aboutsummaryrefslogtreecommitdiff
path: root/shell/hush.c
diff options
context:
space:
mode:
authorMike Frysinger <vapier@gentoo.org>2009-06-01 14:09:09 -0400
committerMike Frysinger <vapier@gentoo.org>2009-06-01 14:16:43 -0400
commitdc3bc40578e0d9a4f4437d5b9018c1dd02900584 (patch)
treef6ac1edd6f84a81fdda2a84ac29d06a0181904d0 /shell/hush.c
parentff64fb9e3100ff89446b54af3ef80cd86d4730f5 (diff)
downloadbusybox-dc3bc40578e0d9a4f4437d5b9018c1dd02900584.tar.gz
hush: add support for special vars in braces
Some people like to use ${?} rather than $?, so make sure we support all the special single char vars that use this form. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'shell/hush.c')
-rw-r--r--shell/hush.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/shell/hush.c b/shell/hush.c
index 7d0416796..b5cf86132 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -5303,6 +5303,9 @@ static int handle_dollar(o_string *as_string,
all_digits = true;
goto char_ok;
}
+ /* They're being verbose and doing ${?} */
+ if (i_peek(input) == '}' && strchr("$!?#*@_", ch))
+ goto char_ok;
}
if (expansion < 2