1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
|
/*
* unistd.h
*/
#ifndef _UNISTD_H
#define _UNISTD_H
#include <klibc/extern.h>
#include <klibc/compiler.h>
#include <klibc/seek.h>
#include <stddef.h>
#include <sys/types.h>
#include <sys/select.h>
__extern char **environ;
__extern __noreturn _exit(int);
__extern pid_t fork(void);
__extern pid_t vfork(void);
__extern pid_t getpid(void);
__extern pid_t getpgid(pid_t);
__extern int setpgid(pid_t, pid_t);
__extern pid_t getppid(void);
__extern pid_t getpgrp(void);
__extern int setpgrp(void);
__extern pid_t setsid(void);
__extern pid_t getsid(pid_t);
__extern int execv(const char *, char *const *);
__extern int execvp(const char *, char *const *);
__extern int execve(const char *, char *const *, char *const *);
__extern int execvpe(const char *, char *const *, char *const *);
__extern int execl(const char *, const char *, ...);
__extern int execlp(const char *, const char *, ...);
__extern int execle(const char *, const char *, ...);
__extern int execlpe(const char *, const char *, ...);
__extern int nice(int);
__extern int setuid(uid_t);
__extern uid_t getuid(void);
__extern int seteuid(uid_t);
__extern uid_t geteuid(void);
__extern int setgid(gid_t);
__extern gid_t getgid(void);
__extern int setegid(gid_t);
__extern gid_t getegid(void);
__extern int getgroups(int, gid_t *);
__extern int setgroups(size_t, const gid_t *);
__extern int setreuid(uid_t, uid_t);
__extern int setregid(gid_t, gid_t);
__extern int setresuid(uid_t, uid_t, uid_t);
__extern int setresgid(gid_t, gid_t, gid_t);
__extern int getfsuid(uid_t);
__extern int setfsuid(uid_t);
/* Macros for access() */
#define R_OK 4 /* Read */
#define W_OK 2 /* Write */
#define X_OK 1 /* Execute */
#define F_OK 0 /* Existence */
__extern int access(const char *, int);
__extern int faccessat(int, const char *, int, int);
__extern int link(const char *, const char *);
__extern int linkat(int, const char *, int, const char *, int);
__extern int unlink(const char *);
__extern int unlinkat(int, const char *, int);
__extern int chdir(const char *);
__extern int fchdir(int);
__extern int chmod(const char *, mode_t);
__extern int fchmod(int, mode_t);
__extern int mkdir(const char *, mode_t);
__extern int mkdirat(int, const char *, mode_t);
__extern int rmdir(const char *);
__extern int pipe(int[2]);
__extern int pipe2(int[2], int);
__extern int chroot(const char *);
__extern int symlink(const char *, const char *);
__extern int symlinkat(const char *, int, const char *);
__extern int readlink(const char *, char *, size_t);
__extern int readlinkat(int, const char *, char *, size_t);
__extern int chown(const char *, uid_t, gid_t);
__extern int fchown(int, uid_t, gid_t);
__extern int lchown(const char *, uid_t, gid_t);
__extern char *getcwd(char *, size_t);
__extern int fchownat(int, const char *, uid_t, gid_t, int);
/* Also in <fcntl.h> */
#ifndef _KLIBC_IN_OPEN_C
__extern int open(const char *, int, ...);
__extern int openat(int, const char *, int, ...);
#endif
__extern int creat(const char *, mode_t);
__extern int close(int);
__extern off_t lseek(int, off_t, int);
/* off_t is 64 bits now even on 32-bit platforms; see llseek.c */
static __inline__ off_t llseek(int __f, off_t __o, int __w)
{
return lseek(__f, __o, __w);
}
__extern ssize_t read(int, void *, size_t);
__extern ssize_t write(int, const void *, size_t);
__extern ssize_t pread(int, void *, size_t, off_t);
__extern ssize_t pwrite(int, const void *, size_t, off_t);
__extern int dup(int);
__extern int dup2(int, int);
__extern int dup3(int, int, int);
__extern int fcntl(int, int, ...);
__extern int ioctl(int, int, void *);
__extern int ftruncate(int, off_t);
/*
* Macros for sync_file_range()
*/
#define SYNC_FILE_RANGE_WAIT_BEFORE 1
#define SYNC_FILE_RANGE_WRITE 2
#define SYNC_FILE_RANGE_WAIT_AFTER 4
__extern int sync(void);
__extern int fsync(int);
__extern int fdatasync(int);
__extern int sync_file_range(int, off_t, off_t, unsigned int);
__extern int pause(void);
__extern unsigned int alarm(unsigned int);
__extern unsigned int sleep(unsigned int);
__extern void usleep(unsigned long);
__extern int gethostname(char *, size_t);
__extern int sethostname(const char *, size_t);
__extern int getdomainname(char *, size_t);
__extern int setdomainname(const char *, size_t);
__extern void *__brk(void *);
__extern int brk(void *);
__extern void *sbrk(ptrdiff_t);
__extern int getopt(int, char *const *, const char *);
__extern char *optarg;
__extern int optind, opterr, optopt;
__extern int isatty(int);
__extern unsigned int __page_size;
__must_inline int getpagesize(void)
{
return __page_size;
}
__extern unsigned int __page_shift;
__must_inline int __getpageshift(void)
{
return __page_shift;
}
__extern int daemon(int, int);
/* Standard file descriptor numbers. */
#define STDIN_FILENO 0
#define STDOUT_FILENO 1
#define STDERR_FILENO 2
/* This #include must be at the end */
#include <sys/sysconf.h>
#endif /* _UNISTD_H */
|
