From: Natanael Copa <ncopa@alpinelinux.org>
Date: Wed, 15 Jan 2025 14:59:17 +0000 (+0100)
Subject: Fix build on ancient glibc without openat(AT_FDCWD
X-Git-Tag: v3.4.1~3
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=68e9add76a7b354354220f0b3fbf5c8d8da99230;p=thirdparty%2Frsync.git

Fix build on ancient glibc without openat(AT_FDCWD

Fixes: https://github.com/RsyncProject/rsync/issues/701
---

diff --git a/syscall.c b/syscall.c
index 8cea2900..34a9bba0 100644
--- a/syscall.c
+++ b/syscall.c
@@ -734,7 +734,7 @@ int secure_relative_open(const char *basedir, const char *relpath, int flags, mo
 		return -1;
 	}
 
-#if !defined(O_NOFOLLOW) || !defined(O_DIRECTORY)
+#if !defined(O_NOFOLLOW) || !defined(O_DIRECTORY) || !defined(AT_FDCWD)
 	// really old system, all we can do is live with the risks
 	if (!basedir) {
 		return open(relpath, flags, mode);