2006-01-09 12:51:47 +00:00
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/*
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2006-03-03 11:51:48 +00:00
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* $Id: tree.h,v 1.24 2006-03-03 11:51:48 bacon Exp $
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2006-01-09 12:51:47 +00:00
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*/
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2006-01-02 16:38:23 +00:00
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2006-01-09 12:51:47 +00:00
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#ifndef _XP_AWK_TREE_H_
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#define _XP_AWK_TREE_H_
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2006-03-03 11:45:45 +00:00
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#ifndef _XP_AWK_AWK_H_
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2006-03-03 11:51:48 +00:00
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#error Never include this file directly. Include <xp/awk/awk.h> instead
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2006-03-03 11:45:45 +00:00
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#endif
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2006-01-09 12:51:47 +00:00
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enum
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_NULL,
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XP_AWK_NDE_BLOCK,
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XP_AWK_NDE_BREAK,
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XP_AWK_NDE_CONTINUE,
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XP_AWK_NDE_RETURN,
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XP_AWK_NDE_EXIT,
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XP_AWK_NDE_NEXT,
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XP_AWK_NDE_NEXTFILE,
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XP_AWK_NDE_ASS,
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XP_AWK_NDE_BINARY,
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XP_AWK_NDE_UNARY,
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XP_AWK_NDE_STR,
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XP_AWK_NDE_NUM,
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XP_AWK_NDE_NAMED,
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XP_AWK_NDE_NAMEDIDX,
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XP_AWK_NDE_GLOBAL,
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XP_AWK_NDE_GLOBALIDX,
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XP_AWK_NDE_LOCAL,
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XP_AWK_NDE_LOCALIDX,
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XP_AWK_NDE_ARG,
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XP_AWK_NDE_ARGIDX,
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XP_AWK_NDE_POS,
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XP_AWK_NDE_CALL,
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XP_AWK_NDE_IF,
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XP_AWK_NDE_WHILE,
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XP_AWK_NDE_DOWHILE,
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XP_AWK_NDE_FOR
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2006-01-09 12:51:47 +00:00
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};
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2006-01-30 14:34:47 +00:00
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typedef struct xp_awk_func_t xp_awk_func_t;
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2006-03-03 11:45:45 +00:00
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typedef struct xp_awk_nde_t xp_awk_nde_t;
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typedef struct xp_awk_nde_sgv_t xp_awk_nde_sgv_t;
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typedef struct xp_awk_nde_block_t xp_awk_nde_block_t;
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typedef struct xp_awk_nde_ass_t xp_awk_nde_ass_t;
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typedef struct xp_awk_nde_expr_t xp_awk_nde_expr_t;
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typedef struct xp_awk_nde_term_t xp_awk_nde_term_t;
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typedef struct xp_awk_nde_var_t xp_awk_nde_var_t;
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typedef struct xp_awk_nde_idx_t xp_awk_nde_idx_t;
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typedef struct xp_awk_nde_pos_t xp_awk_nde_pos_t;
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typedef struct xp_awk_nde_call_t xp_awk_nde_call_t;
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typedef struct xp_awk_nde_if_t xp_awk_nde_if_t;
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typedef struct xp_awk_nde_while_t xp_awk_nde_while_t;
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typedef struct xp_awk_nde_for_t xp_awk_nde_for_t;
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2006-01-09 12:51:47 +00:00
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2006-01-22 15:11:17 +00:00
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struct xp_awk_func_t
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{
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xp_char_t* name;
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xp_size_t nargs;
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2006-03-03 11:45:45 +00:00
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xp_awk_nde_t* body;
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2006-01-22 15:11:17 +00:00
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};
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2006-03-03 11:45:45 +00:00
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#define XP_AWK_NDE_HDR \
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2006-01-09 12:51:47 +00:00
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int type; \
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2006-03-03 11:45:45 +00:00
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xp_awk_nde_t* next
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2006-01-09 12:51:47 +00:00
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_t
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2006-01-09 12:51:47 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR;
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2006-01-09 12:51:47 +00:00
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};
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2006-03-03 11:45:45 +00:00
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/* XP_AWK_NDE_RETURN, XP_AWK_NDE_EXIT, XP_AWK_NDE_POS */
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struct xp_awk_nde_sgv_t
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2006-01-25 16:11:43 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR;
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xp_awk_nde_t* value;
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2006-01-25 16:11:43 +00:00
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};
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_block_t
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2006-01-09 12:51:47 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR;
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2006-02-04 19:31:51 +00:00
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xp_size_t nlocals;
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2006-03-03 11:45:45 +00:00
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xp_awk_nde_t* body;
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2006-01-09 12:51:47 +00:00
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};
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_ass_t
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2006-01-11 14:03:17 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR;
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xp_awk_nde_t* left;
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xp_awk_nde_t* right;
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2006-01-11 14:03:17 +00:00
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};
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_expr_t
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2006-01-10 13:57:54 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR;
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2006-01-11 14:03:17 +00:00
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int opcode;
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2006-03-03 11:45:45 +00:00
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xp_awk_nde_t* left;
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xp_awk_nde_t* right;
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2006-01-10 13:57:54 +00:00
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};
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_term_t
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2006-01-10 13:57:54 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR;
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2006-01-12 14:20:17 +00:00
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xp_char_t* value;
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2006-01-10 13:57:54 +00:00
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};
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_var_t
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2006-01-24 16:14:28 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR;
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struct // union
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2006-01-24 16:14:28 +00:00
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{
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xp_char_t* name;
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xp_size_t idxa;
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} id;
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};
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_idx_t
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2006-01-13 11:25:52 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR;
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2006-02-01 02:56:12 +00:00
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struct // union
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2006-01-24 16:14:28 +00:00
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{
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xp_char_t* name;
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xp_size_t idxa;
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} id;
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2006-03-03 11:45:45 +00:00
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xp_awk_nde_t* idx;
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2006-01-19 16:28:21 +00:00
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};
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2006-01-25 14:50:57 +00:00
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_call_t
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2006-01-19 16:28:21 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR; /* XP_AWK_NDE_CALL */
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2006-01-19 16:28:21 +00:00
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xp_char_t* name;
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2006-03-03 11:45:45 +00:00
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xp_awk_nde_t* args;
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2006-01-13 11:25:52 +00:00
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};
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_if_t
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2006-01-09 12:51:47 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR; /* XP_AWK_NDE_IF */
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xp_awk_nde_t* test;
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xp_awk_nde_t* then_part;
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xp_awk_nde_t* else_part; /* optional */
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2006-01-09 12:51:47 +00:00
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};
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_while_t
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2006-01-10 13:57:54 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR; /* XP_AWK_NDE_WHILE, XP_AWK_NDE_DOWHILE */
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xp_awk_nde_t* test;
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xp_awk_nde_t* body;
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2006-01-10 13:57:54 +00:00
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};
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2006-03-03 11:45:45 +00:00
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struct xp_awk_nde_for_t
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2006-01-19 13:28:29 +00:00
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{
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2006-03-03 11:45:45 +00:00
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XP_AWK_NDE_HDR; /* XP_AWK_NDE_FOR */
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xp_awk_nde_t* init; /* optional */
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xp_awk_nde_t* test; /* optional */
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xp_awk_nde_t* incr; /* optional */
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xp_awk_nde_t* body;
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2006-01-19 13:28:29 +00:00
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};
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2006-01-14 14:09:52 +00:00
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#ifdef __cplusplus
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extern "C" {
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#endif
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2006-03-03 11:45:45 +00:00
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void xp_awk_prnpt (xp_awk_nde_t* tree);
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void xp_awk_clrpt (xp_awk_nde_t* tree);
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2006-01-14 14:09:52 +00:00
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#ifdef __cplusplus
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}
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#endif
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2006-01-09 12:51:47 +00:00
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#endif
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