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Make the yacc rules safe for parallel make. See discussion on pgsql-patches

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and comment in src/backend/parser/Makefile for the technical details.
This commit is contained in:
Peter Eisentraut
2001-11-16 16:32:33 +00:00
parent 7c50767f08
commit aff53b27f0
6 changed files with 38 additions and 17 deletions
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10
src/interfaces/ecpg/preproc/Makefile
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@@ -1,4 +1,4 @@
# $Header: /cvsroot/pgsql/src/interfaces/ecpg/preproc/Makefile,v 1.77 2001/09/19 14:09:32 meskes Exp $
# $Header: /cvsroot/pgsql/src/interfaces/ecpg/preproc/Makefile,v 1.78 2001/11/16 16:32:33 petere Exp $
subdir = src/interfaces/ecpg/preproc
top_builddir = ../../../..
@@ -35,11 +35,13 @@ endif
ecpg: $(OBJS)
$(CC) $(CFLAGS) $(LDFLAGS) $^ $(LIBS) -o $@
$(srcdir)/preproc.c $(srcdir)/preproc.h: preproc.y
$(srcdir)/preproc.c: $(srcdir)/preproc.h ;
$(srcdir)/preproc.h: preproc.y
ifdef YACC
$(YACC) -d $(YFLAGS) $<
mv y.tab.c $(srcdir)/preproc.c
mv y.tab.h $(srcdir)/preproc.h
mv -f y.tab.c $(srcdir)/preproc.c
mv -f y.tab.h $(srcdir)/preproc.h
else
@$(missing) bison $< $@
endif