Esempio n. 1
0
// Convert the list of words in iwords to the same capitalization aWord and
// return them in owords.
NS_IMETHODIMP mozEnglishWordUtils::FromRootForm(const char16_t *aWord, const char16_t **iwords, uint32_t icount, char16_t ***owords, uint32_t *ocount)
{
  nsAutoString word(aWord);
  nsresult rv = NS_OK;

  int32_t length;
  char16_t **tmpPtr  = (char16_t **)moz_xmalloc(sizeof(char16_t *)*icount);
  if (!tmpPtr)
    return NS_ERROR_OUT_OF_MEMORY;

  mozEnglishWordUtils::myspCapitalization ct = captype(word);
  for(uint32_t i = 0; i < icount; ++i) {
    length = NS_strlen(iwords[i]);
    tmpPtr[i] = (char16_t *) moz_xmalloc(sizeof(char16_t) * (length + 1));
    if (MOZ_UNLIKELY(!tmpPtr[i])) {
      NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(i, tmpPtr);
      return NS_ERROR_OUT_OF_MEMORY;
    }
    memcpy(tmpPtr[i], iwords[i], (length + 1) * sizeof(char16_t));

    nsAutoString capTest(tmpPtr[i]);
    mozEnglishWordUtils::myspCapitalization newCt=captype(capTest);
    if(newCt == NoCap){
      switch(ct)
        {
        case HuhCap:
        case NoCap:
          break;
        case AllCap:
          ToUpperCase(tmpPtr[i],tmpPtr[i],length);
          rv = NS_OK;
          break;
        case InitCap:
          ToUpperCase(tmpPtr[i],tmpPtr[i],1);
          rv = NS_OK;
          break;
        default:
          rv = NS_ERROR_FAILURE; // should never get here;
          break;

        }
    }
  }
  if (NS_SUCCEEDED(rv)){
    *owords = tmpPtr;
    *ocount = icount;
  }
  return rv;
}
Esempio n. 2
0
File: lpcap.c Progetto: c0i/Dorothy
/*
** Calls a runtime capture. Returns number of captures removed by
** the call, including the initial Cgroup. (Captures to be added are
** on the Lua stack.)
*/
int runtimecap (CapState *cs, Capture *close, const char *s, int *rem) {
  int n, id;
  lua_State *L = cs->L;
  int otop = lua_gettop(L);
  Capture *open = findopen(close);
  assert(captype(open) == Cgroup);
  id = finddyncap(open, close);  /* get first dynamic capture argument */
  close->kind = Cclose;  /* closes the group */
  close->s = s;
  cs->cap = open; cs->valuecached = 0;  /* prepare capture state */
  luaL_checkstack(L, 4, "too many runtime captures");
  pushluaval(cs);  /* push function to be called */
  lua_pushvalue(L, SUBJIDX);  /* push original subject */
  lua_pushinteger(L, s - cs->s + 1);  /* push current position */
  n = pushnestedvalues(cs, 0);  /* push nested captures */
  lua_call(L, n + 2, LUA_MULTRET);  /* call dynamic function */
  if (id > 0) {  /* are there old dynamic captures to be removed? */
    int i;
    for (i = id; i <= otop; i++)
      lua_remove(L, id);  /* remove old dynamic captures */
    *rem = otop - id + 1;  /* total number of dynamic captures removed */
  }
  else
    *rem = 0;  /* no dynamic captures removed */
  return (int)(close - open);  /* number of captures of all kinds removed */
}
Esempio n. 3
0
/*!
** Add a variant-capitalization header to a word.  This routine may be
** called even for a followcase word that doesn't yet have a header.
**
** \param dp Entry to update
**
** \return 0 if all was ok, -1 if allocation error.
*/
int ISpellChecker::addvheader ( struct dent *dp)
{
    register struct dent *	tdent; /* Copy of entry */

    /*
    ** Add a second entry with the correct capitalization, and then make
    ** dp into a special dummy entry.
    */
    tdent = static_cast<struct dent *>(malloc(sizeof (struct dent)));
    if (tdent == NULL)
	{
		fprintf (stderr, MAKEDENT_C_NO_WORD_SPACE, dp->word);
		return -1;
	}
    *tdent = *dp;
    if (captype (tdent->flagfield) != FOLLOWCASE)
		tdent->word = NULL;
    else
	{
		/* Followcase words need a copy of the capitalization */
		tdent->word = static_cast<char *>(malloc (static_cast<unsigned int>(strlen(tdent->word)) + 1));
		if (tdent->word == NULL)
	    {
			fprintf (stderr, MAKEDENT_C_NO_WORD_SPACE, dp->word);
			free (reinterpret_cast<char *>(tdent));
			return -1;
	    }
		strcpy (tdent->word, dp->word);
	}
    chupcase (dp->word);
    dp->next = tdent;
    dp->flagfield &= ~CAPTYPEMASK;
    dp->flagfield |= (ALLCAPS | MOREVARIANTS);
    return 0;
}
Esempio n. 4
0
// Convert the list of words in iwords to the same capitalization aWord and 
// return them in owords.
NS_IMETHODIMP mozEnglishWordUtils::FromRootForm(const PRUnichar *aWord, const PRUnichar **iwords, PRUint32 icount, PRUnichar ***owords, PRUint32 *ocount)
{
  nsAutoString word(aWord);
  nsresult rv = NS_OK;

  PRInt32 length;
  PRUnichar **tmpPtr  = (PRUnichar **)nsMemory::Alloc(sizeof(PRUnichar *)*icount);
  if (!tmpPtr)
    return NS_ERROR_OUT_OF_MEMORY;

  mozEnglishWordUtils::myspCapitalization ct = captype(word);
  for(PRUint32 i = 0; i < icount; ++i) {
    length = nsCRT::strlen(iwords[i]);
    tmpPtr[i] = (PRUnichar *) nsMemory::Alloc(sizeof(PRUnichar) * (length + 1));
    if (NS_UNLIKELY(!tmpPtr[i])) {
      NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(i, tmpPtr);
      return NS_ERROR_OUT_OF_MEMORY;
    }
    memcpy(tmpPtr[i], iwords[i], (length + 1) * sizeof(PRUnichar));

    nsAutoString capTest(tmpPtr[i]);
    mozEnglishWordUtils::myspCapitalization newCt=captype(capTest);
    if(newCt == NoCap){
      switch(ct) 
        {
        case HuhCap:
        case NoCap:
          break;
        case AllCap:
          rv = mCaseConv->ToUpper(tmpPtr[i],tmpPtr[i],length);
          break;
        case InitCap:  
          rv = mCaseConv->ToUpper(tmpPtr[i],tmpPtr[i],1);
          break;
        default:
          rv = NS_ERROR_FAILURE; // should never get here;
          break;

        }
    }
  }
  if (NS_SUCCEEDED(rv)){
    *owords = tmpPtr;
    *ocount = icount;
  }
  return rv;
}
Esempio n. 5
0
File: lpcap.c Progetto: c0i/Dorothy
/*
** Try to find a named group capture with the name given at the top of
** the stack; goes backward from 'cap'.
*/
static Capture *findback (CapState *cs, Capture *cap) {
  lua_State *L = cs->L;
  while (cap-- > cs->ocap) {  /* repeat until end of list */
    if (isclosecap(cap))
      cap = findopen(cap);  /* skip nested captures */
    else if (!isfullcap(cap))
      continue; /* opening an enclosing capture: skip and get previous */
    if (captype(cap) == Cgroup) {
      getfromktable(cs, cap->idx);  /* get group name */
      if (lua_equal(L, -2, -1)) {  /* right group? */
        lua_pop(L, 2);  /* remove reference name and group name */
        return cap;
      }
      else lua_pop(L, 1);  /* remove group name */
    }
  }
  luaL_error(L, "back reference '%s' not found", lua_tostring(L, -1));
  return NULL;  /* to avoid warnings */
}
Esempio n. 6
0
File: lpcap.c Progetto: c0i/Dorothy
/*
** Evaluates a capture and adds its first value to buffer 'b'; returns
** whether there was a value
*/
static int addonestring (luaL_Buffer *b, CapState *cs, const char *what) {
  switch (captype(cs->cap)) {
    case Cstring:
      stringcap(b, cs);  /* add capture directly to buffer */
      return 1;
    case Csubst:
      substcap(b, cs);  /* add capture directly to buffer */
      return 1;
    default: {
      lua_State *L = cs->L;
      int n = pushcapture(cs);
      if (n > 0) {
        if (n > 1) lua_pop(L, n - 1);  /* only one result */
        if (!lua_isstring(L, -1))
          luaL_error(L, "invalid %s value (a %s)", what, luaL_typename(L, -1));
        luaL_addvalue(b);
      }
      return n;
    }
  }
}
Esempio n. 7
0
File: lpcap.c Progetto: c0i/Dorothy
/*
** Collect values from current capture into array 'cps'. Current
** capture must be Cstring (first call) or Csimple (recursive calls).
** (In first call, fills %0 with whole match for Cstring.)
** Returns number of elements in the array that were filled.
*/
static int getstrcaps (CapState *cs, StrAux *cps, int n) {
  int k = n++;
  cps[k].isstring = 1;  /* get string value */
  cps[k].u.s.s = cs->cap->s;  /* starts here */
  if (!isfullcap(cs->cap++)) {  /* nested captures? */
    while (!isclosecap(cs->cap)) {  /* traverse them */
      if (n >= MAXSTRCAPS)  /* too many captures? */
        nextcap(cs);  /* skip extra captures (will not need them) */
      else if (captype(cs->cap) == Csimple)  /* string? */
        n = getstrcaps(cs, cps, n);  /* put info. into array */
      else {
        cps[n].isstring = 0;  /* not a string */
        cps[n].u.cp = cs->cap;  /* keep original capture */
        nextcap(cs);
        n++;
      }
    }
    cs->cap++;  /* skip close */
  }
  cps[k].u.s.e = closeaddr(cs->cap - 1);  /* ends here */
  return n;
}
Esempio n. 8
0
File: lpcap.c Progetto: c0i/Dorothy
/*
** Table capture: creates a new table and populates it with nested
** captures.
*/
static int tablecap (CapState *cs) {
  lua_State *L = cs->L;
  int n = 0;
  lua_newtable(L);
  if (isfullcap(cs->cap++))
    return 1;  /* table is empty */
  while (!isclosecap(cs->cap)) {
    if (captype(cs->cap) == Cgroup && cs->cap->idx != 0) {  /* named group? */
      pushluaval(cs);  /* push group name */
      pushonenestedvalue(cs);
      lua_settable(L, -3);
    }
    else {  /* not a named group */
      int i;
      int k = pushcapture(cs);
      for (i = k; i > 0; i--)  /* store all values into table */
        lua_rawseti(L, -(i + 1), n + i);
      n += k;
    }
  }
  cs->cap++;  /* skip close entry */
  return 1;  /* number of values pushed (only the table) */
}
Esempio n. 9
0
// return the possible root forms of aWord.
NS_IMETHODIMP mozEnglishWordUtils::GetRootForm(const char16_t *aWord, uint32_t type, char16_t ***words, uint32_t *count)
{
  nsAutoString word(aWord);
  char16_t **tmpPtr;
  int32_t length = word.Length();

  *count = 0;

  mozEnglishWordUtils::myspCapitalization ct = captype(word);
  switch (ct)
    {
    case HuhCap:
    case NoCap:
      tmpPtr = (char16_t **)moz_xmalloc(sizeof(char16_t *));
      if (!tmpPtr)
        return NS_ERROR_OUT_OF_MEMORY;
      tmpPtr[0] = ToNewUnicode(word);
      if (!tmpPtr[0]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(0, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }
      *words = tmpPtr;
      *count = 1;
      break;


    case AllCap:
      tmpPtr = (char16_t **)moz_xmalloc(sizeof(char16_t *) * 3);
      if (!tmpPtr)
        return NS_ERROR_OUT_OF_MEMORY;
      tmpPtr[0] = ToNewUnicode(word);
      if (!tmpPtr[0]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(0, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }
      ToLowerCase(tmpPtr[0], tmpPtr[0], length);

      tmpPtr[1] = ToNewUnicode(word);
      if (!tmpPtr[1]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(1, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }
      ToLowerCase(tmpPtr[1], tmpPtr[1], length);
      ToUpperCase(tmpPtr[1], tmpPtr[1], 1);

      tmpPtr[2] = ToNewUnicode(word);
      if (!tmpPtr[2]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(2, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }

      *words = tmpPtr;
      *count = 3;
      break;

    case InitCap:
      tmpPtr = (char16_t **)moz_xmalloc(sizeof(char16_t *) * 2);
      if (!tmpPtr)
        return NS_ERROR_OUT_OF_MEMORY;

      tmpPtr[0] = ToNewUnicode(word);
      if (!tmpPtr[0]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(0, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }
      ToLowerCase(tmpPtr[0], tmpPtr[0], length);

      tmpPtr[1] = ToNewUnicode(word);
      if (!tmpPtr[1]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(1, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }

      *words = tmpPtr;
      *count = 2;
      break;
    default:
      return NS_ERROR_FAILURE; // should never get here;
    }
  return NS_OK;
}
Esempio n. 10
0
/*!
 * \param word Word to be saved
 * \param pattern Capitalization pattern
 * \param prestrip No. chars stripped from front
 * \param preadd No. chars added to front of root
 * \param sufstrip No. chars stripped from back
 * \param sufadd No. chars added to back of root
 * \param firstdent First dent for root
 * \param pfxent Pfx-flag entry for word
 * \param sufent Sfx-flag entry for word
 * \param savearea Room to save words
 * \param nsaved Number saved so far (updated)
 */
void
ISpellChecker::save_root_cap (ichar_t *word, ichar_t *pattern, 
						  int prestrip, int preadd, int sufstrip, int sufadd,
						  struct dent *firstdent, struct flagent *pfxent, struct flagent *sufent, 
						  ichar_t savearea[MAX_CAPS][INPUTWORDLEN + MAXAFFIXLEN], 
					      int * nsaved)
{
#ifndef NO_CAPITALIZATION_SUPPORT
    register struct dent * dent;
#endif /* NO_CAPITALIZATION_SUPPORT */
    int			firstisupper;
    ichar_t		newword[INPUTWORDLEN + 4 * MAXAFFIXLEN + 4];
#ifndef NO_CAPITALIZATION_SUPPORT
    register ichar_t *	p;
    int			len;
    int			i;
    int			limit;
#endif /* NO_CAPITALIZATION_SUPPORT */

    if (*nsaved >= MAX_CAPS)
		return;
    icharcpy (newword, word);
    firstisupper = myupper (pattern[0]);
#ifdef NO_CAPITALIZATION_SUPPORT
    /*
    ** Apply the old, simple-minded capitalization rules.
    */
    if (firstisupper)
	{
		if (myupper (pattern[1]))
			upcase (newword);
		else
	    {
			lowcase (newword);
			newword[0] = mytoupper (newword[0]);
	    }
	}
    else
		lowcase (newword);
    icharcpy (savearea[*nsaved], newword);
    (*nsaved)++;
    return;
#else /* NO_CAPITALIZATION_SUPPORT */
#define flagsareok(dent)    \
    ((pfxent == NULL \
	||  TSTMASKBIT (dent->mask, pfxent->flagbit)) \
      &&  (sufent == NULL \
	||  TSTMASKBIT (dent->mask, sufent->flagbit)))

    dent = firstdent;
    if ((dent->flagfield & (CAPTYPEMASK | MOREVARIANTS)) == ALLCAPS)
	{
		upcase (newword);	/* Uppercase required */
		icharcpy (savearea[*nsaved], newword);
		(*nsaved)++;
		return;
	}
    for (p = pattern;  *p;  p++)
	{
		if (mylower (*p))
			break;
	}
    if (*p == 0)
	{
		upcase (newword);	/* Pattern was all caps */
		icharcpy (savearea[*nsaved], newword);
		(*nsaved)++;
		return;
	}
    for (p = pattern + 1;  *p;  p++)
	{
		if (myupper (*p))
			break;
	}
    if (*p == 0)
	{
		/*
		** The pattern was all-lower or capitalized.  If that's
		** legal, insert only that version.
		*/
		if (firstisupper)
		{
			if (captype (dent->flagfield) == CAPITALIZED
			  ||  captype (dent->flagfield) == ANYCASE)
			{
				lowcase (newword);
				newword[0] = mytoupper (newword[0]);
				icharcpy (savearea[*nsaved], newword);
				(*nsaved)++;
				return;
			}
		}
		else
		{
			if (captype (dent->flagfield) == ANYCASE)
			{
				lowcase (newword);
				icharcpy (savearea[*nsaved], newword);
				(*nsaved)++;
				return;
			}
		}
		while (dent->flagfield & MOREVARIANTS)
		{
			dent = dent->next;
			if (captype (dent->flagfield) == FOLLOWCASE
			  ||  !flagsareok (dent))
				continue;
			if (firstisupper)
			{
				if (captype (dent->flagfield) == CAPITALIZED)
				{
					lowcase (newword);
					newword[0] = mytoupper (newword[0]);
					icharcpy (savearea[*nsaved], newword);
					(*nsaved)++;
					return;
				}
			}
			else
			{
				if (captype (dent->flagfield) == ANYCASE)
				{
					lowcase (newword);
					icharcpy (savearea[*nsaved], newword);
					(*nsaved)++;
					return;
				}
			}
	    }
	}
    /*
    ** Either the sample had complex capitalization, or the simple
    ** capitalizations (all-lower or capitalized) are illegal.
    ** Insert all legal capitalizations, including those that are
    ** all-lower or capitalized.  If the prototype is capitalized,
    ** capitalized all-lower samples.  Watch out for affixes.
    */
    dent = firstdent;
    p = strtosichar (dent->word, 1);
    len = icharlen (p);
    if (dent->flagfield & MOREVARIANTS)
		dent = dent->next;	/* Skip place-holder entry */
    for (  ;  ;  )
	{
		if (flagsareok (dent))
	    {
			if (captype (dent->flagfield) != FOLLOWCASE)
			{
				lowcase (newword);
				if (firstisupper  ||  captype (dent->flagfield) == CAPITALIZED)
					newword[0] = mytoupper (newword[0]);
				icharcpy (savearea[*nsaved], newword);
				(*nsaved)++;
				if (*nsaved >= MAX_CAPS)
					return;
			}
			else
			{
				/* Followcase is the tough one. */
				p = strtosichar (dent->word, 1);
				memmove (
				  reinterpret_cast<char *>(newword + preadd),
				  reinterpret_cast<char *>(p + prestrip),
				  (len - prestrip - sufstrip) * sizeof (ichar_t));
				if (myupper (p[prestrip]))
				{
					for (i = 0;  i < preadd;  i++)
						newword[i] = mytoupper (newword[i]);
				}
				else
				{
					for (i = 0;  i < preadd;  i++)
						newword[i] = mytolower (newword[i]);
				}
				limit = len + preadd + sufadd - prestrip - sufstrip;
				i = len + preadd - prestrip - sufstrip;
				p += len - sufstrip - 1;
				if (myupper (*p))
				{
					for (p = newword + i;  i < limit;  i++, p++)
						*p = mytoupper (*p);
				}
				else
				{
					for (p = newword + i;  i < limit;  i++, p++)
						*p = mytolower (*p);
				}
				icharcpy (savearea[*nsaved], newword);
				(*nsaved)++;
				if (*nsaved >= MAX_CAPS)
					return;
			}
	    }
		if ((dent->flagfield & MOREVARIANTS) == 0)
			break;		/* End of the line */
		dent = dent->next;
	}
    return;
#endif /* NO_CAPITALIZATION_SUPPORT */
}
Esempio n. 11
0
File: lpcap.c Progetto: c0i/Dorothy
/*
** Push all values of the current capture into the stack; returns
** number of values pushed
*/
static int pushcapture (CapState *cs) {
  lua_State *L = cs->L;
  luaL_checkstack(L, 4, "too many captures");
  switch (captype(cs->cap)) {
    case Cposition: {
      lua_pushinteger(L, cs->cap->s - cs->s + 1);
      cs->cap++;
      return 1;
    }
    case Cconst: {
      pushluaval(cs);
      cs->cap++;
      return 1;
    }
    case Carg: {
      int arg = (cs->cap++)->idx;
      if (arg + FIXEDARGS > cs->ptop)
        return luaL_error(L, "reference to absent extra argument #%d", arg);
      lua_pushvalue(L, arg + FIXEDARGS);
      return 1;
    }
    case Csimple: {
      int k = pushnestedvalues(cs, 1);
      lua_insert(L, -k);  /* make whole match be first result */
      return k;
    }
    case Cruntime: {
      lua_pushvalue(L, (cs->cap++)->idx);  /* value is in the stack */
      return 1;
    }
    case Cstring: {
      luaL_Buffer b;
      luaL_buffinit(L, &b);
      stringcap(&b, cs);
      luaL_pushresult(&b);
      return 1;
    }
    case Csubst: {
      luaL_Buffer b;
      luaL_buffinit(L, &b);
      substcap(&b, cs);
      luaL_pushresult(&b);
      return 1;
    }
    case Cgroup: {
      if (cs->cap->idx == 0)  /* anonymous group? */
        return pushnestedvalues(cs, 0);  /* add all nested values */
      else {  /* named group: add no values */
        nextcap(cs);  /* skip capture */
        return 0;
      }
    }
    case Cbackref: return backrefcap(cs);
    case Ctable: return tablecap(cs);
    case Cfunction: return functioncap(cs);
    case Cnum: return numcap(cs);
    case Cquery: return querycap(cs);
    case Cfold: return foldcap(cs);
    default: assert(0); return 0;
  }
}
Esempio n. 12
0
// return the possible root forms of aWord.
NS_IMETHODIMP mozEnglishWordUtils::GetRootForm(const PRUnichar *aWord, PRUint32 type, PRUnichar ***words, PRUint32 *count)
{
  nsAutoString word(aWord);
  PRUnichar **tmpPtr;
  PRInt32 length = word.Length();

  *count = 0;

  if (!mCaseConv) {
    mCaseConv = do_GetService(kUnicharUtilCID);
    if (!mCaseConv)
      return NS_ERROR_FAILURE;
  }

  mozEnglishWordUtils::myspCapitalization ct = captype(word);
  switch (ct)
    {
    case HuhCap:
    case NoCap: 
      tmpPtr = (PRUnichar **)nsMemory::Alloc(sizeof(PRUnichar *));
      if (!tmpPtr)
        return NS_ERROR_OUT_OF_MEMORY;
      tmpPtr[0] = ToNewUnicode(word);
      if (!tmpPtr[0]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(0, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }
      *words = tmpPtr;
      *count = 1;
      break;
    

    case AllCap:
      tmpPtr = (PRUnichar **)nsMemory::Alloc(sizeof(PRUnichar *) * 3);
      if (!tmpPtr)
        return NS_ERROR_OUT_OF_MEMORY;
      tmpPtr[0] = ToNewUnicode(word);
      if (!tmpPtr[0]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(0, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }
      mCaseConv->ToLower(tmpPtr[0], tmpPtr[0], length);

      tmpPtr[1] = ToNewUnicode(word);
      if (!tmpPtr[1]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(1, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }
      mCaseConv->ToLower(tmpPtr[1], tmpPtr[1], length);
      mCaseConv->ToUpper(tmpPtr[1], tmpPtr[1], 1);

      tmpPtr[2] = ToNewUnicode(word);
      if (!tmpPtr[2]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(2, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }

      *words = tmpPtr;
      *count = 3;
      break;
 
    case InitCap:  
      tmpPtr = (PRUnichar **)nsMemory::Alloc(sizeof(PRUnichar *) * 2);
      if (!tmpPtr)
        return NS_ERROR_OUT_OF_MEMORY;

      tmpPtr[0] = ToNewUnicode(word);
      if (!tmpPtr[0]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(0, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }
      mCaseConv->ToLower(tmpPtr[0], tmpPtr[0], length);

      tmpPtr[1] = ToNewUnicode(word);
      if (!tmpPtr[1]) {
        NS_FREE_XPCOM_ALLOCATED_POINTER_ARRAY(1, tmpPtr);
        return NS_ERROR_OUT_OF_MEMORY;
      }

      *words = tmpPtr;
      *count = 2;
      break;
    default:
      return NS_ERROR_FAILURE; // should never get here;
    }
  return NS_OK;
}
Esempio n. 13
0
/*
 * \param word
 * \param hit
 * \param len
 *
 * \return
 */
int ISpellChecker::cap_ok(ichar_t *word, struct success *hit, int len)
{
    register ichar_t *dword;
    register ichar_t *w;
    register struct dent *dent;
    ichar_t dentword[INPUTWORDLEN + MAXAFFIXLEN];
    int preadd;
    int prestrip;
    int sufadd;
    ichar_t *limit;
    long thiscap;
    long dentcap;

    thiscap = whatcap(word);
    /*
    ** All caps is always legal, regardless of affixes.
    */
    preadd = prestrip = sufadd = 0;
    if(thiscap == ALLCAPS)
        return 1;
    else if(thiscap == FOLLOWCASE)
    {
        /* Set up some constants for the while(1) loop below */
        if(hit->prefix)
        {
            preadd = hit->prefix->affl;
            prestrip = hit->prefix->stripl;
        }
        else
            preadd = prestrip = 0;
        sufadd = hit->suffix ? hit->suffix->affl : 0;
    }
    /*
    ** Search the variants for one that matches what we have.  Note
    ** that thiscap can't be ALLCAPS, since we already returned
    ** for that case.
    */
    dent = hit->dictent;
    for(;;)
    {
        dentcap = captype(dent->flagfield);
        if(dentcap != thiscap)
        {
            if(dentcap == ANYCASE && thiscap == CAPITALIZED && entryhasaffixes(dent, hit))
                return 1;
        }
        else /* captypes match */
        {
            if(thiscap != FOLLOWCASE)
            {
                if(entryhasaffixes(dent, hit))
                    return 1;
            }
            else
            {
                /*
                ** Make sure followcase matches exactly.
                ** Life is made more difficult by the
                ** possibility of affixes.  Start with
                ** the prefix.
                */
                strtoichar(dentword, dent->word, INPUTWORDLEN, 1);
                dword = dentword;
                limit = word + preadd;
                if(myupper(dword[prestrip]))
                {
                    for(w = word; w < limit; w++)
                    {
                        if(mylower(*w))
                            goto doublecontinue;
                    }
                }
                else
                {
                    for(w = word; w < limit; w++)
                    {
                        if(myupper(*w))
                            goto doublecontinue;
                    }
                }
                dword += prestrip;
                /* Do root part of word */
                limit = dword + len - preadd - sufadd;
                while(dword < limit)
                {
                    if(*dword++ != *w++)
                        goto doublecontinue;
                }
                /* Do suffix */
                dword = limit - 1;
                if(myupper(*dword))
                {
                    for(; *w; w++)
                    {
                        if(mylower(*w))
                            goto doublecontinue;
                    }
                }
                else
                {
                    for(; *w; w++)
                    {
                        if(myupper(*w))
                            goto doublecontinue;
                    }
                }
                /*
                ** All failure paths go to "doublecontinue,"
                ** so if we get here it must match.
                */
                if(entryhasaffixes(dent, hit))
                    return 1;
            doublecontinue:;
            }
        }
        if((dent->flagfield & MOREVARIANTS) == 0)
            break;
        dent = dent->next;
    }

    /* No matches found */
    return 0;
}