360 lines
10 KiB
Go
360 lines
10 KiB
Go
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/*
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* Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package os
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// #include <sys/stat.h>
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// #include <limits.h>
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import "C"
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import (
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_ "unsafe"
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c "github.com/goplus/llgo/runtime/internal/clite"
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"github.com/goplus/llgo/runtime/internal/clite/syscall"
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)
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const (
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PATH_MAX = C.PATH_MAX
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)
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const (
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/* get file status flags */
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F_GETFL = 3
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/* set file status flags */
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F_SETFL = 4
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/* open for reading only */
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O_RDONLY = 0x0000
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/* open for writing only */
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O_WRONLY = 0x0001
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/* open for reading and writing */
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O_RDWR = 0x0002
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/* mask for above modes */
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O_ACCMODE = 0x0003
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/* no delay */
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O_NONBLOCK = 0x00000004
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/* create if nonexistant */
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O_CREAT = 0x00000200
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/* truncate to zero length */
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O_TRUNC = 0x00000400
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)
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const (
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EAGAIN = 35
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)
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type (
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ModeT C.mode_t
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UidT C.uid_t
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GidT C.gid_t
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OffT C.off_t
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DevT C.dev_t
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)
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type (
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StatT = syscall.Stat_t
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)
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//go:linkname Errno C.llgoErrno
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func Errno() c.Int
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//go:linkname Umask C.umask
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func Umask(cmask ModeT) ModeT
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//go:linkname Mkdir C.mkdir
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func Mkdir(path *c.Char, mode ModeT) c.Int
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//go:linkname Rmdir C.rmdir
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func Rmdir(path *c.Char) c.Int
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//go:linkname Link C.link
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func Link(oldpath *c.Char, newpath *c.Char) c.Int
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//go:linkname Symlink C.symlink
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func Symlink(target *c.Char, linkpath *c.Char) c.Int
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//go:linkname Readlink C.readlink
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func Readlink(path *c.Char, buf c.Pointer, bufsize uintptr) int
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//go:linkname Unlink C.unlink
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func Unlink(path *c.Char) c.Int
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//go:linkname Remove C.remove
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func Remove(path *c.Char) c.Int
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//go:linkname Rename C.rename
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func Rename(oldpath *c.Char, newpath *c.Char) c.Int
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//go:linkname Stat C.stat
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func Stat(path *c.Char, buf *StatT) c.Int
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//go:linkname Lstat C.lstat
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func Lstat(path *c.Char, buf *StatT) c.Int
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//go:linkname Truncate C.truncate
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func Truncate(path *c.Char, length OffT) c.Int
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//go:linkname Chmod C.chmod
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func Chmod(path *c.Char, mode ModeT) c.Int
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//go:linkname Chown C.chown
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func Chown(path *c.Char, owner UidT, group GidT) c.Int
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//go:linkname Lchown C.lchown
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func Lchown(path *c.Char, owner UidT, group GidT) c.Int
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// -----------------------------------------------------------------------------
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//go:linkname Getcwd C.getcwd
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func Getcwd(buffer c.Pointer, size uintptr) *c.Char
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//go:linkname Chdir C.chdir
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func Chdir(path *c.Char) c.Int
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//go:linkname Chroot C.chroot
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func Chroot(path *c.Char) c.Int
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// -----------------------------------------------------------------------------
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//go:linkname Environ environ
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var Environ **c.Char
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//go:linkname Getenv C.getenv
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func Getenv(name *c.Char) *c.Char
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//go:linkname Setenv C.setenv
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func Setenv(name *c.Char, value *c.Char, overwrite c.Int) c.Int
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//go:linkname Putenv C.putenv
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func Putenv(env *c.Char) c.Int
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//go:linkname Unsetenv C.unsetenv
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func Unsetenv(name *c.Char) c.Int
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// -----------------------------------------------------------------------------
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//go:linkname Fchdir C.fchdir
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func Fchdir(dirfd c.Int) c.Int
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//go:linkname Faccessat C.faccessat
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func Faccessat(dirfd c.Int, path *c.Char, mode c.Int, flags c.Int) c.Int
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//go:linkname Fchmodat C.fchmodat
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func Fchmodat(dirfd c.Int, path *c.Char, mode ModeT, flags c.Int) c.Int
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//go:linkname Fchownat C.fchownat
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func Fchownat(dirfd c.Int, path *c.Char, owner UidT, group GidT, flags c.Int) c.Int
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//go:linkname Fstatat C.fstatat
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func Fstatat(dirfd c.Int, path *c.Char, buf *StatT, flags c.Int) c.Int
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// -----------------------------------------------------------------------------
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//go:linkname Open C.open
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func Open(path *c.Char, flags c.Int, __llgo_va_list ...any) c.Int
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//go:linkname Openat C.openat
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func Openat(dirfd c.Int, path *c.Char, flags c.Int, mode ModeT) c.Int
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//go:linkname Creat C.creat
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func Creat(path *c.Char, mode ModeT) c.Int
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//go:linkname Fcntl C.fcntl
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func Fcntl(a c.Int, b c.Int, __llgo_va_list ...any) c.Int
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//go:linkname Dup C.dup
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func Dup(fd c.Int) c.Int
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//go:linkname Dup2 C.dup2
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func Dup2(oldfd c.Int, newfd c.Int) c.Int
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/* TODO(xsw):
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On Alpha, IA-64, MIPS, SuperH, and SPARC/SPARC64, pipe() has the following prototype:
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struct fd_pair {
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long fd[2];
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};
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struct fd_pair pipe(void);
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*/
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//go:linkname Pipe C.pipe
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func Pipe(fds *[2]c.Int) c.Int
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//go:linkname Mkfifo C.mkfifo
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func Mkfifo(path *c.Char, mode ModeT) c.Int
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//go:linkname Mknod C.mknod
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func Mknod(path *c.Char, mode ModeT, dev DevT) c.Int
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//go:linkname Close C.close
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func Close(fd c.Int) c.Int
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//go:linkname Read C.read
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func Read(fd c.Int, buf c.Pointer, count uintptr) int
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//go:linkname Write C.write
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func Write(fd c.Int, buf c.Pointer, count uintptr) int
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//go:linkname Lseek C.lseek
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func Lseek(fd c.Int, offset OffT, whence c.Int) OffT
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//go:linkname Fsync C.fsync
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func Fsync(fd c.Int) c.Int
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//go:linkname Ftruncate C.ftruncate
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func Ftruncate(fd c.Int, length OffT) c.Int
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//go:linkname Fchmod C.fchmod
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func Fchmod(fd c.Int, mode ModeT) c.Int
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//go:linkname Fchown C.fchown
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func Fchown(fd c.Int, owner UidT, group GidT) c.Int
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//go:linkname Fstat C.fstat
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func Fstat(fd c.Int, buf *StatT) c.Int
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//go:linkname Isatty C.isatty
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func Isatty(fd c.Int) c.Int
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// -----------------------------------------------------------------------------
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// Execl(const char *path, const char *arg0, ..., /*, (char *)0, */)
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//
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// Execl requires the full path of the program to be provided.
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//
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//go:linkname Execl C.execl
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func Execl(path *c.Char, arg0 *c.Char, __llgo_va_list ...any) c.Int
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// Execle(const char *path, const char *arg0, ..., /* (char *)0, char *const envp[] */)
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//
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//go:linkname Execle C.execle
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func Execle(path *c.Char, arg0 *c.Char, __llgo_va_list ...any) c.Int
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// Execlp(const char *file, const char *arg0, ..., /*, (char *)0, */)
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//
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// Execlp only needs to provide the program name and it will search for the program in the
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// paths specified in the PATH environment variable.
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//
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//go:linkname Execlp C.execlp
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func Execlp(file *c.Char, arg0 *c.Char, __llgo_va_list ...any) c.Int
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//go:linkname Execv C.execv
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func Execv(path *c.Char, argv **c.Char) c.Int
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//go:linkname Execve C.execve
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func Execve(path *c.Char, argv **c.Char, envp **c.Char) c.Int
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//go:linkname Execvp C.execvp
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func Execvp(file *c.Char, argv **c.Char) c.Int
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// -----------------------------------------------------------------------------
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type PidT c.Int
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//go:linkname Fork C.fork
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func Fork() PidT
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//go:linkname Getpid C.getpid
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func Getpid() PidT
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//go:linkname Getppid C.getppid
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func Getppid() PidT
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//go:linkname Kill C.kill
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func Kill(pid PidT, sig c.Int) c.Int
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// If wait() returns due to a stopped or terminated child process, the process ID
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// of the child is returned to the calling process. Otherwise, a value of -1 is
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// returned and errno is set to indicate the error.
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//
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//go:linkname Wait C.wait
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func Wait(statLoc *c.Int) PidT
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// If wait3(), wait4(), or waitpid() returns due to a stopped or terminated child
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// process, the process ID of the child is returned to the calling process. If
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// there are no children not previously awaited, -1 is returned with errno set to
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// [ECHILD]. Otherwise, if WNOHANG is specified and there are no stopped or exited
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// children, 0 is returned. If an error is detected or a caught signal aborts the
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// call, a value of -1 is returned and errno is set to indicate the error.
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//
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//go:linkname Wait3 C.wait3
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func Wait3(statLoc *c.Int, options c.Int, rusage *syscall.Rusage) PidT
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//go:linkname Wait4 C.wait4
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func Wait4(pid PidT, statLoc *c.Int, options c.Int, rusage *syscall.Rusage) PidT
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//go:linkname Waitpid C.waitpid
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func Waitpid(pid PidT, statLoc *c.Int, options c.Int) PidT
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// -----------------------------------------------------------------------------
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//go:linkname Exit C.exit
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func Exit(c.Int)
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//go:linkname Getuid C.getuid
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func Getuid() UidT
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//go:linkname Geteuid C.geteuid
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func Geteuid() UidT
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//go:linkname Getgid C.getgid
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func Getgid() GidT
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//go:linkname Getegid C.getegid
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func Getegid() GidT
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// -----------------------------------------------------------------------------
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|
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//go:linkname Getrlimit C.getrlimit
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|
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func Getrlimit(resource c.Int, rlp *syscall.Rlimit) c.Int
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//go:linkname Setrlimit C.setrlimit
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|
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func Setrlimit(resource c.Int, rlp *syscall.Rlimit) c.Int
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// -----------------------------------------------------------------------------
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// Upon successful completion, the value 0 is returned; otherwise the value -1
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// is returned and the global variable errno is set to indicate the error.
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//
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//go:linkname Sysctl C.sysctl
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|
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func Sysctl(
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name *c.Int, namelen c.Uint,
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oldp c.Pointer, oldlenp *uintptr,
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newp c.Pointer, newlen uintptr) c.Int
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//go:linkname Sysctlbyname C.sysctlbyname
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func Sysctlbyname(
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name *c.Char, oldp c.Pointer, oldlenp *uintptr,
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newp c.Pointer, newlen uintptr) c.Int
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|||
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|
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// The sysctlnametomib() function accepts an ASCII representation of the
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|
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// name, looks up the integer name vector, and returns the numeric repre-
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|
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// sentation in the mib array pointed to by mibp. The number of elements
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// in the mib array is given by the location specified by sizep before the
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|||
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// call, and that location gives the number of entries copied after a suc-
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// cessful call. The resulting mib and size may be used in subsequent
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|
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// sysctl() calls to get the data associated with the requested ASCII
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|
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// name. This interface is intended for use by applications that want to
|
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// repeatedly request the same variable (the sysctl() function runs in
|
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|
// about a third the time as the same request made via the sysctlbyname()
|
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|
|
// function). The sysctlnametomib() function is also useful for fetching
|
|||
|
|
// mib prefixes and then adding a final component.
|
|||
|
|
//
|
|||
|
|
//go:linkname Sysctlnametomib C.sysctlnametomib
|
|||
|
|
func Sysctlnametomib(name *c.Char, mibp *c.Int, sizep *uintptr) c.Int
|
|||
|
|
|
|||
|
|
// -----------------------------------------------------------------------------
|