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Kernel+LibC: Implement sigaltstack()

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This is required for compiling wine for serenity
This commit is contained in:
Idan Horowitz 2021-10-28 23:33:41 +03:00
parent d5d0eb45bf
commit f415218afe
9 changed files with 229 additions and 2 deletions
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3
Kernel/Process.h
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@ -335,6 +335,7 @@ public:
ErrorOr<FlatPtr> sys$execve(Userspace<const Syscall::SC_execve_params*>);
ErrorOr<FlatPtr> sys$dup2(int old_fd, int new_fd);
ErrorOr<FlatPtr> sys$sigaction(int signum, Userspace<const sigaction*> act, Userspace<sigaction*> old_act);
ErrorOr<FlatPtr> sys$sigaltstack(Userspace<const stack_t*> ss, Userspace<stack_t*> old_ss);
ErrorOr<FlatPtr> sys$sigprocmask(int how, Userspace<const sigset_t*> set, Userspace<sigset_t*> old_set);
ErrorOr<FlatPtr> sys$sigpending(Userspace<sigset_t*>);
ErrorOr<FlatPtr> sys$getgroups(size_t, Userspace<gid_t*>);
@ -556,6 +557,8 @@ private:
void setup_socket_fd(int fd, NonnullRefPtr<OpenFileDescription> description, int type);
ErrorOr<void> remap_range_as_stack(FlatPtr address, size_t size);
public:
NonnullRefPtr<ProcessProcFSTraits> procfs_traits() const { return *m_procfs_traits; }
ErrorOr<void> procfs_get_fds_stats(KBufferBuilder& builder) const;