41 lines
675 B
Text
41 lines
675 B
Text
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emulate -L zsh
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zmodload zsh/curses
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test_fd0() {
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true <&0
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}
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local restore=0 FD
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# Reattach to terminal
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if [ ! -t 0 ]; then
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# Check if can reattach to terminal in any way
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if [[ ! -c /dev/tty && ! -t 2 ]]; then
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echo "No terminal available (no /dev/tty and no terminal at stderr)"
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return 1
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fi
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if test_fd0 2>/dev/null; then
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exec {FD}<&0
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restore=2
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else
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restore=1
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fi
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if [[ ! -c /dev/tty ]]; then
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exec <&2
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else
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exec </dev/tty
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fi
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fi
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# Run the command
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"$@"
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# Restore FD state
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(( restore == 1 )) && exec <&-
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(( restore == 2 )) && exec <&$FD && exec {FD}<&-
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# vim: set filetype=zsh:
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