qemu/bsd-user/freebsd/target_os_signal.h
Warner Losh 2373a62ae9 bsd-user: Create setup_sigframe_arch to setup sigframe context
Define setup_sigframe_arch whose job it is to setup the mcontext for the
sigframe. Implement for x86 to just call mcontext.

Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
2022-01-28 15:52:38 -07:00

82 lines
3.8 KiB
C

#ifndef _TARGET_OS_SIGNAL_H_
#define _TARGET_OS_SIGNAL_H_
#include "target_os_siginfo.h"
#include "target_arch_signal.h"
abi_long setup_sigframe_arch(CPUArchState *env, abi_ulong frame_addr,
struct target_sigframe *frame, int flags);
/* Compare to sys/signal.h */
#define TARGET_SIGHUP 1 /* hangup */
#define TARGET_SIGINT 2 /* interrupt */
#define TARGET_SIGQUIT 3 /* quit */
#define TARGET_SIGILL 4 /* illegal instruction (not reset when caught) */
#define TARGET_SIGTRAP 5 /* trace trap (not reset when caught) */
#define TARGET_SIGABRT 6 /* abort() */
#define TARGET_SIGIOT SIGABRT /* compatibility */
#define TARGET_SIGEMT 7 /* EMT instruction */
#define TARGET_SIGFPE 8 /* floating point exception */
#define TARGET_SIGKILL 9 /* kill (cannot be caught or ignored) */
#define TARGET_SIGBUS 10 /* bus error */
#define TARGET_SIGSEGV 11 /* segmentation violation */
#define TARGET_SIGSYS 12 /* bad argument to system call */
#define TARGET_SIGPIPE 13 /* write on a pipe with no one to read it */
#define TARGET_SIGALRM 14 /* alarm clock */
#define TARGET_SIGTERM 15 /* software termination signal from kill */
#define TARGET_SIGURG 16 /* urgent condition on IO channel */
#define TARGET_SIGSTOP 17 /* sendable stop signal not from tty */
#define TARGET_SIGTSTP 18 /* stop signal from tty */
#define TARGET_SIGCONT 19 /* continue a stopped process */
#define TARGET_SIGCHLD 20 /* to parent on child stop or exit */
#define TARGET_SIGTTIN 21 /* to readers pgrp upon background tty read */
#define TARGET_SIGTTOU 22 /* like TTIN for output if(tp->t_local&LTOSTOP)*/
#define TARGET_SIGIO 23 /* input/output possible signal */
#define TARGET_SIGXCPU 24 /* exceeded CPU time limit */
#define TARGET_SIGXFSZ 25 /* exceeded file size limit */
#define TARGET_SIGVTALRM 26 /* virtual time alarm */
#define TARGET_SIGPROF 27 /* profiling time alarm */
#define TARGET_SIGWINCH 28 /* window size changes */
#define TARGET_SIGINFO 29 /* information request */
#define TARGET_SIGUSR1 30 /* user defined signal 1 */
#define TARGET_SIGUSR2 31 /* user defined signal 2 */
#define TARGET_SIGTHR 32 /* reserved by thread library */
#define TARGET_SIGLWP SIGTHR /* compatibility */
#define TARGET_SIGLIBRT 33 /* reserved by the real-time library */
#define TARGET_SIGRTMIN 65
#define TARGET_SIGRTMAX 126
/*
* Language spec says we must list exactly one parameter, even though we
* actually supply three. Ugh!
*/
#define TARGET_SIG_DFL ((abi_long)0) /* default signal handling */
#define TARGET_SIG_IGN ((abi_long)1) /* ignore signal */
#define TARGET_SIG_ERR ((abi_long)-1) /* error return from signal */
#define TARGET_SA_ONSTACK 0x0001 /* take signal on signal stack */
#define TARGET_SA_RESTART 0x0002 /* restart system on signal return */
#define TARGET_SA_RESETHAND 0x0004 /* reset to SIG_DFL when taking signal */
#define TARGET_SA_NODEFER 0x0010 /* don't mask the signal we're delivering */
#define TARGET_SA_NOCLDWAIT 0x0020 /* don't create zombies (assign to pid 1) */
#define TARGET_SA_USERTRAMP 0x0100 /* do not bounce off kernel's sigtramp */
#define TARGET_SA_NOCLDSTOP 0x0008 /* do not generate SIGCHLD on child stop */
#define TARGET_SA_SIGINFO 0x0040 /* generate siginfo_t */
/*
* Flags for sigprocmask:
*/
#define TARGET_SIG_BLOCK 1 /* block specified signal set */
#define TARGET_SIG_UNBLOCK 2 /* unblock specified signal set */
#define TARGET_SIG_SETMASK 3 /* set specified signal set */
#define TARGET_BADSIG SIG_ERR
/*
* sigaltstack control
*/
#define TARGET_SS_ONSTACK 0x0001 /* take signals on alternate stack */
#define TARGET_SS_DISABLE 0x0004 /* disable taking signals on alternate stack*/
#endif /* !_TARGET_OS_SIGNAL_H_ */