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/* Copyright (c) 2016 Phoenix Systems
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.*/
#ifndef _SYS_UNISTD_H
#define _SYS_UNISTD_H
#include <_ansi.h>
#include <features.h>
#include <sys/types.h>
#define __need_size_t
#define __need_ptrdiff_t
#include <stddef.h>
#include <sys/select.h>
extern char **environ;
void _exit(int status) _ATTRIBUTE ((__noreturn__));
int access(const char *pathname, int mode);
unsigned int alarm(unsigned seconds);
int chdir(const char *path);
int chmod(const char *pathname, mode_t mode);
int chown(const char *pathname, uid_t owner, gid_t group);
int chroot(const char *path);
int close(int fd);
int _close(int fd);
char *ctermid(char *s);
char *cuserid(char *string);
int daemon(int nochdir, int noclose);
int dup(int oldfd);
int dup2(int olffd, int newfd);
int execl(const char *path, const char *arg, ...);
int execle(const char *path, const char *arg, ...);
int execlp(const char *file, const char *arg, ...);
int execv(const char *path, char *const argv[]);
int execve(const char *filename, char *const argv[], char *const envp[]);
int _execve(const char *filename, char *const argv[], char *const envp[]);
int execvp(const char *file, char *const argv[]);
int execvpe(const char *file, char *const argv[], char *const envp[]);
int fchdir(int fd);
int fchmod(int fd, mode_t mode);
int fchown(int fd, uid_t owner, gid_t group);
int fdatasync(int fd);
pid_t fork();
long fpathconf(int fd, int name);
int fsync(int fd);
int ftruncate(int fd, off_t length);
char *getcwd(char *buf, size_t size);
int getdomainname(char *name, size_t len);
int getentropy(void *buf, size_t buflen);
gid_t getegid();
uid_t geteuid();
gid_t getgid();
int getgroups(int size, gid_t list[]);
int gethostname(char *name, size_t len);
char *getlogin();
#if defined(_POSIX_THREAD_SAFE_FUNCTIONS)
int getlogin_r(char *buf, size_t bufsize);
#endif
char *getpass(const char *prompt);
int getpagesize();
pid_t getpgid(pid_t pid);
pid_t getpgrp();
pid_t getpid();
pid_t getppid();
uid_t getuid();
char *getusershell();
char *getwd(char *buf);
int isatty(int fd);
int _isatty(int fd);
int issetugid();
int fchown(int fd, uid_t owner, gid_t group);
int lchown(const char *pathname, uid_t owner, gid_t group);
int link(const char *oldpath, const char *newpath);
int nice(int inc);
off_t lseek(int fd, off_t offset, int whence);
long pathconf(const char *path, int name);
int pause();
int pipe(int pipefd[2]);
ssize_t pread(int fd, void *buf, size_t count, off_t offset);
ssize_t pwrite(int fd, const void *buf, size_t count, off_t offset);
ssize_t read(int fd, void *buf, size_t count);
ssize_t readlink(const char *pathname, char *buf, size_t bufsiz);
int rmdir(const char *pathname);
void *sbrk(intptr_t increment);
int setegid(gid_t egid);
int seteuid(uid_t euid);
int setgid(gid_t gid);
int sethostname(const char *name, size_t len);
int setpgid(pid_t pid, pid_t pgid);
int setpgrp(void);
pid_t setsid(void);
int setuid(uid_t uid);
unsigned int sleep(unsigned int seconds);
void swab(const void *from, void *to, ssize_t n);
int symlink(const char *target, const char *linkpath);
long sysconf(int name);
pid_t tcgetpgrp(int fd);
int tcsetpgrp(int fd, pid_t pgrp);
int truncate(const char *path, off_t );
char *ttyname(int fd);
int ttyname_r(int fd, char *buf, size_t buflen);
int unlink(const char *pathname);
int usleep(useconds_t usec);
int vhangup();
ssize_t write(int fd, const void *buf, size_t count);
extern char *optarg; /* getopt(3) external variables */
extern int optind, opterr, optopt;
int getopt(int argc, char * const argv[], const char *optstring);
extern int optreset; /* getopt(3) external variable */
pid_t vfork();
extern char *suboptarg; /* getsubopt(3) external variable */
int getsubopt(char **optionp, char * const *tokens, char **valuep);
#define F_OK 0
#define R_OK 4
#define W_OK 2
#define X_OK 1
#define SEEK_SET 0
#define SEEK_CUR 1
#define SEEK_END 2
#include <sys/features.h>
#define STDIN_FILENO 0 /* Standard input file descriptor */
#define STDOUT_FILENO 1 /* Standard output file descriptor */
#define STDERR_FILENO 2 /* Standard error file descriptor */
/* sysconf values per IEEE Std 1003.1, 2008 Edition */
#define _SC_ARG_MAX 0
#define _SC_CHILD_MAX 1
#define _SC_CLK_TCK 2
#define _SC_NGROUPS_MAX 3
#define _SC_OPEN_MAX 4
#define _SC_JOB_CONTROL 5
#define _SC_SAVED_IDS 6
#define _SC_VERSION 7
#define _SC_PAGESIZE 8
#define _SC_PAGE_SIZE _SC_PAGESIZE
/* These are non-POSIX values we accidentally introduced in 2000 without
guarding them. Keeping them unguarded for backward compatibility. */
#define _SC_NPROCESSORS_CONF 9
#define _SC_NPROCESSORS_ONLN 10
#define _SC_PHYS_PAGES 11
#define _SC_AVPHYS_PAGES 12
/* End of non-POSIX values. */
#define _SC_MQ_OPEN_MAX 13
#define _SC_MQ_PRIO_MAX 14
#define _SC_RTSIG_MAX 15
#define _SC_SEM_NSEMS_MAX 16
#define _SC_SEM_VALUE_MAX 17
#define _SC_SIGQUEUE_MAX 18
#define _SC_TIMER_MAX 19
#define _SC_TZNAME_MAX 20
#define _SC_ASYNCHRONOUS_IO 21
#define _SC_FSYNC 22
#define _SC_MAPPED_FILES 23
#define _SC_MEMLOCK 24
#define _SC_MEMLOCK_RANGE 25
#define _SC_MEMORY_PROTECTION 26
#define _SC_MESSAGE_PASSING 27
#define _SC_PRIORITIZED_IO 28
#define _SC_REALTIME_SIGNALS 29
#define _SC_SEMAPHORES 30
#define _SC_SHARED_MEMORY_OBJECTS 31
#define _SC_SYNCHRONIZED_IO 32
#define _SC_TIMERS 33
#define _SC_AIO_LISTIO_MAX 34
#define _SC_AIO_MAX 35
#define _SC_AIO_PRIO_DELTA_MAX 36
#define _SC_DELAYTIMER_MAX 37
#define _SC_THREAD_KEYS_MAX 38
#define _SC_THREAD_STACK_MIN 39
#define _SC_THREAD_THREADS_MAX 40
#define _SC_TTY_NAME_MAX 41
#define _SC_THREADS 42
#define _SC_THREAD_ATTR_STACKADDR 43
#define _SC_THREAD_ATTR_STACKSIZE 44
#define _SC_THREAD_PRIORITY_SCHEDULING 45
#define _SC_THREAD_PRIO_INHERIT 46
#define _SC_THREAD_PRIO_PROTECT 47
#define _SC_THREAD_PRIO_CEILING _SC_THREAD_PRIO_PROTECT
#define _SC_THREAD_PROCESS_SHARED 48
#define _SC_THREAD_SAFE_FUNCTIONS 49
#define _SC_GETGR_R_SIZE_MAX 50
#define _SC_GETPW_R_SIZE_MAX 51
#define _SC_LOGIN_NAME_MAX 52
#define _SC_THREAD_DESTRUCTOR_ITERATIONS 53
#define _SC_ADVISORY_INFO 54
#define _SC_ATEXIT_MAX 55
#define _SC_BARRIERS 56
#define _SC_BC_BASE_MAX 57
#define _SC_BC_DIM_MAX 58
#define _SC_BC_SCALE_MAX 59
#define _SC_BC_STRING_MAX 60
#define _SC_CLOCK_SELECTION 61
#define _SC_COLL_WEIGHTS_MAX 62
#define _SC_CPUTIME 63
#define _SC_EXPR_NEST_MAX 64
#define _SC_HOST_NAME_MAX 65
#define _SC_IOV_MAX 66
#define _SC_IPV6 67
#define _SC_LINE_MAX 68
#define _SC_MONOTONIC_CLOCK 69
#define _SC_RAW_SOCKETS 70
#define _SC_READER_WRITER_LOCKS 71
#define _SC_REGEXP 72
#define _SC_RE_DUP_MAX 73
#define _SC_SHELL 74
#define _SC_SPAWN 75
#define _SC_SPIN_LOCKS 76
#define _SC_SPORADIC_SERVER 77
#define _SC_SS_REPL_MAX 78
#define _SC_SYMLOOP_MAX 79
#define _SC_THREAD_CPUTIME 80
#define _SC_THREAD_SPORADIC_SERVER 81
#define _SC_TIMEOUTS 82
#define _SC_TRACE 83
#define _SC_TRACE_EVENT_FILTER 84
#define _SC_TRACE_EVENT_NAME_MAX 85
#define _SC_TRACE_INHERIT 86
#define _SC_TRACE_LOG 87
#define _SC_TRACE_NAME_MAX 88
#define _SC_TRACE_SYS_MAX 89
#define _SC_TRACE_USER_EVENT_MAX 90
#define _SC_TYPED_MEMORY_OBJECTS 91
#define _SC_V7_ILP32_OFF32 92
#define _SC_V6_ILP32_OFF32 _SC_V7_ILP32_OFF32
#define _SC_XBS5_ILP32_OFF32 _SC_V7_ILP32_OFF32
#define _SC_V7_ILP32_OFFBIG 93
#define _SC_V6_ILP32_OFFBIG _SC_V7_ILP32_OFFBIG
#define _SC_XBS5_ILP32_OFFBIG _SC_V7_ILP32_OFFBIG
#define _SC_V7_LP64_OFF64 94
#define _SC_V6_LP64_OFF64 _SC_V7_LP64_OFF64
#define _SC_XBS5_LP64_OFF64 _SC_V7_LP64_OFF64
#define _SC_V7_LPBIG_OFFBIG 95
#define _SC_V6_LPBIG_OFFBIG _SC_V7_LPBIG_OFFBIG
#define _SC_XBS5_LPBIG_OFFBIG _SC_V7_LPBIG_OFFBIG
#define _SC_XOPEN_CRYPT 96
#define _SC_XOPEN_ENH_I18N 97
#define _SC_XOPEN_LEGACY 98
#define _SC_XOPEN_REALTIME 99
#define _SC_STREAM_MAX 100
#define _SC_PRIORITY_SCHEDULING 101
#define _SC_XOPEN_REALTIME_THREADS 102
#define _SC_XOPEN_SHM 103
#define _SC_XOPEN_STREAMS 104
#define _SC_XOPEN_UNIX 105
#define _SC_XOPEN_VERSION 106
#define _SC_2_CHAR_TERM 107
#define _SC_2_C_BIND 108
#define _SC_2_C_DEV 109
#define _SC_2_FORT_DEV 110
#define _SC_2_FORT_RUN 111
#define _SC_2_LOCALEDEF 112
#define _SC_2_PBS 113
#define _SC_2_PBS_ACCOUNTING 114
#define _SC_2_PBS_CHECKPOINT 115
#define _SC_2_PBS_LOCATE 116
#define _SC_2_PBS_MESSAGE 117
#define _SC_2_PBS_TRACK 118
#define _SC_2_SW_DEV 119
#define _SC_2_UPE 120
#define _SC_2_VERSION 121
#define _SC_THREAD_ROBUST_PRIO_INHERIT 122
#define _SC_THREAD_ROBUST_PRIO_PROTECT 123
#define _SC_XOPEN_UUCP 124
#define _SC_LEVEL1_ICACHE_SIZE 125
#define _SC_LEVEL1_ICACHE_ASSOC 126
#define _SC_LEVEL1_ICACHE_LINESIZE 127
#define _SC_LEVEL1_DCACHE_SIZE 128
#define _SC_LEVEL1_DCACHE_ASSOC 129
#define _SC_LEVEL1_DCACHE_LINESIZE 130
#define _SC_LEVEL2_CACHE_SIZE 131
#define _SC_LEVEL2_CACHE_ASSOC 132
#define _SC_LEVEL2_CACHE_LINESIZE 133
#define _SC_LEVEL3_CACHE_SIZE 134
#define _SC_LEVEL3_CACHE_ASSOC 135
#define _SC_LEVEL3_CACHE_LINESIZE 136
#define _SC_LEVEL4_CACHE_SIZE 137
#define _SC_LEVEL4_CACHE_ASSOC 138
#define _SC_LEVEL4_CACHE_LINESIZE 139
#endif
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