git-verify-tag: make sure we remove temporary file.

[git.git] / combine-diff.c

diff --git a/combine-diff.c b/combine-diff.c
index 01a8437f5c837f30eb463d19b98774d56f182283..29d0c9cf953fdc13bd44bef451d242c762e1c611 100644 (file)
--- a/combine-diff.c
+++ b/combine-diff.c
@@ -491,7 +491,11 @@ static void show_parent_lno(struct sline *sline, unsigned long l0, unsigned long
 
 static int hunk_comment_line(const char *bol)
 {
-       int ch = *bol & 0xff;
+       int ch;
+
+       if (!bol)
+               return 0;
+       ch = *bol & 0xff;
        return (isalpha(ch) || ch == '_' || ch == '$');
 }
 
@@ -737,7 +741,7 @@ static void show_patch_diff(struct combine_diff_path *elem, int num_parent,
                int added = 0;
                int deleted = 0;
 
-               if (rev->loginfo)
+               if (rev->loginfo && !rev->no_commit_id)
                        show_log(rev, opt->msg_sep);
                dump_quoted_path(dense ? "diff --cc " : "diff --combined ",
                                 elem->path, c_meta, c_reset);
@@ -815,7 +819,7 @@ static void show_raw_diff(struct combine_diff_path *p, int num_parent, struct re
        if (!line_termination)
                inter_name_termination = 0;
 
-       if (rev->loginfo)
+       if (rev->loginfo && !rev->no_commit_id)
                show_log(rev, opt->msg_sep);
 
        if (opt->output_format & DIFF_FORMAT_RAW) {
@@ -887,15 +891,17 @@ void diff_tree_combined(const unsigned char *sha1,
        diffopts.output_format = DIFF_FORMAT_NO_OUTPUT;
        diffopts.recursive = 1;
 
-       show_log_first = !!rev->loginfo;
+       show_log_first = !!rev->loginfo && !rev->no_commit_id;
        needsep = 0;
        /* find set of paths that everybody touches */
        for (i = 0; i < num_parent; i++) {
                /* show stat against the first parent even
                 * when doing combined diff.
                 */
-               if (i == 0 && opt->output_format & DIFF_FORMAT_DIFFSTAT)
-                       diffopts.output_format = DIFF_FORMAT_DIFFSTAT;
+               int stat_opt = (opt->output_format &
+                               (DIFF_FORMAT_NUMSTAT|DIFF_FORMAT_DIFFSTAT));
+               if (i == 0 && stat_opt)
+                       diffopts.output_format = stat_opt;
                else
                        diffopts.output_format = DIFF_FORMAT_NO_OUTPUT;
                diff_tree_sha1(parent[i], sha1, "", &diffopts);
@@ -925,7 +931,8 @@ void diff_tree_combined(const unsigned char *sha1,
                        }
                        needsep = 1;
                }
-               else if (opt->output_format & DIFF_FORMAT_DIFFSTAT)
+               else if (opt->output_format &
+                        (DIFF_FORMAT_NUMSTAT|DIFF_FORMAT_DIFFSTAT))
                        needsep = 1;
                if (opt->output_format & DIFF_FORMAT_PATCH) {
                        if (needsep)