mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-27 19:53:32 +08:00
190 lines
7.3 KiB
C
190 lines
7.3 KiB
C
#ifndef _UNISTD_H
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# include <posix/unistd.h>
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# ifndef _ISOMAC
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__BEGIN_DECLS
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libc_hidden_proto (_exit, __noreturn__)
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libc_hidden_proto (alarm)
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libc_hidden_proto (confstr)
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libc_hidden_proto (execl)
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libc_hidden_proto (execle)
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libc_hidden_proto (execlp)
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libc_hidden_proto (execvp)
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libc_hidden_proto (getpid)
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libc_hidden_proto (getsid)
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libc_hidden_proto (getdomainname)
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libc_hidden_proto (getlogin_r)
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libc_hidden_proto (seteuid)
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libc_hidden_proto (setegid)
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libc_hidden_proto (tcgetpgrp)
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libc_hidden_proto (readlinkat)
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/* Now define the internal interfaces. */
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extern int __access (const char *__name, int __type);
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extern int __euidaccess (const char *__name, int __type);
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extern __off64_t __lseek64 (int __fd, __off64_t __offset, int __whence);
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extern __off_t __lseek (int __fd, __off_t __offset, int __whence);
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libc_hidden_proto (__lseek)
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extern __off_t __libc_lseek (int __fd, __off_t __offset, int __whence);
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extern __off64_t __libc_lseek64 (int __fd, __off64_t __offset, int __whence);
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extern ssize_t __pread (int __fd, void *__buf, size_t __nbytes,
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__off_t __offset);
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extern ssize_t __libc_pread (int __fd, void *__buf, size_t __nbytes,
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__off_t __offset);
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extern ssize_t __pread64 (int __fd, void *__buf, size_t __nbytes,
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__off64_t __offset);
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extern ssize_t __libc_pread64 (int __fd, void *__buf, size_t __nbytes,
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__off64_t __offset);
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extern ssize_t __pwrite (int __fd, const void *__buf, size_t __n,
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__off_t __offset);
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extern ssize_t __libc_pwrite (int __fd, const void *__buf, size_t __n,
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__off_t __offset);
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extern ssize_t __pwrite64 (int __fd, const void *__buf, size_t __n,
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__off64_t __offset);
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libc_hidden_proto (__pwrite64)
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extern ssize_t __libc_pwrite64 (int __fd, const void *__buf, size_t __n,
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__off64_t __offset) attribute_hidden;
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extern ssize_t __libc_read (int __fd, void *__buf, size_t __n);
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libc_hidden_proto (__libc_read)
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extern ssize_t __libc_write (int __fd, const void *__buf, size_t __n);
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libc_hidden_proto (__libc_write)
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extern int __pipe (int __pipedes[2]);
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libc_hidden_proto (__pipe)
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extern int __pipe2 (int __pipedes[2], int __flags);
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extern unsigned int __sleep (unsigned int __seconds);
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extern int __chown (const char *__file,
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__uid_t __owner, __gid_t __group);
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libc_hidden_proto (__chown)
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extern int __fchown (int __fd,
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__uid_t __owner, __gid_t __group);
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extern int __lchown (const char *__file, __uid_t __owner,
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__gid_t __group);
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extern int __chdir (const char *__path);
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extern int __fchdir (int __fd);
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extern char *__getcwd (char *__buf, size_t __size);
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extern int __rmdir (const char *__path);
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extern int __execvpe (const char *file, char *const argv[],
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char *const envp[]);
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/* Get the canonical absolute name of the named directory, and put it in SIZE
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bytes of BUF. Returns NULL if the directory couldn't be determined or
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SIZE was too small. If successful, returns BUF. In GNU, if BUF is
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NULL, an array is allocated with `malloc'; the array is SIZE bytes long,
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unless SIZE <= 0, in which case it is as big as necessary. */
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char *__canonicalize_directory_name_internal (const char *__thisdir,
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char *__buf,
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size_t __size) attribute_hidden;
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extern int __dup (int __fd);
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extern int __dup2 (int __fd, int __fd2);
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libc_hidden_proto (__dup2)
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extern int __dup3 (int __fd, int __fd2, int flags);
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libc_hidden_proto (__dup3)
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extern int __execve (const char *__path, char *const __argv[],
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char *const __envp[]);
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extern long int __pathconf (const char *__path, int __name);
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extern long int __fpathconf (int __fd, int __name);
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extern long int __sysconf (int __name);
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libc_hidden_proto (__sysconf)
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extern __pid_t __getpid (void);
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libc_hidden_proto (__getpid)
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extern __pid_t __getppid (void);
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extern __pid_t __setsid (void);
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extern __uid_t __getuid (void);
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extern __uid_t __geteuid (void);
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extern __gid_t __getgid (void);
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extern __gid_t __getegid (void);
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extern int __getgroups (int __size, __gid_t __list[]);
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libc_hidden_proto (__getpgid)
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extern int __group_member (__gid_t __gid);
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extern int __setuid (__uid_t __uid);
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extern int __setreuid (__uid_t __ruid, __uid_t __euid);
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extern int __setgid (__gid_t __gid);
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extern int __setpgid (__pid_t __pid, __pid_t __pgid);
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libc_hidden_proto (__setpgid)
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extern int __setregid (__gid_t __rgid, __gid_t __egid);
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extern int __getresuid (__uid_t *__ruid, __uid_t *__euid, __uid_t *__suid);
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extern int __getresgid (__gid_t *__rgid, __gid_t *__egid, __gid_t *__sgid);
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extern int __setresuid (__uid_t __ruid, __uid_t __euid, __uid_t __suid);
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extern int __setresgid (__gid_t __rgid, __gid_t __egid, __gid_t __sgid);
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libc_hidden_proto (__getresuid)
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libc_hidden_proto (__getresgid)
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libc_hidden_proto (__setresuid)
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libc_hidden_proto (__setresgid)
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extern __pid_t __vfork (void);
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libc_hidden_proto (__vfork)
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extern int __ttyname_r (int __fd, char *__buf, size_t __buflen);
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extern int __isatty (int __fd);
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extern int __link (const char *__from, const char *__to);
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extern int __symlink (const char *__from, const char *__to);
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extern ssize_t __readlink (const char *__path, char *__buf, size_t __len);
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extern int __unlink (const char *__name);
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extern int __gethostname (char *__name, size_t __len);
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extern int __profil (unsigned short int *__sample_buffer, size_t __size,
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size_t __offset, unsigned int __scale);
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extern int __getdtablesize (void);
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extern int __brk (void *__addr);
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extern int __close (int __fd);
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libc_hidden_proto (__close)
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extern int __libc_close (int __fd);
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extern ssize_t __read (int __fd, void *__buf, size_t __nbytes);
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libc_hidden_proto (__read)
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extern ssize_t __write (int __fd, const void *__buf, size_t __n);
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libc_hidden_proto (__write)
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extern __pid_t __fork (void);
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libc_hidden_proto (__fork)
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extern int __getpagesize (void) __attribute__ ((__const__));
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libc_hidden_proto (__getpagesize)
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extern int __ftruncate (int __fd, __off_t __length);
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extern int __ftruncate64 (int __fd, __off64_t __length);
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extern int __truncate (const char *path, __off_t __length);
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extern void *__sbrk (intptr_t __delta);
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libc_hidden_proto (__sbrk)
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/* This variable is set nonzero at startup if the process's effective
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IDs differ from its real IDs, or it is otherwise indicated that
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extra security should be used. When this is set the dynamic linker
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and some functions contained in the C library ignore various
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environment variables that normally affect them. */
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extern int __libc_enable_secure attribute_relro;
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extern int __libc_enable_secure_decided;
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#ifdef IS_IN_rtld
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/* XXX The #ifdef should go. */
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extern int __libc_enable_secure_internal attribute_relro attribute_hidden;
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#endif
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/* Various internal function. */
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extern void __libc_check_standard_fds (void);
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/* Special exit function which only terminates the current thread. */
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extern void __exit_thread (int val) __attribute__ ((noreturn));
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/* Internal name for fork function. */
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extern __pid_t __libc_fork (void);
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/* Suspend the process until a signal arrives.
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This always returns -1 and sets `errno' to EINTR. */
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extern int __libc_pause (void);
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/* Not cancelable variant. */
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extern int __pause_nocancel (void) attribute_hidden;
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extern int __have_sock_cloexec;
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/* At lot of other functionality became available at the same time as
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SOCK_CLOEXEC. Avoid defining separate variables for all of them
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unless it is really necessary. */
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#define __have_pipe2 __have_sock_cloexec
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#define __have_dup3 __have_sock_cloexec
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extern int __getlogin_r_loginuid (char *name, size_t namesize)
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attribute_hidden;
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__END_DECLS
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# endif
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#endif
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