syscall_task: add empty set/getpgid interface

--------

Signed-off-by: guoweikang <[email protected]>

ulib/axstarry/syscall_task/src/imp/task.rs

@@ -311,6 +311,16 @@ pub fn syscall_prlimit64(
     Ok(0)
 }
 
+/// not support
+pub fn syscall_getpgid() -> SyscallResult {
+    Ok(0)
+}
+
+pub fn syscall_setpgid(pgid: usize) -> SyscallResult {
+    info!("not support setpgid, try to set {}", pgid);
+    Ok(0)
+}
+
 /// 当前不涉及多核情况
 pub fn syscall_getpid() -> SyscallResult {
     Ok(current_process().pid() as isize)

ulib/axstarry/syscall_task/src/lib.rs

@@ -32,6 +32,8 @@ pub fn task_syscall(syscall_id: task_syscall_id::TaskSyscallId, args: [usize; 6]
         TIMES => syscall_time(args[0] as *mut TMS),
         UNAME => syscall_uname(args[0] as *mut UtsName),
         GETTIMEOFDAY => syscall_get_time_of_day(args[0] as *mut TimeVal),
+        SETPGID => syscall_setpgid(args[0]),
+        GETPGID => syscall_getpgid(),
         GETPID => syscall_getpid(),
         GETPPID => syscall_getppid(),
         WAIT4 => syscall_wait4(

ulib/axstarry/syscall_task/src/task_syscall_id.rs

@@ -23,6 +23,8 @@ pub enum TaskSyscallId {
     SCHED_GETSCHEDULER = 120,
     SCHED_SETAFFINITY = 122,
     SCHED_GETAFFINITY = 123,
+    SETPGID = 154,
+    GETPGID = 155,
     SETSID = 157,
     GETRUSAGE = 165,
     UMASK = 166,