#include <errno.h>
#include <fcntl.h>
+#include <signal.h>
#include <sys/syscall.h>
#include <sys/types.h>
+#include <sys/wait.h>
#include <unistd.h>
#ifdef ARCH_MIPS
/* ======================================================================= */
#if !HAVE_MEMFD_CREATE
-# if ! (defined __NR_memfd_create && __NR_memfd_create > 0)
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_memfd_create && __NR_memfd_create >= 0)
# if defined __NR_memfd_create
# undef __NR_memfd_create
# endif
/* ======================================================================= */
#if !HAVE_GETRANDOM
-# if ! (defined __NR_getrandom && __NR_getrandom > 0)
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_getrandom && __NR_getrandom >= 0)
# if defined __NR_getrandom
# undef __NR_getrandom
# endif
/* ======================================================================= */
#if !HAVE_NAME_TO_HANDLE_AT
-# if ! (defined __NR_name_to_handle_at && __NR_name_to_handle_at > 0)
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_name_to_handle_at && __NR_name_to_handle_at >= 0)
# if defined __NR_name_to_handle_at
# undef __NR_name_to_handle_at
# endif
/* ======================================================================= */
#if !HAVE_SETNS
-# if ! (defined __NR_setns && __NR_setns > 0)
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_setns && __NR_setns >= 0)
# if defined __NR_setns
# undef __NR_setns
# endif
/* ======================================================================= */
#if !HAVE_RENAMEAT2
-# if ! (defined __NR_renameat2 && __NR_renameat2 > 0)
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_renameat2 && __NR_renameat2 >= 0)
# if defined __NR_renameat2
# undef __NR_renameat2
# endif
#if !HAVE_KCMP
static inline int missing_kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, unsigned long idx2) {
-# ifdef __NR_kcmp
+# if defined __NR_kcmp && __NR_kcmp >= 0
return syscall(__NR_kcmp, pid1, pid2, type, idx1, idx2);
# else
errno = ENOSYS;
#if !HAVE_KEYCTL
static inline long missing_keyctl(int cmd, unsigned long arg2, unsigned long arg3, unsigned long arg4, unsigned long arg5) {
-# ifdef __NR_keyctl
+# if defined __NR_keyctl && __NR_keyctl >= 0
return syscall(__NR_keyctl, cmd, arg2, arg3, arg4, arg5);
# else
errno = ENOSYS;
}
static inline key_serial_t missing_add_key(const char *type, const char *description, const void *payload, size_t plen, key_serial_t ringid) {
-# ifdef __NR_add_key
+# if defined __NR_add_key && __NR_add_key >= 0
return syscall(__NR_add_key, type, description, payload, plen, ringid);
# else
errno = ENOSYS;
}
static inline key_serial_t missing_request_key(const char *type, const char *description, const char * callout_info, key_serial_t destringid) {
-# ifdef __NR_request_key
+# if defined __NR_request_key && __NR_request_key >= 0
return syscall(__NR_request_key, type, description, callout_info, destringid);
# else
errno = ENOSYS;
/* ======================================================================= */
#if !HAVE_COPY_FILE_RANGE
-# if ! (defined __NR_copy_file_range && __NR_copy_file_range > 0)
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_copy_file_range && __NR_copy_file_range >= 0)
# if defined __NR_copy_file_range
# undef __NR_copy_file_range
# endif
/* ======================================================================= */
#if !HAVE_BPF
-# if ! (defined __NR_bpf && __NR_bpf > 0)
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_bpf && __NR_bpf >= 0)
# if defined __NR_bpf
# undef __NR_bpf
# endif
/* ======================================================================= */
#ifndef __IGNORE_pkey_mprotect
-# if ! (defined __NR_pkey_mprotect && __NR_pkey_mprotect > 0)
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_pkey_mprotect && __NR_pkey_mprotect >= 0)
# if defined __NR_pkey_mprotect
# undef __NR_pkey_mprotect
# endif
/* ======================================================================= */
#if !HAVE_STATX
-# if ! (defined __NR_statx && __NR_statx > 0)
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_statx && __NR_statx >= 0)
# if defined __NR_statx
# undef __NR_statx
# endif
static inline long missing_set_mempolicy(int mode, const unsigned long *nodemask,
unsigned long maxnode) {
long i;
-# ifdef __NR_set_mempolicy
+# if defined __NR_set_mempolicy && __NR_set_mempolicy >= 0
i = syscall(__NR_set_mempolicy, mode, nodemask, maxnode);
# else
errno = ENOSYS;
#define get_mempolicy missing_get_mempolicy
#endif
+
+#if !HAVE_PIDFD_OPEN
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_pidfd_open && __NR_pidfd_open >= 0)
+# if defined __NR_pidfd_open
+# undef __NR_pidfd_open
+# endif
+# define __NR_pidfd_open 434
+#endif
+static inline int pidfd_open(pid_t pid, unsigned flags) {
+#ifdef __NR_pidfd_open
+ return syscall(__NR_pidfd_open, pid, flags);
+#else
+ errno = ENOSYS;
+ return -1;
+#endif
+}
+#endif
+
+#if !HAVE_PIDFD_SEND_SIGNAL
+/* may be (invalid) negative number due to libseccomp, see PR 13319 */
+# if ! (defined __NR_pidfd_send_signal && __NR_pidfd_send_signal >= 0)
+# if defined __NR_pidfd_send_signal
+# undef __NR_pidfd_send_signal
+# endif
+# define __NR_pidfd_send_signal 424
+#endif
+static inline int pidfd_send_signal(int fd, int sig, siginfo_t *info, unsigned flags) {
+#ifdef __NR_pidfd_open
+ return syscall(__NR_pidfd_send_signal, fd, sig, info, flags);
+#else
+ errno = ENOSYS;
+ return -1;
+#endif
+}
+#endif
+
+#if !HAVE_RT_SIGQUEUEINFO
+static inline int rt_sigqueueinfo(pid_t tgid, int sig, siginfo_t *info) {
+ return syscall(__NR_rt_sigqueueinfo, tgid, sig, info);
+}
+#endif