A few trivial optimisations: no need to check for zero size if calling

buffer_ensure in buffer.c; expand grid lines by a greater increase than one
each time; and don't read UTF-8 data unless it actually needs to be checked
when overwriting a cell.
This commit is contained in:
Nicholas Marriott
2009-08-20 19:14:42 +00:00
parent 234ad54b2c
commit 1501b3fbbd
3 changed files with 20 additions and 15 deletions

View File

@ -100,9 +100,6 @@ buffer_remove(struct buffer *b, size_t size)
void
buffer_write(struct buffer *b, const void *data, size_t size)
{
if (size == 0)
fatalx("zero size");
buffer_ensure(b, size);
memcpy(BUFFER_IN(b), data, size);
buffer_add(b, size);
@ -127,7 +124,7 @@ buffer_write8(struct buffer *b, uint8_t n)
{
buffer_ensure(b, 1);
BUFFER_IN(b)[0] = n;
buffer_add(b, 1);
b->size++;
}
/* Extract an 8-bit value. */