mirror of https://github.com/tmux-plugins/tpm
parent
636279104e
commit
7a04137f69
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#!/usr/bin/env bash |
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|
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VERSION="$1" |
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UNSUPPORTED_MSG="$2" |
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|
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get_tmux_option() { |
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local option=$1 |
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local default_value=$2 |
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local option_value=$(tmux show-option -gqv "$option") |
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if [ -z "$option_value" ]; then |
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echo "$default_value" |
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else |
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echo "$option_value" |
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fi |
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} |
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# Ensures a message is displayed for 5 seconds in tmux prompt. |
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# Does not override the 'display-time' tmux option. |
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display_message() { |
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local message="$1" |
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# display_duration defaults to 5 seconds, if not passed as an argument |
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if [ "$#" -eq 2 ]; then |
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local display_duration="$2" |
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else |
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local display_duration="5000" |
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fi |
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|
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# saves user-set 'display-time' option |
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local saved_display_time=$(get_tmux_option "display-time" "750") |
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# sets message display time to 5 seconds |
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tmux set-option -gq display-time "$display_duration" |
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# displays message |
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tmux display-message "$message" |
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# restores original 'display-time' value |
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tmux set-option -gq display-time "$saved_display_time" |
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} |
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|
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# this is used to get "clean" integer version number. Examples: |
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# `tmux 1.9` => `19` |
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# `1.9a` => `19` |
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get_digits_from_string() { |
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local string="$1" |
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local only_digits="$(echo "$string" | tr -dC '[:digit:]')" |
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echo "$only_digits" |
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} |
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|
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tmux_version_int() { |
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local tmux_version_string=$(tmux -V) |
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echo "$(get_digits_from_string "$tmux_version_string")" |
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} |
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unsupported_version_message() { |
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if [ -n "$UNSUPPORTED_MSG" ]; then |
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echo "$UNSUPPORTED_MSG" |
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else |
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echo "Error, Tmux version unsupported! Please install Tmux version $VERSION or greater!" |
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fi |
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} |
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exit_if_unsupported_version() { |
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local current_version="$1" |
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local supported_version="$2" |
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if [ "$current_version" -lt "$supported_version" ]; then |
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display_message "$(unsupported_version_message)" |
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exit 1 |
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fi |
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} |
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|
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main() { |
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local supported_version_int="$(get_digits_from_string "$VERSION")" |
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local current_version_int="$(tmux_version_int)" |
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exit_if_unsupported_version "$current_version_int" "$supported_version_int" |
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} |
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main |
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