shell/ash.c
Denys Vlasenko
vda.linux at googlemail.com
Thu Jul 9 23:42:53 UTC 2009
On Monday 06 July 2009 23:37, Cristian Ionescu-Idbohrn wrote:
> Somewhere around line 1000. I don't think we want shtree to output to
> stdout, do we? That would break a few things, and it does. We might want
> it to go to stderr or tracefile, but defintely not stdout.
>
> ---8<---
> static void
> showtree(union node *n)
> {
> trace_puts("showtree called\n");
> shtree(n, 1, NULL, stdout);
> }
>
> #endif /* DEBUG */
> --->8---
>
> And somewhere around line 11847:
>
> ---8<---
> #if DEBUG
> showtree(n);
> #endif
> --->8---
>
> We might want to do this instead:
>
> #if DEBUG > 2
> if (debug && (n != NEOF))
> showtree(n);
> #endif
>
> Without checking on 'debug', we always get output from showtree. I don't
> think we want that.
> Without '(n != NEOF)' we may get segfaults.
> And 'DEBUG > 2' could be a good idea too. What do you say?
>
> The other thing is that there are a few places where %x should read 0x%x,
> maybe; at least for consistancy:
>
> -> 254: bb_error_msg("bug on %d: closing %d(%x)", \
> 3821: TRACE(("dowait(0x%x) called\n", wait_flags));
> 3828: TRACE(("wait returns pid=%d, status=0x%x, errno=%d(%s)\n",
> 3846: "from 0x%x to 0x%x\n",
> -> 3990: TRACE(("showjobs(%x) called\n", mode));
> -> 4051: TRACE(("getstatus: job %d, nproc %d, status %x, retval %x\n",
> 5632: TRACE(("evalbackcmd done: fd=%d buf=0x%x nleft=%d jp=0x%x\n",
Please send it as a patch.
--
vda
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