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1 | /* |
1 | /* |
2 | * Copyright (c) 2005 Martin Decky |
2 | * Copyright (c) 2005 Martin Decky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup libc |
29 | /** @addtogroup libc |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef LIBC_UNISTD_H_ |
35 | #ifndef LIBC_UNISTD_H_ |
36 | #define LIBC_UNISTD_H_ |
36 | #define LIBC_UNISTD_H_ |
37 | 37 | ||
38 | #include <sys/types.h> |
38 | #include <sys/types.h> |
39 | #include <libarch/config.h> |
39 | #include <libarch/config.h> |
40 | 40 | ||
41 | #ifndef NULL |
41 | #ifndef NULL |
42 | #define NULL 0 |
42 | #define NULL 0 |
43 | #endif |
43 | #endif |
44 | 44 | ||
45 | #define getpagesize() (PAGE_SIZE) |
45 | #define getpagesize() (PAGE_SIZE) |
46 | 46 | ||
47 | #ifndef SEEK_SET |
47 | #ifndef SEEK_SET |
48 | #define SEEK_SET 0 |
48 | #define SEEK_SET 0 |
49 | #define SEEK_CUR 1 |
49 | #define SEEK_CUR 1 |
50 | #define SEEK_END 2 |
50 | #define SEEK_END 2 |
51 | #endif |
51 | #endif |
52 | 52 | ||
53 | extern ssize_t write(int, const void *, size_t); |
53 | extern ssize_t write(int, const void *, size_t); |
54 | extern ssize_t read(int, void *, size_t); |
54 | extern ssize_t read(int, void *, size_t); |
55 | 55 | ||
56 | extern off_t lseek(int, off_t, int); |
56 | extern off_t lseek(int, off_t, int); |
57 | extern int ftruncate(int, off_t); |
57 | extern int ftruncate(int, off_t); |
58 | 58 | ||
59 | extern int close(int); |
59 | extern int close(int); |
60 | extern int fsync(int); |
60 | extern int fsync(int); |
61 | extern int unlink(const char *); |
61 | extern int unlink(const char *); |
62 | 62 | ||
63 | extern char *getcwd(char *buf, size_t); |
63 | extern char *getcwd(char *buf, size_t); |
64 | extern int rmdir(const char *); |
64 | extern int rmdir(const char *); |
65 | extern int chdir(const char *); |
65 | extern int chdir(const char *); |
66 | 66 | ||
67 | extern void _exit(int status) __attribute__ ((noreturn)); |
67 | extern void _exit(int status) __attribute__ ((noreturn)); |
68 | extern void *sbrk(ssize_t incr); |
- | |
69 | extern int usleep(unsigned long usec); |
68 | extern int usleep(unsigned long usec); |
70 | extern unsigned int sleep(unsigned int seconds); |
69 | extern unsigned int sleep(unsigned int seconds); |
71 | 70 | ||
72 | #endif |
71 | #endif |
73 | 72 | ||
74 | /** @} |
73 | /** @} |
75 | */ |
74 | */ |
76 | 75 |