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interim commit while implementing qse_rex_t

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hyung-hwan
2009-11-26 07:32:20 +00:00
parent 782fa151de
commit 09720f3460
10 changed files with 692 additions and 302 deletions
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11
qse/include/qse/awk/awk.h
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@ -1,5 +1,5 @@
/*
* $Id: awk.h 306 2009-11-22 13:58:53Z hyunghwan.chung $
* $Id: awk.h 307 2009-11-25 13:32:20Z hyunghwan.chung $
*
Copyright 2006-2009 Chung, Hyung-Hwan.
This file is part of QSE.
@ -786,18 +786,19 @@ enum qse_awk_errnum_t
QSE_AWK_EOFMTCHR, /**< invalid character in OFMT */
/* regular expression error */
QSE_AWK_EREXNOCOMP, /**< no regular expression compiled */
QSE_AWK_EREXRECUR, /**< recursion too deep */
QSE_AWK_EREXRPAREN, /**< a right parenthesis is expected */
QSE_AWK_EREXRBRACKET, /**< a right bracket is expected */
QSE_AWK_EREXRBRACK, /**< a right bracket is expected */
QSE_AWK_EREXRBRACE, /**< a right brace is expected */
QSE_AWK_EREXUNBALPAREN,/**< unbalanced parenthesis */
QSE_AWK_EREXINVALBRACE,/**< invalid brace */
QSE_AWK_EREXCOLON, /**< a colon is expected */
QSE_AWK_EREXCRANGE, /**< invalid character range */
QSE_AWK_EREXCCLASS, /**< invalid character class */
QSE_AWK_EREXBOUND, /**< invalid boundary range */
QSE_AWK_EREXEND, /**< unexpected end of the pattern */
QSE_AWK_EREXGARBAGE, /**< garbage after the pattern */
QSE_AWK_EREXBOUND, /**< invalid occurrence bound */
QSE_AWK_EREXPREEND, /**< premature end of regular expression */
QSE_AWK_EREXGARBAGE, /**< garbage after pattern */
/* the number of error numbers, internal use only */
QSE_AWK_NUMERRNUM

66
qse/include/qse/cmn/rex.h
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@ -1,5 +1,5 @@
/*
* $Id: rex.h 306 2009-11-22 13:58:53Z hyunghwan.chung $
* $Id: rex.h 307 2009-11-25 13:32:20Z hyunghwan.chung $
*
Copyright 2006-2009 Chung, Hyung-Hwan.
This file is part of QSE.
@ -23,6 +23,7 @@
#include <qse/types.h>
#include <qse/macros.h>
#include <qse/cmn/str.h>
/** @file
*
@ -72,9 +73,11 @@ enum qse_rex_option_t
/**< do not support the {n,m} style occurrence specifier */
QSE_REX_NOBOUND = (1 << 0),
#if 0
QSE_REX_ESQ_HEX = (1 << 1), /* \xhh and \uhhhh */
QSE_REX_ESQ_OCTAL = (1 << 2), /* \000 */
QSE_REX_ESQ_CNTRL = (1 << 3), /* \cX where X is A to Z */
#endif
/**< perform case-insensitive match */
QSE_REX_IGNORECASE = (1 << 8)
@ -83,19 +86,20 @@ enum qse_rex_option_t
enum qse_rex_errnum_t
{
QSE_REX_ENOERR = 0,
QSE_REX_ENOMEM, /* no sufficient memory available */
QSE_REX_ERECUR, /* recursion too deep */
QSE_REX_ERPAREN, /* a right parenthesis is expected */
QSE_REX_ERBRACKET, /* a right bracket is expected */
QSE_REX_ERBRACE, /* a right brace is expected */
QSE_REX_EUNBALPAREN, /* unbalanced parenthesis */
QSE_REX_EINVALBRACE, /* invalid brace */
QSE_REX_ECOLON, /* a colon is expected */
QSE_REX_ECRANGE, /* invalid character range */
QSE_REX_ECCLASS, /* invalid character class */
QSE_REX_EBOUND, /* invalid boundary range */
QSE_REX_EEND, /* unexpected end of the pattern */
QSE_REX_EGARBAGE /* garbage after the pattern */
QSE_REX_ENOMEM, /**< no sufficient memory available */
QSE_REX_ENOCOMP, /**< no expression compiled */
QSE_REX_ERECUR, /**< recursion too deep */
QSE_REX_ERPAREN, /**< right parenthesis expected */
QSE_REX_ERBRACK, /**< right bracket expected */
QSE_REX_ERBRACE, /**< right brace expected */
QSE_REX_EUNBALPAREN, /**< unbalanced parenthesis */
QSE_REX_EINVALBRACE, /**< invalid brace */
QSE_REX_ECOLON, /**< colon expected */
QSE_REX_ECRANGE, /**< invalid character range */
QSE_REX_ECCLASS, /**< invalid character class */
QSE_REX_EBOUND, /**< invalid occurrence bound */
QSE_REX_EPREEND, /**< premature expression end */
QSE_REX_EGARBAGE /**< garbage after expression */
};
typedef enum qse_rex_errnum_t qse_rex_errnum_t;
@ -104,11 +108,11 @@ enum qse_rex_node_id_t
QSE_REX_NODE_START,
QSE_REX_NODE_END,
QSE_REX_NODE_NOP,
QSE_REX_NODE_BOL, /* beginning of line */
QSE_REX_NODE_EOL, /* end of line */
QSE_REX_NODE_ANYCHAR, /* dot */
QSE_REX_NODE_CHAR, /* single character */
QSE_REX_NODE_CHARSET, /* character set */
QSE_REX_NODE_BOL, /* beginning of line */
QSE_REX_NODE_EOL, /* end of line */
QSE_REX_NODE_ANY, /* dot */
QSE_REX_NODE_CHAR, /* single character */
QSE_REX_NODE_CSET, /* character set */
QSE_REX_NODE_BRANCH,
QSE_REX_NODE_GROUP,
QSE_REX_NODE_GROUPEND
@ -134,7 +138,12 @@ struct qse_rex_node_t
} s;
qse_char_t c;
qse_char_t* cs; /* charset */
struct
{
int negated;
qse_str_t* member;
} cset;
struct
{
@ -160,6 +169,13 @@ struct qse_rex_node_t
} occ;
};
enum qse_rex_cset_code_t
{
QSE_REX_CSET_CHAR,
QSE_REX_CSET_RANGE,
QSE_REX_CSET_CLASS
};
/**
* The qse_rex_t type defines a regular expression processor.
* You can compile a regular expression and match it againt a string.
@ -170,7 +186,7 @@ struct qse_rex_t
QSE_DEFINE_COMMON_FIELDS (rex)
qse_rex_errnum_t errnum;
int option;
qse_rex_node_t* code;
qse_rex_node_t* code;
};
#ifdef __cplusplus
@ -205,6 +221,14 @@ void qse_rex_setoption (
int opts /**< 0 or number XORed of ::qse_rex_option_t enumerators */
);
qse_rex_errnum_t qse_rex_geterrnum (
qse_rex_t* rex
);
const qse_char_t* qse_rex_geterrmsg (
qse_rex_t* rex
);
qse_rex_node_t* qse_rex_comp (
qse_rex_t* rex,
const qse_char_t* ptn,