Toni Guttman 有一个给定的 r-tree 代码(它已为我的家庭作业进行了修改),但是,如果我更改参数(节点的维度),那么“make”将导致此类错误:
yacc y.spec
make: yacc:command not found
make: *** [y.tab.c] error 127
我已经安装了 bison 和 flex,“which yacc”显示了
alias yacc='bison'
/usr/bin/bison
我应该怎么做才能解决问题?
这是“生成文件”:
# %W% %G%
# use flag -O for optimized code, slower compile
FLAGS=
SRC= main.c index.c newtid.c node.c rectangle.c \
printstats.c clock.c y.spec allocate.c error.c\
split.l.c \
split.q.c \
split.e.c
HEADERS= options.h macros.h index.h assert.h
ALL= $(SRC) $(HEADERS) split.l.h split.q.h split.e.h
OBJ= main.o index.o newtid.o node.o rectangle.o \
printstats.o clock.o y.tab.o allocate.o error.o
OBJLIN= split.l.o
OBJQ= split.q.o
OBJEXP= split.e.o
$(OBJ): $(HEADERS)
$(OBJLIN): $(HEADERS) split.l.h
$(OBJQ): $(HEADERS) split.q.h
$(OBJEXP): $(HEADERS) split.e.h
# assembler chokes if graphics.c is compiled with -g option, do it without.
# graphics.o: graphics.c $(HEADERS)
# cc -c graphics.c
# assembler chokes if y.tab.c is compiled with -g option, do it without.
# y.tab.o: y.tab.c $(HEADERS)
# cc -c y.tab.c
.c.o: $(HEADERS)
cc -c $(FLAGS) $*.c
linear: $(OBJ) $(OBJLIN)
cc $(FLAGS) $(OBJ) $(OBJLIN) -lm -o linear
quad: $(OBJ) $(OBJQ)
cc $(FLAGS) $(OBJ) $(OBJQ) -lm -o quad
exp: $(OBJ) $(OBJEXP)
cc $(FLAGS) $(OBJ) $(OBJEXP) -lm -o exp
y.tab.c: y.spec $(HEADERS)
yacc y.spec
edit:
sccs edit $(SRC) $(HEADERS) split.l.h split.q.h split.o.h
unedit:
sccs unedit $(ALL)
rm -f tags
delta:
sccs delta $(ALL)
rm -f tags
get:
sccs get $(ALL)
clean:
rm -f *.o core y.tab.c tags
tags: $(SRC)
ctags *.c
lint:
rm -f lint.out
lint *.c > lint.out