From 6dfc0207ebeb639e47ba7387a9123ed622904cf7 Mon Sep 17 00:00:00 2001
From: Florian Weimer <fweimer@redhat.com>
Date: Thu, 3 Jun 2021 08:26:04 +0200
Subject: dlfcn: Move dlinfo into libc

The symbol was moved using scripts/move-symbol-to-libc.py.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
---
 dlfcn/dlinfo.c | 45 +++++++++++++++++++++++++--------------------
 1 file changed, 25 insertions(+), 20 deletions(-)

(limited to 'dlfcn/dlinfo.c')

diff --git a/dlfcn/dlinfo.c b/dlfcn/dlinfo.c
index 9fb2a1405c..15fcbc5dc1 100644
--- a/dlfcn/dlinfo.c
+++ b/dlfcn/dlinfo.c
@@ -20,18 +20,8 @@
 #include <link.h>
 #include <ldsodefs.h>
 #include <libintl.h>
-
-#if !defined SHARED && IS_IN (libdl)
-
-int
-dlinfo (void *handle, int request, void *arg)
-{
-  return __dlinfo (handle, request, arg);
-}
-
-#else
-
-# include <dl-tls.h>
+#include <dl-tls.h>
+#include <shlib-compat.h>
 
 struct dlinfo_args
 {
@@ -88,18 +78,33 @@ dlinfo_doit (void *argsblock)
     }
 }
 
+static int
+dlinfo_implementation (void *handle, int request, void *arg)
+{
+  struct dlinfo_args args = { handle, request, arg };
+  return _dlerror_run (&dlinfo_doit, &args) ? -1 : 0;
+}
+
+#ifdef SHARED
 int
-__dlinfo (void *handle, int request, void *arg)
+___dlinfo (void *handle, int request, void *arg)
 {
-# ifdef SHARED
   if (!rtld_active ())
     return _dlfcn_hook->dlinfo (handle, request, arg);
-# endif
-
-  struct dlinfo_args args = { handle, request, arg };
-  return _dlerror_run (&dlinfo_doit, &args) ? -1 : 0;
+  else
+    return dlinfo_implementation (handle, request, arg);
 }
-# ifdef SHARED
-strong_alias (__dlinfo, dlinfo)
+versioned_symbol (libc, ___dlinfo, dlinfo, GLIBC_2_34);
+
+# if OTHER_SHLIB_COMPAT (libdl, GLIBC_2_3_3, GLIBC_2_34)
+compat_symbol (libc, ___dlinfo, dlinfo, GLIBC_2_3_3);
 # endif
+#else /* !SHARED */
+/* Also used with _dlfcn_hook.  */
+int
+__dlinfo (void *handle, int request, void *arg)
+{
+  return dlinfo_implementation (handle, request, arg);
+}
+weak_alias (__dlinfo, dlinfo)
 #endif
-- 
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