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Remove bp-semctl.h and CHECK_SEMCTL.

This commit is contained in:
Joseph Myers 2013-01-31 22:59:04 +00:00
parent c2d549290d
commit 2e8a5c8c46
10 changed files with 44 additions and 97 deletions
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18
ChangeLog
View File

@ -1,5 +1,23 @@
2013-01-31 Joseph Myers <joseph@codesourcery.com>
[BZ #13550]
* sysdeps/generic/bp-semctl.h: Remove file.
* sysdeps/unix/sysv/linux/i386/semctl.c: Don't include
<bp-checks.h> and <bp-semctl.h>.
(__old_semctl): Don't use CHECK_SEMCTL.
(__new_semctl): Likewise.
* sysdeps/unix/sysv/linux/semctl.c: Don't include <bp-checks.h>
and <bp-semctl.h>.
(__old_semctl): Don't use CHECK_SEMCTL.
(__new_semctl): Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c: Don't include
<bp-checks.h> and <bp-semctl.h>.
(__old_semctl): Don't use CHECK_SEMCTL.
(__new_semctl): Likewise.
* sysdeps/unix/sysv/linux/sparc/sparc64/semctl.c: Don't include
<bp-checks.h> and <bp-semctl.h>.
(semctl): Don't use CHECK_SEMCTL.
[BZ #13550]
* Makerules (elide-bp-thunks): Remove variable.
(elide-routines.oS): Don't use $(elide-bp-thunks).

7
ports/ChangeLog.alpha
View File

@ -1,3 +1,10 @@
2013-01-31 Joseph Myers <joseph@codesourcery.com>
[BZ #13550]
* sysdeps/unix/sysv/linux/alpha/semctl.c: Don't include
<bp-checks.h> and <bp-semctl.h>.
(__new_semctl): Don't use CHECK_SEMCTL.
2013-01-08 Andreas Jaeger <aj@suse.de>
[BZ# 14985]

7
ports/ChangeLog.mips
View File

@ -1,3 +1,10 @@
2013-01-31 Joseph Myers <joseph@codesourcery.com>
[BZ #13550]
* sysdeps/unix/sysv/linux/mips/mips64/semctl.c: Don't include
<bp-checks.h> and <bp-semctl.h>.
(__semctl): Don't use CHECK_SEMCTL.
2013-01-29 Maciej W. Rozycki <macro@codesourcery.com>
* sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h: Correct

6
ports/sysdeps/unix/sysv/linux/alpha/semctl.c
View File

@ -33,10 +33,6 @@ union semun
struct seminfo *__buf; /* buffer for IPC_INFO */
};
#include <bp-checks.h>
#include <bp-semctl.h>
int
__new_semctl (int semid, int semnum, int cmd, ...)
{
@ -51,7 +47,7 @@ __new_semctl (int semid, int semnum, int cmd, ...)
va_end (ap);
return INLINE_SYSCALL (semctl, 4, semid, semnum, cmd | __IPC_64,
CHECK_SEMCTL (&arg, semid, cmd | __IPC_64)->array);
arg.array);
}
#include <shlib-compat.h>

5
ports/sysdeps/unix/sysv/linux/mips/mips64/semctl.c
View File

@ -30,9 +30,6 @@ union semun
struct seminfo *__buf; /* buffer for IPC_INFO */
};
#include <bp-checks.h>
#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */
int __semctl (int semid, int semnum, int cmd, ...);
int
@ -49,7 +46,7 @@ __semctl (int semid, int semnum, int cmd, ...)
va_end (ap);
return INLINE_SYSCALL (semctl, 4, semid, semnum, cmd | __IPC_64,
CHECK_SEMCTL (&arg, semid, cmd | __IPC_64)->array);
arg.array);
}
#include <shlib-compat.h>

66
sysdeps/generic/bp-semctl.h
View File

@ -1,66 +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/>. */
#ifndef _bp_semctl_h_
#define _bp_semctl_h_ 1
#if __BOUNDED_POINTERS__
# define CHECK_SEMCTL(ARGP, SEMID, CMD) check_semctl (ARGP, SEMID, CMD)
union semun *__unbounded
check_semctl (union semun *arg, int semid, int cmd)
{
int ipc64 = (cmd & __IPC_64);
switch (cmd & ~__IPC_64)
{
case IPC_STAT:
case IPC_SET:
(void) CHECK_1 (arg->buf);
break;
case GETALL:
case SETALL:
{
struct semid_ds ds;
union semun un = { .buf = &ds };
unsigned int length = ~0;
/* It's unfortunate that we need to make a recursive
system call to get the size of the semaphore set... */
if (semctl (semid, 0, IPC_STAT | ipc64, un) == 0)
length = ds.sem_nsems;
(void) CHECK_N (arg->array, length);
break;
}
case IPC_INFO:
(void) CHECK_1 (arg->__buf);
break;
}
return __ptrvalue (arg);
}
#else
# define CHECK_SEMCTL(ARGP, SEMID, CMD) (ARGP)
#endif
#endif /* _bp_semctl_h_ */

7
sysdeps/unix/sysv/linux/i386/semctl.c
View File

@ -49,9 +49,6 @@ union semun
struct __old_semid_ds *__old_buf;
};
#include <bp-checks.h>
#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */
/* Return identifier for array of NSEMS semaphores associated with
KEY. */
#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
@ -75,7 +72,7 @@ __old_semctl (int semid, int semnum, int cmd, ...)
va_end (ap);
return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
CHECK_SEMCTL (&arg, semid, cmd));
&arg);
}
compat_symbol (libc, __old_semctl, semctl, GLIBC_2_0);
#endif
@ -94,7 +91,7 @@ __new_semctl (int semid, int semnum, int cmd, ...)
va_end (ap);
return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64,
CHECK_SEMCTL (&arg, semid, cmd | __IPC_64));
&arg);
}
versioned_symbol (libc, __new_semctl, semctl, GLIBC_2_2);

13
sysdeps/unix/sysv/linux/semctl.c
View File

@ -50,9 +50,6 @@ union semun
struct __old_semid_ds *__old_buf;
};
#include <bp-checks.h>
#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */
/* Return identifier for array of NSEMS semaphores associated with
KEY. */
#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
@ -91,7 +88,7 @@ __old_semctl (int semid, int semnum, int cmd, ...)
va_end (ap);
return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
CHECK_SEMCTL (&arg, semid, cmd));
&arg);
}
compat_symbol (libc, __old_semctl, semctl, GLIBC_2_0);
#endif
@ -126,7 +123,7 @@ __new_semctl (int semid, int semnum, int cmd, ...)
#if __ASSUME_IPC64 > 0
return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64,
CHECK_SEMCTL (&arg, semid, cmd | __IPC_64));
&arg);
#else
switch (cmd)
{
@ -136,7 +133,7 @@ __new_semctl (int semid, int semnum, int cmd, ...)
break;
default:
return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
CHECK_SEMCTL (&arg, semid, cmd));
&arg);
}
{
@ -147,7 +144,7 @@ __new_semctl (int semid, int semnum, int cmd, ...)
/* Unfortunately there is no way how to find out for sure whether
we should use old or new semctl. */
result = INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64,
CHECK_SEMCTL (&arg, semid, cmd | __IPC_64));
&arg);
if (result != -1 || errno != EINVAL)
return result;
@ -167,7 +164,7 @@ __new_semctl (int semid, int semnum, int cmd, ...)
}
}
result = INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
CHECK_SEMCTL (&arg, semid, cmd));
&arg);
if (result != -1 && cmd != IPC_SET)
{
memset(buf, 0, sizeof(*buf));

7
sysdeps/unix/sysv/linux/sparc/sparc32/semctl.c
View File

@ -50,9 +50,6 @@ union semun
struct __old_semid_ds *__old_buf;
};
#include <bp-checks.h>
#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */
/* Return identifier for array of NSEMS semaphores associated with
KEY. */
#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_2)
@ -87,7 +84,7 @@ __old_semctl (int semid, int semnum, int cmd, ...)
}
return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
CHECK_SEMCTL (&arg, semid, cmd));
&arg);
}
compat_symbol (libc, __old_semctl, semctl, GLIBC_2_0);
#endif
@ -117,7 +114,7 @@ __new_semctl (int semid, int semnum, int cmd, ...)
}
return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd | __IPC_64,
CHECK_SEMCTL (&arg, semid, cmd | __IPC_64));
&arg);
}
versioned_symbol (libc, __new_semctl, semctl, GLIBC_2_2);

5
sysdeps/unix/sysv/linux/sparc/sparc64/semctl.c
View File

@ -33,9 +33,6 @@ union semun
struct seminfo *__buf; /* buffer for IPC_INFO */
};
#include <bp-checks.h>
#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */
/* Return identifier for array of NSEMS semaphores associated with
KEY. */
@ -53,5 +50,5 @@ semctl (int semid, int semnum, int cmd, ...)
va_end (ap);
return INLINE_SYSCALL (ipc, 5, IPCOP_semctl, semid, semnum, cmd,
CHECK_SEMCTL (&arg, semid, cmd)->array);
arg.array);
}