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List:       busybox
Subject:    Re: [PATCH 1/2] hush: add [[ to the builtins list
From:       Denys Vlasenko <vda.linux () googlemail ! com>
Date:       2017-01-11 15:40:07
Message-ID: CAK1hOcO20S+cSuweY4SmZ2OsdNtok2po4nyPNNGohi7s+CvoSA () mail ! gmail ! com
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n Tue, Jan 10, 2017 at 8:15 PM, Kang-Che Sung <explorer09@gmail.com> wrote:
> Otherwise the [[ EXPR ]] construct will not run.
> "hush: can't execute '[[': No such file or directory"
>
> It seems like this thing has not been working from the beginning :(
> (commit 9d617c44d2b1135d14b7dafd01a1d3992293f4d9)

It's Mike fault :) I didn't notice when he did this.

commit 39456a18a104b228de240b265bd943251219849d
Author: Mike Frysinger <vapier@gentoo.org>
Date:   Sat Mar 28 12:21:57 2009 +0000

    stop lying about [[ test support

diff --git a/shell/hush.c b/shell/hush.c
index ad66200..51df2d6 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -549,7 +549,6 @@ static const struct built_in_command bltins[] = {
        BLTIN("."     , builtin_source, "Run commands in a file"),
        BLTIN(":"     , builtin_true, "No-op"),
        BLTIN("["     , builtin_test, "Test condition"),
-       BLTIN("[["    , builtin_test, "Test condition"),
 #if ENABLE_HUSH_JOB
        BLTIN("bg"    , builtin_fg_bg, "Resume a job in the background"),
 #endif
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