/[pcre]/code/trunk/pcreposix.c
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revision 460 by ph10, Sat Oct 3 16:24:08 2009 UTC revision 461 by ph10, Mon Oct 5 10:59:35 2009 UTC
# Line 70  static const int eint[] = { Line 70  static const int eint[] = {
70    REG_EESCAPE, /* \c at end of pattern */    REG_EESCAPE, /* \c at end of pattern */
71    REG_EESCAPE, /* unrecognized character follows \ */    REG_EESCAPE, /* unrecognized character follows \ */
72    REG_BADBR,   /* numbers out of order in {} quantifier */    REG_BADBR,   /* numbers out of order in {} quantifier */
73    /* 5 */    /* 5 */
74    REG_BADBR,   /* number too big in {} quantifier */    REG_BADBR,   /* number too big in {} quantifier */
75    REG_EBRACK,  /* missing terminating ] for character class */    REG_EBRACK,  /* missing terminating ] for character class */
76    REG_ECTYPE,  /* invalid escape sequence in character class */    REG_ECTYPE,  /* invalid escape sequence in character class */
77    REG_ERANGE,  /* range out of order in character class */    REG_ERANGE,  /* range out of order in character class */
78    REG_BADRPT,  /* nothing to repeat */    REG_BADRPT,  /* nothing to repeat */
79    /* 10 */    /* 10 */
80    REG_BADRPT,  /* operand of unlimited repeat could match the empty string */    REG_BADRPT,  /* operand of unlimited repeat could match the empty string */
81    REG_ASSERT,  /* internal error: unexpected repeat */    REG_ASSERT,  /* internal error: unexpected repeat */
82    REG_BADPAT,  /* unrecognized character after (? */    REG_BADPAT,  /* unrecognized character after (? */
83    REG_BADPAT,  /* POSIX named classes are supported only within a class */    REG_BADPAT,  /* POSIX named classes are supported only within a class */
84    REG_EPAREN,  /* missing ) */    REG_EPAREN,  /* missing ) */
85    /* 15 */    /* 15 */
86    REG_ESUBREG, /* reference to non-existent subpattern */    REG_ESUBREG, /* reference to non-existent subpattern */
87    REG_INVARG,  /* erroffset passed as NULL */    REG_INVARG,  /* erroffset passed as NULL */
88    REG_INVARG,  /* unknown option bit(s) set */    REG_INVARG,  /* unknown option bit(s) set */
89    REG_EPAREN,  /* missing ) after comment */    REG_EPAREN,  /* missing ) after comment */
90    REG_ESIZE,   /* parentheses nested too deeply */    REG_ESIZE,   /* parentheses nested too deeply */
91    /* 20 */    /* 20 */
92    REG_ESIZE,   /* regular expression too large */    REG_ESIZE,   /* regular expression too large */
93    REG_ESPACE,  /* failed to get memory */    REG_ESPACE,  /* failed to get memory */
94    REG_EPAREN,  /* unmatched parentheses */    REG_EPAREN,  /* unmatched parentheses */
95    REG_ASSERT,  /* internal error: code overflow */    REG_ASSERT,  /* internal error: code overflow */
96    REG_BADPAT,  /* unrecognized character after (?< */    REG_BADPAT,  /* unrecognized character after (?< */
97    /* 25 */    /* 25 */
98    REG_BADPAT,  /* lookbehind assertion is not fixed length */    REG_BADPAT,  /* lookbehind assertion is not fixed length */
99    REG_BADPAT,  /* malformed number or name after (?( */    REG_BADPAT,  /* malformed number or name after (?( */
100    REG_BADPAT,  /* conditional group contains more than two branches */    REG_BADPAT,  /* conditional group contains more than two branches */
101    REG_BADPAT,  /* assertion expected after (?( */    REG_BADPAT,  /* assertion expected after (?( */
102    REG_BADPAT,  /* (?R or (?[+-]digits must be followed by ) */    REG_BADPAT,  /* (?R or (?[+-]digits must be followed by ) */
103    /* 30 */    /* 30 */
104    REG_ECTYPE,  /* unknown POSIX class name */    REG_ECTYPE,  /* unknown POSIX class name */
105    REG_BADPAT,  /* POSIX collating elements are not supported */    REG_BADPAT,  /* POSIX collating elements are not supported */
106    REG_INVARG,  /* this version of PCRE is not compiled with PCRE_UTF8 support */    REG_INVARG,  /* this version of PCRE is not compiled with PCRE_UTF8 support */
107    REG_BADPAT,  /* spare error */    REG_BADPAT,  /* spare error */
108    REG_BADPAT,  /* character value in \x{...} sequence is too large */    REG_BADPAT,  /* character value in \x{...} sequence is too large */
109    /* 35 */    /* 35 */
110    REG_BADPAT,  /* invalid condition (?(0) */    REG_BADPAT,  /* invalid condition (?(0) */
111    REG_BADPAT,  /* \C not allowed in lookbehind assertion */    REG_BADPAT,  /* \C not allowed in lookbehind assertion */
112    REG_EESCAPE, /* PCRE does not support \L, \l, \N, \U, or \u */    REG_EESCAPE, /* PCRE does not support \L, \l, \N, \U, or \u */
113    REG_BADPAT,  /* number after (?C is > 255 */    REG_BADPAT,  /* number after (?C is > 255 */
114    REG_BADPAT,  /* closing ) for (?C expected */    REG_BADPAT,  /* closing ) for (?C expected */
115    /* 40 */    /* 40 */
116    REG_BADPAT,  /* recursive call could loop indefinitely */    REG_BADPAT,  /* recursive call could loop indefinitely */
117    REG_BADPAT,  /* unrecognized character after (?P */    REG_BADPAT,  /* unrecognized character after (?P */
118    REG_BADPAT,  /* syntax error in subpattern name (missing terminator) */    REG_BADPAT,  /* syntax error in subpattern name (missing terminator) */
119    REG_BADPAT,  /* two named subpatterns have the same name */    REG_BADPAT,  /* two named subpatterns have the same name */
120    REG_BADPAT,  /* invalid UTF-8 string */    REG_BADPAT,  /* invalid UTF-8 string */
121    /* 45 */    /* 45 */
122    REG_BADPAT,  /* support for \P, \p, and \X has not been compiled */    REG_BADPAT,  /* support for \P, \p, and \X has not been compiled */
123    REG_BADPAT,  /* malformed \P or \p sequence */    REG_BADPAT,  /* malformed \P or \p sequence */
124    REG_BADPAT,  /* unknown property name after \P or \p */    REG_BADPAT,  /* unknown property name after \P or \p */
125    REG_BADPAT,  /* subpattern name is too long (maximum 32 characters) */    REG_BADPAT,  /* subpattern name is too long (maximum 32 characters) */
126    REG_BADPAT,  /* too many named subpatterns (maximum 10,000) */    REG_BADPAT,  /* too many named subpatterns (maximum 10,000) */
127    /* 50 */    /* 50 */
128    REG_BADPAT,  /* repeated subpattern is too long */    REG_BADPAT,  /* repeated subpattern is too long */
129    REG_BADPAT,  /* octal value is greater than \377 (not in UTF-8 mode) */    REG_BADPAT,  /* octal value is greater than \377 (not in UTF-8 mode) */
130    REG_BADPAT,  /* internal error: overran compiling workspace */    REG_BADPAT,  /* internal error: overran compiling workspace */
131    REG_BADPAT,  /* internal error: previously-checked referenced subpattern not found */    REG_BADPAT,  /* internal error: previously-checked referenced subpattern not found */
132    REG_BADPAT,  /* DEFINE group contains more than one branch */    REG_BADPAT,  /* DEFINE group contains more than one branch */
133    /* 55 */    /* 55 */
134    REG_BADPAT,  /* repeating a DEFINE group is not allowed */    REG_BADPAT,  /* repeating a DEFINE group is not allowed */
135    REG_INVARG,  /* inconsistent NEWLINE options */    REG_INVARG,  /* inconsistent NEWLINE options */
136    REG_BADPAT,  /* \g is not followed followed by an (optionally braced) non-zero number */    REG_BADPAT,  /* \g is not followed followed by an (optionally braced) non-zero number */
137    REG_BADPAT,  /* a numbered reference must not be zero */    REG_BADPAT,  /* a numbered reference must not be zero */
138    REG_BADPAT,  /* (*VERB) with an argument is not supported */    REG_BADPAT,  /* (*VERB) with an argument is not supported */
139    /* 60 */    /* 60 */
140    REG_BADPAT,  /* (*VERB) not recognized */    REG_BADPAT,  /* (*VERB) not recognized */
141    REG_BADPAT,  /* number is too big */    REG_BADPAT,  /* number is too big */
142    REG_BADPAT,  /* subpattern name expected */    REG_BADPAT,  /* subpattern name expected */
143    REG_BADPAT,  /* digit expected after (?+ */    REG_BADPAT,  /* digit expected after (?+ */
144    REG_BADPAT,  /* ] is an invalid data character in JavaScript compatibility mode */    REG_BADPAT,  /* ] is an invalid data character in JavaScript compatibility mode */
145    /* 65 */    /* 65 */
146    REG_BADPAT   /* different names for subpatterns of the same number are not allowed */    REG_BADPAT   /* different names for subpatterns of the same number are not allowed */
147  };  };
148    
149  /* Table of texts corresponding to POSIX error codes */  /* Table of texts corresponding to POSIX error codes */
# Line 253  preg->re_pcre = pcre_compile2(pattern, o Line 253  preg->re_pcre = pcre_compile2(pattern, o
253    &erroffset, NULL);    &erroffset, NULL);
254  preg->re_erroffset = erroffset;  preg->re_erroffset = erroffset;
255    
256  /* Safety: if the error code is too big for the translation vector (which  /* Safety: if the error code is too big for the translation vector (which
257  should not happen, but we all make mistakes), return REG_BADPAT. */  should not happen, but we all make mistakes), return REG_BADPAT. */
258    
259  if (preg->re_pcre == NULL)  if (preg->re_pcre == NULL)
260    {    {
261    return (errorcode < sizeof(eint)/sizeof(const int))?    return (errorcode < sizeof(eint)/sizeof(const int))?
262      eint[errorcode] : REG_BADPAT;      eint[errorcode] : REG_BADPAT;
263    }    }
264    
265  preg->re_nsub = pcre_info((const pcre *)preg->re_pcre, NULL, NULL);  preg->re_nsub = pcre_info((const pcre *)preg->re_pcre, NULL, NULL);
266  return 0;  return 0;
# Line 302  if ((eflags & REG_NOTEMPTY) != 0) option Line 302  if ((eflags & REG_NOTEMPTY) != 0) option
302    
303  ((regex_t *)preg)->re_erroffset = (size_t)(-1);  /* Only has meaning after compile */  ((regex_t *)preg)->re_erroffset = (size_t)(-1);  /* Only has meaning after compile */
304    
305  /* When no string data is being returned, or no vector has been passed in which  /* When no string data is being returned, or no vector has been passed in which
306  to put it, ensure that nmatch is zero. Otherwise, ensure the vector for holding  to put it, ensure that nmatch is zero. Otherwise, ensure the vector for holding
307  the return data is large enough. */  the return data is large enough. */
308    
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