2.5-18.1

1 files changed, 25 insertions, 4 deletions

diff --git a/dlfcn/dlinfo.c b/dlfcn/dlinfo.c
index 44af55a303..20aa9504fb 100644
--- a/dlfcn/dlinfo.c
+++ b/dlfcn/dlinfo.c
@@ -1,5 +1,5 @@
 /* dlinfo -- Get information from the dynamic linker.
-   Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -32,6 +32,10 @@ dlinfo (void *handle, int request, void *arg)
 
 #else
 
+# ifdef USE_TLS
+#  include <dl-tls.h>
+# endif
+
 struct dlinfo_args
 {
   ElfW(Addr) caller;
@@ -54,9 +58,8 @@ dlinfo_doit (void *argsblock)
       /* Find the highest-addressed object that CALLER is not below.  */
       for (nsid = 0; nsid < DL_NNS; ++nsid)
 	for (l = GL(dl_ns)[nsid]._ns_loaded; l != NULL; l = l->l_next)
-	  if (caller >= l->l_map_start && caller < l->l_map_end)
-	    /* There must be exactly one DSO for the range of the virtual
-	       memory.  Otherwise something is really broken.  */
+	  if (caller >= l->l_map_start && caller < l->l_map_end
+	      && (l->l_contiguous || _dl_addr_inside_object (l, caller)))
 	    break;
 
       if (l == NULL)
@@ -90,6 +93,24 @@ RTLD_SELF used in code not dynamically loaded"));
     case RTLD_DI_ORIGIN:
       strcpy (args->arg, l->l_origin);
       break;
+
+    case RTLD_DI_TLS_MODID:
+      *(size_t *) args->arg = 0;
+#ifdef USE_TLS
+      *(size_t *) args->arg = l->l_tls_modid;
+#endif
+      break;
+
+    case RTLD_DI_TLS_DATA:
+      {
+	void *data = NULL;
+#ifdef USE_TLS
+	if (l->l_tls_modid != 0)
+	  data = _dl_tls_get_addr_soft (l);
+#endif
+	*(void **) args->arg = data;
+	break;
+      }
     }
 }