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2000-01-17 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/bits/ipc.h: New file. * sysdeps/unix/sysv/linux/bits/sem.h: New file. * sysdeps/unix/sysv/linux/bits/shm.h: New file. * sysdeps/unix/sysv/linux/bits/msg.h: New file. * sysdeps/unix/sysv/linux/bits/alpha/ipc.h: Update for new ipc. * sysdeps/unix/sysv/linux/bits/alpha/sem.h: New file. * sysdeps/unix/sysv/linux/bits/alpha/shm.h: New file. * sysdeps/unix/sysv/linux/bits/alpha/msg.h: New file. * sysdeps/unix/sysv/linux/bits/sparc/ipc.h: New file. * sysdeps/unix/sysv/linux/bits/sparc/sem.h: New file. * sysdeps/unix/sysv/linux/bits/sparc/shm.h: New file. * sysdeps/unix/sysv/linux/bits/sparc/msg.h: New file. * sysdeps/unix/sysv/linux/msgctl.c (__old_msgctl): Renamed from msgctl. (__new_msgctl): New function. * sysdeps/unix/sysv/linux/semctl.c (__old_semctl): Renamed from semctl. (__new_semctl): New function. * sysdeps/unix/sysv/linux/shmctl.c (__old_shmctl): Renamed from shmctl. (__new_shmctl): New function. * sysdeps/unix/sysv/linux/msgget.c: Define __LIBC_IPC_INTERNAL. * sysdeps/unix/sysv/linux/msgrcv.c: Likewise. * sysdeps/unix/sysv/linux/semget.c: Likewise. * sysdeps/unix/sysv/linux/msgsnd.c: Likewise. * sysdeps/unix/sysv/linux/semop.c: Likewise. * sysdeps/unix/sysv/linux/shmat.c: Likewise. * sysdeps/unix/sysv/linux/shmdt.c: Likewise. * sysdeps/unix/sysv/linux/shmget.c: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/semctl.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/msgctl.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/shmctl.c: New file. * sysdeps/unix/sysv/linux/Versions: Add msgctl, semctl, shmctl. 2000-01-17 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/sparc/sparc32/seteuid.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/setegid.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/Dist: Remove setres[ug]id. * sysdeps/unix/sysv/linux/sparc/sparc32/mmap64.c: Kill warnings. * sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list: Define needed syscalls. * sysdeps/unix/sysv/linux/pwrite64.c: Use proper prototype. * sysdeps/unix/sysv/linux/truncate64.c: Likewise. * sysdeps/unix/sysv/linux/kernel-features.h: [gs]etres[ug]id are available on sparc since 2.3.39. * sysdeps/unix/sysv/linux/execve.c: Kill warnings. 2000-01-17 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/i386/chown.c (__syscall_chown): Use proper prototype. (__real_chown): Return EINVAL if owner or group are out of the range -1U .. 65534. * sysdeps/unix/sysv/linux/i386/lchown.c (__lchown): Likewise. * sysdeps/unix/sysv/linux/i386/fchown.c (__fchown): Likewise. * sysdeps/unix/sysv/linux/i386/setresuid.c (__setresuid): Return EINVAL if ruid, euid or suid are out of the range -1U .. 65534. * sysdeps/unix/sysv/linux/i386/setresgid.c (__setresgid): Similarly. * sysdeps/unix/sysv/linux/i386/setreuid.c (__setreuid): Simplify. * sysdeps/unix/sysv/linux/i386/setregid.c (__setregid): Likewise. * sysdeps/unix/sysv/linux/m68k/chown.c (__syscall_chown): Use proper prototype. Don't include non-existant header. (__chown): Return EINVAL if owner or group are out of the range -1U .. 65534. * sysdeps/unix/sysv/linux/sparc/sparc32/syscalls.list (setresuid, setresgid): Inherit standard linux/syscalls.list definitions. * sysdeps/unix/sysv/linux/sparc/sparc32/setresuid.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/setresgid.c: Remove. * sysdeps/unix/sysv/linux/syscalls.list (setresgid): Provide __setresgid symbol.
75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 1999.
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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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <errno.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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#include <sys/mman.h>
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#include "kernel-features.h"
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#ifdef __NR_mmap2
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extern __ptr_t __syscall_mmap2(__ptr_t, size_t, int, int, int, off_t);
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#ifndef __ASSUME_MMAP2_SYSCALL
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static int have_no_mmap2;
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#endif
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#endif
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__ptr_t
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__mmap64 (__ptr_t addr, size_t len, int prot, int flags, int fd, off64_t offset)
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{
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#ifdef __NR_mmap2
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if (
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#ifndef __ASSUME_MMAP2_SYSCALL
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! have_no_mmap2 &&
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#endif
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! (offset & 4095))
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{
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#ifndef __ASSUME_MMAP2_SYSCALL
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int saved_errno = errno;
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#endif
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/* This will be always 12, no matter what page size is. */
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__ptr_t result = INLINE_SYSCALL (mmap2, 6, addr, len, prot, flags,
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fd, (off_t) (offset >> 12));
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#ifndef __ASSUME_MMAP2_SYSCALL
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if (result != (__ptr_t) -1 || errno != ENOSYS)
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#endif
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return result;
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#ifndef __ASSUME_MMAP2_SYSCALL
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__set_errno (saved_errno);
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have_no_mmap2 = 1;
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#endif
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}
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#endif
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if (offset != (off_t) offset || (offset + len) != (off_t) (offset + len))
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{
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__set_errno (EINVAL);
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return MAP_FAILED;
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}
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return __mmap (addr, len, prot, flags, fd, (off_t) offset);
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}
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weak_alias (__mmap64, mmap64)
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