39 lines
1.3 KiB
Bash
Executable file
39 lines
1.3 KiB
Bash
Executable file
#!/bin/bash
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cache_dir=/tmp/clipmenu.$USER/
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mkdir -p -m0700 "$cache_dir"
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declare -A last_data
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while sleep "${CLIPMENUD_SLEEP:-0.5}"; do
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for selection in clipboard primary; do
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if type -p xsel >/dev/null 2>&1; then
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data=$(xsel --"$selection"; printf x)
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# Take ownership of clipboard, in case the original application is
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# unable to serve the clipboard request
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# Exclude primary from this behavior in order not to mess with the owner
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[[ $selection != "primary" ]] && xsel --"$selection" | xsel -i --"$selection"
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else
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data=$(xclip -o -sel "$selection"; printf x)
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# See above
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[[ $selection != "primary" ]] && xclip -o -sel "$selection" | \
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xclip -i -sel "$selection"
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fi
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# We add and remove the x so that trailing newlines are not stripped.
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# Otherwise, they would be stripped by the very nature of how POSIX
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# defines command substitution.
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data=${data%x}
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[[ $data == *[^[:blank:]]* ]] || continue
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[[ ${last_data[$selection]} == "$data" ]] && continue
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last_data[$selection]=$data
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md5=$(md5sum <<< "$data")
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md5=${md5%% *}
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printf '%s' "$data" > "$cache_dir/$(LC_ALL=C date +%F-%H-%M-%S)-$md5"
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done
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done
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