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Only look for bison as YACC; other yaccs need to be selected explicitly.

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When no suitable YACC is configured, supply useful informational messages
to users.  (Same way flex has been handled for a while.)
This commit is contained in:
Peter Eisentraut
2001-02-10 22:31:42 +00:00
parent 20edc4afd2
commit 2660803697
10 changed files with 388 additions and 347 deletions
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6
src/backend/parser/Makefile
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@@ -2,7 +2,7 @@
#
# Makefile for parser
#
# $Header: /cvsroot/pgsql/src/backend/parser/Makefile,v 1.31 2000/10/20 21:03:44 petere Exp $
# $Header: /cvsroot/pgsql/src/backend/parser/Makefile,v 1.32 2001/02/10 22:31:42 petere Exp $
#
#-------------------------------------------------------------------------
@@ -25,9 +25,13 @@ SUBSYS.o: $(OBJS)
$(LD) $(LDREL) $(LDOUT) $@ $^
$(srcdir)/gram.c $(srcdir)/parse.h: gram.y
ifdef YACC
$(YACC) -d $(YFLAGS) $<
mv y.tab.c $(srcdir)/gram.c
mv y.tab.h $(srcdir)/parse.h
else
@$(missing) bison $< $@
endif
$(srcdir)/scan.c: scan.l
ifdef FLEX