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authorUlrich Drepper <drepper@redhat.com>2001-01-20 19:14:31 +0000
committerUlrich Drepper <drepper@redhat.com>2001-01-20 19:14:31 +0000
commitb72f9d5197d1281664c3fd0ccffa328dfc195818 (patch)
treed257f4205309a60d9296d8927e2d55ea68b54b4c
parent1b6020c13edefec6850b9f58d856c5f95de7c1ea (diff)
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Update.
* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Fix typo preventing optimization from being done. Set the correct type bit in seen. Don't define and use _dl_base_addr unless
-rw-r--r--ChangeLog6
-rw-r--r--sysdeps/generic/dl-sysdep.c11
2 files changed, 8 insertions, 9 deletions
diff --git a/ChangeLog b/ChangeLog
index 852a415..466520f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,8 +1,8 @@
2001-01-20 Ulrich Drepper <drepper@redhat.com>
- * sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Initialize egid
- to 1. This helps those installing ld.so SUID (nobody will be that
- stupid, I hope). Don't define and use _dl_base_addr unless
+ * sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Fix typo
+ preventing optimization from being done. Set the correct type bit
+ in seen. Don't define and use _dl_base_addr unless
NEED_DL_BASE_ADDR is defined.
* io/ftw.c (ftw_dir): Add slash after directory name if there
diff --git a/sysdeps/generic/dl-sysdep.c b/sysdeps/generic/dl-sysdep.c
index e6caf97..38ca412 100644
--- a/sysdeps/generic/dl-sysdep.c
+++ b/sysdeps/generic/dl-sysdep.c
@@ -89,14 +89,13 @@ _dl_sysdep_start (void **start_argptr,
uid_t uid = 0;
uid_t euid = 0;
gid_t gid = 0;
-#ifdef HAVE_AUX_X
- /* This adds a little bit of security. If the kernel does not pass
- any value up we default to the safe mode. */
- gid_t egid = 1;
-#else
gid_t egid = 0;
+#ifdef HAVE_AUX_XID
+# define set_seen(tag) (tag) /* Evaluate for the side effects. */
+#else
unsigned int seen = 0;
# define M(type) (1 << (type))
+# define set_seen(val) seen |= M ((tag)->a_type)
#endif
DL_FIND_ARG_COMPONENTS (start_argptr, _dl_argc, _dl_argv, _environ,
@@ -105,7 +104,7 @@ _dl_sysdep_start (void **start_argptr,
user_entry = (ElfW(Addr)) &ENTRY_POINT;
_dl_platform = NULL; /* Default to nothing known about the platform. */
- for (av = _dl_auxv; av->a_type != AT_NULL; seen |= M ((++av)->a_type))
+ for (av = _dl_auxv; av->a_type != AT_NULL; set_seen (av++))
switch (av->a_type)
{
case AT_PHDR: