3 files changed, 9 insertions, 7 deletions
diff --git a/core/args.lua b/core/args.lua
index 6fd18841..cc34e837 100644
--- a/core/args.lua
+++ b/core/args.lua
@@ -57,7 +57,7 @@ function M.process(arg)
       f(table.unpack(args))
       i = i + n
     else
-      io.open_file(lfs.abspath(arg[i]))
+      io.open_file(lfs.abspath(arg[i], arg[-1]))
       no_args = false
     end
     i = i + 1
diff --git a/core/file_io.lua b/core/file_io.lua
index 264de408..6b860e3b 100644
--- a/core/file_io.lua
+++ b/core/file_io.lua
@@ -114,7 +114,7 @@ function io.open_file(filenames)
   }
   if not filenames then return end
   for i = 1, #filenames do
-    local filename = lfs.abspath(filenames[i]:gsub('^file://', ''))
+    local filename = lfs.abspath((filenames[i]:gsub('^file://', '')))
     for i, buffer in ipairs(_BUFFERS) do
       if filename == buffer.filename then view:goto_buffer(i) goto continue end
     end
diff --git a/core/lfs_ext.lua b/core/lfs_ext.lua
index 7fe04b89..3b857477 100644
--- a/core/lfs_ext.lua
+++ b/core/lfs_ext.lua
@@ -96,14 +96,16 @@ end
 
 ---
 -- Returns the absolute path to string *filename*.
--- `lfs.currentdir()` is prepended to a relative filename. The returned path is
--- not guaranteed to exist.
+-- *prefix* or `lfs.currentdir()` is prepended to a relative filename. The
+-- returned path is not guaranteed to exist.
 -- @param filename The relative or absolute path to a file.
 -- @return string absolute path
-function lfs.abspath(filename)
-  if filename:find(not WIN32 and '^/' or '^%a:[/\\]') then return filename end
+function lfs.abspath(filename, prefix)
   if WIN32 then filename = filename:gsub('/', '\\') end
-  filename = lfs.currentdir()..(not WIN32 and '/' or '\\')..filename
+  if not filename:find(not WIN32 and '^/' or '^%a:[/\\]') then
+    prefix = prefix or lfs.currentdir()
+    filename = prefix..(not WIN32 and '/' or '\\')..filename
+  end
   filename = filename:gsub('%f[^/\\]%.[/\\]', '') -- clean up './'
   while filename:find('[^/\\]+[/\\]%.%.[/\\]') do
     filename = filename:gsub('[^/\\]+[/\\]%.%.[/\\]', '') -- clean up '../'