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122 lines
4.1 KiB
122 lines
4.1 KiB
6 years ago
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commit 3a7ac8a0f596bb73093212cd1109c1413777e1f8
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Author: Joseph Myers <joseph@codesourcery.com>
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Date: Fri Feb 1 00:06:18 2013 +0000
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Remove bp-start.h and INIT_ARGV_and_ENVIRON.
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Conflicts:
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sysdeps/generic/bp-start.h
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Copyright header change; file removed manually.
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diff --git a/csu/libc-start.c b/csu/libc-start.c
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index ebf9f4ec7335f992..2fab8556a5e2cb26 100644
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--- a/csu/libc-start.c
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+++ b/csu/libc-start.c
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@@ -19,7 +19,6 @@
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#include <stdio.h>
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#include <unistd.h>
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#include <ldsodefs.h>
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-#include <bp-start.h>
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#include <bp-sym.h>
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extern void __libc_init_first (int argc, char **argv, char **envp);
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@@ -146,7 +145,7 @@ LIBC_START_MAIN (int (*main) (int, char **, char ** MAIN_AUXVEC_DECL),
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#ifndef SHARED
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char *__unbounded *__unbounded ubp_ev = &ubp_av[argc + 1];
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- INIT_ARGV_and_ENVIRON;
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+ __environ = ubp_ev;
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/* Store the lowest stack address. This is done in ld.so if this is
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the code for the DSO. */
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diff --git a/sysdeps/generic/bp-start.h b/sysdeps/generic/bp-start.h
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deleted file mode 100644
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index 0f0339f54cba4aa8..0000000000000000
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--- a/sysdeps/generic/bp-start.h
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+++ /dev/null
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@@ -1,71 +0,0 @@
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-/* Bounded-pointer checking macros for C.
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- Copyright (C) 2000 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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- Contributed by Greg McGary <greg@mcgary.org>
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-
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- The GNU C Library is free software; you can redistribute it and/or
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- modify it under the terms of the GNU Lesser General Public
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- License as published by the Free Software Foundation; either
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- version 2.1 of the License, or (at your option) any later version.
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-
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- The GNU C Library is distributed in the hope that it will be useful,
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- but WITHOUT ANY WARRANTY; without even the implied warranty of
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- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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- Lesser General Public License for more details.
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-
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- You should have received a copy of the GNU Lesser General Public
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- License along with the GNU C Library; if not, see
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- <http://www.gnu.org/licenses/>. */
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-
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-
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-#if __BOUNDED_POINTERS__
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-
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- /* The command-line arg vector and environment vector come to us from
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- the OS as an unbounded pointer to an array of unbounded strings.
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- The user's main expects argv and __environ to be bounded pointers
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- to arrays of bounded strings. */
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-# define INIT_ARGV_and_ENVIRON \
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- do { \
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- int envc; \
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- for (envc = 0; *ubp_ev; ubp_ev++, envc++) \
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- ; \
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- ubp_ev -= envc; \
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- \
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- /* GKM FIXME: we could save some space by allocating only enough for \
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- the additional low & high words, and destructively rewriting \
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- argv in place. */ \
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- __ptrvalue (argv) = __ptrlow (argv) \
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- = alloca ((argc + envc + 2) * sizeof (*argv)); \
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- __ptrhigh (argv) = __ptrvalue (argv) + argc + 1; \
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- __ptrvalue (__environ) = __ptrlow (__environ) = __ptrhigh (argv); \
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- __ptrhigh (__environ) = __ptrvalue (__environ) + envc + 1; \
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- boundify_vector (__environ, ubp_ev); \
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- boundify_vector (argv, ubp_av); \
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- } while (0)
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-
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-
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-/* Copy an unbounded vector of unbounded strings into a bounded
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- counterpart. */
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-
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-static void
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-boundify_vector (char **dest, char *__unbounded *__unbounded src)
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-{
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- char *__unbounded s;
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- for (; *src; src++, dest++)
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- {
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- __ptrvalue (*dest) = __ptrlow (*dest) = *src;
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- __ptrhigh (*dest) = src[1];
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- }
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- *dest = 0;
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- /* The OS lays out strings contiguously in vector order,
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- so */
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- for (s = __ptrvalue (dest[-1]); *s; s++)
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- ;
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- __ptrhigh (dest[-1]) = ++s;
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-}
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-
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-#else
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-
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-# define INIT_ARGV_and_ENVIRON __environ = ubp_ev
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-
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-#endif
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diff --git a/sysdeps/unix/sysv/linux/powerpc/libc-start.c b/sysdeps/unix/sysv/linux/powerpc/libc-start.c
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index 98a793e0894f6936..89de1aa7e6e1df59 100644
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--- a/sysdeps/unix/sysv/linux/powerpc/libc-start.c
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+++ b/sysdeps/unix/sysv/linux/powerpc/libc-start.c
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@@ -20,7 +20,6 @@
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#include <unistd.h>
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#include <ldsodefs.h>
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#include <sysdep.h>
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-#include <bp-start.h>
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#include <bp-sym.h>
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