From c7ef8187688b0e7f92d19b3fed2c4ecffe39a688 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Sun, 27 Dec 2020 16:04:54 +0100 Subject: hush: make comment more clear Signed-off-by: Denys Vlasenko --- shell/hush.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'shell') diff --git a/shell/hush.c b/shell/hush.c index f9a295e8d..f5cbbc39f 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -6694,12 +6694,13 @@ static NOINLINE int expand_one_var(o_string *output, int n, * * Word-splitting and single quote behavior: * - * $ f() { for i; do echo "|$i|"; done; }; + * $ f() { for i; do echo "|$i|"; done; } * - * $ x=; f ${x:?'x y' z} - * bash: x: x y z #BUG: does not abort, ${} results in empty expansion + * $ x=; f ${x:?'x y' z}; echo $? + * bash: x: x y z # neither f nor "echo $?" executes + * (if interactive, bash does not exit, but merely aborts to prompt. $? is set to 1) * $ x=; f "${x:?'x y' z}" - * bash: x: x y z # dash prints: dash: x: 'x y' z #BUG: does not abort, ${} results in "" + * bash: x: x y z # dash prints: dash: x: 'x y' z * * $ x=; f ${x:='x y' z} * |x| -- cgit v1.2.3