extlibs.rb: make symlink only if the target exists

ruby · May 23, 2020 · 0b2fc4c · 0b2fc4c
1 parent 3015a7a
commit 0b2fc4c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/tool/extlibs.rb b/tool/extlibs.rb
@@ -99,6 +99,7 @@ def do_link(file, src, dest)
     if (target = src).start_with?("/")
       target = File.join([".."] * file.count("/"), src)
     end
+    return unless File.exist?(File.expand_path(target, File.dirname(file)))
     File.unlink(file) rescue nil
     begin
       File.symlink(target, file)