+# Creating ChangeLog from git log:
+
+MAINTAINERCLEANFILES += ChangeLog
+
+EXTRA_DIST += ChangeLog
+
+ChangeLog: $(srcdir)/ChangeLog
+
+$(srcdir)/ChangeLog:
+ @if test -d "$(srcdir)/.git"; then \
+ (cd "$(srcdir)" && \
+ ./missing --run git-log --stat) | fmt --split-only > $@.tmp \
+ && mv -f $@.tmp $@ \
+ || ($(RM) $@.tmp; \
+ echo Failed to generate ChangeLog, your ChangeLog may be outdated >&2; \
+ (test -f $@ || echo git-log is required to generate this file >> $@)); \
+ else \
+ test -f $@ || \
+ (echo A git checkout and git-log is required to generate ChangeLog >&2 && \
+ echo A git checkout and git-log is required to generate this file >> $@); \
+ fi
+
+.PHONY: ChangeLog $(srcdir)/ChangeLog
+