diff options
Diffstat (limited to 'builtin-apply.c')
| -rw-r--r-- | builtin-apply.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/builtin-apply.c b/builtin-apply.c index f16c753..6a4fb96 100644 --- a/builtin-apply.c +++ b/builtin-apply.c @@ -1335,6 +1335,7 @@ static int apply_line(char *output, const char *patch, int plen) static int apply_one_fragment(struct buffer_desc *desc, struct fragment *frag) { + int match_beginning, match_end; char *buf = desc->buffer; const char *patch = frag->patch; int offset, size = frag->size; @@ -1397,10 +1398,22 @@ static int apply_one_fragment(struct buffer_desc *desc, struct fragment *frag) newlines = new; leading = frag->leading; trailing = frag->trailing; + + /* + * If we don't have any leading/trailing data in the patch, + * we want it to match at the beginning/end of the file. + */ + match_beginning = !leading && (frag->oldpos == 1); + match_end = !trailing; + lines = 0; pos = frag->newpos; for (;;) { offset = find_offset(buf, desc->size, oldlines, oldsize, pos, &lines); + if (match_end && offset + oldsize != desc->size) + offset = -1; + if (match_beginning && offset) + offset = -1; if (offset >= 0) { int diff = newsize - oldsize; unsigned long size = desc->size + diff; @@ -1430,6 +1443,10 @@ static int apply_one_fragment(struct buffer_desc *desc, struct fragment *frag) /* Am I at my context limits? */ if ((leading <= p_context) && (trailing <= p_context)) break; + if (match_beginning || match_end) { + match_beginning = match_end = 0; + continue; + } /* Reduce the number of context lines * Reduce both leading and trailing if they are equal * otherwise just reduce the larger context. |