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...less than 64 * sigset_t too small for _NSIG * sa_mask not at the end of struct sigaction Signed-off-by: Ben Hutchings <ben at decadent.org.uk> --- usr/klibc/sigaction.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/usr/klibc/sigaction.c b/usr/klibc/sigaction.c index 19a8a54b..30ef39ef 100644 --- a/usr/klibc/sigaction.c +++ b/usr/klibc/sigaction.c @@ -3,6 +3,7 @@ */ #include <signal.h> +#include <stddef.h> #include <sys/syscall.h> #include <klibc/sysconfig.h> @@ -38,6 +39,13 @@ int sigaction(int sig, const struct sigaction *act, struct sigaction *...

..., and therefore must have - * SA_RESTORER set. + * SA_RESTORER set. On others, the default sigreturn requires an + * executable stack, which we should avoid. */ #ifndef _KLIBC_NEEDS_SA_RESTORER # define _KLIBC_NEEDS_SA_RESTORER 0 diff --git a/usr/klibc/sigaction.c b/usr/klibc/sigaction.c index 30ef39ef..966bc1c6 100644 --- a/usr/klibc/sigaction.c +++ b/usr/klibc/sigaction.c @@ -31,8 +31,6 @@ int sigaction(int sig, const struct sigaction *act, struct sigaction *oact) sa = *act; act = &sa; - /* The kernel can't be trusted to have a valid default - restorer */ sa.sa_flags |=...