81 lines
1.3 KiB
C
81 lines
1.3 KiB
C
/*
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* $Id: val.h,v 1.5 2006-03-15 15:34:59 bacon Exp $
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*/
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#ifndef _XP_AWK_VAL_H_
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#define _XP_AWK_VAL_H_
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#ifndef _XP_AWK_AWK_H_
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#error Never include this file directly. Include <xp/awk/awk.h> instead
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#endif
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enum
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{
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XP_AWK_VAL_NIL,
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XP_AWK_VAL_INT,
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XP_AWK_VAL_REAL,
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XP_AWK_VAL_STR
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};
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typedef struct xp_awk_val_t xp_awk_val_t;
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typedef struct xp_awk_val_nil_t xp_awk_val_nil_t;
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typedef struct xp_awk_val_int_t xp_awk_val_int_t;
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typedef struct xp_awk_val_real_t xp_awk_val_real_t;
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typedef struct xp_awk_val_str_t xp_awk_val_str_t;
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#define XP_AWK_VAL_HDR \
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int type
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struct xp_awk_val_t
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{
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XP_AWK_VAL_HDR;
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};
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/* XP_AWK_VAL_NIL */
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struct xp_awk_val_nil_t
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{
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XP_AWK_VAL_HDR;
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};
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/* XP_AWK_VAL_INT */
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struct xp_awk_val_int_t
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{
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XP_AWK_VAL_HDR;
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xp_long_t val;
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};
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/* XP_AWK_VAL_REAL */
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struct xp_awk_val_real_t
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{
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XP_AWK_VAL_HDR;
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xp_real_t val;
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};
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/* XP_AWK_VAL_STR */
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struct xp_awk_val_str_t
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{
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XP_AWK_VAL_HDR;
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xp_char_t* buf;
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xp_size_t len;
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};
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern xp_awk_val_t* xp_awk_val_nil;
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xp_awk_val_t* xp_awk_makeintval (xp_long_t v);
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xp_awk_val_t* xp_awk_makestrval (const xp_char_t* str, xp_size_t len);
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void xp_awk_freeval (xp_awk_val_t* val);
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xp_awk_val_t* xp_awk_cloneval (xp_awk_val_t* val);
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xp_bool_t xp_awk_isvaltrue (xp_awk_val_t* val);
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void xp_awk_printval (xp_awk_val_t* val);
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#ifdef __cplusplus
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}
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#endif
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#endif
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