Merge branch 'ab/clang-lints' into maint-1.7.7

[git.git] / builtin / apply.c

diff --git a/builtin/apply.c b/builtin/apply.c
index f2edc52818e817e83717f992a6bbd66dad4ef24d..082fe8f3e3e6088adcce4b54ae351c4ec1f03786 100644 (file)
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -250,9 +250,6 @@ static int fuzzy_matchlines(const char *s1, size_t n1,
        const char *last2 = s2 + n2 - 1;
        int result = 0;
 
-       if (n1 < 0 || n2 < 0)
-               return 0;
-
        /* ignore line endings */
        while ((*last1 == '\r') || (*last1 == '\n'))
                last1--;
@@ -1407,6 +1404,9 @@ static int find_header(char *line, unsigned long size, int *hdrsize, struct patc
                                            "%d leading pathname components (line %d)" , p_value, linenr);
                                patch->old_name = patch->new_name = patch->def_name;
                        }
+                       if (!patch->is_delete && !patch->new_name)
+                               die("git diff header lacks filename information "
+                                   "(line %d)", linenr);
                        patch->is_toplevel_relative = 1;
                        *hdrsize = git_hdr_len;
                        return offset;
@@ -2447,6 +2447,8 @@ static int apply_one_fragment(struct image *img, struct fragment *frag,
        char *old, *oldlines;
        struct strbuf newlines;
        int new_blank_lines_at_end = 0;
+       int found_new_blank_lines_at_end = 0;
+       int hunk_linenr = frag->linenr;
        unsigned long leading, trailing;
        int pos, applied_pos;
        struct image preimage;
@@ -2540,14 +2542,18 @@ static int apply_one_fragment(struct image *img, struct fragment *frag,
                                error("invalid start of line: '%c'", first);
                        return -1;
                }
-               if (added_blank_line)
+               if (added_blank_line) {
+                       if (!new_blank_lines_at_end)
+                               found_new_blank_lines_at_end = hunk_linenr;
                        new_blank_lines_at_end++;
+               }
                else if (is_blank_context)
                        ;
                else
                        new_blank_lines_at_end = 0;
                patch += len;
                size -= len;
+               hunk_linenr++;
        }
        if (inaccurate_eof &&
            old > oldlines && old[-1] == '\n' &&
@@ -2629,7 +2635,8 @@ static int apply_one_fragment(struct image *img, struct fragment *frag,
                    preimage.nr + applied_pos >= img->nr &&
                    (ws_rule & WS_BLANK_AT_EOF) &&
                    ws_error_action != nowarn_ws_error) {
-                       record_ws_error(WS_BLANK_AT_EOF, "+", 1, frag->linenr);
+                       record_ws_error(WS_BLANK_AT_EOF, "+", 1,
+                                       found_new_blank_lines_at_end);
                        if (ws_error_action == correct_ws_error) {
                                while (new_blank_lines_at_end--)
                                        remove_last_line(&postimage);