diff options
Diffstat (limited to 'contrib/awk/field.c')
| -rw-r--r-- | contrib/awk/field.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/contrib/awk/field.c b/contrib/awk/field.c index bd038a0..097196e 100644 --- a/contrib/awk/field.c +++ b/contrib/awk/field.c @@ -264,9 +264,13 @@ int freeold; emalloc(databuf, char *, INITIAL_SIZE, "set_record"); databuf_size = INITIAL_SIZE; } - /* make sure there's enough room */ - if (cnt > databuf_size) { - while (cnt > databuf_size && databuf_size <= MAX_SIZE) + /* + * Make sure there's enough room. Since we sometimes need + * to place a sentinel at the end, we make sure + * databuf_size is > cnt after allocation. + */ + if (cnt >= databuf_size) { + while (cnt >= databuf_size && databuf_size <= MAX_SIZE) databuf_size *= 2; erealloc(databuf, char *, databuf_size, "set_record"); } |
