/* sets selector kind in @p kind if found, otherwise don't touches @p kind */
static cssKind classifySelector (const vString *const selector)
{
size_t i;
for (i = vStringLength (selector); i > 0; --i)
{
char c = vStringItem (selector, i - 1);
if (c == '.')
return K_CLASS;
else if (c == '#')
return K_ID;
}
return K_SELECTOR;
}
static void findTag (vString *const name)
{
const verilogKind kind = (verilogKind) lookupKeyword (vStringValue (name), Lang_verilog);
if (kind == K_CONSTANT && vStringItem (name, 0) == '`')
{
/* Bug #961001: Verilog compiler directives are line-based. */
int c = skipWhite (vGetc ());
readIdentifier (name, c);
makeSimpleTag (name, VerilogKinds, kind);
/* Skip the rest of the line. */
do {
c = vGetc();
} while (c != '\n');
vUngetc (c);
}
else if (kind != K_UNDEFINED)
{
int c = skipWhite (vGetc ());
/* Many keywords can have bit width.
* reg [3:0] net_name;
* inout [(`DBUSWIDTH-1):0] databus;
*/
if (c == '(')
c = skipPastMatch ("()");
c = skipWhite (c);
if (c == '[')
c = skipPastMatch ("[]");
c = skipWhite (c);
if (c == '#')
{
c = vGetc ();
if (c == '(')
c = skipPastMatch ("()");
}
c = skipWhite (c);
if (isIdentifierCharacter (c))
tagNameList (kind, c);
}
}
static void findTag (tokenInfo *const token)
{
if (currentContext->kind != K_UNDEFINED)
{
/* Drop context, but only if an end token is found */
dropContext (token);
}
if (token->kind == K_CONSTANT && vStringItem (token->name, 0) == '`')
{
/* Bug #961001: Verilog compiler directives are line-based. */
int c = skipWhite (vGetc ());
readIdentifier (token, c);
createTag (token);
/* Skip the rest of the line. */
do {
c = vGetc();
} while (c != EOF && c != '\n');
vUngetc (c);
}
else if (token->kind == K_BLOCK)
{
/* Process begin..end blocks */
processBlock (token);
}
else if (token->kind == K_FUNCTION || token->kind == K_TASK)
{
/* Functions are treated differently because they may also include the
* type of the return value.
* Tasks are treated in the same way, although not having a return
* value.*/
processFunction (token);
}
else if (token->kind == K_ASSERTION)
{
if (vStringLength (currentContext->blockName) > 0)
{
vStringCopy (token->name, currentContext->blockName);
createTag (token);
skipToSemiColon ();
}
}
else if (token->kind == K_TYPEDEF)
{
processTypedef (token);
}
else if (token->kind == K_CLASS)
{
processClass (token);
}
else if (token->kind == K_IGNORE && isSingleStatement (token))
{
currentContext->singleStat = TRUE;
}
else if (isVariable (token))
{
int c = skipWhite (vGetc ());
tagNameList (token, c);
}
else if (token->kind != K_UNDEFINED && token->kind != K_IGNORE)
{
int c = skipWhite (vGetc ());
if (isIdentifierCharacter (c))
{
readIdentifier (token, c);
while (getKind (token) == K_IGNORE)
{
c = skipWhite (vGetc ());
readIdentifier (token, c);
}
createTag (token);
/* Get port list if required */
c = skipWhite (vGetc ());
if (c == '(' && hasSimplePortList (token))
{
processPortList (c);
}
else
{
vUngetc (c);
}
}
}
}
