QString LogData::doGetExpandedLineString( LineNumber line ) const
{
if ( line >= indexing_data_.getNbLines() ) { return ""; /* exception? */ }
if ( keepFileClosed_ ) {
reOpenFile();
}
QByteArray rawString;
{
QMutexLocker locker( &fileMutex_ );
attached_file_->seek( ( line.get() == 0 ) ? 0 : indexing_data_.getPosForLine( line - 1_lcount).get() );
rawString = attached_file_->readLine();
if ( keepFileClosed_ ) {
attached_file_->close();
}
}
auto string = untabify( codec_->toUnicode( rawString ) );
string.chop( 1 );
return string;
}
std::vector<QString> LogData::doGetExpandedLines( LineNumber first_line, LinesCount number ) const
{
const auto last_line = first_line + number - 1_lcount;
if ( number.get() == 0 ) {
return std::vector<QString>();
}
if ( last_line >= indexing_data_.getNbLines() ) {
LOG(logWARNING) << "LogData::doGetExpandedLines Lines out of bound asked for";
return std::vector<QString>(); /* exception? */
}
if ( keepFileClosed_ ) {
reOpenFile();
}
const auto first_byte = (first_line.get() == 0) ?
0 : indexing_data_.getPosForLine( first_line-1_lcount ).get();
const auto last_byte = indexing_data_.getPosForLine( last_line ).get();
QByteArray buffer;
{
QMutexLocker locker( &fileMutex_ );
attached_file_->seek( first_byte );
buffer = attached_file_->read( last_byte - first_byte );
if ( keepFileClosed_ ) {
attached_file_->close();
}
}
std::vector<QString> list;
list.reserve( number.get() );
qint64 beginning = 0;
qint64 end = 0;
std::unique_ptr<QTextDecoder> decoder {codec_->makeDecoder()};
EncodingParameters encodingParams{codec_};
for ( auto line = first_line; (line <= last_line); ++line ) {
end = indexing_data_.getPosForLine( line ).get() - first_byte;
list.emplace_back( untabify( decoder->toUnicode( buffer.data() + beginning,
static_cast<LineLength::UnderlyingType>( end - beginning - encodingParams.lineFeedWidth ) ) ) );
beginning = end;
}
return list;
}
void
read_result(BUFFER *buf)
{
FILE *fp;
int i, st, fds[2];
pid_t pipe_pid, pid;
/* Clear buffer */
memset(buf, 0, sizeof(*buf));
if (pipe(fds) == -1)
err(EX_OSERR, "pipe()");
if ((pipe_pid = vfork()) == -1)
err(EX_OSERR, "vfork()");
else if (pipe_pid == 0) {
close(fds[0]);
if (fds[1] != STDOUT_FILENO) {
dup2(fds[1], STDOUT_FILENO);
close(fds[1]);
}
if (xflag)
execvp(cmdv[0], cmdv);
else
execl(_PATH_BSHELL, _PATH_BSHELL, "-c", cmdstr, NULL);
/* use warn(3) + _exit(2) not to call exit(3) */
warn("exec(%s)", cmdstr);
_exit(EX_OSERR);
/* NOTREACHED */
}
if ((fp = fdopen(fds[0], "r")) == NULL)
err(EX_OSERR, "fdopen()");
close(fds[1]);
/* Read command output and convert tab to spaces * */
for (i = 0; i < MAXLINE && fgetws((*buf)[i], MAXCOLUMN, fp) != NULL;
i++)
untabify((*buf)[i], sizeof((*buf)[i]));
fclose(fp);
do {
pid = waitpid(pipe_pid, &st, 0);
} while (pid == -1 && errno == EINTR);
/* Remember update time */
time(&lastupdate);
}
QString LogData::doGetExpandedLineString( qint64 line ) const
{
if ( line >= indexing_data_.getNbLines() ) { return 0; /* exception? */ }
fileMutex_.lock();
attached_file_->seek( (line == 0) ? 0 : indexing_data_.getPosForLine( line-1 ) );
QByteArray rawString = attached_file_->readLine();
fileMutex_.unlock();
QString string = untabify( codec_->toUnicode( rawString ) );
string.chop( 1 );
return string;
}
QStringList LogData::doGetExpandedLines( qint64 first_line, int number ) const
{
QStringList list;
const qint64 last_line = first_line + number - 1;
if ( number == 0 ) {
return QStringList();
}
if ( last_line >= nbLines_ ) {
LOG(logWARNING) << "LogData::doGetExpandedLines Lines out of bound asked for";
return QStringList(); /* exception? */
}
dataMutex_.lock();
fileMutex_.lock();
file_->open( QIODevice::ReadOnly );
const qint64 first_byte = (first_line == 0) ? 0 : linePosition_[first_line-1];
const qint64 last_byte = linePosition_[last_line];
// LOG(logDEBUG) << "LogData::doGetExpandedLines first_byte:" << first_byte << " last_byte:" << last_byte;
file_->seek( first_byte );
QByteArray blob = file_->read( last_byte - first_byte );
file_->close();
fileMutex_.unlock();
qint64 beginning = 0;
qint64 end = 0;
for ( qint64 line = first_line; (line <= last_line); line++ ) {
end = linePosition_[line] - first_byte;
// LOG(logDEBUG) << "Getting line " << line << " beginning " << beginning << " end " << end;
QByteArray this_line = blob.mid( beginning, end - beginning - 1 );
// LOG(logDEBUG) << "Line is: " << QString( this_line ).toStdString();
list.append( untabify( this_line.constData() ) );
beginning = end;
}
dataMutex_.unlock();
return list;
}
QString LogData::doGetExpandedLineString( qint64 line ) const
{
if ( line >= nbLines_ ) { return QString(); /* exception? */ }
dataMutex_.lock();
fileMutex_.lock();
file_->open( QIODevice::ReadOnly );
file_->seek( (line == 0) ? 0 : linePosition_[line-1] );
QByteArray rawString = file_->readLine();
file_->close();
fileMutex_.unlock();
dataMutex_.unlock();
QString string = QString( untabify( rawString.constData() ) );
string.chop( 1 );
return string;
}
QStringList LogData::doGetExpandedLines( qint64 first_line, int number ) const
{
QStringList list;
const qint64 last_line = first_line + number - 1;
if ( number == 0 ) {
return QStringList();
}
if ( last_line >= indexing_data_.getNbLines() ) {
LOG(logWARNING) << "LogData::doGetExpandedLines Lines out of bound asked for";
return QStringList(); /* exception? */
}
fileMutex_.lock();
const qint64 first_byte = (first_line == 0) ?
0 : indexing_data_.getPosForLine( first_line-1 );
const qint64 last_byte = indexing_data_.getPosForLine( last_line );
// LOG(logDEBUG) << "LogData::doGetExpandedLines first_byte:" << first_byte << " last_byte:" << last_byte;
attached_file_->seek( first_byte );
QByteArray blob = attached_file_->read( last_byte - first_byte );
fileMutex_.unlock();
qint64 beginning = 0;
qint64 end = 0;
for ( qint64 line = first_line; (line <= last_line); line++ ) {
end = indexing_data_.getPosForLine( line ) - first_byte;
// LOG(logDEBUG) << "Getting line " << line << " beginning " << beginning << " end " << end;
QByteArray this_line = blob.mid( beginning, end - beginning - 1 );
// LOG(logDEBUG) << "Line is: " << QString( this_line ).toStdString();
list.append( untabify( codec_->toUnicode( this_line ) ) );
beginning = end;
}
return list;
}
/* Populates the sc->lines list with as many lines as possible.
*/
static void
get_more_lines (sws_configuration *sc)
{
/* wrap anyway, if it's absurdly long. */
int wrap_pix = (wrap_p ? sc->line_pixel_width : 10000);
int col = 0;
int col_pix = 0;
char *s = sc->buf;
int target = sc->buf_size - sc->buf_tail - 2;
/* Fill as much as we can into sc->buf.
*/
while (target > 0)
{
char c = textclient_getc (sc->tc);
if (c <= 0)
break;
sc->buf[sc->buf_tail++] = c;
sc->buf[sc->buf_tail] = 0;
target--;
}
while (sc->total_lines < max_lines)
{
int cw;
if (s >= sc->buf + sc->buf_tail)
/* Reached end of buffer before end of line. Bail. */
return;
cw = char_width (sc, *s);
if (*s == '\r' || *s == '\n' ||
col_pix + cw >= wrap_pix)
{
int L = s - sc->buf;
if (*s == '\r' || *s == '\n')
{
if (*s == '\r' && s[1] == '\n') /* swallow CRLF too */
*s++ = 0;
*s++ = 0;
}
else
{
/* We wrapped -- try to back up to the previous word boundary. */
char *s2 = s;
int n = 0;
while (s2 > sc->buf && *s2 != ' ' && *s2 != '\t')
s2--, n++;
if (s2 > sc->buf)
{
s = s2;
*s++ = 0;
L = s - sc->buf;
}
}
sc->lines[sc->total_lines] = (char *) malloc (L+1);
memcpy (sc->lines[sc->total_lines], sc->buf, L);
sc->lines[sc->total_lines][L] = 0;
if (!textures_p)
latin1_to_ascii (sc->lines[sc->total_lines]);
{
char *t = sc->lines[sc->total_lines];
char *ut = untabify (t);
strip (ut, (alignment == 0), 1); /* if centering, strip
leading whitespace too */
sc->lines[sc->total_lines] = ut;
free (t);
}
sc->total_lines++;
if (sc->buf_tail > (s - sc->buf))
{
int i = sc->buf_tail - (s - sc->buf);
memmove (sc->buf, s, i);
sc->buf_tail = i;
sc->buf[sc->buf_tail] = 0;
}
else
{
sc->buf_tail = 0;
}
sc->buf[sc->buf_tail] = 0;
s = sc->buf;
col = 0;
col_pix = 0;
}
else
{
col++;
col_pix += cw;
if (*s == '\t')
{
int tab_pix = TAB_WIDTH * sc->char_width;
col = TAB_WIDTH * ((col / TAB_WIDTH) + 1);
col_pix = tab_pix * ((col / tab_pix) + 1);
}
s++;
}
}
}
/* Returns a single line of text from the output buffer of the subprocess,
taking into account wrapping, centering, etc. Returns 0 if no complete
line is currently available.
*/
static char *
get_one_line (fliptext_configuration *sc)
{
char *result = 0;
int wrap_pix = sc->font_wrap_pixels;
int col = 0;
int col_pix = 0;
char *s = sc->buf;
int target = sc->buf_size - sc->buf_tail - 2;
/* Fill as much as we can into sc->buf, but stop at newline.
*/
while (target > 0)
{
int c = textclient_getc (sc->tc);
if (c <= 0)
break;
sc->buf[sc->buf_tail++] = (char) c;
sc->buf[sc->buf_tail] = 0;
target--;
if (c == '\r' || c == '\n')
break;
}
while (!result)
{
int cw;
if (s >= sc->buf + sc->buf_tail)
/* Reached end of buffer before end of line. Bail. */
return 0;
cw = char_width (sc, *s);
if (*s == '\r' || *s == '\n' ||
col_pix + cw >= wrap_pix)
{
int L = s - sc->buf;
if (*s == '\r' || *s == '\n')
{
if (*s == '\r' && s[1] == '\n') /* swallow CRLF too */
*s++ = 0;
*s++ = 0;
}
else
{
/* We wrapped -- try to back up to the previous word boundary. */
char *s2 = s;
int n = 0;
while (s2 > sc->buf && *s2 != ' ' && *s2 != '\t')
s2--, n++;
if (s2 > sc->buf)
{
s = s2;
*s++ = 0;
L = s - sc->buf;
}
}
if (result) abort();
result = (char *) malloc (L+1);
memcpy (result, sc->buf, L);
result[L] = 0;
{
char *t = result;
char *ut = untabify (t);
strip (ut, (sc->alignment == 0), 1); /* if centering, strip
leading whitespace too */
result = ut;
free (t);
}
if (sc->buf_tail > (s - sc->buf))
{
int i = sc->buf_tail - (s - sc->buf);
memmove (sc->buf, s, i);
sc->buf_tail = i;
sc->buf[sc->buf_tail] = 0;
}
else
{
sc->buf_tail = 0;
}
sc->buf[sc->buf_tail] = 0;
s = sc->buf;
col = 0;
col_pix = 0;
}
else
{
col++;
col_pix += cw;
if (*s == '\t')
{
int tab_pix = TAB_WIDTH * sc->char_width;
col = TAB_WIDTH * ((col / TAB_WIDTH) + 1);
col_pix = tab_pix * ((col / tab_pix) + 1);
}
s++;
}
}
return result;
}
int Editor::replace(int ibegin, int iend, WideString cstr, HistoryItem* mod, bool glue)
{
if (running || settings->mode)
return iend;
wchar_t const* str = cstr.c_str();
if (ibegin > iend)
{
int tmp = ibegin;
ibegin = iend;
iend = tmp;
}
POINT begin = toPoint(ibegin);
POINT end = toPoint(iend);
POINT oldEnd = end;
if (mod)
{
mod->begin = ibegin;
mod->end = ibegin + getlength(str);
mod->text = substring(ibegin, iend);
}
else
{
HistoryItem h;
h.begin = ibegin;
h.end = ibegin + getlength(str);
h.text = substring(ibegin, iend);
h.glue = glue;
bool push = true;
if (historyPos < history.length())
history.resize(historyPos);
else if (historyPos > 0 && h.text.empty() && h.end == h.begin + 1 && !h.glue)
{
HistoryItem& p = history[historyPos - 1];
if (p.text.empty() && h.begin == p.end)
{
push = false;
p.end = h.end;
}
}
if (push)
{
if (history.length() >= 256)
{
for (int i = 1; i < history.length(); i++)
history[i - 1] = history[i];
history[history.length() - 1] = h;
if (origHistory >= 0)
origHistory--;
}
else
history.push(h);
}
historyPos = history.length();
if (historyPos < origHistory)
origHistory = -1;
}
if (begin.y == end.y)
{
Line ln = lines[begin.y];
lines.insert(begin.y + 1, ln);
end.y = begin.y + 1;
}
lines[begin.y].text.resize(begin.x);
int curLine = begin.y;
int curPos = 0;
while (str[curPos])
{
if (str[curPos] == '\r' || str[curPos] == '\n')
{
if (curLine == begin.y)
lines[curLine].text.append(str, curPos);
else if (curLine < end.y)
lines[curLine].text = WideString(str, curPos);
else
{
Line& ln = lines.insert(curLine);
ln.text = WideString(str, curPos);
end.y++;
}
untabify(lines[curLine].text);
if ((str[curPos + 1] == '\r' || str[curPos + 1] == '\n') && str[curPos] != str[curPos + 1])
curPos++;
str = str + curPos + 1;
curPos = 0;
curLine++;
}
else
curPos++;
}
if (curLine < end.y)
{
if (curLine == begin.y)
lines[curLine].text += str;
else
lines[curLine].text = str;
untabify(lines[curLine].text);
int ex = lines[curLine].text.length();
lines[curLine].text += lines[end.y].text.substring(end.x);
if (lines[end.y].breakpoint > 0)
lines[curLine].breakpoint = 1;
lines.remove(curLine + 1, end.y - curLine);
end.y = curLine;
end.x = ex;
}
else
{
lines[end.y].text.replace(0, end.x, str);
end.x = wcslen(str);
untabify(lines[end.y].text);
}
caret = selStart = fromPoint(end);
updateCtx(begin.y, end.y);
updateExtent();
updateCaret();
getParent()->notify(EN_MODIFIED, (uint32) this, 0);
return caret;
}
