Really remove the droppings when there are no pages

[wxWidgets.git] / src / regex / regc_locale.c

diff --git a/src/regex/regc_locale.c b/src/regex/regc_locale.c
index 695b665b1f2f9de88df97c54abe17c42e33f5125..d68a88a5b114b565c8771f442d4a2e9320e59867 100644 (file)
--- a/src/regex/regc_locale.c
+++ b/src/regex/regc_locale.c
@@ -10,112 +10,120 @@
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
  * RCS: @(#) $Id$
  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
  *
  * RCS: @(#) $Id$

+ *
+ * wxWidgets:
+ *  The Scriptics license can be found in the file COPYRIGHT. Modifications
+ *  for wxWidgets are under the wxWidgets licence, see README for details.

  */
 
  */
 

+#define CONST const
+

 /* ASCII character-name table */
 
 static struct cname {
 /* ASCII character-name table */
 
 static struct cname {

-    char *name;
+    chr *name;

     char code;
 } cnames[] = {
     char code;
 } cnames[] = {

-    {"NUL",            '\0'},
-    {"SOH",            '\001'},
-    {"STX",            '\002'},
-    {"ETX",            '\003'},
-    {"EOT",            '\004'},
-    {"ENQ",            '\005'},
-    {"ACK",            '\006'},
-    {"BEL",            '\007'},
-    {"alert",          '\007'},
-    {"BS",             '\010'},
-    {"backspace",      '\b'},
-    {"HT",             '\011'},
-    {"tab",            '\t'},
-    {"LF",             '\012'},
-    {"newline",                '\n'},
-    {"VT",             '\013'},
-    {"vertical-tab",   '\v'},
-    {"FF",             '\014'},
-    {"form-feed",      '\f'},
-    {"CR",             '\015'},
-    {"carriage-return",        '\r'},
-    {"SO",             '\016'},
-    {"SI",             '\017'},
-    {"DLE",            '\020'},
-    {"DC1",            '\021'},
-    {"DC2",            '\022'},
-    {"DC3",            '\023'},
-    {"DC4",            '\024'},
-    {"NAK",            '\025'},
-    {"SYN",            '\026'},
-    {"ETB",            '\027'},
-    {"CAN",            '\030'},
-    {"EM",             '\031'},
-    {"SUB",            '\032'},
-    {"ESC",            '\033'},
-    {"IS4",            '\034'},
-    {"FS",             '\034'},
-    {"IS3",            '\035'},
-    {"GS",             '\035'},
-    {"IS2",            '\036'},
-    {"RS",             '\036'},
-    {"IS1",            '\037'},
-    {"US",             '\037'},
-    {"space",          ' '},
-    {"exclamation-mark",'!'},
-    {"quotation-mark", '"'},
-    {"number-sign",    '#'},
-    {"dollar-sign",    '$'},
-    {"percent-sign",   '%'},
-    {"ampersand",      '&'},
-    {"apostrophe",     '\''},
-    {"left-parenthesis",'('},
-    {"right-parenthesis", ')'},
-    {"asterisk",       '*'},
-    {"plus-sign",      '+'},
-    {"comma",          ','},
-    {"hyphen",         '-'},
-    {"hyphen-minus",   '-'},
-    {"period",         '.'},
-    {"full-stop",      '.'},
-    {"slash",          '/'},
-    {"solidus",                '/'},
-    {"zero",           '0'},
-    {"one",            '1'},
-    {"two",            '2'},
-    {"three",          '3'},
-    {"four",           '4'},
-    {"five",           '5'},
-    {"six",            '6'},
-    {"seven",          '7'},
-    {"eight",          '8'},
-    {"nine",           '9'},
-    {"colon",          ':'},
-    {"semicolon",      ';'},
-    {"less-than-sign", '<'},
-    {"equals-sign",    '='},
-    {"greater-than-sign", '>'},
-    {"question-mark",  '?'},
-    {"commercial-at",  '@'},
-    {"left-square-bracket", '['},
-    {"backslash",      '\\'},
-    {"reverse-solidus",        '\\'},
-    {"right-square-bracket", ']'},
-    {"circumflex",     '^'},
-    {"circumflex-accent", '^'},
-    {"underscore",     '_'},
-    {"low-line",       '_'},
-    {"grave-accent",   '`'},
-    {"left-brace",     '{'},
-    {"left-curly-bracket", '{'},
-    {"vertical-line",  '|'},
-    {"right-brace",    '}'},
-    {"right-curly-bracket", '}'},
-    {"tilde",          '~'},
-    {"DEL",            '\177'},
-    {NULL,             0}
+    {_T("NUL"),                 '\0'},
+    {_T("SOH"),                 '\001'},
+    {_T("STX"),                 '\002'},
+    {_T("ETX"),                 '\003'},
+    {_T("EOT"),                 '\004'},
+    {_T("ENQ"),                 '\005'},
+    {_T("ACK"),                 '\006'},
+    {_T("BEL"),                 '\007'},
+    {_T("alert"),               '\007'},
+    {_T("BS"),                  '\010'},
+    {_T("backspace"),           '\b'},
+    {_T("HT"),                  '\011'},
+    {_T("tab"),                 '\t'},
+    {_T("LF"),                  '\012'},
+    {_T("newline"),             '\n'},
+    {_T("VT"),                  '\013'},
+    {_T("vertical-tab"),        '\v'},
+    {_T("FF"),                  '\014'},
+    {_T("form-feed"),           '\f'},
+    {_T("CR"),                  '\015'},
+    {_T("carriage-return"),     '\r'},
+    {_T("SO"),                  '\016'},
+    {_T("SI"),                  '\017'},
+    {_T("DLE"),                 '\020'},
+    {_T("DC1"),                 '\021'},
+    {_T("DC2"),                 '\022'},
+    {_T("DC3"),                 '\023'},
+    {_T("DC4"),                 '\024'},
+    {_T("NAK"),                 '\025'},
+    {_T("SYN"),                 '\026'},
+    {_T("ETB"),                 '\027'},
+    {_T("CAN"),                 '\030'},
+    {_T("EM"),                  '\031'},
+    {_T("SUB"),                 '\032'},
+    {_T("ESC"),                 '\033'},
+    {_T("IS4"),                 '\034'},
+    {_T("FS"),                  '\034'},
+    {_T("IS3"),                 '\035'},
+    {_T("GS"),                  '\035'},
+    {_T("IS2"),                 '\036'},
+    {_T("RS"),                  '\036'},
+    {_T("IS1"),                 '\037'},
+    {_T("US"),                  '\037'},
+    {_T("space"),               ' '},
+    {_T("exclamation-mark"),    '!'},
+    {_T("quotation-mark"),      '"'},
+    {_T("number-sign"),         '#'},
+    {_T("dollar-sign"),         '$'},
+    {_T("percent-sign"),        '%'},
+    {_T("ampersand"),           '&'},
+    {_T("apostrophe"),          '\''},
+    {_T("left-parenthesis"),    '('},
+    {_T("right-parenthesis"),   ')'},
+    {_T("asterisk"),            '*'},
+    {_T("plus-sign"),           '+'},
+    {_T("comma"),               ','},
+    {_T("hyphen"),              '-'},
+    {_T("hyphen-minus"),        '-'},
+    {_T("period"),              '.'},
+    {_T("full-stop"),           '.'},
+    {_T("slash"),               '/'},
+    {_T("solidus"),             '/'},
+    {_T("zero"),                '0'},
+    {_T("one"),                 '1'},
+    {_T("two"),                 '2'},
+    {_T("three"),               '3'},
+    {_T("four"),                '4'},
+    {_T("five"),                '5'},
+    {_T("six"),                 '6'},
+    {_T("seven"),               '7'},
+    {_T("eight"),               '8'},
+    {_T("nine"),                '9'},
+    {_T("colon"),               ':'},
+    {_T("semicolon"),           ';'},
+    {_T("less-than-sign"),      '<'},
+    {_T("equals-sign"),         '='},
+    {_T("greater-than-sign"),   '>'},
+    {_T("question-mark"),       '?'},
+    {_T("commercial-at"),       '@'},
+    {_T("left-square-bracket"), '['},
+    {_T("backslash"),           '\\'},
+    {_T("reverse-solidus"),     '\\'},
+    {_T("right-square-bracket"), ']'},
+    {_T("circumflex"),          '^'},
+    {_T("circumflex-accent"),   '^'},
+    {_T("underscore"),          '_'},
+    {_T("low-line"),            '_'},
+    {_T("grave-accent"),        '`'},
+    {_T("left-brace"),          '{'},
+    {_T("left-curly-bracket"),  '{'},
+    {_T("vertical-line"),       '|'},
+    {_T("right-brace"),         '}'},
+    {_T("right-curly-bracket"), '}'},
+    {_T("tilde"),               '~'},
+    {_T("DEL"),                 '\177'},
+    {NULL,                      0}

 };
 
 };
 

+#if wxUSE_UNICODE
+

 /* Unicode character-class tables */
 
 typedef struct crange {
 /* Unicode character-class tables */
 
 typedef struct crange {


@@ -518,6 +526,120 @@ static chr graphCharTable[] = {
  *     End of auto-generated Unicode character ranges declarations.
  */
 
  *     End of auto-generated Unicode character ranges declarations.
  */
 

+/*
+ * Supply implementations for some tcl functions that this module depends on
+ * to make it self contained
+ */
+
+#include "tclUniData.c"
+#define Tcl_UniChar wxChar
+
+/*
+ * Compute the uppercase equivalent of the given Unicode character.
+ * Taken from tcl.
+ */
+
+Tcl_UniChar Tcl_UniCharToUpper(int ch)
+{
+    int info = GetUniCharInfo(ch);
+
+    if (GetCaseType(info) & 0x04) {
+       return (Tcl_UniChar) (ch - GetDelta(info));
+    } else {
+       return ch;
+    }
+}
+
+/*
+ * Compute the lowercase equivalent of the given Unicode character.
+ * Taken from tcl.
+ */
+
+Tcl_UniChar Tcl_UniCharToLower(int ch)
+{
+    int info = GetUniCharInfo(ch);
+
+    if (GetCaseType(info) & 0x02) {
+       return (Tcl_UniChar) (ch + GetDelta(info));
+    } else {
+       return ch;
+    }
+}
+
+/*
+ * Compute the titlecase equivalent of the given Unicode character.
+ * Taken from tcl.
+ */
+
+Tcl_UniChar Tcl_UniCharToTitle(int ch)
+{
+    int info = GetUniCharInfo(ch);
+    int mode = GetCaseType(info);
+
+    if (mode & 0x1) {
+       /*
+        * Subtract or add one depending on the original case.
+        */
+
+       return (Tcl_UniChar) (ch + ((mode & 0x4) ? -1 : 1));
+    } else if (mode == 0x4) {
+       return (Tcl_UniChar) (ch - GetDelta(info));
+    } else {
+       return ch;
+    }
+}
+
+#else   /* wxUSE_UNICODE */
+
+#include <locale.h>
+
+typedef int (*isfunc_t)(int);
+
+/* ASCII character-class table */
+static struct cclass {
+    char *name;
+    char *chars;
+    int hasch;
+    isfunc_t isfunc;
+} cclasses[] = {
+    {"alnum",   "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz\
+0123456789",                1,  isalnum},
+    {"alpha",   "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz",
+                    1,  isalpha},
+    {"blank",   " \t",      0,  NULL},
+    {"cntrl",   "\007\b\t\n\v\f\r\1\2\3\4\5\6\16\17\20\21\22\23\24\
+\25\26\27\30\31\32\33\34\35\36\37\177", 0, iscntrl},
+    {"digit",   "0123456789",   0,  isdigit},
+    {"graph",   "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz\
+0123456789!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~",
+                    1,  isgraph},
+    {"lower",   "abcdefghijklmnopqrstuvwxyz",
+                    1,  islower},
+    {"print",   "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz\
+0123456789!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~ ",
+                    1,  isprint},
+    {"punct",   "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~",
+                    0,  ispunct},
+    {"space",   "\t\n\v\f\r ",  0,  isspace},
+    {"upper",   "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
+                    0,  isupper},
+    {"xdigit",  "0123456789ABCDEFabcdef",
+                    0,  isxdigit},
+    {NULL,      0,      0, NULL}
+};
+
+/*
+ * Supply implementations for some tcl functions that this module depends on
+ * to make it self contained
+ */
+
+#define Tcl_UniChar wxChar
+Tcl_UniChar Tcl_UniCharToUpper(int ch) { return wxToupper(ch); }
+Tcl_UniChar Tcl_UniCharToLower(int ch) { return wxTolower(ch); }
+Tcl_UniChar Tcl_UniCharToTitle(int ch) { return wxToupper(ch); }
+
+#endif  /* !wxUSE_UNICODE */
+

 #define        CH      NOCELT
 
 /*
 #define        CH      NOCELT
 
 /*


@@ -569,8 +691,6 @@ element(v, startp, endp)
 {
     struct cname *cn;
     size_t len;
 {
     struct cname *cn;
     size_t len;

-    Tcl_DString ds;
-    CONST char *np;

 
     /* generic:  one-chr names stand for themselves */
     assert(startp < endp);
 
     /* generic:  one-chr names stand for themselves */
     assert(startp < endp);


@@ -582,14 +702,11 @@ element(v, startp, endp)
     NOTE(REG_ULOCALE);
 
     /* search table */
     NOTE(REG_ULOCALE);
 
     /* search table */

-    Tcl_DStringInit(&ds);
-    np = Tcl_UniCharToUtfDString(startp, (int)len, &ds);

     for (cn=cnames; cn->name!=NULL; cn++) {
     for (cn=cnames; cn->name!=NULL; cn++) {

-       if (strlen(cn->name)==len && strncmp(cn->name, np, len)==0) {
+       if (wxStrlen_(cn->name)==len && wxStrncmp(cn->name, startp, len)==0) {

            break;                      /* NOTE BREAK OUT */
        }
     }
            break;                      /* NOTE BREAK OUT */
        }
     }

-    Tcl_DStringFree(&ds);

     if (cn->name != NULL) {
        return CHR(cn->code);
     }
     if (cn->name != NULL) {
        return CHR(cn->code);
     }


@@ -708,6 +825,8 @@ eclass(v, c, cases)
     return cv;
 }
 
     return cv;
 }
 

+#if wxUSE_UNICODE
+

 /*
  - cclass - supply cvec for a character class
  * Must include case counterparts on request.
 /*
  - cclass - supply cvec for a character class
  * Must include case counterparts on request.


@@ -722,18 +841,17 @@ cclass(v, startp, endp, cases)
 {
     size_t len;
     struct cvec *cv = NULL;
 {
     size_t len;
     struct cvec *cv = NULL;

-    Tcl_DString ds;
-    CONST char *np;
-    char **namePtr;
+    CONST chr *np;
+    chr **namePtr;

     int i, index;
 
     /*
      * The following arrays define the valid character class names.
      */
 
     int i, index;
 
     /*
      * The following arrays define the valid character class names.
      */
 

-    static char *classNames[] = {
-       "alnum", "alpha", "ascii", "blank", "cntrl", "digit", "graph",
-       "lower", "print", "punct", "space", "upper", "xdigit", NULL
+    static chr *classNames[] = {
+       _T("alnum"), _T("alpha"), _T("ascii"), _T("blank"), _T("cntrl"), _T("digit"), _T("graph"),
+       _T("lower"), _T("print"), _T("punct"), _T("space"), _T("upper"), _T("xdigit"), NULL

     };
 
     enum classes {
     };
 
     enum classes {


@@ -747,16 +865,15 @@ cclass(v, startp, endp, cases)
      */
 
     len = endp - startp;
      */
 
     len = endp - startp;

-    Tcl_DStringInit(&ds);
-    np = Tcl_UniCharToUtfDString(startp, (int)len, &ds);
+    np = startp;

 
     /*
      * Remap lower and upper to alpha if the match is case insensitive.
      */
 
 
     /*
      * Remap lower and upper to alpha if the match is case insensitive.
      */
 

-    if (cases && len == 5 && (strncmp("lower", np, 5) == 0
-           || strncmp("upper", np, 5) == 0)) {
-       np = "alpha";
+    if (cases && len == 5 && (wxStrncmp(_T("lower"), np, 5) == 0
+           || wxStrncmp(_T("upper"), np, 5) == 0)) {
+       np = _T("alpha");

     }
 
     /*
     }
 
     /*


@@ -765,12 +882,11 @@ cclass(v, startp, endp, cases)
 
     index = -1;
     for (namePtr=classNames,i=0 ; *namePtr!=NULL ; namePtr++,i++) {
 
     index = -1;
     for (namePtr=classNames,i=0 ; *namePtr!=NULL ; namePtr++,i++) {

-       if ((strlen(*namePtr) == len) && (strncmp(*namePtr, np, len) == 0)) {
+       if ((wxStrlen_(*namePtr) == len) && (wxStrncmp(*namePtr, np, len) == 0)) {

            index = i;
            break;
        }
     }
            index = i;
            break;
        }
     }

-    Tcl_DStringInit(&ds);

     if (index == -1) {
        ERR(REG_ECTYPE);
        return NULL;
     if (index == -1) {
        ERR(REG_ECTYPE);
        return NULL;


@@ -919,6 +1035,79 @@ cclass(v, startp, endp, cases)
     return cv;
 }
 
     return cv;
 }
 

+#else   /* wxUSE_UNICODE */
+
+static struct cvec *
+cclass(v, startp, endp, cases)
+struct vars *v;
+chr *startp;                    /* where the name starts */
+chr *endp;                      /* just past the end of the name */
+int cases;                      /* case-independent? */
+{
+    size_t len;
+    char *p;
+    struct cclass *cc;
+    struct cvec *cv;
+    chr *np;
+    int i;
+    int count;
+    char buf[256];
+    const char *loc;
+
+    /* find the name */
+    len = endp - startp;
+    np = startp;
+    if (cases && len == 5 && (wxStrncmp(_T("lower"), np, 5) == 0 ||
+                                    wxStrncmp(_T("upper"), np, 5) == 0))
+            np = _T("alpha");
+    for (cc = cclasses; cc->name != NULL; cc++)
+            if (wxStrlen_(cc->name) == len && wxStrncmp(cc->name, np, len) == 0)
+                    break;          /* NOTE BREAK OUT */
+    if (cc->name == NULL) {
+            ERR(REG_ECTYPE);
+            return NULL;
+    }
+
+    loc = setlocale(LC_CTYPE, NULL);
+
+    if (!cc->isfunc || loc == NULL || strcmp(loc, "C") == 0)
+    {
+        /* set up vector */
+        cv = getcvec(v, (int)strlen(cc->chars), 0, 0);
+        if (cv == NULL) {
+                ERR(REG_ESPACE);
+                return NULL;
+        }
+
+        /* fill it in */
+        for (p = cc->chars; *p != '\0'; p++)
+                addchr(cv, (chr)*p);
+    }
+    else
+    {
+        count = 0;
+        for (i = 0; i < 256; i++)
+            if (cc->isfunc(i))
+                buf[count++] = i;
+
+        /* set up vector */
+        cv = getcvec(v, count, 0, 0);
+        if (cv == NULL) {
+            ERR(REG_ESPACE);
+            return NULL;
+        }
+
+        /* fill it in */
+        for (i = 0; i < count; i++)
+            addchr(cv, buf[i]);
+    }
+
+    return cv;
+}
+
+#endif  /* !wxUSE_UNICODE */
+
+

 /*
  - allcases - supply cvec for all case counterparts of a chr (including itself)
  * This is a shortcut, preferably an efficient one, for simple characters;
 /*
  - allcases - supply cvec for all case counterparts of a chr (including itself)
  * This is a shortcut, preferably an efficient one, for simple characters;