210 lines
6.0 KiB
C
210 lines
6.0 KiB
C
/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
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This file is part of the Sortix C Library.
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The Sortix C Library is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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The Sortix C Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
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unistd.h
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The <unistd.h> header defines miscellaneous symbolic constants and types,
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and declares miscellaneous functions.
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*******************************************************************************/
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/* TODO: POSIX-1.2008 compliance is only partial */
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#ifndef _UNISTD_H
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#define _UNISTD_H 1
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#include <features.h>
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#if defined(_SORTIX_SOURCE)
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#include <stdint.h>
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#include <stdarg.h>
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#include <sortix/fork.h>
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#endif
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#include <sortix/seek.h>
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#include <sortix/unistd.h>
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#define _SORTIX_ALWAYS_SBRK
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__BEGIN_DECLS
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/* Currently just say we support the newest POSIX. */
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/* TODO: Support the newest POSIX. */
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#define _POSIX_VERSION 200809L
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#define _POSIX2_VERSION 200809L
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/* Currently just say we support the newest X/Open */
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/* TODO: Support the newest X/Open */
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#define _XOPEN_VERSION 700
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/* TODO: _POSIX_*, _POSIX2_*, _XOPEN_* is missing here. */
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/* TODO: _POSIX_*, _POSIX2_* is missing here. */
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@include(NULL.h)
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/* TODO: _CS_* is missing here. */
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/* TODO: F_* is missing here. */
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/* TODO: _PC_* is missing here. */
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/* TODO: _SC_* is missing here. */
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#define STDIN_FILENO (0)
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#define STDOUT_FILENO (1)
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#define STDERR_FILENO (2)
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/* TODO: _POSIX_VDISABLE is missing here. */
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@include(size_t.h)
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@include(ssize_t.h)
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@include(uid_t.h)
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@include(gid_t.h)
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@include(off_t.h)
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@include(pid_t.h)
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@include(useconds_t.h)
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#if defined(_SORTIX_SOURCE) || defined(_SORTIX_ALWAYS_SBRK)
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@include(intn_t.h)
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#endif
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#if defined(_WANT_ENVIRON)
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extern char** environ;
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#endif
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/* TODO: These are not implemented in sortix libc yet. */
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#if defined(__SORTIX_SHOW_UNIMPLEMENTED)
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unsigned alarm(unsigned);
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size_t confstr(int, char*, size_t);
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char* crypt(const char*, const char*);
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char* ctermid(char*);
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void encrypt(char [64], int);
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int faccessat(int, const char*, int, int);
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int fchdir(int);
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int fchown(int, uid_t, gid_t);
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int fchownat(int, const char*, uid_t, gid_t, int);
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int fdatasync(int);
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int fexecve(int, char* const [], char* const []);
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long fpathconf(int, int);
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int fsync(int);
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gid_t getegid(void);
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uid_t geteuid(void);
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gid_t getgid(void);
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int getgroups(int, gid_t []);
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long gethostid(void);
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int gethostname(char*, size_t);
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char* getlogin(void);
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int getlogin_r(char*, size_t);
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int getopt(int, char* const [], const char*);
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pid_t getpgid(pid_t);
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pid_t getpgrp(void);
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pid_t getsid(pid_t);
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uid_t getuid(void);
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int lchown(const char*, uid_t, gid_t);
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int linkat(int, const char*, int, const char*, int);
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int lockf(int, int, off_t);
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int nice(int);
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long pathconf(const char*, int);
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int pause(void);
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ssize_t readlink(const char* restrict, char* restrict, size_t);
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ssize_t readlinkat(int, const char* restrict, char* restrict, size_t);
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int setegid(gid_t);
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int seteuid(uid_t);
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int setgid(gid_t);
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int setpgid(pid_t, pid_t);
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int setregid(gid_t, gid_t);
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int setreuid(uid_t, uid_t);
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pid_t setsid(void);
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int setuid(uid_t);
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void swab(const void* restrict, void* restrict, ssize_t);
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int symlink(const char*, const char*);
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int symlinkat(const char*, int, const char*);
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void sync(void);
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long sysconf(int);
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pid_t tcgetpgrp(int);
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int tcsetpgrp(int, pid_t);
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char* ttyname(int);
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int ttyname_r(int, char*, size_t);
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int unlinkat(int, const char*, int);
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#if __POSIX_OBSOLETE <= 200801
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pid_t setpgrp(void);
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#endif
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extern char* optarg;
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extern int opterr, optind, optopt;
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#endif
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int access(const char*, int);
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int chdir(const char*);
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int chown(const char*, uid_t, gid_t);
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int close(int);
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int dup2(int, int);
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int dup(int);
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void _exit(int) __attribute__ ((noreturn));
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int execl(const char*, const char*, ...);
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int execle(const char*, const char*, ...);
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int execlp(const char*, const char*, ...);
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int execv(const char*, char* const []);
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int execve(const char*, char* const [], char* const []);
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int execvp(const char*, char* const []);
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pid_t fork(void);
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int ftruncate(int, off_t);
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char* getcwd(char*, size_t);
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char* get_current_dir_name(void);
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pid_t getpid(void);
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pid_t getppid(void);
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int isatty(int);
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int link(const char*, const char*);
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off_t lseek(int, off_t, int);
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int pipe(int [2]);
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ssize_t pread(int, void*, size_t, off_t);
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ssize_t pwrite(int, const void*, size_t, off_t);
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ssize_t read(int, void*, size_t);
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int rmdir(const char*);
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unsigned sleep(unsigned);
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int truncate(const char*, off_t);
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#if __POSIX_OBSOLETE <= 200112 || defined(_SORTIX_SOURCE)
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int usleep(useconds_t useconds);
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#endif
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int unlink(const char*);
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ssize_t write(int, const void*, size_t);
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#if defined(_SORTIX_SOURCE)
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int execvpe(const char*, char* const [], char* const []);
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int getdtablesize(void);
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size_t getpagesize(void);
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int memstat(size_t* memused, size_t* memtotal);
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size_t preadall(int fd, void* buf, size_t count, off_t off);
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size_t preadleast(int fd, void* buf, size_t least, size_t max, off_t off);
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size_t pwriteall(int fd, const void* buf, size_t count, off_t off);
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size_t pwriteleast(int fd, const void* buf, size_t least, size_t max, off_t off);
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size_t readall(int fd, void* buf, size_t count);
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size_t readleast(int fd, void* buf, size_t least, size_t max);
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pid_t sfork(int flags);
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pid_t tfork(int flags, tforkregs_t* regs);
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int uptime(uintmax_t* usecssinceboot);
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size_t writeall(int fd, const void* buf, size_t count);
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size_t writeleast(int fd, const void* buf, size_t least, size_t max);
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#endif
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#if defined(_SORTIX_SOURCE) || defined(_SORTIX_ALWAYS_SBRK)
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void* sbrk(intptr_t increment);
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#endif
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__END_DECLS
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#endif
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