void listfiles(const char *dir, const char *ext, vector<char *> &files, int (__cdecl *sf)(const char **, const char **))
{
listdir(dir, ext, files);
string s;
if(homedir[0])
{
formatstring(s)("%s%s", homedir, dir);
listdir(s, ext, files);
}
loopv(packagedirs)
{
formatstring(s)("%s%s", packagedirs[i], dir);
listdir(s, ext, files);
}
#ifndef STANDALONE
listzipfiles(dir, ext, files);
#endif
if(sf)
{ // sort and remove doubles
files.sort(sf);
for(int i = files.length() - 1; i > 0; i--)
{
if(!strcmp(files[i], files[i - 1])) delstring(files.remove(i));
}
}
}
void listfilesrecursive(const char *dir, vector<char *> &files, int level)
{
if(level > 8) return; // 8 levels is insane enough...
vector<char *> dirs, thisdir;
listsubdirs(dir, dirs, stringsort);
loopv(dirs)
{
if(dirs[i][0] != '.') // ignore "." and ".." (and also other directories starting with '.', like it is unix-convention - and doesn't hurt on windows)
{
defformatstring(name)("%s/%s", dir, dirs[i]);
listfilesrecursive(name, files, level + 1);
}
delstring(dirs[i]);
}
listfiles(dir, NULL, thisdir);
loopv(thisdir)
{
defformatstring(name)("%s/%s", dir, thisdir[i]);
files.add(newstring(name));
delstring(thisdir[i]);
}
}
void listsubdirs(const char *dir, vector<char *> &subdirs, int (__cdecl *sf)(const char **, const char **))
{
listsubdir(dir, subdirs);
string s;
if(homedir[0])
{
formatstring(s)("%s%s", homedir, dir);
listsubdir(s, subdirs);
}
loopv(packagedirs)
{
formatstring(s)("%s%s", packagedirs[i], dir);
listsubdir(s, subdirs);
}
#ifndef STANDALONE
listzipdirs(dir, subdirs);
#endif
subdirs.sort(sf);
for(int i = subdirs.length() - 1; i > 0; i--)
{ // remove doubles
if(!strcmp(subdirs[i], subdirs[i - 1])) delstring(subdirs.remove(i));
}
}
/**
displayRecognitionError()함수를 변경
*/
void produceError4Parser(pANTLR3_BASE_RECOGNIZER recognizer, pANTLR3_UINT8 * tokenNames)
{
pANTLR3_PARSER parser;
pANTLR3_TREE_PARSER tparser;
pANTLR3_INT_STREAM is;
pANTLR3_STRING ttext;
pANTLR3_STRING ftext;
pANTLR3_EXCEPTION ex;
pANTLR3_COMMON_TOKEN theToken;
pANTLR3_BASE_TREE theBaseTree;
pANTLR3_COMMON_TREE theCommonTree;
//char* p;
FILE *out;
out = fopen("ParErr.txt", "ab"); // 에러를 저장할 파일
ANTLR3_FPRINTF(out, "\r\n");
// Retrieve some info for easy reading.
//
ex = recognizer->state->exception;
ttext = NULL;
// See if there is a 'filename' we can use
//
if (ex->streamName == NULL)
{
if (((pANTLR3_COMMON_TOKEN)(ex->token))->type == ANTLR3_TOKEN_EOF)
{
ANTLR3_FPRINTF(out, "-end of input-(");
}
else
{
ANTLR3_FPRINTF(out, "-unknown source-(");
}
}
else
{
/* rwkim 수정*/
char curPath[200];
getcwd(curPath, 200);
ftext = ex->streamName->to8(ex->streamName);
delstring(ftext->chars, curPath); //앞의 경로 제거
ANTLR3_FPRINTF(out, "%s(", ftext->chars);
}
// Next comes the line number
//
ANTLR3_FPRINTF(out, "%d) ", recognizer->state->exception->line);
//ANTLR3_FPRINTF(out, " : error %d : %s",
// recognizer->state->exception->type,
// (pANTLR3_UINT8) (recognizer->state->exception->message));
//다음과 같아 바꾸었음
ANTLR3_FPRINTF(out, " : %s", (pANTLR3_UINT8)(recognizer->state->exception->message));
// How we determine the next piece is dependent on which thing raised the
// error.
//
switch (recognizer->type)
{
case ANTLR3_TYPE_PARSER:
// Prepare the knowledge we know we have
//
parser = (pANTLR3_PARSER) (recognizer->super);
tparser = NULL;
is = parser->tstream->istream;
theToken = (pANTLR3_COMMON_TOKEN)(recognizer->state->exception->token);
ttext = theToken->toString(theToken);
/* rwkim 수정*/
//p = strchr(ttext->chars, '=');
//ttext->chars = p;
ANTLR3_FPRINTF(out, " at offset %d", recognizer->state->exception->charPositionInLine);
if (theToken != NULL)
{
if (theToken->type == ANTLR3_TOKEN_EOF)
{
ANTLR3_FPRINTF(out, ", at <EOF>");
}
else
{
// Guard against null text in a token
//
ANTLR3_FPRINTF(out, "\r\n near %s\r\n ", ttext == NULL ? (pANTLR3_UINT8)"<no text for the token>" : ttext->chars);
}
}
break;
case ANTLR3_TYPE_TREE_PARSER:
tparser = (pANTLR3_TREE_PARSER) (recognizer->super);
parser = NULL;
is = tparser->ctnstream->tnstream->istream;
theBaseTree = (pANTLR3_BASE_TREE)(recognizer->state->exception->token);
ttext = theBaseTree->toStringTree(theBaseTree);
if (theBaseTree != NULL)
{
theCommonTree = (pANTLR3_COMMON_TREE) theBaseTree->super;
if (theCommonTree != NULL)
{
theToken = (pANTLR3_COMMON_TOKEN) theBaseTree->getToken(theBaseTree);
}
ANTLR3_FPRINTF(out, ", at offset %d", theBaseTree->getCharPositionInLine(theBaseTree));
ANTLR3_FPRINTF(out, ", near %s", ttext->chars);
}
break;
default:
ANTLR3_FPRINTF(out, "Base recognizer function displayRecognitionError called by unknown parser type - provide override for this function\r\n");
return;
break;
}
// Although this function should generally be provided by the implementation, this one
// should be as helpful as possible for grammar developers and serve as an example
// of what you can do with each exception type. In general, when you make up your
// 'real' handler, you should debug the routine with all possible errors you expect
// which will then let you be as specific as possible about all circumstances.
//
// Note that in the general case, errors thrown by tree parsers indicate a problem
// with the output of the parser or with the tree grammar itself. The job of the parser
// is to produce a perfect (in traversal terms) syntactically correct tree, so errors
// at that stage should really be semantic errors that your own code determines and handles
// in whatever way is appropriate.
//
switch (ex->type)
{
case ANTLR3_UNWANTED_TOKEN_EXCEPTION:
// Indicates that the recognizer was fed a token which seesm to be
// spurious input. We can detect this when the token that follows
// this unwanted token would normally be part of the syntactically
// correct stream. Then we can see that the token we are looking at
// is just something that should not be there and throw this exception.
//
if (tokenNames == NULL)
{
ANTLR3_FPRINTF(out, " : Extraneous input...");
}
else
{
if (ex->expecting == ANTLR3_TOKEN_EOF)
{
ANTLR3_FPRINTF(out, " : Extraneous input - expected <EOF>\r\n");
}
else
{
ANTLR3_FPRINTF(out, " : Extraneous input - expected %s ...\r\n", tokenNames[ex->expecting]);
}
}
break;
case ANTLR3_MISSING_TOKEN_EXCEPTION:
// Indicates that the recognizer detected that the token we just
// hit would be valid syntactically if preceeded by a particular
// token. Perhaps a missing ';' at line end or a missing ',' in an
// expression list, and such like.
//
if (tokenNames == NULL)
{
ANTLR3_FPRINTF(out, " : Missing token (%d)...\r\n", ex->expecting);
}
else
{
if (ex->expecting == ANTLR3_TOKEN_EOF)
{
ANTLR3_FPRINTF(out, " : Missing <EOF>\r\n");
}
else
{
ANTLR3_FPRINTF(out, " : Missing %s \r\n", tokenNames[ex->expecting]);
}
}
break;
case ANTLR3_RECOGNITION_EXCEPTION:
// Indicates that the recognizer received a token
// in the input that was not predicted. This is the basic exception type
// from which all others are derived. So we assume it was a syntax error.
// You may get this if there are not more tokens and more are needed
// to complete a parse for instance.
//
ANTLR3_FPRINTF(out, " : syntax error...\r\n");
break;
case ANTLR3_MISMATCHED_TOKEN_EXCEPTION:
// We were expecting to see one thing and got another. This is the
// most common error if we coudl not detect a missing or unwanted token.
// Here you can spend your efforts to
// derive more useful error messages based on the expected
// token set and the last token and so on. The error following
// bitmaps do a good job of reducing the set that we were looking
// for down to something small. Knowing what you are parsing may be
// able to allow you to be even more specific about an error.
//
if (tokenNames == NULL)
{
ANTLR3_FPRINTF(out, " : syntax error...\r\n");
}
else
{
if (ex->expecting == ANTLR3_TOKEN_EOF)
{
ANTLR3_FPRINTF(out, " : expected <EOF>\r\n");
}
else
{
ANTLR3_FPRINTF(out, " : expected %s ...\r\n", tokenNames[ex->expecting]);
}
}
break;
case ANTLR3_NO_VIABLE_ALT_EXCEPTION:
// We could not pick any alt decision from the input given
// so god knows what happened - however when you examine your grammar,
// you should. It means that at the point where the current token occurred
// that the DFA indicates nowhere to go from here.
//
ANTLR3_FPRINTF(out, " : cannot match to any predicted input...\r\n");
break;
case ANTLR3_MISMATCHED_SET_EXCEPTION:
{
ANTLR3_UINT32 count;
ANTLR3_UINT32 bit;
ANTLR3_UINT32 size;
ANTLR3_UINT32 numbits;
pANTLR3_BITSET errBits;
// This means we were able to deal with one of a set of
// possible tokens at this point, but we did not see any
// member of that set.
//
ANTLR3_FPRINTF(out, " : unexpected input...\r\n expected one of : ");
// What tokens could we have accepted at this point in the
// parse?
//
count = 0;
errBits = antlr3BitsetLoad (ex->expectingSet);
numbits = errBits->numBits (errBits);
size = errBits->size (errBits);
if (size > 0)
{
// However many tokens we could have dealt with here, it is usually
// not useful to print ALL of the set here. I arbitrarily chose 8
// here, but you should do whatever makes sense for you of course.
// No token number 0, so look for bit 1 and on.
//
for (bit = 1; bit < numbits && count < 8 && count < size; bit++)
{
// TODO: This doesn;t look right - should be asking if the bit is set!!
//
if (tokenNames[bit])
{
ANTLR3_FPRINTF(out, "%s%s", count > 0 ? ", " : "", tokenNames[bit]);
count++;
}
}
ANTLR3_FPRINTF(out, "\r\n");
}
else
{
ANTLR3_FPRINTF(out, "Actually dude, we didn't seem to be expecting anything here, or at least\r\n");
ANTLR3_FPRINTF(out, "I could not work out what I was expecting, like so many of us these days!\r\n");
}
}
break;
case ANTLR3_EARLY_EXIT_EXCEPTION:
// We entered a loop requiring a number of token sequences
// but found a token that ended that sequence earlier than
// we should have done.
//
ANTLR3_FPRINTF(out, " : missing elements...\r\n");
break;
default:
// We don't handle any other exceptions here, but you can
// if you wish. If we get an exception that hits this point
// then we are just going to report what we know about the
// token.
//
ANTLR3_FPRINTF(out, " : syntax not recognized...\r\n");
break;
}
// Here you have the token that was in error which if this is
// the standard implementation will tell you the line and offset
// and also record the address of the start of the line in the
// input stream. You could therefore print the source line and so on.
// Generally though, I would expect that your lexer/parser will keep
// its own map of lines and source pointers or whatever as there
// are a lot of specific things you need to know about the input
// to do something like that.
// Here is where you do it though :-).
//
fclose(out);
}
