[PATCH] init.c, halt command not working

[Denys Vlasenko]

On Friday 04 April 2008 22:40, Harald Kuethe wrote:
> The first part is with a vfork() call in static pid_t run(const struct init_action *a) 
> the second part uses fork()
> 
> Freeing unused kernel memory: 68k init
> *Start init_main
> init: waiting for 10
> *console_init
> init started
> init started: BusyBox v1.10.0 (2008-04-01 22:01:03 CEST)
> *single?
> *run_actions
> init: before waitfor(run(a))
> init: run vfork returned 0
> init: run vfork returned 11
> *call bb_signals
> init: waiting for 11
> 
> ...
> 
> init: after waitfor(run(a))
> *signals
> *RESPAWN
> *ASKFIRST
> init: before a->pid = run(a)
> init: run vfork returned 0
> 
> Please press Enter to activate this console.
> init: run vfork returned 80



        if (BB_MMU && (a->action_type & ASKFIRST)) {
                static const char press_enter[] ALIGN1 =
#ifdef CUSTOMIZED_BANNER
#include CUSTOMIZED_BANNER
#endif
                        "\nPlease press Enter to activate this console. ";
                char c;
                /*
                 * Save memory by not exec-ing anything large (like a shell)
                 * before the user wants it. This is critical if swap is not
                 * enabled and the system has low memory. Generally this will
                 * be run on the second virtual console, and the first will
                 * be allowed to start a shell or whatever an init script
                 * specifies.
                 */
                messageD(L_LOG, "waiting for enter to start '%s'"
                                        "(pid %d, tty '%s')\n",
                                a->command, getpid(), a->terminal);
                full_write(1, press_enter, sizeof(press_enter) - 1);
                while (safe_read(0, &c, 1) == 1 && c != '\n')
                        continue;
        }


DOH!

Try this patch.
--
vda
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