anjiahao 5dcfe93a95 nsh:support $! get last pid use nsh run
test:
    nsh> hello &
    hello [4:100]
    nsh> Hello, World!!

    nsh> echo $!
    4
    nsh> echo $!
    3
    nsh> ps
      PID GROUP PRI POLICY   TYPE    NPX STATE    EVENT     SIGMASK           STACK COMMAND
        0     0   0 FIFO     Kthread   - Ready              0000000000000000 0069616 Idle_Task
        1     1 224 FIFO     Kthread   - Waiting  Signal    0000000000000000 0067536 loop_task
        2     2 224 FIFO     Kthread   - Waiting  Semaphore 0000000000000000 0067504 hpwork 0x45ae80 0x45aea8
        3     3 100 FIFO     Task      - Running            0000000000000000 0067536 nsh_main
    nsh>

Signed-off-by: anjiahao <anjiahao@xiaomi.com>
2024-09-28 11:28:15 +08:00
..
2024-09-23 08:40:54 +08:00
2023-09-21 10:48:29 +08:00
2024-08-08 19:19:18 -03:00
2024-08-08 19:19:18 -03:00
2023-05-08 21:35:16 +03:00
2023-05-08 21:35:16 +03:00
2024-09-28 11:28:15 +08:00