Annotation of /trunk/mkinitrd-magellan/klibc/usr/include/arch/i386/klibc/archsignal.h
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Sat Sep 1 22:45:15 2007 UTC (16 years, 9 months ago) by niro
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Sat Sep 1 22:45:15 2007 UTC (16 years, 9 months ago) by niro
File MIME type: text/plain
File size: 2900 byte(s)
-import if magellan mkinitrd; it is a fork of redhats mkinitrd-5.0.8 with all magellan patches and features; deprecates magellan-src/mkinitrd
1 | niro | 532 | /* |
2 | * arch/i386/include/klibc/archsignal.h | ||
3 | * | ||
4 | * Architecture-specific signal definitions | ||
5 | * | ||
6 | */ | ||
7 | |||
8 | #ifndef _KLIBC_ARCHSIGNAL_H | ||
9 | #define _KLIBC_ARCHSIGNAL_H | ||
10 | |||
11 | /* The in-kernel headers for i386 still have libc5 | ||
12 | crap in them. Reconsider using <asm/signal.h> | ||
13 | when/if it gets cleaned up; for now, duplicate | ||
14 | the definitions here. */ | ||
15 | |||
16 | #define _NSIG 64 | ||
17 | #define _NSIG_BPW 32 | ||
18 | #define _NSIG_WORDS (_NSIG / _NSIG_BPW) | ||
19 | |||
20 | typedef struct { | ||
21 | unsigned long sig[_NSIG_WORDS]; | ||
22 | } sigset_t; | ||
23 | |||
24 | #define SIGHUP 1 | ||
25 | #define SIGINT 2 | ||
26 | #define SIGQUIT 3 | ||
27 | #define SIGILL 4 | ||
28 | #define SIGTRAP 5 | ||
29 | #define SIGABRT 6 | ||
30 | #define SIGIOT 6 | ||
31 | #define SIGBUS 7 | ||
32 | #define SIGFPE 8 | ||
33 | #define SIGKILL 9 | ||
34 | #define SIGUSR1 10 | ||
35 | #define SIGSEGV 11 | ||
36 | #define SIGUSR2 12 | ||
37 | #define SIGPIPE 13 | ||
38 | #define SIGALRM 14 | ||
39 | #define SIGTERM 15 | ||
40 | #define SIGSTKFLT 16 | ||
41 | #define SIGCHLD 17 | ||
42 | #define SIGCONT 18 | ||
43 | #define SIGSTOP 19 | ||
44 | #define SIGTSTP 20 | ||
45 | #define SIGTTIN 21 | ||
46 | #define SIGTTOU 22 | ||
47 | #define SIGURG 23 | ||
48 | #define SIGXCPU 24 | ||
49 | #define SIGXFSZ 25 | ||
50 | #define SIGVTALRM 26 | ||
51 | #define SIGPROF 27 | ||
52 | #define SIGWINCH 28 | ||
53 | #define SIGIO 29 | ||
54 | #define SIGPOLL SIGIO | ||
55 | #define SIGPWR 30 | ||
56 | #define SIGSYS 31 | ||
57 | #define SIGUNUSED 31 | ||
58 | |||
59 | #define SIGRTMIN 32 | ||
60 | #define SIGRTMAX (_NSIG-1) | ||
61 | |||
62 | /* | ||
63 | * SA_FLAGS values: | ||
64 | * | ||
65 | * SA_ONSTACK indicates that a registered stack_t will be used. | ||
66 | * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the | ||
67 | * SA_RESTART flag to get restarting signals (which were the default long ago) | ||
68 | * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. | ||
69 | * SA_RESETHAND clears the handler when the signal is delivered. | ||
70 | * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. | ||
71 | * SA_NODEFER prevents the current signal from being masked in the handler. | ||
72 | * | ||
73 | * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single | ||
74 | * Unix names RESETHAND and NODEFER respectively. | ||
75 | */ | ||
76 | #define SA_NOCLDSTOP 0x00000001u | ||
77 | #define SA_NOCLDWAIT 0x00000002u | ||
78 | #define SA_SIGINFO 0x00000004u | ||
79 | #define SA_ONSTACK 0x08000000u | ||
80 | #define SA_RESTART 0x10000000u | ||
81 | #define SA_NODEFER 0x40000000u | ||
82 | #define SA_RESETHAND 0x80000000u | ||
83 | |||
84 | #define SA_NOMASK SA_NODEFER | ||
85 | #define SA_ONESHOT SA_RESETHAND | ||
86 | #define SA_INTERRUPT 0x20000000 /* dummy -- ignored */ | ||
87 | |||
88 | #define SA_RESTORER 0x04000000 | ||
89 | |||
90 | /* | ||
91 | * sigaltstack controls | ||
92 | */ | ||
93 | #define SS_ONSTACK 1 | ||
94 | #define SS_DISABLE 2 | ||
95 | |||
96 | #define MINSIGSTKSZ 2048 | ||
97 | #define SIGSTKSZ 8192 | ||
98 | |||
99 | #include <asm-generic/signal.h> | ||
100 | |||
101 | /* This uses gcc anonymous union support... */ | ||
102 | struct siginfo; | ||
103 | |||
104 | struct sigaction { | ||
105 | union { | ||
106 | __sighandler_t sa_handler; | ||
107 | void (*sa_sigaction)(int, struct siginfo *, void *); | ||
108 | }; | ||
109 | unsigned long sa_flags; | ||
110 | __sigrestore_t sa_restorer; | ||
111 | sigset_t sa_mask; | ||
112 | }; | ||
113 | |||
114 | #endif |