Contents of /trunk/mkinitrd-magellan/klibc/usr/dash/system.h
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Wed Aug 18 21:11:40 2010 UTC (14 years, 1 month ago) by niro
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Wed Aug 18 21:11:40 2010 UTC (14 years, 1 month ago) by niro
File MIME type: text/plain
File size: 2726 byte(s)
-updated to klibc-1.5.19
1 | /* |
2 | * Copyright (c) 2004 |
3 | * Herbert Xu <herbert@gondor.apana.org.au>. All rights reserved. |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
8 | * 1. Redistributions of source code must retain the above copyright |
9 | * notice, this list of conditions and the following disclaimer. |
10 | * 2. Redistributions in binary form must reproduce the above copyright |
11 | * notice, this list of conditions and the following disclaimer in the |
12 | * documentation and/or other materials provided with the distribution. |
13 | * 3. The name of the author may not be used to endorse or promote products |
14 | * derived from this software without specific prior written permission. |
15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
26 | * SUCH DAMAGE. |
27 | */ |
28 | |
29 | #include <limits.h> |
30 | #include <signal.h> |
31 | #include <sys/types.h> |
32 | |
33 | #ifndef SSIZE_MAX |
34 | #define SSIZE_MAX ((ssize_t)((size_t)-1 >> 1)) |
35 | #endif |
36 | |
37 | static inline void sigclearmask(void) |
38 | { |
39 | #ifdef HAVE_SIGSETMASK |
40 | sigsetmask(0); |
41 | #else |
42 | sigset_t set; |
43 | sigemptyset(&set); |
44 | sigprocmask(SIG_SETMASK, &set, 0); |
45 | #endif |
46 | } |
47 | |
48 | #ifndef HAVE_MEMPCPY |
49 | void *mempcpy(void *, const void *, size_t); |
50 | #endif |
51 | |
52 | #ifndef HAVE_STPCPY |
53 | char *stpcpy(char *, const char *); |
54 | #endif |
55 | |
56 | #ifndef HAVE_STRCHRNUL |
57 | char *strchrnul(const char *, int); |
58 | #endif |
59 | |
60 | #ifndef HAVE_STRSIGNAL |
61 | char *strsignal(int); |
62 | #endif |
63 | |
64 | #ifndef HAVE_STRTOIMAX |
65 | #define strtoimax strtoll |
66 | #endif |
67 | |
68 | #ifndef HAVE_STRTOUMAX |
69 | #define strtoumax strtoull |
70 | #endif |
71 | |
72 | #ifndef HAVE_BSEARCH |
73 | void *bsearch(const void *, const void *, size_t, size_t, |
74 | int (*)(const void *, const void *)); |
75 | #endif |
76 | |
77 | #ifndef HAVE_KILLPG |
78 | static inline int killpg(pid_t pid, int signal) |
79 | { |
80 | #ifdef DEBUG |
81 | if (pid < 0) |
82 | abort(); |
83 | #endif |
84 | return kill(-pid, signal); |
85 | } |
86 | #endif |
87 | |
88 | #ifndef HAVE_SYSCONF |
89 | #define _SC_CLK_TCK 2 |
90 | long sysconf(int) __attribute__((__noreturn__)); |
91 | #endif |
92 | |
93 | /* |
94 | * A trick to suppress uninitialized variable warning without generating any |
95 | * code |
96 | */ |
97 | #define uninitialized_var(x) x = x |