diff options
Diffstat (limited to 'bsd-user/signal.c')
| -rw-r--r-- | bsd-user/signal.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/bsd-user/signal.c b/bsd-user/signal.c index db8cf0a08f..454aef2993 100644 --- a/bsd-user/signal.c +++ b/bsd-user/signal.c @@ -48,6 +48,18 @@ int target_to_host_signal(int sig) return sig; } +/* Adjust the signal context to rewind out of safe-syscall if we're in it */ +static inline void rewind_if_in_safe_syscall(void *puc) +{ + ucontext_t *uc = (ucontext_t *)puc; + uintptr_t pcreg = host_signal_pc(uc); + + if (pcreg > (uintptr_t)safe_syscall_start + && pcreg < (uintptr_t)safe_syscall_end) { + host_signal_set_pc(uc, (uintptr_t)safe_syscall_start); + } +} + static bool has_trapno(int tsig) { return tsig == TARGET_SIGILL || @@ -57,7 +69,6 @@ static bool has_trapno(int tsig) tsig == TARGET_SIGTRAP; } - /* Siginfo conversion. */ /* |