From a3c6ee7d9525b24b4a71c83fba891ae0669459e1 Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Tue, 16 Dec 2025 16:07:31 +0300
Subject: [PATCH] Do not always OOD .do with default.do

---
 doc/news.texi     |  7 +++++++
 ood.go            |  4 ++++
 t/goredo-do-ood.t | 12 ++++++++++++
 usage.go          |  2 +-
 4 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100755 t/goredo-do-ood.t

diff --git a/doc/news.texi b/doc/news.texi
index f01a56a..49cc825 100644
--- a/doc/news.texi
+++ b/doc/news.texi
@@ -2,6 +2,13 @@
 @cindex news
 @unnumbered News
 
+@anchor{Release 2_8_0}
+@section Release 2.8.0
+@itemize
+@item
+    Fix always-OOD @file{.do}-targets with nearby @file{default.do}.
+@end itemize
+
 @anchor{Release 2_7_0}
 @section Release 2.7.0
 @itemize
diff --git a/ood.go b/ood.go
index 110a105..b1eaadc 100644
--- a/ood.go
+++ b/ood.go
@@ -25,6 +25,7 @@ import (
 	"io/fs"
 	"log"
 	"os"
+	"path"
 	"strings"
 
 	"golang.org/x/sys/unix"
@@ -103,6 +104,9 @@ func isOOD(tgt *Tgt, level int, seen map[string]*Tgt) (bool, error) {
 				if isSrc(tgt) {
 					ood = false
 					tracef(CDebug, "ood: %s%s -> is source", indent, tgt)
+				} else if path.Ext(tgt.a) == ".do" {
+					ood = false
+					tracef(CDebug, "ood: %s%s -> is .do", indent, tgt)
 				} else {
 					ood = true
 					tracef(CDebug, "ood: %s%s -> no dep: %s", indent, tgt, tgt.dep)
diff --git a/t/goredo-do-ood.t b/t/goredo-do-ood.t
new file mode 100755
index 0000000..81995bd
--- /dev/null
+++ b/t/goredo-do-ood.t
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+test_description="Check OOD of .do target"
+. $SHARNESS_TEST_SRCDIR/sharness.sh
+export REDO_TOP_DIR="`pwd`" REDO_NO_PROGRESS=1
+
+echo echo foo >foo.do
+echo echo default >default.do
+redo foo
+test_expect_success "!ood" '[ -z "$(redo-ood foo)" ]'
+
+test_done
diff --git a/usage.go b/usage.go
index fac6ee5..5088201 100644
--- a/usage.go
+++ b/usage.go
@@ -22,7 +22,7 @@ import (
 )
 
 const (
-	Version  = "2.7.0"
+	Version  = "2.8.0"
 	Warranty = `Copyright (C) 2020-2026 Sergey Matveev
 
 This program is free software: you can redistribute it and/or modify
-- 
2.52.0