Hi all,

After converting Ubuntu natty to use multiarch paths, I've gotten reports
that only the multiarch directories are included in ldconfig's cache.  The
reason for this is that ldconfig has a different view of the system paths
than ld.so itself does.

The attached patch remedies this by bringing ldconfig's view into line with
that of ld.so.

-- 
Steve Langasek                   Give me a lever long enough and a Free OS
Debian Developer                   to set it on, and I can move the world.
Ubuntu Developer                                    http://www.debian.org/
[email protected]                                     [email protected]
Description: make ldconfig use the built-in system paths
 Make ldconfig use the same view of built-in system paths that ld.so does,
 instead of just using SLIBDIR and LIBDIR; this corrects a failure of
 ldconfig to cache libraries in non-multiarch directories when building for
 multiarch, even though they're on the system path.
Author: Steve Langasek <[email protected]>
Bug-Ubuntu: https://bugs.launchpad.net/bugs/736932

Index: trunk/elf/ldconfig.c
===================================================================
--- trunk.orig/elf/ldconfig.c
+++ trunk/elf/ldconfig.c
@@ -59,6 +59,17 @@
 
 #define PACKAGE _libc_intl_domainname
 
+/* Get the generated information about the trusted/standard directories.  */
+#include "trusted-dirs.h"
+
+static const char system_dirs[] = SYSTEM_DIRS;
+static const size_t system_dirs_len[] =
+{
+  SYSTEM_DIRS_LEN
+};
+#define nsystem_dirs_len \
+  (sizeof (system_dirs_len) / sizeof (system_dirs_len[0]))
+
 static const struct
 {
   const char *name;
@@ -1353,12 +1364,19 @@
 
   if (!opt_only_cline)
     {
+      const char *strp = system_dirs;
+      size_t idx = 0;
+
       parse_conf (config_file, true);
 
       /* Always add the standard search paths.  */
-      add_system_dir (SLIBDIR);
-      if (strcmp (SLIBDIR, LIBDIR))
-	add_system_dir (LIBDIR);
+      do
+        {
+          add_system_dir (strp);
+          strp += system_dirs_len[idx] + 1;
+          idx++;
+        }
+      while (idx < nsystem_dirs_len);
     }
 
   const char *aux_cache_file = _PATH_LDCONFIG_AUX_CACHE;

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