* sysdeps/generic/libc-tls.c (static_dtv): Size the same as the

	slotinfo array.
	(__libc_setup_tls_): Initializer length of DTV based on array length.
	* elf/dl-load.c: Revert last change.
	* sysdeps/generic/dl-tls.c: Revert last change.

diff --git a/ChangeLog b/ChangeLog
index ff21233..4e84b80 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2005-02-22  Ulrich Drepper  <drepper@redhat.com>
 
+       * sysdeps/generic/libc-tls.c (static_dtv): Size the same as the
+       slotinfo array.
+       (__libc_setup_tls_): Initializer length of DTV based on array length.
+       * elf/dl-load.c: Revert last change.
+       * sysdeps/generic/dl-tls.c: Revert last change.
+
        * posix/Makefile (tests): Add tst-execvp1, tst-execvp2, tst-execlp1,
        tst-execlp2, tst-execv1, tst-execv2, tst-execl1, tst-execl2,
        tst-execve1, tst-execve2, tst-execle1, and tst-execle2.

diff --git a/elf/dl-load.c b/elf/dl-load.c
index 5c56247..088b222 100644 (file)
--- a/elf/dl-load.c
+++ b/elf/dl-load.c
@@ -1056,7 +1056,6 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
 
        case PT_TLS:
 #ifdef USE_TLS
-# ifdef SHARED
          if (ph->p_memsz == 0)
            /* Nothing to do for an empty segment.  */
            break;
@@ -1084,6 +1083,7 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
              break;
            }
 
+# ifdef SHARED
          if (l->l_prev == NULL || (mode & __RTLD_AUDIT) != 0)
            /* We are loading the executable itself when the dynamic linker
               was executed directly.  The setup will happen later.  */
@@ -1092,6 +1092,7 @@ _dl_map_object_from_fd (const char *name, int fd, struct filebuf *fbp,
          /* In a static binary there is no way to tell if we dynamically
             loaded libpthread.  */
          if (GL(dl_error_catch_tsd) == &_dl_initial_error_catch_tsd)
+# endif
            {
              /* We have not yet loaded libpthread.
                 We can do the TLS setup right now!  */
@@ -1124,12 +1125,6 @@ cannot allocate TLS data structures for initial thread");
              _dl_deallocate_tls (tcb, 1);
              goto call_lose;
            }
-# else
-         errval = EINVAL;
-         errstring = N_("\
-statically linked code cannot load module with TLS");
-         goto call_lose;
-# endif
 #endif
 
          /* Uh-oh, the binary expects TLS support but we cannot

diff --git a/sysdeps/generic/dl-tls.c b/sysdeps/generic/dl-tls.c
index ee4acb5..fdd569b 100644 (file)
--- a/sysdeps/generic/dl-tls.c
+++ b/sysdeps/generic/dl-tls.c
@@ -49,7 +49,7 @@ oom (void)
 {
   _dl_fatal_printf ("cannot allocate memory for thread-local data: ABORT\n");
 }
-
+# endif
 
 
 size_t
@@ -97,7 +97,6 @@ _dl_next_tls_modid (void)
          /* The new index must indeed be exactly one higher than the
             previous high.  */
          assert (result == GL(dl_tls_max_dtv_idx) + 1);
-
          /* There is no gap anymore.  */
          GL(dl_tls_dtv_gaps) = false;
 
@@ -108,6 +107,7 @@ _dl_next_tls_modid (void)
     {
       /* No gaps, allocate a new entry.  */
     nogaps:
+
       result = ++GL(dl_tls_max_dtv_idx);
     }
 
@@ -115,6 +115,7 @@ _dl_next_tls_modid (void)
 }
 
 
+# ifdef SHARED
 void
 internal_function
 _dl_determine_tlsoffset (void)

diff --git a/sysdeps/generic/libc-tls.c b/sysdeps/generic/libc-tls.c
index b88ede0..0cf884c 100644 (file)
--- a/sysdeps/generic/libc-tls.c
+++ b/sysdeps/generic/libc-tls.c
@@ -1,5 +1,5 @@
 /* Initialization code for TLS in statically linked application.
-   Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2005 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
@@ -34,8 +34,7 @@ extern ElfW(Phdr) *_dl_phdr;
 extern size_t _dl_phnum;
 
 
-/* DTV with just one element plus overhead.  */
-static dtv_t static_dtv[3];
+static dtv_t static_dtv[2 + TLS_SLOTINFO_SURPLUS];
 
 
 static struct
@@ -173,7 +172,7 @@ __libc_setup_tls (size_t tcbsize, size_t tcbalign)
                       & ~(max_align - 1));
 
   /* Initialize the dtv.  [0] is the length, [1] the generation counter.  */
-  static_dtv[0].counter = 1;
+  static_dtv[0].counter = (sizeof (static_dtv) / sizeof (static_dtv[0])) - 2;
   // static_dtv[1].counter = 0;                would be needed if not already done
 
   /* Initialize the TLS block.  */