81 lines
1.2 KiB
C
81 lines
1.2 KiB
C
/*
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* $Id: tree.h,v 1.3 2006-01-10 13:57:54 bacon Exp $
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*/
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#ifndef _XP_AWK_TREE_H_
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#define _XP_AWK_TREE_H_
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enum
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{
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XP_AWK_NODE_BLOCK,
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XP_AWK_NODE_BREAK,
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XP_AWK_NODE_CONTINUE
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};
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typedef struct xp_awk_node_t xp_awk_node_t;
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typedef struct xp_awk_node_block_t xp_awk_node_block_t;
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typedef struct xp_awk_node_expr_t xp_awk_node_expr_t;
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typedef struct xp_awk_node_term_t xp_awk_node_term_t;
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typedef struct xp_awk_node_if_t xp_awk_node_if_t;
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typedef struct xp_awk_node_while_t xp_awk_node_while_t;
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typedef struct xp_awk_node_do_t xp_awk_node_do_t;
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#define XP_AWK_NODE_HDR \
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int type; \
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xp_awk_node_t* next
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struct xp_awk_node_t
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{
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XP_AWK_NODE_HDR;
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};
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/*
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struct xp_awk_node_plain_t
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{
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XP_AWK_NODE_HDR;
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};
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*/
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struct xp_awk_node_block_t
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{
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XP_AWK_NODE_HDR;
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xp_awk_node_t* body;
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};
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struct xp_awk_node_expr_t
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{
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XP_AWK_NODE_HDR;
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xp_awk_node_t* left;
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xp_awk_node_t* right;
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};
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struct xp_awk_node_term_t
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{
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XP_AWK_NODE_HDR;
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xp_awk_node_t* value;
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};
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struct xp_awk_node_if_t
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{
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XP_AWK_NODE_HDR;
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xp_awk_node_t* test;
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xp_awk_node_t* then_part;
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xp_awk_node_t* else_part;
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};
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struct xp_awk_node_while_t
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{
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XP_AWK_NODE_HDR;
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xp_awk_node_t* test;
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xp_awk_node_t* body;
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};
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struct xp_awk_node_do_t
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{
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XP_AWK_NODE_HDR;
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xp_awk_node_t* body;
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xp_awk_node_t* test;
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};
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#endif
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