static int
translatePass ()
{
int k;
previousOpcode = CTO_None;
src = dest = 0;
for (k = 0; k < NUMVAR; k++)
passVariables[k] = 0;
while (src < srcmax)
{ /*the main multipass translation loop */
for_passSelectRule ();
switch (currentOpcode)
{
case CTO_Pass2:
case CTO_Pass3:
case CTO_Pass4:
if (appliedRules != NULL && appliedRulesCount < maxAppliedRules)
appliedRules[appliedRulesCount++] = currentRule;
if (!back_passDoAction ())
goto failure;
src = endReplace;
break;
case CTO_Always:
if ((dest + 1) > destmax)
goto failure;
srcMapping[dest] = srcMapping[src];
currentOutput[dest++] = currentInput[src++];
break;
default:
goto failure;
}
}
srcMapping[dest] = srcMapping[src];
failure:
if (src < srcmax)
{
while (checkAttr (currentInput[src], CTC_Space, 1))
if (++src == srcmax)
break;
}
return 1;
}
void Edge::setAttrs(Attributes *new_attrs) {
for (auto i : *new_attrs) {
checkAttr(i.first);
}
attrs.setAttrs(new_attrs);
}
static int
backTranslateString ()
{
/*Back translation */
int srcword = 0;
int destword = 0; /* last word translated */
translation_direction = 0;
nextUpper = allUpper = allUpperPhrase = itsANumber = itsALetter = itsCompbrl = 0;
previousOpcode = CTO_None;
src = dest = 0;
while (src < srcmax)
{
/*the main translation loop */
back_setBefore ();
back_selectRule ();
if (appliedRules != NULL && appliedRulesCount < maxAppliedRules)
appliedRules[appliedRulesCount++] = currentRule;
/* processing before replacement */
switch (currentOpcode)
{
case CTO_Hyphen:
itsANumber = 0;
break;
case CTO_LargeSign:
if (previousOpcode == CTO_LargeSign)
if (!insertSpace ())
goto failure;
break;
case CTO_CapsLetterRule:
nextUpper = 1;
src += currentDotslen;
continue;
break;
case CTO_BegCapsWordRule:
allUpper = 1;
src += currentDotslen;
continue;
break;
case CTO_BegCapsRule:
allUpperPhrase = 1;
src += currentDotslen;
continue;
break;
case CTO_EndCapsWordRule:
allUpper = 0;
src += currentDotslen;
continue;
break;
case CTO_EndCapsRule:
allUpperPhrase = 0;
src += currentDotslen;
continue;
break;
case CTO_LetterRule:
itsALetter = 1;
itsANumber = 0;
src += currentDotslen;
continue;
break;
case CTO_NumberRule:
itsANumber = 1;
src += currentDotslen;
continue;
break;
case CTO_BegEmph1Rule:
currentTypeform = italic;
src += currentDotslen;
continue;
break;
case CTO_BegEmph2Rule:
currentTypeform = underline;
src += currentDotslen;
continue;
break;
case CTO_BegEmph3Rule:
currentTypeform = bold;
src += currentDotslen;
continue;
break;
case CTO_EndEmph1Rule:
case CTO_EndEmph2Rule:
case CTO_EndEmph3Rule:
currentTypeform = plain_text;
src += currentDotslen;
continue;
break;
case CTO_BegCompRule:
itsCompbrl = 1;
currentTypeform = computer_braille;
src += currentDotslen;
continue;
break;
case CTO_EndCompRule:
itsCompbrl = 0;
currentTypeform = plain_text;
src += currentDotslen;
continue;
break;
default:
break;
}
/* replacement processing */
switch (currentOpcode)
{
case CTO_Replace:
src += currentDotslen;
if (!putCharacters
(¤tRule->charsdots[0], currentRule->charslen))
goto failure;
break;
case CTO_None:
if (!undefinedDots (currentInput[src]))
goto failure;
src++;
break;
case CTO_BegNum:
itsANumber = 1;
goto insertChars;
case CTO_EndNum:
itsANumber = 0;
goto insertChars;
case CTO_Space:
itsALetter = itsANumber = allUpper = nextUpper = 0;
default:
insertChars:
if (currentRule->charslen)
{
if (!back_updatePositions
(¤tRule->charsdots[0],
currentRule->dotslen, currentRule->charslen))
goto failure;
src += currentDotslen;
}
else
{
int srclim = src + currentDotslen;
while (1)
{
if (!putCharacter (currentInput[src]))
goto failure;
if (++src == srclim)
break;
}
}
}
/* processing after replacement */
switch (currentOpcode)
{
case CTO_JoinNum:
case CTO_JoinableWord:
if (!insertSpace ())
goto failure;
break;
default:
break;
}
if (((src > 0) && checkAttr (currentInput[src - 1], CTC_Space, 1)
&& (currentOpcode != CTO_JoinableWord)))
{
srcword = src;
destword = dest;
}
if ((currentOpcode >= CTO_Always && currentOpcode <= CTO_None) ||
(currentOpcode >= CTO_Digit && currentOpcode <= CTO_LitDigit))
previousOpcode = currentOpcode;
} /*end of translation loop */
failure:
if (destword != 0 && src < srcmax && !checkAttr (currentInput[src],
CTC_Space, 1))
{
src = srcword;
dest = destword;
}
if (src < srcmax)
{
while (checkAttr (currentInput[src], CTC_Space, 1))
if (++src == srcmax)
break;
}
return 1;
} /*translation completed */
