lk2nd: util: Add version tag generation

Signed-off-by: Nikita Travkin <[email protected]>
msm8916-mainline · Aug 29, 2023 · c31d8d1 · c31d8d1
1 parent 9390f66
commit c31d8d1
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Showing 3 changed files with 25 additions and 0 deletions.
diff --git a/arch/arm/compile.mk b/arch/arm/compile.mk
@@ -4,6 +4,11 @@ $(BUILDDIR)/%.o: %.c $(SRCDEPS)
 	@echo compiling $<
 	$(NOECHO)$(CC) $(CFLAGS) $(THUMBCFLAGS) --std=c99 $(INCLUDES) -c $< -MD -MT $@ -MF $(@:%o=%d) -o $@
 
+$(BUILDDIR)/%.o: $(BUILDDIR)/%.c $(SRCDEPS)
+	@$(MKDIR)
+	@echo compiling $<
+	$(NOECHO)$(CC) $(CFLAGS) $(THUMBCFLAGS) --std=c99 $(INCLUDES) -c $< -MD -MT $@ -MF $(@:%o=%d) -o $@
+
 $(BUILDDIR)/%.o: %.cpp $(SRCDEPS)
 	@$(MKDIR)
 	@echo compiling $<

diff --git a/lk2nd/include/lk2nd/version.h b/lk2nd/include/lk2nd/version.h
@@ -0,0 +1,6 @@
+#ifndef LK2ND_VERSION_H
+#define LK2ND_VERSION_H
+
+extern const char* LK2ND_VERSION;
+
+#endif /* LK2ND_VERSION_H */
diff --git a/lk2nd/util/rules.mk b/lk2nd/util/rules.mk
@@ -5,3 +5,17 @@ OBJS += \
 	$(LOCAL_DIR)/cmdline.o \
 	$(LOCAL_DIR)/lkfdt.o \
 	$(LOCAL_DIR)/mmu.o \
+
+# Generate the version tag from VCS
+
+LK2ND_VERSION := $(shell $(LK_TOP_DIR)/lk2nd/scripts/describe-version.sh)
+VERSION_FILE := $(BUILDDIR)/$(LOCAL_DIR)/version.c
+
+.PHONY: $(VERSION_FILE)
+$(VERSION_FILE):
+	@$(MKDIR)
+	@echo generating $@ for lk2nd $(LK2ND_VERSION)
+	@echo "const char* LK2ND_VERSION = \"$(LK2ND_VERSION)\";" > $@
+
+OBJS += \
+	$(LOCAL_DIR)/version.o \