mirror of git://gcc.gnu.org/git/gcc.git
39 lines
1.2 KiB
Go
39 lines
1.2 KiB
Go
// sysfile_linux.go -- Linux specific file handling.
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// Copyright 2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Support for basic Unix file operations. This file simply
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// translates from Go data types to Unix data types, and handles
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// errno. FIXME: This could probably be done mechanically.
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package syscall
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const OS = "linux"
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func libc_pread(fd int, buf *byte, count Size_t, offset Offset_t) Ssize_t __asm__ ("pread64")
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func libc_pwrite(fd int, buf *byte, count Size_t, offset Offset_t) Ssize_t __asm__ ("pwrite64")
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func libc_lseek64(int, Offset_t, int) Offset_t __asm__ ("lseek64")
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func libc_truncate64(path *byte, length Offset_t) int __asm__ ("truncate64")
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func libc_ftruncate64(fd int, length Offset_t) int __asm__ ("ftruncate64")
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func libc_setgroups(size Size_t, list *Gid_t) int __asm__ ("setgroups")
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func Sleep(nsec int64) (errno int) {
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tv := NsecToTimeval(nsec);
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n, err := Select(0, nil, nil, nil, &tv);
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return err;
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}
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func Setgroups(gids []int) (errno int) {
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if len(gids) == 0 {
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return libc_setgroups(0, nil);
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}
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a := make([]Gid_t, len(gids));
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for i, v := range gids {
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a[i] = Gid_t(v);
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}
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return libc_setgroups(Size_t(len(a)), &a[0]);
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}
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