GNU C Library master sources branch master updated. glibc-2.18-471-g2a939a7

[neleai at sourceware dot org]

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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=2a939a7e6d81f109d49306bc2e10b4ac9ceed8f9

commit 2a939a7e6d81f109d49306bc2e10b4ac9ceed8f9
Author: OndÅ?ej Bílka <neleai@seznam.cz>
Date:   Mon Dec 2 14:53:14 2013 +0100

    Return fixed version of  breaking of RPATH when $ORIGIN contains colons

diff --git a/elf/dl-load.c b/elf/dl-load.c
index 6a73f27..d3e1cf8 100644
--- a/elf/dl-load.c
+++ b/elf/dl-load.c
@@ -481,14 +481,19 @@ static size_t max_dirnamelen;
 
 static struct r_search_path_elem **
 fillin_rpath (char *rpath, struct r_search_path_elem **result, const char *sep,
-	      int check_trusted, const char *what, const char *where)
+	      int check_trusted, const char *what, const char *where,
+	      struct link_map *l)
 {
   char *cp;
   size_t nelems = 0;
+  char *to_free;
 
   while ((cp = __strsep (&rpath, sep)) != NULL)
     {
       struct r_search_path_elem *dirp;
+
+      to_free = cp = expand_dynamic_string_token (l, cp, 1);
+
       size_t len = strlen (cp);
 
       /* `strsep' can pass an empty string.  This has to be
@@ -509,7 +514,10 @@ fillin_rpath (char *rpath, struct r_search_path_elem **result, const char *sep,
 
       /* Make sure we don't use untrusted directories if we run SUID.  */
       if (__builtin_expect (check_trusted, 0) && !is_trusted_path (cp, len))
-	continue;
+	{
+	  free (to_free);
+	  continue;
+	}
 
       /* See if this directory is already known.  */
       for (dirp = GL(dl_all_dirs); dirp != NULL; dirp = dirp->next)
@@ -570,6 +578,7 @@ fillin_rpath (char *rpath, struct r_search_path_elem **result, const char *sep,
 	  /* Put it in the result array.  */
 	  result[nelems++] = dirp;
 	}
+      free (to_free);
     }
 
   /* Terminate the array.  */
@@ -625,9 +634,8 @@ decompose_rpath (struct r_search_path_struct *sps,
       while (*inhp != '\0');
     }
 
-  /* Make a writable copy.  At the same time expand possible dynamic
-     string tokens.  */
-  copy = expand_dynamic_string_token (l, rpath, 1);
+  /* Make a writable copy.  */
+  copy = local_strdup (rpath);
   if (copy == NULL)
     {
       errstring = N_("cannot create RUNPATH/RPATH copy");
@@ -660,7 +668,7 @@ decompose_rpath (struct r_search_path_struct *sps,
       _dl_signal_error (ENOMEM, NULL, NULL, errstring);
     }
 
-  fillin_rpath (copy, result, ":", 0, what, where);
+  fillin_rpath (copy, result, ":", 0, what, where, l);
 
   /* Free the copied RPATH string.  `fillin_rpath' make own copies if
      necessary.  */
@@ -708,9 +716,7 @@ _dl_init_paths (const char *llp)
   const char *strp;
   struct r_search_path_elem *pelem, **aelem;
   size_t round_size;
-#ifdef SHARED
-  struct link_map *l;
-#endif
+  struct link_map __attribute__ ((unused)) *l = NULL;
   /* Initialize to please the compiler.  */
   const char *errstring = NULL;
 
@@ -865,7 +871,7 @@ _dl_init_paths (const char *llp)
 
       (void) fillin_rpath (llp_tmp, env_path_list.dirs, ":;",
 			   INTUSE(__libc_enable_secure), "LD_LIBRARY_PATH",
-			   NULL);
+			   NULL, l);
 
       if (env_path_list.dirs[0] == NULL)
 	{

-----------------------------------------------------------------------

Summary of changes:
 elf/dl-load.c |   26 ++++++++++++++++----------
 1 files changed, 16 insertions(+), 10 deletions(-)


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