diff options
Diffstat (limited to 'xdiff')
| -rw-r--r-- | xdiff/xdiff.h | 3 | ||||
| -rw-r--r-- | xdiff/xdiffi.c | 33 |
2 files changed, 1 insertions, 35 deletions
diff --git a/xdiff/xdiff.h b/xdiff/xdiff.h index 8db16d4ae6..b090ad8eac 100644 --- a/xdiff/xdiff.h +++ b/xdiff/xdiff.h @@ -41,8 +41,7 @@ extern "C" { #define XDF_IGNORE_BLANK_LINES (1 << 7) -#define XDF_COMPACTION_HEURISTIC (1 << 8) -#define XDF_INDENT_HEURISTIC (1 << 9) +#define XDF_INDENT_HEURISTIC (1 << 8) #define XDL_EMIT_FUNCNAMES (1 << 0) #define XDL_EMIT_FUNCCONTEXT (1 << 2) diff --git a/xdiff/xdiffi.c b/xdiff/xdiffi.c index 760fbb6db7..93a65680a1 100644 --- a/xdiff/xdiffi.c +++ b/xdiff/xdiffi.c @@ -400,11 +400,6 @@ static xdchange_t *xdl_add_change(xdchange_t *xscr, long i1, long i2, long chg1, } -static int is_blank_line(xrecord_t *rec, long flags) -{ - return xdl_blankline(rec->ptr, rec->size, flags); -} - static int recs_match(xrecord_t *rec1, xrecord_t *rec2, long flags) { return (rec1->ha == rec2->ha && @@ -821,7 +816,6 @@ int xdl_change_compact(xdfile_t *xdf, xdfile_t *xdfo, long flags) { struct xdlgroup g, go; long earliest_end, end_matching_other; long groupsize; - unsigned int blank_lines; group_init(xdf, &g); group_init(xdfo, &go); @@ -846,13 +840,6 @@ int xdl_change_compact(xdfile_t *xdf, xdfile_t *xdfo, long flags) { */ end_matching_other = -1; - /* - * Boolean value that records whether there are any blank - * lines that could be made to be the last line of this - * group. - */ - blank_lines = 0; - /* Shift the group backward as much as possible: */ while (!group_slide_up(xdf, &g, flags)) if (group_previous(xdfo, &go)) @@ -869,11 +856,6 @@ int xdl_change_compact(xdfile_t *xdf, xdfile_t *xdfo, long flags) { /* Now shift the group forward as far as possible: */ while (1) { - if (!blank_lines) - blank_lines = is_blank_line( - xdf->recs[g.end - 1], - flags); - if (group_slide_down(xdf, &g, flags)) break; if (group_next(xdfo, &go)) @@ -906,21 +888,6 @@ int xdl_change_compact(xdfile_t *xdf, xdfile_t *xdfo, long flags) { if (group_previous(xdfo, &go)) xdl_bug("group sync broken sliding to match"); } - } else if ((flags & XDF_COMPACTION_HEURISTIC) && blank_lines) { - /* - * Compaction heuristic: if it is possible to shift the - * group to make its bottom line a blank line, do so. - * - * As we already shifted the group forward as far as - * possible in the earlier loop, we only need to handle - * backward shifts, not forward ones. - */ - while (!is_blank_line(xdf->recs[g.end - 1], flags)) { - if (group_slide_up(xdf, &g, flags)) - xdl_bug("blank line disappeared"); - if (group_previous(xdfo, &go)) - xdl_bug("group sync broken sliding to blank line"); - } } else if (flags & XDF_INDENT_HEURISTIC) { /* * Indent heuristic: a group of pure add/delete lines |