ec08f13dad
* sysdeps/unix/sysv/linux/sched_getcpu.c: New file. * sysdeps/unix/sysv/linux/x86_64/sched_getcpu.S: New file. * sysdeps/unix/sysv/linux/Versions: Export sched_getcpu for GLIBC_2.6.
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/* Copyright (C) 2007 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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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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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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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sched.h>
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#include <sysdep.h>
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int
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sched_getcpu (void)
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{
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#ifdef __NR_getcpu
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unsigned int cpu;
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INTERNAL_SYSCALL_DECL (err);
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int r = INTERNAL_SYSCALL (getcpu, err, &cpu, NULL, NULL);
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return (INTERNAL_SYSCALL_ERROR (r, err)
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? INTERNAL_SYSCALL_ERRNO (r, err) : cpu);
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#else
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__set_errno (ENOSYS);
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return -1;
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#endif
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}
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