From: Joel Rosdahl <joel@rosdahl.net>
Date: Sat, 19 Feb 2022 16:02:23 +0000 (+0100)
Subject: fix: Respect umask when making hard linked files read only
X-Git-Tag: v4.6~13
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d9f73aae6bd814c52b4c0babb8dae977eab4a985;p=thirdparty%2Fccache.git

fix: Respect umask when making hard linked files read only

Fixes #1007.
---

diff --git a/src/Util.cpp b/src/Util.cpp
index f9636dbc5..a3de8dcde 100644
--- a/src/Util.cpp
+++ b/src/Util.cpp
@@ -311,9 +311,11 @@ clone_hard_link_or_copy_file(const Context& ctx,
     LOG("Hard linking {} to {}", source, dest);
     try {
       Util::hard_link(source, dest);
-      if (chmod(dest.c_str(), 0444) != 0) {
+#ifndef _WIN32
+      if (chmod(dest.c_str(), 0444 & ~Util::get_umask()) != 0) {
         LOG("Failed to chmod: {}", strerror(errno));
       }
+#endif
       return;
     } catch (const core::Error& e) {
       LOG_RAW(e.what());