commit 2a939a7e6d81f109d49306bc2e10b4ac9ceed8f9
Author: Ondřej Bílka <neleai@seznam.cz>
Date: Mon Dec 2 14:53:14 2013 +0100
Return fixed version of breaking of RPATH when $ORIGIN contains colons
Index: glibc-2.17-c758a686/elf/dl-load.c
===================================================================
--- glibc-2.17-c758a686.orig/elf/dl-load.c
+++ glibc-2.17-c758a686/elf/dl-load.c
@@ -487,14 +487,19 @@ 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
@@ -515,7 +520,10 @@ fillin_rpath (char *rpath, struct r_sear
/* 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)
@@ -576,6 +584,7 @@ fillin_rpath (char *rpath, struct r_sear
/* Put it in the result array. */
result[nelems++] = dirp;
}
+ free (to_free);
}
/* Terminate the array. */
@@ -631,9 +640,8 @@ decompose_rpath (struct r_search_path_st
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");
@@ -666,7 +674,7 @@ decompose_rpath (struct r_search_path_st
_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. */
@@ -714,9 +722,7 @@ _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)
{