edit_book_mark_t *
book_mark_find (WEdit * edit, long line)
{
edit_book_mark_t *p;
if (edit->book_mark == NULL)
{
/* must have an imaginary top bookmark at line -1 to make things less complicated */
edit->book_mark = g_new0 (edit_book_mark_t, 1);
edit->book_mark->line = -1;
return edit->book_mark;
}
for (p = edit->book_mark; p != NULL; p = p->next)
{
if (p->line > line)
break; /* gone past it going downward */
if (p->next != NULL)
{
if (p->next->line > line)
{
edit->book_mark = p;
return double_marks (edit, p);
}
}
else
{
edit->book_mark = p;
return double_marks (edit, p);
}
}
for (p = edit->book_mark; p != NULL; p = p->prev)
{
if (p->next != NULL && p->next->line <= line)
break; /* gone past it going upward */
if (p->line <= line)
{
if (p->next != NULL)
{
if (p->next->line > line)
{
edit->book_mark = p;
return double_marks (edit, p);
}
}
else
{
edit->book_mark = p;
return double_marks (edit, p);
}
}
}
return NULL; /* can't get here */
}
/* returns the first bookmark on or before this line */
struct _book_mark *book_mark_find (WEdit * edit, int line)
{
struct _book_mark *p;
if (!edit->book_mark) {
/* must have an imaginary top bookmark at line -1 to make things less complicated */
edit->book_mark = g_malloc0 (sizeof (struct _book_mark));
edit->book_mark->line = -1;
return edit->book_mark;
}
for (p = edit->book_mark; p; p = p->next) {
if (p->line > line)
break; /* gone past it going downward */
if (p->line <= line) {
if (p->next) {
if (p->next->line > line) {
edit->book_mark = p;
return double_marks (edit, p);
}
} else {
edit->book_mark = p;
return double_marks (edit, p);
}
}
}
for (p = edit->book_mark; p; p = p->prev) {
if (p->next)
if (p->next->line <= line)
break; /* gone past it going upward */
if (p->line <= line) {
if (p->next) {
if (p->next->line > line) {
edit->book_mark = p;
return double_marks (edit, p);
}
} else {
edit->book_mark = p;
return double_marks (edit, p);
}
}
}
return 0; /* can't get here */
}
