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48 lines
1.2 KiB
Bash
Executable file
48 lines
1.2 KiB
Bash
Executable file
#!/usr/bin/env sh
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# Description: Splits the file passed as argument or joins selection
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#
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# Note: Adds numeric suffix to split files
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# Adds '.out suffix to the first file to be joined and saves as output file for join
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#
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# Shell: POSIX compliant
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# Author: Arun Prakash Jana
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selection=~/.config/nnn/.selection
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resp=s
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if [ -s "$selection" ]; then
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echo -n "press 's' (split current file) or 'j' (join selection): "
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read resp
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fi
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if [ "$resp" = "j" ]; then
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if [ -s "$selection" ]; then
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arr=$(tr '\0' '\n' < "$selection")
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if [ "$(echo "$arr" | wc -l)" -lt 2 ]; then
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echo "joining needs at least 2 files"
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exit
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fi
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for entry in $arr
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do
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if [ -d "$entry" ]; then
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echo "cant join directories"
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exit
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fi
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done
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file="$(basename "$(echo "$arr" | sed -n '1p' | sed -e 's/[0-9][0-9]$//')")"
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sort -z < "$selection" | xargs -0 -I{} cat {} > "${file}.out"
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fi
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elif [ "$resp" = "s" ]; then
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if [ -n "$1" ] && [ -f "$1" ]; then
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# a single file is passed
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echo -n "split size in MB: "
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read size
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if [ -n "$size" ]; then
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split -d -b "$size"M "$1" "$1"
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fi
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fi
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fi
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