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hush: add a FIXME comment

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2018-03-28 18:42:54 +02:00
parent 9acd63c92c
commit d1b845706d
1 changed files with 6 additions and 0 deletions
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6
shell/hush.c
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@ -8173,6 +8173,12 @@ static NOINLINE int run_pipe(struct pipe *pi)
rcode = 1; /* exitcode if redir failed */
if (setup_redirects(command, &squirrel) == 0) {
debug_printf_exec(": run_list\n");
//FIXME: we need to pass squirrel down into run_list()
//for SH_STANDALONE case, or else this construct:
// { find /proc/self/fd; true; } >FILE; cmd2
//has no way of closing saved fd#1 for "find",
//and in SH_STANDALONE mode, "find" is not execed,
//therefore CLOEXEC on saved fd does not help.
rcode = run_list(command->group) & 0xff;
}
restore_redirects(squirrel);