Wed 16 Jun 2010 02:36:43 PM UTC, comment #1:
strace -f of the tm_shell show when running:
/bin/false || echo failed: $?
Process 25046 attached - interrupt to quit
read(0, "/bin/false || echo failed: $?\n", 4096) = 30
write(3, "/bin/false || echo failed: $?\n", 30) = 30
write(1, "\2verbatim:", 10) = 10
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 0 (Timeout)
select(4, [3], NULL, NULL, {0, 0}) = 1 (in [3], left {0, 0})
read(3, "failed: 1\r\ntmshell$ ", 1024) = 20
write(1, "failed: 1\r\n", 11) = 11
write(1, "\5", 1) = 1
read(0,
I'm not sure what is going on; even this fails:
bash -c "/bin/false || echo failed: $?"
but this works
bash -c "/bin/true || echo failed: $?"
yet as commands they both have a zero exit code...
...in fact it seems as though often the second command of any tm_shell hangs and leaves "busy"
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