From b4343d58f110e3c3f07544b9fb8c9509a9610a0e Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf@nereid.pl>
Date: Sun, 1 May 2022 12:21:51 +0200
Subject: [PATCH] Pass filename to elf_open_debugfile_by_buildid.

This is not needed for anything at this moment, but it will become quite useful
soon.
---
 libbacktrace/elf.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libbacktrace/elf.cpp b/libbacktrace/elf.cpp
index 8e6d75f3..bb59b9b8 100644
--- a/libbacktrace/elf.cpp
+++ b/libbacktrace/elf.cpp
@@ -874,6 +874,7 @@ elf_readlink (struct backtrace_state *state, const char *filename,
 static int
 elf_open_debugfile_by_buildid (struct backtrace_state *state,
 			       const char *buildid_data, size_t buildid_size,
+             const char *filename,
 			       backtrace_error_callback error_callback,
 			       void *data)
 {
@@ -4443,7 +4444,7 @@ elf_add (struct backtrace_state *state, const char *filename, int descriptor,
       int d;
 
       d = elf_open_debugfile_by_buildid (state, buildid_data, buildid_size,
-					 error_callback, data);
+					 filename, error_callback, data);
       if (d >= 0)
 	{
 	  int ret;