void add_line_buffer(struct session *ses, char *line, int more_output) {
char linebuf[STRING_SIZE];
char *pti, *pto;
int lines;
int sav_row, sav_col, cur_row, cur_col, top_row, bot_row;
push_call("add_line_buffer(%p,%s,%d)", ses, line, more_output);
if (ses->buffer == NULL || HAS_BIT(ses->flags, SES_FLAG_SCROLLSTOP)) {
pop_call();
return;
}
sav_row = ses->sav_row;
sav_col = ses->sav_col;
cur_row = ses->cur_row;
cur_col = ses->cur_col;
top_row = ses->top_row;
bot_row = ses->bot_row;
if (more_output == TRUE) {
if (strlen(ses->more_output) < BUFFER_SIZE / 2) {
strcat(ses->more_output, line);
pop_call();
return;
}
}
strcat(ses->more_output, line);
pti = pto = ses->more_output;
while (*pti != 0) {
while (skip_vt102_codes_non_graph(pti)) {
interpret_vt102_codes(ses, pti, FALSE);
pti += skip_vt102_codes_non_graph(pti);
}
if (*pti == 0) {
break;
}
if (SCROLL(ses)) {
*pto++ = *pti++;
} else {
pti++;
}
}
*pto = 0;
lines = word_wrap(ses, ses->more_output, linebuf, FALSE);
ses->more_output[0] = 0;
ses->buffer[ses->scroll_row] = str_hash(linebuf, lines);
if (more_output == -1) {
str_hash_grep(ses->buffer[ses->scroll_row], TRUE);
}
if (!HAS_BIT(ses->flags, SES_FLAG_LOGLEVEL)) {
if (ses->logfile) {
logit(ses, linebuf, ses->logfile, TRUE);
}
}
if (gtd->chat) {
chat_forward_session(ses, linebuf);
}
if (--ses->scroll_row < 0) {
ses->scroll_row = ses->scroll_max - 1;
}
if (ses->buffer[ses->scroll_row]) {
ses->buffer[ses->scroll_row] = str_unhash(ses->buffer[ses->scroll_row]);
}
ses->sav_row = sav_row;
ses->sav_col = sav_col;
ses->cur_row = cur_row;
ses->cur_col = cur_col;
ses->top_row = top_row;
ses->bot_row = bot_row;
pop_call();
return;
}
int word_wrap(struct session *ses, char *textin, char *textout, int display)
{
char *pti, *pto, *lis, *los, *chi, *cho;
int skip = 0, cnt = 0;
push_call("word_wrap(%s,%p,%p)",ses->name, textin,textout);
pti = chi = lis = textin;
pto = cho = los = textout;
ses->cur_col = 1;
while (*pti != 0)
{
if (skip_vt102_codes(pti))
{
if (display)
{
interpret_vt102_codes(ses, pti, TRUE);
}
for (skip = skip_vt102_codes(pti) ; skip > 0 ; skip--)
{
*pto++ = *pti++;
}
continue;
}
if (*pti == '\n')
{
*pto++ = *pti++;
cnt = cnt + 1;
los = pto;
lis = pti;
ses->cur_col = 1;
continue;
}
if (*pti == ' ')
{
los = pto;
lis = pti;
}
if (ses->cur_col > ses->cols)
{
cnt++;
ses->cur_col = 1;
if (HAS_BIT(ses->flags, SES_FLAG_WORDWRAP))
{
if (pto - los > 15 || !SCROLL(ses))
{
*pto++ = '\n';
los = pto;
lis = pti;
}
else if (lis != chi) // infinite VT loop detection
{
pto = los;
*pto++ = '\n';
pti = chi = lis;
pti++;
}
else if (los != cho)
{
pto = cho = los;
pto++;
pti = chi = lis;
pti++;
}
}
}
else
{
if (HAS_BIT(ses->flags, SES_FLAG_BIG5) && *pti & 128 && pti[1] != 0)
{
*pto++ = *pti++;
*pto++ = *pti++;
}
else if (HAS_BIT(ses->flags, SES_FLAG_UTF8) && (*pti & 192) == 192)
{
*pto++ = *pti++;
while ((*pti & 192) == 128)
{
*pto++ = *pti++;
}
}
else
{
*pto++ = *pti++;
}
ses->cur_col++;
}
}
*pto = 0;
pop_call();
return (cnt + 1);
}