diff options
Diffstat (limited to 'src/region-cache.c')
| -rw-r--r-- | src/region-cache.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/region-cache.c b/src/region-cache.c index d7094cda26c..b5b5202653f 100644 --- a/src/region-cache.c +++ b/src/region-cache.c @@ -131,7 +131,7 @@ static void revalidate_region_cache (); struct region_cache * new_region_cache () { - struct region_cache *c + struct region_cache *c = (struct region_cache *) xmalloc (sizeof (struct region_cache)); c->gap_start = 0; @@ -385,7 +385,7 @@ delete_cache_boundaries (c, start, end) c->cache_len -= len; } - + /* Set the value for a region. */ @@ -407,12 +407,12 @@ set_cache_region (c, start, end, value) both the locations of real characters in the buffer. */ if (start == end) return; - + { /* We need to make sure that there are no boundaries in the area between start to end; the whole area will have the same value, so those boundaries will not be necessary. - + Let start_ix be the cache index of the boundary governing the first character of start..end, and let end_ix be the cache index of the earliest boundary after the last character in @@ -456,7 +456,7 @@ set_cache_region (c, start, end, value) start_ix++; } } - + /* This is equivalent to letting end_ix float (like a buffer marker does) with the insertions and deletions we may have done. */ @@ -553,7 +553,7 @@ invalidate_region_cache (buf, c, head, tail) } -/* Clean out any cache entries applying to the modified region, and +/* Clean out any cache entries applying to the modified region, and make the positions of the remaining entries accurate again. After calling this function, the mess described in the comment in @@ -606,7 +606,7 @@ revalidate_region_cache (buf, c) (which will give the modified region the same size in the cache as it has in the buffer), and then invalidate the modified region. */ - if (c->buffer_beg + c->beg_unchanged + if (c->buffer_beg + c->beg_unchanged == c->buffer_end - c->end_unchanged) { /* Move the gap so that all the boundaries in the unchanged head @@ -721,7 +721,7 @@ know_region_cache (buf, c, start, end) /* Interface: using the cache. */ /* Return true if the text immediately after POS in BUF is known, for - the purposes of CACHE. If NEXT is non-zero, set *NEXT to the nearest + the purposes of CACHE. If NEXT is non-zero, set *NEXT to the nearest position after POS where the knownness changes. */ int region_cache_forward (buf, c, pos, next) |