346 lines
6.2 KiB
C
346 lines
6.2 KiB
C
/*
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* $Id: awk_i.h,v 1.94 2006-12-19 14:20:30 bacon Exp $
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*/
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#ifndef _ASE_AWK_AWKI_H_
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#define _ASE_AWK_AWKI_H_
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typedef struct ase_awk_chain_t ase_awk_chain_t;
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typedef struct ase_awk_tree_t ase_awk_tree_t;
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#include <ase/awk/awk.h>
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#include <ase/awk/str.h>
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#include <ase/awk/rex.h>
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#include <ase/awk/map.h>
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#include <ase/awk/tree.h>
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#include <ase/awk/val.h>
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#include <ase/awk/func.h>
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#include <ase/awk/tab.h>
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#include <ase/awk/parse.h>
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#include <ase/awk/run.h>
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#include <ase/awk/extio.h>
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#include <ase/awk/misc.h>
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#ifdef _MSC_VER
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#pragma warning (disable: 4996)
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#pragma warning (disable: 4296)
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#endif
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/* TODO: remove this */
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#ifdef _WIN32
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#include <tchar.h>
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#define xp_printf _tprintf
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#endif
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#define ASE_AWK_MAX_GLOBALS 9999
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#define ASE_AWK_MAX_LOCALS 9999
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#define ASE_AWK_MAX_PARAMS 9999
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#if defined(_WIN32) && defined(_MSC_VER) && defined(_DEBUG)
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#define _CRTDBG_MAP_ALLOC
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#include <crtdbg.h>
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#define ASE_AWK_MALLOC(awk,size) malloc (size)
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#define ASE_AWK_REALLOC(awk,ptr,size) realloc (ptr, size)
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#define ASE_AWK_FREE(awk,ptr) free (ptr)
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#else
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#define ASE_AWK_MALLOC(awk,size) \
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(awk)->sysfns.malloc (size, (awk)->sysfns.custom_data)
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#define ASE_AWK_REALLOC(awk,ptr,size) \
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(awk)->sysfns.realloc (ptr, size, (awk)->sysfns.custom_data)
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#define ASE_AWK_FREE(awk,ptr) \
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(awk)->sysfns.free (ptr, (awk)->sysfns.custom_data)
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#endif
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#define ASE_AWK_LOCK(awk) \
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do { \
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if ((awk)->sysfns.lock != ASE_NULL) \
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(awk)->sysfns.lock ((awk)->sysfns.custom_data); \
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} while (0)
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#define ASE_AWK_UNLOCK(awk) \
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do { \
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if ((awk)->sysfns.unlock != ASE_NULL) \
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(awk)->sysfns.unlock ((awk)->sysfns.custom_data); \
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} while (0)
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#define ASE_AWK_ISUPPER(awk,c) (awk)->sysfns.is_upper(c)
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#define ASE_AWK_ISLOWER(awk,c) (awk)->sysfns.is_lower(c)
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#define ASE_AWK_ISALPHA(awk,c) (awk)->sysfns.is_alpha(c)
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#define ASE_AWK_ISDIGIT(awk,c) (awk)->sysfns.is_digit(c)
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#define ASE_AWK_ISXDIGIT(awk,c) (awk)->sysfns.is_xdigit(c)
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#define ASE_AWK_ISALNUM(awk,c) (awk)->sysfns.is_alnum(c)
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#define ASE_AWK_ISSPACE(awk,c) (awk)->sysfns.is_space(c)
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#define ASE_AWK_ISPRINT(awk,c) (awk)->sysfns.is_print(c)
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#define ASE_AWK_ISGRAPH(awk,c) (awk)->sysfns.is_graph(c)
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#define ASE_AWK_ISCNTRL(awk,c) (awk)->sysfns.is_cntrl(c)
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#define ASE_AWK_ISPUNCT(awk,c) (awk)->sysfns.is_punct(c)
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#define ASE_AWK_TOUPPER(awk,c) (awk)->sysfns.to_upper(c)
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#define ASE_AWK_TOLOWER(awk,c) (awk)->sysfns.to_lower(c)
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#define ASE_AWK_MEMCPY(awk,dst,src,len) (awk)->sysfns.memcpy (dst, src, len)
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#define ASE_AWK_MEMSET(awk,dst,val,len) (awk)->sysfns.memset (dst, val, len)
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struct ase_awk_tree_t
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{
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ase_size_t nglobals; /* total number of globals */
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ase_size_t nbglobals; /* number of builtin globals */
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ase_awk_map_t afns; /* awk function map */
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ase_awk_nde_t* begin;
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ase_awk_nde_t* end;
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ase_awk_chain_t* chain;
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ase_awk_chain_t* chain_tail;
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ase_size_t chain_size; /* number of nodes in the chain */
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int ok;
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};
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struct ase_awk_t
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{
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ase_awk_sysfns_t sysfns;
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/* options */
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int option;
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/* parse tree */
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ase_awk_tree_t tree;
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/* temporary information that the parser needs */
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struct
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{
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struct
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{
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int block;
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int loop;
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int stmnt; /* statement */
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} id;
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struct
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{
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struct
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{
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ase_size_t block;
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ase_size_t loop;
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ase_size_t expr; /* expression */
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} cur;
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struct
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{
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ase_size_t block;
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ase_size_t expr;
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} max;
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} depth;
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ase_awk_tab_t globals;
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ase_awk_tab_t locals;
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ase_awk_tab_t params;
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ase_size_t nlocals_max;
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ase_awk_nde_t* (*parse_block) (
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ase_awk_t*,ase_size_t,ase_bool_t);
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} parse;
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/* source code management */
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struct
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{
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ase_awk_srcios_t ios;
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struct
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{
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ase_cint_t curc;
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ase_cint_t ungotc[5];
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ase_size_t ungotc_count;
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ase_size_t line;
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ase_size_t column;
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} lex;
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struct
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{
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ase_char_t buf[512];
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ase_size_t buf_pos;
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ase_size_t buf_len;
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} shared;
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} src;
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/* token */
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struct
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{
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struct
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{
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int type;
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ase_size_t line;
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ase_size_t column;
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} prev;
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int type;
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ase_awk_str_t name;
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ase_size_t line;
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ase_size_t column;
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} token;
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/* builtin functions */
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struct
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{
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ase_awk_bfn_t* sys;
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ase_awk_bfn_t* user;
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} bfn;
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struct
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{
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ase_size_t count;
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ase_awk_run_t* ptr;
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struct
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{
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struct
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{
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ase_size_t block;
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ase_size_t expr;
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} cur;
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struct
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{
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ase_size_t block;
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ase_size_t expr;
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} max;
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} depth;
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} run;
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/* housekeeping */
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int errnum;
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ase_size_t errlin;
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ase_char_t errmsg[256];
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};
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struct ase_awk_chain_t
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{
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ase_awk_nde_t* pattern;
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ase_awk_nde_t* action;
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ase_awk_chain_t* next;
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};
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struct ase_awk_run_t
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{
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int id;
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ase_awk_map_t named;
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void** stack;
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ase_size_t stack_top;
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ase_size_t stack_base;
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ase_size_t stack_limit;
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int exit_level;
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ase_awk_val_int_t* icache[200]; /* TODO: choose the optimal size */
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ase_awk_val_real_t* rcache[200]; /* TODO: choose the optimal size */
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ase_awk_val_ref_t* fcache[200]; /* TODO: choose the optimal size */
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ase_size_t icache_count;
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ase_size_t rcache_count;
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ase_size_t fcache_count;
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ase_awk_nde_blk_t* active_block;
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ase_byte_t* pattern_range_state;
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struct
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{
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ase_char_t buf[1024];
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ase_size_t buf_pos;
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ase_size_t buf_len;
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ase_bool_t eof;
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ase_awk_str_t line;
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ase_awk_val_t* d0; /* $0 */
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ase_size_t maxflds;
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ase_size_t nflds; /* NF */
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struct
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{
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ase_char_t* ptr;
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ase_size_t len;
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ase_awk_val_t* val; /* $1 .. $NF */
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}* flds;
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} inrec;
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struct
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{
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void* rs;
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void* fs;
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int ignorecase;
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ase_size_t fnr;
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struct
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{
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ase_char_t* ptr;
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ase_size_t len;
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} convfmt;
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struct
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{
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ase_char_t* ptr;
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ase_size_t len;
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} ofmt;
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struct
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{
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ase_char_t* ptr;
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ase_size_t len;
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} ofs;
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struct
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{
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ase_char_t* ptr;
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ase_size_t len;
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} ors;
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struct
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{
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ase_char_t* ptr;
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ase_size_t len;
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} subsep;
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} global;
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/* extio chain */
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struct
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{
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ase_awk_io_t handler[ASE_AWK_EXTIO_NUM];
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void* custom_data;
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ase_awk_extio_t* chain;
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} extio;
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struct
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{
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ase_awk_str_t fmt;
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ase_awk_str_t out;
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struct
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{
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ase_char_t* ptr;
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ase_size_t len;
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ase_size_t inc;
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} tmp;
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} format;
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struct
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{
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struct
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{
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ase_size_t block;
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ase_size_t expr; /* expression */
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} cur;
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struct
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{
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ase_size_t block;
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ase_size_t expr;
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} max;
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} depth;
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int errnum;
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ase_size_t errlin;
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ase_char_t errmsg[256];
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void* custom_data;
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ase_awk_t* awk;
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ase_awk_run_t* prev;
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ase_awk_run_t* next;
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};
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#endif
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