X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvppapigen.am;h=fe9ff03ecabbf00422f1983704b7a3b8aa26733f;hb=faef07fdd048cf96626daa8e09ed995af8e30f00;hp=083ee53755c94731e77faaa76e0de14157b457c5;hpb=7cd468a3d7dee7d6c92f69a0bb7061ae208ec727;p=vpp.git

diff --git a/src/vppapigen.am b/src/vppapigen.am
index 083ee53755c..fe9ff03ecab 100644
--- a/src/vppapigen.am
+++ b/src/vppapigen.am
@@ -13,15 +13,17 @@
 
 bin_PROGRAMS += vppapigen
 
-BUILT_SOURCES += tools/vppapigen/gram.h
-
 tools/vppapigen/gram.h: tools/vppapigen/gram.y
-	$(YACC) -d @srcdir@/tools/vppapigen/gram.y
-	mv y.tab.h tools/vppapigen/gram.h
-	rm y.tab.c
+	@$(YACC) -d @srcdir@/tools/vppapigen/gram.y
+	@mv y.tab.h tools/vppapigen/gram.h
+	@rm y.tab.c
+
+tools/vppapigen/lex.o: tools/vppapigen/gram.h
+tools/vppapigen/node.o: tools/vppapigen/gram.h
 
 vppapigen_SOURCES = tools/vppapigen/gram.y tools/vppapigen/lex.c tools/vppapigen/node.c
 vppapigen_LDADD = libvppinfra.la
 vppapigen_LDFLAGS = -static
 
+CLEANFILES += tools/vppapigen/gram.c tools/vppapigen/gram.h
 # vi:syntax=automake