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f03fc94e7d
incarnations (I hope). When an acceptable flex version is not found, print instructive error messages from both configure and the makefiles, so that users can continue building anyway.
73 lines
1.8 KiB
Makefile
73 lines
1.8 KiB
Makefile
#-------------------------------------------------------------------------
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#
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# Makefile for the bootstrap module
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#
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# $Header: /cvsroot/pgsql/src/backend/bootstrap/Makefile,v 1.25 2000/08/28 11:53:17 petere Exp $
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#
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#-------------------------------------------------------------------------
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subdir = src/backend/bootstrap
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top_builddir = ../../..
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include $(top_builddir)/src/Makefile.global
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ifeq ($(GCC), yes)
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CFLAGS+= -Wno-error
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endif
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# qnx4's wlink currently crashes with bootstrap.o
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ifneq ($(PORTNAME), qnx4)
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OBJS= bootparse.o bootscanner.o bootstrap.o
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else
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OBJS= bootparse.o bootscanner.o
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endif
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# make sure bootstrap.o is built even on qnx4
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all: SUBSYS.o bootstrap.o
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SUBSYS.o: $(OBJS)
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$(LD) $(LDREL) $(LDOUT) $@ $^
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bootstrap.o bootscanner.c: $(srcdir)/bootstrap_tokens.h
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# `sed' rules to remove conflicts between bootstrap scanner and parser
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# and the SQL scanner and parser. For correctness' sake the rules that
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# use this must depend on this Makefile.
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define sed-magic
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sed -e 's/^yy/Int_yy/g' \
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-e 's/\([^a-zA-Z0-9_]\)yy/\1Int_yy/g'
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endef
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$(srcdir)/bootparse.c $(srcdir)/bootstrap_tokens.h: bootparse.y Makefile
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$(YACC) -d $(YFLAGS) $<
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$(sed-magic) < y.tab.c > $(srcdir)/bootparse.c
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$(sed-magic) < y.tab.h > $(srcdir)/bootstrap_tokens.h
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rm -f y.tab.c y.tab.h
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$(srcdir)/bootscanner.c: bootscanner.l Makefile
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ifdef FLEX
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$(FLEX) $(FLEXFLAGS) $<
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$(sed-magic) lex.yy.c > $@
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rm -f lex.yy.c
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else
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@$(missing) flex $< $@
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endif
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clean:
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rm -f SUBSYS.o $(OBJS) bootstrap.o
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# And the garbage that might have been left behind by partial build:
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@rm -f y.tab.h y.tab.c y.output lex.yy.c
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# This is unusual: We actually have to build some of the parts before
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# we know what the header file dependencies are.
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dep depend: bootparse.c bootscanner.c bootstrap_tokens.h
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$(CC) -MM $(CFLAGS) *.c >depend
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ifeq (depend,$(wildcard depend))
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include depend
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endif
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