mirror of
git://git.musl-libc.org/musl
synced 2024-12-14 10:45:54 +00:00
144 lines
2.8 KiB
C
144 lines
2.8 KiB
C
#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
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|| defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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#define MINSIGSTKSZ 2048
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#define SIGSTKSZ 8192
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#endif
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#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
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typedef unsigned long long greg_t, gregset_t[32];
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typedef struct {
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union {
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double fp_dregs[32];
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struct {
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float _fp_fregs;
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unsigned _fp_pad;
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} fp_fregs[32];
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} fp_r;
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} fpregset_t;
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struct sigcontext {
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unsigned long long sc_regs[32];
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unsigned long long sc_fpregs[32];
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unsigned long long sc_mdhi;
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unsigned long long sc_hi1;
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unsigned long long sc_hi2;
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unsigned long long sc_hi3;
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unsigned long long sc_mdlo;
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unsigned long long sc_lo1;
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unsigned long long sc_lo2;
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unsigned long long sc_lo3;
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unsigned long long sc_pc;
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unsigned int sc_fpc_csr;
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unsigned int sc_used_math;
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unsigned int sc_dsp;
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unsigned int sc_reserved;
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};
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typedef struct {
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gregset_t gregs;
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fpregset_t fpregs;
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greg_t mdhi;
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greg_t hi1;
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greg_t hi2;
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greg_t hi3;
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greg_t mdlo;
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greg_t lo1;
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greg_t lo2;
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greg_t lo3;
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greg_t pc;
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unsigned int fpc_csr;
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unsigned int used_math;
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unsigned int dsp;
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unsigned int reserved;
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} mcontext_t;
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#else
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typedef struct {
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unsigned long long __mc1[32];
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double __mc2[32];
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unsigned long long __mc3[9];
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unsigned __mc4[4];
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} mcontext_t;
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#endif
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struct sigaltstack {
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void *ss_sp;
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size_t ss_size;
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int ss_flags;
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};
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typedef struct __ucontext {
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unsigned long uc_flags;
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struct __ucontext *uc_link;
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stack_t uc_stack;
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mcontext_t uc_mcontext;
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sigset_t uc_sigmask;
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} ucontext_t;
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#define SA_NOCLDSTOP 1
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#define SA_NOCLDWAIT 0x10000
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#define SA_SIGINFO 8
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#define SA_ONSTACK 0x08000000
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#define SA_RESTART 0x10000000
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#define SA_NODEFER 0x40000000
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#define SA_RESETHAND 0x80000000
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#define SA_RESTORER 0x04000000
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#undef SIG_BLOCK
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#undef SIG_UNBLOCK
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#undef SIG_SETMASK
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#define SIG_BLOCK 1
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#define SIG_UNBLOCK 2
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#define SIG_SETMASK 3
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#undef SI_ASYNCIO
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#undef SI_MESGQ
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#undef SI_TIMER
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#define SI_ASYNCIO (-2)
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#define SI_MESGQ (-4)
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#define SI_TIMER (-3)
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#define __SI_SWAP_ERRNO_CODE
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#endif
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#define SIGHUP 1
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#define SIGINT 2
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#define SIGQUIT 3
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#define SIGILL 4
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#define SIGTRAP 5
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#define SIGABRT 6
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#define SIGIOT SIGABRT
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#define SIGSTKFLT 7
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#define SIGFPE 8
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#define SIGKILL 9
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#define SIGBUS 10
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#define SIGSEGV 11
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#define SIGSYS 12
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#define SIGPIPE 13
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#define SIGALRM 14
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#define SIGTERM 15
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#define SIGUSR1 16
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#define SIGUSR2 17
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#define SIGCHLD 18
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#define SIGPWR 19
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#define SIGWINCH 20
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#define SIGURG 21
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#define SIGIO 22
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#define SIGPOLL SIGIO
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#define SIGSTOP 23
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#define SIGTSTP 24
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#define SIGCONT 25
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#define SIGTTIN 26
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#define SIGTTOU 27
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#define SIGVTALRM 28
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#define SIGPROF 29
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#define SIGXCPU 30
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#define SIGXFSZ 31
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#define SIGUNUSED SIGSYS
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#define _NSIG 128
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