Add tmux version check

TPM won't work unless tmux version is 1.9 or higher.

Closes #2
This commit is contained in:
Bruno Sutic 2014-07-17 23:12:19 +02:00
parent 636279104e
commit 7a04137f69
3 changed files with 90 additions and 4 deletions

View File

@ -4,7 +4,7 @@ Installs and loads TMUX plugins.
### Installation
Requirements: `git`
Requirements: `tmux` version 1.9 (or higher), `git`
Clone TPM:

78
scripts/check_tmux_version.sh Executable file
View File

@ -0,0 +1,78 @@
#!/usr/bin/env bash
VERSION="$1"
UNSUPPORTED_MSG="$2"
get_tmux_option() {
local option=$1
local default_value=$2
local option_value=$(tmux show-option -gqv "$option")
if [ -z "$option_value" ]; then
echo "$default_value"
else
echo "$option_value"
fi
}
# Ensures a message is displayed for 5 seconds in tmux prompt.
# Does not override the 'display-time' tmux option.
display_message() {
local message="$1"
# display_duration defaults to 5 seconds, if not passed as an argument
if [ "$#" -eq 2 ]; then
local display_duration="$2"
else
local display_duration="5000"
fi
# saves user-set 'display-time' option
local saved_display_time=$(get_tmux_option "display-time" "750")
# sets message display time to 5 seconds
tmux set-option -gq display-time "$display_duration"
# displays message
tmux display-message "$message"
# restores original 'display-time' value
tmux set-option -gq display-time "$saved_display_time"
}
# this is used to get "clean" integer version number. Examples:
# `tmux 1.9` => `19`
# `1.9a` => `19`
get_digits_from_string() {
local string="$1"
local only_digits="$(echo "$string" | tr -dC '[:digit:]')"
echo "$only_digits"
}
tmux_version_int() {
local tmux_version_string=$(tmux -V)
echo "$(get_digits_from_string "$tmux_version_string")"
}
unsupported_version_message() {
if [ -n "$UNSUPPORTED_MSG" ]; then
echo "$UNSUPPORTED_MSG"
else
echo "Error, Tmux version unsupported! Please install Tmux version $VERSION or greater!"
fi
}
exit_if_unsupported_version() {
local current_version="$1"
local supported_version="$2"
if [ "$current_version" -lt "$supported_version" ]; then
display_message "$(unsupported_version_message)"
exit 1
fi
}
main() {
local supported_version_int="$(get_digits_from_string "$VERSION")"
local current_version_int="$(tmux_version_int)"
exit_if_unsupported_version "$current_version_int" "$supported_version_int"
}
main

14
tpm
View File

@ -2,6 +2,8 @@
CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
SUPPORTED_TMUX_VERSION="1.9"
# Ensures TMUX_PLUGIN_MANAGER_PATH global env variable is set.
# Default tpm path is "$HOME/.tmux/plugins/". That's where all the plugins are
# downloaded.
@ -27,9 +29,15 @@ set_tpm_key_binding() {
$CURRENT_DIR/scripts/key_binding.sh
}
supported_tmux_version_ok() {
$CURRENT_DIR/scripts/check_tmux_version.sh "$SUPPORTED_TMUX_VERSION"
}
main() {
set_tpm_path
set_tpm_key_binding
source_plugins
if supported_tmux_version_ok; then
set_tpm_path
set_tpm_key_binding
source_plugins
fi
}
main