1 | /* Architecture-specific adjustments to siginfo_t. x86 version. */ |
2 | #ifndef _BITS_SIGINFO_ARCH_H |
3 | #define _BITS_SIGINFO_ARCH_H 1 |
4 | |
5 | #if defined __x86_64__ && __WORDSIZE == 32 |
6 | /* si_utime and si_stime must be 4 byte aligned for x32 to match the |
7 | kernel. We align siginfo_t to 8 bytes so that si_utime and |
8 | si_stime are actually aligned to 8 bytes since their offsets are |
9 | multiple of 8 bytes. Note: with some compilers, the alignment |
10 | attribute would be ignored if it were put in __SI_CLOCK_T instead |
11 | of encapsulated in a typedef. */ |
12 | typedef __clock_t __attribute__ ((__aligned__ (4))) __sigchld_clock_t; |
13 | # define __SI_ALIGNMENT __attribute__ ((__aligned__ (8))) |
14 | # define __SI_CLOCK_T __sigchld_clock_t |
15 | #endif |
16 | |
17 | #endif |
18 | |