From ffdf07d4257ce32d71d7e3f335ff43b198a80ee6 Mon Sep 17 00:00:00 2001
From: xuhy <huayong.xu@samsung.com>
Date: Mon, 24 Jun 2024 09:23:08 +0800
Subject: Remove dpatch dependency.

dpatch package is not available on ubuntu 24.04.

Change-Id: I604ee04561203fa7b2b69f6f7621a47524d2a553
---
 debian/control   | 2 +-
 init_buildsystem | 6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/debian/control b/debian/control
index 831940b..ec1ba0b 100644
--- a/debian/control
+++ b/debian/control
@@ -2,7 +2,7 @@ Source: build
 Section: devel
 Priority: optional
 Maintainer: Adrian Schroeter <adrian@suse.de>
-Build-Depends: debhelper (>= 4), dpatch, cdbs,libc6,
+Build-Depends: debhelper (>= 4), cdbs, libc6
 Standards-Version: 3.7.2
 
 Package: build
diff --git a/init_buildsystem b/init_buildsystem
index 3e4a892..aa3a072 100755
--- a/init_buildsystem
+++ b/init_buildsystem
@@ -462,7 +462,11 @@ downloadpkg() {
 	;;
     esac
     # if there is such package, didn't mv.
-    mv -n "$destfile" "$SRC" || cleanup_and_exit 1
+    if [ ! -f "$SRC" ]; then
+        # avoid race condition in multi-thread cases,
+	# and skip errors if $SRC exists, because nothing is moved in this case.
+        ln -PT "$destfile" "$SRC" && rm "$destfile" || true || cleanup_and_exit 1
+    fi
     rm -rf $destdir
 }
 
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