int m_sol(motion_arg const *m, unsigned repeat, window *win, point_t *to)
{
list_t *l = window_current_line(win, false);
start_of_line_given(l, to);
return MOTION_SUCCESS;
}
static int m_linesearch(
motion_arg const *arg, unsigned repeat, window *win, point_t *to,
list_t *sfn(motion_arg const *, list_t *, int *, const void *),
const void *ctx)
{
list_t *l = window_current_line(win, false); /* fine - repeat handled */
int n = 0;
*to = *win->ui_pos;
if(!l)
goto limit;
for(repeat = DEFAULT_REPEAT(repeat);
repeat > 0;
repeat--)
{
l = sfn(arg, l, &n, ctx);
if(!l)
goto limit;
}
to->y += n;
return MOTION_SUCCESS;
limit:
to->y = arg->dir > 0 ? buffer_nlines(win->buf) : 0;
return MOTION_SUCCESS;
}
static int m_findnext2(const int ch, enum find_type ftype, unsigned repeat, window *win, point_t *to)
{
list_t *l = window_current_line(win, false); /* fine - repeat handled */
if(!l)
return MOTION_FAILURE;
point_t bpos = *win->ui_pos;
if(!(ftype & F_REV)){
bpos.x++;
if((unsigned)bpos.x >= l->len_line)
return MOTION_FAILURE;
}else{
if(l->len_line == 0)
return MOTION_FAILURE;
/* if we're after the actual length, move from logical to it */
if((unsigned)bpos.x >= l->len_line)
bpos.x = l->len_line;
bpos.x--;
if(bpos.x < 0)
return MOTION_FAILURE;
}
repeat = DEFAULT_REPEAT(repeat);
for(;;){
char *p = l->line + bpos.x;
p = strchrdir(p, ch, ftype & F_REV, l->line, l->len_line);
if(!p)
return MOTION_FAILURE;
bpos.x = p - l->line;
if(--repeat == 0){
const int adj = ftype & F_TIL ? ftype & F_REV ? 1 : -1 : 0;
*to = bpos;
to->x += adj;
break;
}else{
bpos.x += ftype & F_REV ? -1 : +1;
}
}
return MOTION_SUCCESS;
}
int m_eol(motion_arg const *m, unsigned repeat, window *win, point_t *to)
{
list_t *l = window_current_line(win, false);
to->x = l && l->len_line > 0 ? l->len_line - 1 : 0;
bool nonblank = m->i;
if(nonblank){
for(; to->x > 0 && isspace(l->line[to->x]); to->x--);
}
return MOTION_SUCCESS;
}
void k_showch(const keyarg_u *a, unsigned repeat, const int from_ch)
{
window *win = windows_cur();
list_t *l = window_current_line(win, false);
if(l){
if((unsigned)win->ui_pos->x < l->len_line){
const int ch = l->line[win->ui_pos->x];
ui_status("<%s> %d Hex %x Octal %o",
ch ? (char[]){ ch, 0 } : "^@",
ch, ch, ch);
return;
}
}