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8521d13194
Numerous flex and bison make rules have appeared in the source tree over time, and they are all virtually identical, so we can replace them by pattern rules with some variables for customization. Users of pgxs will also be able to benefit from this.
57 lines
1.6 KiB
Makefile
57 lines
1.6 KiB
Makefile
#-------------------------------------------------------------------------
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#
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# Makefile for parser
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#
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# src/backend/parser/Makefile
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#
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#-------------------------------------------------------------------------
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subdir = src/backend/parser
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top_builddir = ../../..
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include $(top_builddir)/src/Makefile.global
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override CPPFLAGS := -I. -I$(srcdir) $(CPPFLAGS)
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OBJS= analyze.o gram.o keywords.o kwlookup.o parser.o \
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parse_agg.o parse_clause.o parse_coerce.o parse_collate.o parse_cte.o \
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parse_expr.o parse_func.o parse_node.o parse_oper.o parse_param.o \
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parse_relation.o parse_target.o parse_type.o parse_utilcmd.o scansup.o
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include $(top_srcdir)/src/backend/common.mk
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# scan is compiled as part of gram
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gram.o: scan.c
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# Latest flex causes warnings in this file.
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ifeq ($(GCC),yes)
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gram.o: CFLAGS += -Wno-error
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endif
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# There is no correct way to write a rule that generates two files.
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# Rules with two targets don't have that meaning, they are merely
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# shorthand for two otherwise separate rules. To be safe for parallel
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# make, we must chain the dependencies like this. The semicolon is
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# important, otherwise make will choose the built-in rule for
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# gram.y=>gram.c.
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gram.h: gram.c ;
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gram.c: BISONFLAGS += -d
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gram.c: BISON_CHECK_CMD = $(PERL) $(srcdir)/check_keywords.pl $< $(top_srcdir)/src/include/parser/kwlist.h
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scan.c: FLEXFLAGS = -CF -p -p
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scan.c: FLEX_NO_BACKUP=yes
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# Force these dependencies to be known even without dependency info built:
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gram.o keywords.o parser.o: gram.h
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# gram.c, gram.h, and scan.c are in the distribution tarball, so they
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# are not cleaned here.
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clean distclean maintainer-clean:
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rm -f lex.backup
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