blob: 2cdf8afdf60d526aec900ad087de71258fe330f4 (
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diff --git a/Makefile b/Makefile
index b4175da..37c8747 100755
--- a/Makefile
+++ b/Makefile
@@ -29,7 +29,7 @@ test: $(MININET) $(TEST)
mnexec: mnexec.c $(MN) mininet/net.py
$(CC) $(CFLAGS) $(LDFLAGS) \
- -DVERSION=\"`PYTHONPATH=. XTABLES_LIBDIR=/usr/lib/x86_64-linux-gnu/xtables $(PYMN) --version 2>&1`\" $< -o $@
+ -DVERSION=\"`PYTHONPATH=. XTABLES_LIBDIR=/usr/lib/x86_64-linux-gnu/xtables $(PYMN) --version 2>&1 | grep -oE '[0-9a-z]+\.[0-9a-z]+\.[0-9a-z]+'`\" $< -o $@
install-mnexec: $(MNEXEC)
install -D $(MNEXEC) $(BINDIR)/$(MNEXEC)
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