[coqc] Use standard binary location routine from lib

Instead of rolling our own, we use the standard one that works well
when binaries are symlinked.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/system.ml b/lib/system.ml
index 902a4f2506..eec007dcab 100644
--- a/lib/system.ml
+++ b/lib/system.ml
@@ -302,10 +302,10 @@ let with_time ~batch f x =
     raise e
 
 (* We use argv.[0] as we don't want to resolve symlinks *)
-let get_toplevel_path top =
+let get_toplevel_path ?(byte=not Dynlink.is_native) top =
   let open Filename in
   let dir = if String.equal (basename Sys.argv.(0)) Sys.argv.(0)
             then "" else dirname Sys.argv.(0) ^ dir_sep in
   let exe = if Sys.(os_type = "Win32" || os_type = "Cygwin") then ".exe" else "" in
-  let eff = if Dynlink.is_native then ".opt" else ".byte" in
+  let eff = if byte then ".byte" else ".opt" in
   dir ^ top ^ eff ^ exe