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-rw-r--r--src/vppapigen.am13
1 files changed, 5 insertions, 8 deletions
diff --git a/src/vppapigen.am b/src/vppapigen.am
index 5c25e1ec..fe9ff03e 100644
--- a/src/vppapigen.am
+++ b/src/vppapigen.am
@@ -13,20 +13,17 @@
bin_PROGRAMS += vppapigen
-# We cannot rely on BUILT_SOURCES here as other built sources are relying
-# on vppapigen, so make can start compiling lex.c before gram.h is created.
-# This way we introduce new dependency by running C preprocessor.
-
-tools/vppapigen/lex_e.c: tools/vppapigen/lex.c tools/vppapigen/gram.y
+tools/vppapigen/gram.h: tools/vppapigen/gram.y
@$(YACC) -d @srcdir@/tools/vppapigen/gram.y
@mv y.tab.h tools/vppapigen/gram.h
@rm y.tab.c
- @$(CC) -I. -E -o $@ $<
-vppapigen_SOURCES = tools/vppapigen/gram.y tools/vppapigen/lex_e.c tools/vppapigen/node.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
-CLEANFILES += tools/vppapigen/lex_e.c
# vi:syntax=automake