bsd-user: Implement wait4(2) and wait6(2) system calls.

Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
Reviewed-by: Warner Losh <imp@bsdimp.com>
Message-Id: <20230925182425.3163-24-kariem.taha2.7@gmail.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index 515eaaf31f..55e68e4815 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -40,6 +40,12 @@
 #include "os-stat.h"
 #include "os-proc.h"
 
+/* used in os-proc */
+safe_syscall4(pid_t, wait4, pid_t, wpid, int *, status, int, options,
+    struct rusage *, rusage);
+safe_syscall6(pid_t, wait6, idtype_t, idtype, id_t, id, int *, status, int,
+    options, struct __wrusage *, wrusage, siginfo_t *, infop);
+
 /* I/O */
 safe_syscall3(int, open, const char *, path, int, flags, mode_t, mode);
 safe_syscall4(int, openat, int, fd, const char *, path, int, flags, mode_t,
@@ -228,6 +234,15 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
         ret = do_freebsd_fexecve(arg1, arg2, arg3);
         break;
 
+    case TARGET_FREEBSD_NR_wait4: /* wait4(2) */
+        ret = do_freebsd_wait4(arg1, arg2, arg3, arg4);
+        break;
+
+    case TARGET_FREEBSD_NR_wait6: /* wait6(2) */
+        ret = do_freebsd_wait6(cpu_env, arg1, arg2, arg3,
+                               arg4, arg5, arg6, arg7, arg8);
+        break;
+
     case TARGET_FREEBSD_NR_exit: /* exit(2) */
         ret = do_bsd_exit(cpu_env, arg1);
         break;