sequencer: introduce todo_list_write_to_file()

diff --git a/log-tree.c b/log-tree.c
index 7443e5fcc74b7964c478327c6557d53eb4f6b425..10680c139eeb530bc0e70e0c1713767b6ca5be21 100644 (file)
--- a/log-tree.c
+++ b/log-tree.c
@@ -15,6 +15,8 @@
 #include "sequencer.h"
 #include "line-log.h"
 #include "help.h"
+#include "interdiff.h"
+#include "range-diff.h"
 
 static struct decoration name_decoration = { "object names" };
 static int decoration_loaded;
@@ -472,7 +474,7 @@ static int which_parent(const struct object_id *oid, const struct commit *commit
        const struct commit_list *parent;
 
        for (nth = 0, parent = commit->parents; parent; parent = parent->next) {
-               if (!oidcmp(&parent->item->object.oid, oid))
+               if (oideq(&parent->item->object.oid, oid))
                        return nth;
                nth++;
        }
@@ -506,8 +508,8 @@ static int show_one_mergetag(struct commit *commit,
        if (parse_tag_buffer(the_repository, tag, extra->value, extra->len))
                strbuf_addstr(&verify_message, "malformed mergetag\n");
        else if (is_common_merge(commit) &&
-                !oidcmp(&tag->tagged->oid,
-                         &commit->parents->next->item->object.oid))
+                oideq(&tag->tagged->oid,
+                      &commit->parents->next->item->object.oid))
                strbuf_addf(&verify_message,
                            "merged tag '%s'\n", tag->tag);
        else if ((nth = which_parent(&tag->tagged->oid, commit)) < 0)
@@ -542,6 +544,16 @@ static int show_mergetag(struct rev_info *opt, struct commit *commit)
        return for_each_mergetag(show_one_mergetag, commit, opt);
 }
 
+static void next_commentary_block(struct rev_info *opt, struct strbuf *sb)
+{
+       const char *x = opt->shown_dashes ? "\n" : "---\n";
+       if (sb)
+               strbuf_addstr(sb, x);
+       else
+               fputs(x, opt->diffopt.file);
+       opt->shown_dashes = 1;
+}
+
 void show_log(struct rev_info *opt)
 {
        struct strbuf msgbuf = STRBUF_INIT;
@@ -699,10 +711,8 @@ void show_log(struct rev_info *opt)
 
        if ((ctx.fmt != CMIT_FMT_USERFORMAT) &&
            ctx.notes_message && *ctx.notes_message) {
-               if (cmit_fmt_is_mail(ctx.fmt)) {
-                       strbuf_addstr(&msgbuf, "---\n");
-                       opt->shown_dashes = 1;
-               }
+               if (cmit_fmt_is_mail(ctx.fmt))
+                       next_commentary_block(opt, &msgbuf);
                strbuf_addstr(&msgbuf, ctx.notes_message);
        }
 
@@ -729,6 +739,42 @@ void show_log(struct rev_info *opt)
 
        strbuf_release(&msgbuf);
        free(ctx.notes_message);
+
+       if (cmit_fmt_is_mail(ctx.fmt) && opt->idiff_oid1) {
+               struct diff_queue_struct dq;
+
+               memcpy(&dq, &diff_queued_diff, sizeof(diff_queued_diff));
+               DIFF_QUEUE_CLEAR(&diff_queued_diff);
+
+               next_commentary_block(opt, NULL);
+               fprintf_ln(opt->diffopt.file, "%s", opt->idiff_title);
+               show_interdiff(opt, 2);
+
+               memcpy(&diff_queued_diff, &dq, sizeof(diff_queued_diff));
+       }
+
+       if (cmit_fmt_is_mail(ctx.fmt) && opt->rdiff1) {
+               struct diff_queue_struct dq;
+               struct diff_options opts;
+
+               memcpy(&dq, &diff_queued_diff, sizeof(diff_queued_diff));
+               DIFF_QUEUE_CLEAR(&diff_queued_diff);
+
+               next_commentary_block(opt, NULL);
+               fprintf_ln(opt->diffopt.file, "%s", opt->rdiff_title);
+               /*
+                * Pass minimum required diff-options to range-diff; others
+                * can be added later if deemed desirable.
+                */
+               diff_setup(&opts);
+               opts.file = opt->diffopt.file;
+               opts.use_color = opt->diffopt.use_color;
+               diff_setup_done(&opts);
+               show_range_diff(opt->rdiff1, opt->rdiff2,
+                               opt->creation_factor, 1, &opts);
+
+               memcpy(&diff_queued_diff, &dq, sizeof(diff_queued_diff));
+       }
 }
 
 int log_tree_diff_flush(struct rev_info *opt)
@@ -766,9 +812,10 @@ int log_tree_diff_flush(struct rev_info *opt)
 
                        /*
                         * We may have shown three-dashes line early
-                        * between notes and the log message, in which
-                        * case we only want a blank line after the
-                        * notes without (an extra) three-dashes line.
+                        * between generated commentary (notes, etc.)
+                        * and the log message, in which case we only
+                        * want a blank line after the commentary
+                        * without (an extra) three-dashes line.
                         * Otherwise, we show the three-dashes line if
                         * we are showing the patch with diffstat, but
                         * in that case, there is no extra blank line