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authorJoseph Myers <joseph@codesourcery.com>2013-02-01 00:06:18 +0000
committerJoseph Myers <joseph@codesourcery.com>2013-02-01 00:06:18 +0000
commit3a7ac8a0f596bb73093212cd1109c1413777e1f8 (patch)
tree9c64740adc4772cffb095959028506a98f604eec /sysdeps/generic
parentf3499f95c8610364264479d42d455a79f15c4c86 (diff)
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Remove bp-start.h and INIT_ARGV_and_ENVIRON.
Diffstat (limited to 'sysdeps/generic')
-rw-r--r--sysdeps/generic/bp-start.h71
1 files changed, 0 insertions, 71 deletions
diff --git a/sysdeps/generic/bp-start.h b/sysdeps/generic/bp-start.h
deleted file mode 100644
index 069d616..0000000
--- a/sysdeps/generic/bp-start.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/* Bounded-pointer checking macros for C.
- Copyright (C) 2000-2013 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Greg McGary <greg@mcgary.org>
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-
-#if __BOUNDED_POINTERS__
-
- /* The command-line arg vector and environment vector come to us from
- the OS as an unbounded pointer to an array of unbounded strings.
- The user's main expects argv and __environ to be bounded pointers
- to arrays of bounded strings. */
-# define INIT_ARGV_and_ENVIRON \
- do { \
- int envc; \
- for (envc = 0; *ubp_ev; ubp_ev++, envc++) \
- ; \
- ubp_ev -= envc; \
- \
- /* GKM FIXME: we could save some space by allocating only enough for \
- the additional low & high words, and destructively rewriting \
- argv in place. */ \
- __ptrvalue (argv) = __ptrlow (argv) \
- = alloca ((argc + envc + 2) * sizeof (*argv)); \
- __ptrhigh (argv) = __ptrvalue (argv) + argc + 1; \
- __ptrvalue (__environ) = __ptrlow (__environ) = __ptrhigh (argv); \
- __ptrhigh (__environ) = __ptrvalue (__environ) + envc + 1; \
- boundify_vector (__environ, ubp_ev); \
- boundify_vector (argv, ubp_av); \
- } while (0)
-
-
-/* Copy an unbounded vector of unbounded strings into a bounded
- counterpart. */
-
-static void
-boundify_vector (char **dest, char *__unbounded *__unbounded src)
-{
- char *__unbounded s;
- for (; *src; src++, dest++)
- {
- __ptrvalue (*dest) = __ptrlow (*dest) = *src;
- __ptrhigh (*dest) = src[1];
- }
- *dest = 0;
- /* The OS lays out strings contiguously in vector order,
- so */
- for (s = __ptrvalue (dest[-1]); *s; s++)
- ;
- __ptrhigh (dest[-1]) = ++s;
-}
-
-#else
-
-# define INIT_ARGV_and_ENVIRON __environ = ubp_ev
-
-#endif