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vtfontcvt: allow out-of-order glyphs

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PR:		205707
Reported by:	mi
MFC after:	2 weeks
Event:		Vienna Hackathon 2019
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
emaste 2019-06-08 08:25:43 +00:00
parent 9b68278033
commit 7c17508466
1 changed files with 14 additions and 5 deletions
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19
usr.bin/vtfontcvt/vtfontcvt.c
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@ -111,7 +111,7 @@ xmalloc(size_t size)
static int
add_mapping(struct glyph *gl, unsigned int c, unsigned int map_idx)
{
struct mapping *mp;
struct mapping *mp, *mp_temp;
struct mapping_list *ml;
mapping_total++;
@ -122,10 +122,19 @@ add_mapping(struct glyph *gl, unsigned int c, unsigned int map_idx)
mp->m_length = 0;
ml = &maps[map_idx];
if (TAILQ_LAST(ml, mapping_list) != NULL &&
TAILQ_LAST(ml, mapping_list)->m_char >= c)
errx(1, "Bad ordering at character %u", c);
TAILQ_INSERT_TAIL(ml, mp, m_list);
if (TAILQ_LAST(ml, mapping_list) == NULL ||
TAILQ_LAST(ml, mapping_list)->m_char < c) {
/* Common case: empty list or new char at end of list. */
TAILQ_INSERT_TAIL(ml, mp, m_list);
} else {
/* Find insertion point for char; cannot be at end. */
TAILQ_FOREACH(mp_temp, ml, m_list) {
if (mp_temp->m_char >= c) {
TAILQ_INSERT_BEFORE(mp_temp, mp, m_list);
break;
}
}
}
map_count[map_idx]++;
mapping_unique++;