Method getField

src/infile.cpp:151–246

}

int FileContents::getField(int lineNum, int field, char *dest, int len)
{
    int curfield = field;
    int curline = lineNum;

    dest[0] = '\0';
    if (lineNum >= numLinesInFile) {
        return 0;
    }

    if (printfFile) {
        curline %= realLinesInFile;
    }
    const std::string & line = fileLines[curline];

    size_t pos(0), oldpos(0);

    do {
        oldpos = pos;
        size_t localpos = line.find(';', oldpos);

        if (localpos != std::string::npos) {
            pos = localpos + 1;
        } else {
            pos = localpos;
            break;
        }

        if (curfield == 0) {
            break;
        }

        curfield --;
    } while (oldpos != std::string::npos);


    if (curfield) {
        WARNING("Field %d not found in the file %s", field, fileName);
        return 0;
    }


    if (std::string::npos == oldpos) {
        return 0;
    }

    if (std::string::npos != pos) {
        // should not be decremented for fieldN
        pos -= (oldpos + 1);
    }

    std::string x = line.substr(oldpos, pos);
    if (x.length()) {
        if (printfFile) {
            const char *s = x.c_str();
            int l = strlen(s);
            int copied = 0;
            for (int i = 0; i < l; i++) {