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linux-user: define TARGET_ARCH_HAS_KA_RESTORER

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Sparc as an extended sigaction structure containing
the field ka_restorer used in place of sa_restorer.

Define TARGET_ARCH_HAS_KA_RESTORER and use it
with sparc.

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180402102453.9883-2-laurent@vivier.eu>
This commit is contained in:
Laurent Vivier 2018-04-02 12:24:52 +02:00
parent 95a29a4e3e
commit 5de154e82f
3 changed files with 11 additions and 4 deletions
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7
linux-user/syscall.c
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@ -8699,6 +8699,9 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
target_siginitset(&act.sa_mask, old_act->sa_mask);
act.sa_flags = old_act->sa_flags;
act.sa_restorer = old_act->sa_restorer;
#ifdef TARGET_ARCH_HAS_KA_RESTORER
act.ka_restorer = 0;
#endif
unlock_user_struct(old_act, arg2, 0);
pact = &act;
} else {
@ -8773,8 +8776,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
if (!lock_user_struct(VERIFY_READ, act, arg2, 1)) {
goto efault;
}
#ifdef TARGET_SPARC
act->sa_restorer = restorer;
#ifdef TARGET_ARCH_HAS_KA_RESTORER
act->ka_restorer = restorer;
#endif
} else {
act = NULL;