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path: root/shell/hush_test/hush-signals/subshell.tests (plain)
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1# Non-empty traps should be reset in subshell
2
3# HUP is special in interactive shells
4trap '' HUP
5# QUIT is always special
6trap '' QUIT
7# SYS is not special
8trap '' SYS
9# WINCH is harmless
10trap 'bad: caught WINCH' WINCH
11# With TERM we'll check whether it is reset
12trap 'bad: caught TERM' TERM
13
14(trap; "$THIS_SH" -c 'kill -HUP $PPID'; echo Ok)
15(trap; "$THIS_SH" -c 'kill -QUIT $PPID'; echo Ok)
16(trap; "$THIS_SH" -c 'kill -SYS $PPID'; echo Ok)
17(trap; "$THIS_SH" -c 'kill -WINCH $PPID'; echo Ok)
18(trap; "$THIS_SH" -c 'kill -TERM $PPID'; echo Bad: TERM is not reset)
19echo Done
20