77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
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/*
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* unistd.h --
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*
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* Macros, constants and prototypes for Posix conformance.
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*
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* Copyright 1989 Regents of the University of California Permission to use,
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* copy, modify, and distribute this software and its documentation for any
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* purpose and without fee is hereby granted, provided that the above
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* copyright notice appear in all copies. The University of California makes
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* no representations about the suitability of this software for any purpose.
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* It is provided "as is" without express or implied warranty.
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*/
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#ifndef _UNISTD
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#define _UNISTD
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#include <sys/types.h>
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#ifndef NULL
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#define NULL 0
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#endif
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/*
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* Strict POSIX stuff goes here. Extensions go down below, in the ifndef
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* _POSIX_SOURCE section.
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*/
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extern void _exit(int status);
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extern int access(const char *path, int mode);
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extern int chdir(const char *path);
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extern int chown(const char *path, uid_t owner, gid_t group);
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extern int close(int fd);
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extern int dup(int oldfd);
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extern int dup2(int oldfd, int newfd);
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extern int execl(const char *path, ...);
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extern int execle(const char *path, ...);
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extern int execlp(const char *file, ...);
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extern int execv(const char *path, char **argv);
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extern int execve(const char *path, char **argv, char **envp);
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extern int execvpw(const char *file, char **argv);
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extern pid_t fork(void);
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extern char * getcwd(char *buf, size_t size);
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extern gid_t getegid(void);
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extern uid_t geteuid(void);
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extern gid_t getgid(void);
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extern int getgroups(int bufSize, int *buffer);
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extern pid_t getpid(void);
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extern uid_t getuid(void);
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extern int isatty(int fd);
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extern long lseek(int fd, long offset, int whence);
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extern int pipe(int *fildes);
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extern int read(int fd, char *buf, size_t size);
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extern int setgid(gid_t group);
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extern int setuid(uid_t user);
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extern unsigned sleep(unsigned seconds);
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extern char * ttyname(int fd);
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extern int unlink(const char *path);
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extern int write(int fd, const char *buf, size_t size);
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#ifndef _POSIX_SOURCE
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extern char * crypt(const char *, const char *);
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extern int fchown(int fd, uid_t owner, gid_t group);
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extern int flock(int fd, int operation);
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extern int ftruncate(int fd, unsigned long length);
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extern int ioctl(int fd, int request, ...);
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extern int readlink(const char *path, char *buf, int bufsize);
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extern int setegid(gid_t group);
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extern int seteuidw(uid_t user);
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extern int setreuid(int ruid, int euid);
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extern int symlink(const char *, const char *);
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extern int ttyslot(void);
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extern int truncate(const char *path, unsigned long length);
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extern int vfork(void);
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#endif /* _POSIX_SOURCE */
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#endif /* _UNISTD */
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