ui-shared: pass separator in to cgit_print_snapshot_links()

cgit_print_snapshot_links() is almost identical to
print_tag_downloads(), so let's extract the difference to a parameter in
preparation for removing print_tag_downloads() in the next commit.

Signed-off-by: John Keeping <john@keeping.me.uk>
Reviewed-by: Christian Hesse <mail@eworm.de>

ui-commit.c

@@ -110,7 +110,7 @@ void cgit_print_commit(char *hex, const char *prefix)
 	}
 	if (ctx.repo->snapshots) {
 		html("<tr><th>download</th><td colspan='2' class='sha1'>");
-		cgit_print_snapshot_links(ctx.repo, hex);
+		cgit_print_snapshot_links(ctx.repo, hex, "<br/>");
 		html("</td></tr>");
 	}
 	html("</table>\n");

ui-shared.c

@@ -1111,7 +1111,8 @@ void cgit_compose_snapshot_prefix(struct strbuf *filename, const char *base,
 	strbuf_addf(filename, "%s-%s", base, ref);
 }
 
-void cgit_print_snapshot_links(const struct cgit_repo *repo, const char *ref)
+void cgit_print_snapshot_links(const struct cgit_repo *repo, const char *ref,
+			       const char *separator)
 {
 	const struct cgit_snapshot_format* f;
 	struct strbuf filename = STRBUF_INIT;
@@ -1132,7 +1133,7 @@ void cgit_print_snapshot_links(const struct cgit_repo *repo, const char *ref)
 		strbuf_addstr(&filename, f->suffix);
 		cgit_snapshot_link(filename.buf, NULL, NULL, NULL, NULL,
 				   filename.buf);
-		html("<br/>");
+		html(separator);
 	}
 	strbuf_release(&filename);
 }

ui-shared.h

@@ -77,7 +77,7 @@ extern void cgit_print_filemode(unsigned short mode);
 extern void cgit_compose_snapshot_prefix(struct strbuf *filename,
 					 const char *base, const char *ref);
 extern void cgit_print_snapshot_links(const struct cgit_repo *repo,
-				      const char *ref);
+				      const char *ref, const char *separator);
 extern const char *cgit_snapshot_prefix(const struct cgit_repo *repo);
 extern void cgit_add_hidden_formfields(int incl_head, int incl_search,
 				       const char *page);

ui-tag.c

@@ -34,7 +34,7 @@ static void print_tag_content(char *buf)
 static void print_download_links(char *revname)
 {
 	html("<tr><th>download</th><td class='sha1'>");
-	cgit_print_snapshot_links(ctx.repo, revname);
+	cgit_print_snapshot_links(ctx.repo, revname, "<br/>");
 	html("</td></tr>");
 }