ $(QEMU_PROG).stp-installed: $(BUILD_DIR)/trace-events-all
                --target-type=$(TARGET_TYPE) \
                $< > $@,"GEN","$(TARGET_DIR)$(QEMU_PROG).stp-installed")
 
-$(QEMU_PROG).stp: $(BUILD_DIR)/trace-events-all
+$(QEMU_PROG).stp: $(BUILD_DIR)/trace-events-all $(tracetool-y)
        $(call quiet-command,$(TRACETOOL) \
                --group=all \
                --format=stap \
@@ -68,7 +71,7 @@ $(QEMU_PROG).stp: $(BUILD_DIR)/trace-events-all
                --target-type=$(TARGET_TYPE) \
                $< > $@,"GEN","$(TARGET_DIR)$(QEMU_PROG).stp")
 
-$(QEMU_PROG)-simpletrace.stp: $(BUILD_DIR)/trace-events-all
+$(QEMU_PROG)-simpletrace.stp: $(BUILD_DIR)/trace-events-all $(tracetool-y)
        $(call quiet-command,$(TRACETOOL) \
                --group=all \
                --format=simpletrace-stap \