mirror of
https://github.com/notwa/rc
synced 2024-05-04 04:33:24 -07:00
25 lines
575 B
Bash
Executable File
25 lines
575 B
Bash
Executable File
#!/usr/bin/env dash
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# YES_ZSH
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# YES_BASH
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# YES_DASH
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# YES_ASH
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# works with busybox ash.
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slit() { ### @-
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### view specific columns of text.
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[ $# -gt 0 ] \
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|| { printf '%s: too few arguments\n' "$0" >&2; return 1; }
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local arg=
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for arg; do
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[ "$arg" -ge 0 ] 2>/dev/null \
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|| { printf '%s: not a nonnegative integer: %s\n' "$0" "$arg"; return 1; };
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done
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awk "{ print $(printf ',$%s' $@ | cut -b2-) }"
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# via: https://github.com/sorin-ionescu/prezto/
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#awk "{ print ${(j:,:):-\$${^@}} }"
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}
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[ -n "${preload+-}" ] || slit "$@"
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