1 | #ifndef _KERNEL_SIGACTION_H |
2 | # define _KERNEL_SIGACTION_H |
3 | |
4 | #ifdef SA_RESTORER |
5 | # define HAS_SA_RESTORER 1 |
6 | #endif |
7 | |
8 | /* This is the sigaction structure from the Linux 3.2 kernel. */ |
9 | struct kernel_sigaction |
10 | { |
11 | __sighandler_t k_sa_handler; |
12 | unsigned long sa_flags; |
13 | #ifdef HAS_SA_RESTORER |
14 | void (*sa_restorer) (void); |
15 | #endif |
16 | /* glibc sigset is larger than kernel expected one, however sigaction |
17 | passes the kernel expected size on rt_sigaction syscall. */ |
18 | sigset_t sa_mask; |
19 | }; |
20 | |
21 | #ifndef SET_SA_RESTORER |
22 | # define SET_SA_RESTORER(kact, act) |
23 | #endif |
24 | #ifndef RESET_SA_RESTORER |
25 | # define RESET_SA_RESTORER(act, kact) |
26 | #endif |
27 | |
28 | #endif |
29 | |