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vt: there are NULL entries in the alternate charset

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Daniel Eklöf 2019-07-15 13:39:53 +02:00
parent 6bf75d199b
commit 470489c3a3
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1 changed files with 3 additions and 1 deletions
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vt.c
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@ -757,7 +757,9 @@ action_print(struct terminal *term, uint8_t c)
if (unlikely(term->charset[term->selected_charset] == CHARSET_GRAPHIC) &&
c >= 0x41 && c <= 0x7e)
{
strncpy(cell->c, vt100_0[c - 0x41], sizeof(cell->c));
const char *glyph = vt100_0[c - 0x41];
if (glyph != NULL)
strncpy(cell->c, glyph, sizeof(cell->c));
} else {
//LOG_DBG("print: ASCII: %c", c);
cell->c[0] = c;