Git.pm: fix example in command_close_bidi_pipe documentation
[gitweb.git] / log-tree.c
index e7e08f42ebc5b19c1c6e315d96a121940544caa6..5dc45c4812bdfd0d7a6b71d529eaa37df8178186 100644 (file)
@@ -299,26 +299,34 @@ static unsigned int digits_in_number(unsigned int number)
        return result;
 }
 
-void get_patch_filename(struct commit *commit, const char *subject, int nr,
-                       const char *suffix, struct strbuf *buf)
+void fmt_output_subject(struct strbuf *filename,
+                       const char *subject,
+                       struct rev_info *info)
 {
-       int suffix_len = strlen(suffix) + 1;
-       int start_len = buf->len;
-
-       strbuf_addf(buf, commit || subject ? "%04d-" : "%d", nr);
-       if (commit || subject) {
-               int max_len = start_len + FORMAT_PATCH_NAME_MAX - suffix_len;
-               struct pretty_print_context ctx = {0};
-
-               if (subject)
-                       strbuf_addstr(buf, subject);
-               else if (commit)
-                       format_commit_message(commit, "%f", buf, &ctx);
-
-               if (max_len < buf->len)
-                       strbuf_setlen(buf, max_len);
-               strbuf_addstr(buf, suffix);
-       }
+       const char *suffix = info->patch_suffix;
+       int nr = info->nr;
+       int start_len = filename->len;
+       int max_len = start_len + FORMAT_PATCH_NAME_MAX - (strlen(suffix) + 1);
+
+       if (0 < info->reroll_count)
+               strbuf_addf(filename, "v%d-", info->reroll_count);
+       strbuf_addf(filename, "%04d-%s", nr, subject);
+
+       if (max_len < filename->len)
+               strbuf_setlen(filename, max_len);
+       strbuf_addstr(filename, suffix);
+}
+
+void fmt_output_commit(struct strbuf *filename,
+                      struct commit *commit,
+                      struct rev_info *info)
+{
+       struct pretty_print_context ctx = {0};
+       struct strbuf subject = STRBUF_INIT;
+
+       format_commit_message(commit, "%f", &subject, &ctx);
+       fmt_output_subject(filename, subject.buf, info);
+       strbuf_release(&subject);
 }
 
 void log_write_email_headers(struct rev_info *opt, struct commit *commit,
@@ -387,8 +395,10 @@ void log_write_email_headers(struct rev_info *opt, struct commit *commit,
                         mime_boundary_leader, opt->mime_boundary);
                extra_headers = subject_buffer;
 
-               get_patch_filename(opt->numbered_files ? NULL : commit, NULL,
-                                  opt->nr, opt->patch_suffix, &filename);
+               if (opt->numbered_files)
+                       strbuf_addf(&filename, "%d", opt->nr);
+               else
+                       fmt_output_commit(&filename, commit, opt);
                snprintf(buffer, sizeof(buffer) - 1,
                         "\n--%s%s\n"
                         "Content-Type: text/x-patch;"
@@ -671,13 +681,22 @@ void show_log(struct rev_info *opt)
        ctx.preserve_subject = opt->preserve_subject;
        ctx.reflog_info = opt->reflog_info;
        ctx.fmt = opt->commit_format;
+       ctx.mailmap = opt->mailmap;
+       ctx.color = opt->diffopt.use_color;
        pretty_print_commit(&ctx, commit, &msgbuf);
-       if ((ctx.fmt != CMIT_FMT_USERFORMAT) &&
-           ctx.notes_message && *ctx.notes_message)
-               strbuf_addstr(&msgbuf, ctx.notes_message);
 
        if (opt->add_signoff)
                append_signoff(&msgbuf, opt->add_signoff);
+
+       if ((ctx.fmt != CMIT_FMT_USERFORMAT) &&
+           ctx.notes_message && *ctx.notes_message) {
+               if (ctx.fmt == CMIT_FMT_EMAIL) {
+                       strbuf_addstr(&msgbuf, "---\n");
+                       opt->shown_dashes = 1;
+               }
+               strbuf_addstr(&msgbuf, ctx.notes_message);
+       }
+
        if (opt->show_log_size) {
                printf("log size %i\n", (int)msgbuf.len);
                graph_show_oneline(opt->graph);
@@ -708,6 +727,7 @@ void show_log(struct rev_info *opt)
 
 int log_tree_diff_flush(struct rev_info *opt)
 {
+       opt->shown_dashes = 0;
        diffcore_std(&opt->diffopt);
 
        if (diff_queue_is_empty()) {
@@ -719,15 +739,16 @@ int log_tree_diff_flush(struct rev_info *opt)
        }
 
        if (opt->loginfo && !opt->no_commit_id) {
-               /* When showing a verbose header (i.e. log message),
-                * and not in --pretty=oneline format, we would want
-                * an extra newline between the end of log and the
-                * output for readability.
-                */
                show_log(opt);
                if ((opt->diffopt.output_format & ~DIFF_FORMAT_NO_OUTPUT) &&
                    opt->verbose_header &&
                    opt->commit_format != CMIT_FMT_ONELINE) {
+                       /*
+                        * When showing a verbose header (i.e. log message),
+                        * and not in --pretty=oneline format, we would want
+                        * an extra newline between the end of log and the
+                        * diff/diffstat output for readability.
+                        */
                        int pch = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_PATCH;
                        if (opt->diffopt.output_prefix) {
                                struct strbuf *msg = NULL;
@@ -735,9 +756,20 @@ int log_tree_diff_flush(struct rev_info *opt)
                                        opt->diffopt.output_prefix_data);
                                fwrite(msg->buf, msg->len, 1, stdout);
                        }
-                       if ((pch & opt->diffopt.output_format) == pch) {
+
+                       /*
+                        * 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.
+                        * 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
+                        * after the three-dashes line.
+                        */
+                       if (!opt->shown_dashes &&
+                           (pch & opt->diffopt.output_format) == pch)
                                printf("---");
-                       }
                        putchar('\n');
                }
        }