Reserve paths starting "." for package metadata

Reserve pathnames starting "." (i.e. dotfiles in the root directory) for
package metadata, so don't extract them.

There are no current uses of these pathnames

diff --git a/install.cc b/install.cc
index f54acdc1856deb04999d097a7435c71a9090c5ec..8aad3a5ee9a48bb4d2bf44a8b8f6607f24059e15 100644 (file)
--- a/install.cc
+++ b/install.cc
@@ -471,6 +471,15 @@ Installer::installOne (packagemeta &pkgm, const packageversion &ver,
   while ((fn = tarstream->next_file_name ()).size ())
     {
       std::string canonicalfn = prefixPath + fn;
+
+      // pathnames starting "." (i.e. dotfiles in the root directory) are
+      // reserved for package metadata.  Don't extract them.
+      if (fn[0] == '.')
+        {
+          tarstream->skip_file ();
+          continue;
+        }
+
       Progress.SetText3 (canonicalfn.c_str ());
       Log (LOG_BABBLE) << "Installing file " << prefixURL << prefixPath
           << fn << endLog;