60 lines
1.1 KiB
C
60 lines
1.1 KiB
C
/*
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* $Id: func.h,v 1.9 2006-08-13 16:04:32 bacon Exp $
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*/
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#ifndef _XP_AWK_FUNC_H_
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#define _XP_AWK_FUNC_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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typedef struct xp_awk_bfn_t xp_awk_bfn_t;
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struct xp_awk_bfn_t
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{
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const xp_char_t* name;
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xp_size_t name_len;
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int valid; /* the entry is valid when this option is set */
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xp_size_t min_args;
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xp_size_t max_args;
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const xp_char_t* arg_spec;
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int (*handler) (xp_awk_t* awk, void* run);
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xp_awk_bfn_t* next;
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};
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enum
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{
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/* ensure that this matches __sys_bfn in func.c */
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XP_AWK_BFN_CLOSE,
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XP_AWK_BFN_INDEX,
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XP_AWK_BFN_LENGTH,
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XP_AWK_BFN_SYSTEM,
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XP_AWK_BFN_SIN
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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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xp_awk_bfn_t* xp_awk_addbfn (
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xp_awk_t* awk, const xp_char_t* name, int when_valid,
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xp_size_t min_args, xp_size_t max_args, const xp_char_t* arg_spec,
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int (*handler)(xp_awk_t*,void*));
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int xp_awk_delbfn (xp_awk_t* awk, const xp_char_t* name);
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void xp_awk_clrbfn (xp_awk_t* awk);
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xp_awk_bfn_t* xp_awk_getbfn (xp_awk_t* awk, const xp_char_t* name);
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#ifdef __cplusplus
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}
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#endif
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#endif
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