20 lines
505 B
Bash
Executable File
20 lines
505 B
Bash
Executable File
#!/bin/sh
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subprogram="$(command -v "$0")"
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if ! str isvalue "$subprogram" && ! test -e "$0"; then
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printf "%s: can't find myself!\n" "$0"
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exit 70 # sysexits(3) EX_SOFTWARE
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else
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subprogram="$0"
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fi
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# battery -> battery.linux battery.netbsd etc
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subprogram="$0"."$(uname | lowercase)"
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if ! command -v "$subprogram" >/dev/null 2>&1 && ! test -e "$subprogram"; then
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printf "%s: unsupported system\n" "$(uname)" 1>&2
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exit 70 # sysexits(3) EX_SOFTWARE
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fi
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"$subprogram" || exit 70 # sysexits(3) EX_SOFTWARE
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