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[test-buffer-serialize] Handle too-small out buffer 

Need to handle too-small in buffer still.
This commit is contained in:
Behdad Esfahbod 2023-01-25 13:10:57 -07:00
parent 39d50008f8
commit a1101f09ca
1 changed files with 11 additions and 9 deletions
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16
src/test-buffer-serialize.cc
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@ -56,10 +56,6 @@ main (int argc, char **argv)
hb_font_t *font = hb_font_create (face);
hb_face_destroy (face);
hb_font_set_scale (font, upem, upem);
//hb_ot_font_set_funcs (font);
#ifdef HAVE_FREETYPE
//hb_ft_font_set_funcs (font);
#endif
hb_buffer_t *buf;
buf = hb_buffer_create ();
@ -78,11 +74,17 @@ main (int argc, char **argv)
if (*p && *p != '\n')
ret = false;
hb_buffer_serialize_glyphs (buf, 0, hb_buffer_get_length (buf),
out, sizeof (out), nullptr,
unsigned count = hb_buffer_get_length (buf);
for (unsigned offset = 0; offset < count;)
{
unsigned len;
offset += hb_buffer_serialize_glyphs (buf, offset, count,
out, sizeof (out), &len,
font, HB_BUFFER_SERIALIZE_FORMAT_TEXT,
HB_BUFFER_SERIALIZE_FLAG_GLYPH_FLAGS);
puts (out);
fwrite (out, 1, len, stdout);
}
fputs ("\n", stdout);
}
hb_buffer_destroy (buf);