feature/native-comp 592ffd3: Improve diagnostics of loading *.eln files

[Eli Zaretskii]

branch: feature/native-comp
commit 592ffd35b0de48f098fcf070d0a29bb3406e4bf9
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    Improve diagnostics of loading *.eln files
    
    * src/pdumper.c (dump_do_dump_relocation): Improve diagnostics
    when loading preloaded *.eln files fails.  (Bug#46790)
---
 src/pdumper.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/pdumper.c b/src/pdumper.c
index ed763a5..dfc7388 100644
--- a/src/pdumper.c
+++ b/src/pdumper.c
@@ -5335,7 +5335,11 @@ dump_do_dump_relocation (const uintptr_t dump_base,
        comp_u->file = eln_fname;
        comp_u->handle = dynlib_open (SSDATA (eln_fname));
        if (!comp_u->handle)
-         error ("%s", dynlib_error ());
+         {
+           fprintf (stderr, "Error using execdir %s:\n",
+                    emacs_execdir);
+           error ("%s", dynlib_error ());
+         }
        load_comp_unit (comp_u, true, false);
        break;
       }