Checking to make sure tmux is actually installed before running plugin.

If it is not found an error message is printed.
This commit is contained in:
Josh Matthews 2013-02-27 10:21:19 -05:00
parent 4e8681c6e1
commit f0a920df5a

View File

@ -1,53 +1,56 @@
# Configuration variables
#
# Automatically start tmux
[[ -n "$ZSH_TMUX_AUTOSTART" ]] || ZSH_TMUX_AUTOSTART=false
# Only autostart once. If set to false, tmux will attempt to
# autostart every time your zsh configs are reloaded.
[[ -n "$ZSH_TMUX_AUTOSTART_ONCE" ]] || ZSH_TMUX_AUTOSTART_ONCE=true
# Automatically connect to a previous session if it exists
[[ -n "$ZSH_TMUX_AUTOCONNECT" ]] || ZSH_TMUX_AUTOCONNECT=true
# Automatically close the terminal when tmux exits
[[ -n "$ZSH_TMUX_AUTOQUIT" ]] || ZSH_TMUX_AUTOQUIT=$ZSH_TMUX_AUTOSTART
# Set term to screen or screen-256color based on current terminal support
[[ -n "$ZSH_TMUX_FIXTERM" ]] || ZSH_TMUX_FIXTERM=true
# The TERM to use for non-256 color terminals.
# Tmux states this should be screen, but you may need to change it on
# systems without the proper terminfo
[[ -n "$ZSH_TMUX_FIXTERM_WITHOUT_256COLOR" ]] || ZSH_TMUX_FIXTERM_WITHOUT_256COLOR="screen"
# The TERM to use for 256 color terminals.
# Tmux states this should be screen-256color, but you may need to change it on
# systems without the proper terminfo
[[ -n "$ZSH_TMUX_FIXTERM_WITH_256COLOR" ]] || ZSH_TMUX_FIXTERM_WITH_256COLOR="screen-256color"
# Only run if tmux is actually installed
if which tmux &> /dev/null
then
# Configuration variables
#
# Automatically start tmux
[[ -n "$ZSH_TMUX_AUTOSTART" ]] || ZSH_TMUX_AUTOSTART=false
# Only autostart once. If set to false, tmux will attempt to
# autostart every time your zsh configs are reloaded.
[[ -n "$ZSH_TMUX_AUTOSTART_ONCE" ]] || ZSH_TMUX_AUTOSTART_ONCE=true
# Automatically connect to a previous session if it exists
[[ -n "$ZSH_TMUX_AUTOCONNECT" ]] || ZSH_TMUX_AUTOCONNECT=true
# Automatically close the terminal when tmux exits
[[ -n "$ZSH_TMUX_AUTOQUIT" ]] || ZSH_TMUX_AUTOQUIT=$ZSH_TMUX_AUTOSTART
# Set term to screen or screen-256color based on current terminal support
[[ -n "$ZSH_TMUX_FIXTERM" ]] || ZSH_TMUX_FIXTERM=true
# The TERM to use for non-256 color terminals.
# Tmux states this should be screen, but you may need to change it on
# systems without the proper terminfo
[[ -n "$ZSH_TMUX_FIXTERM_WITHOUT_256COLOR" ]] || ZSH_TMUX_FIXTERM_WITHOUT_256COLOR="screen"
# The TERM to use for 256 color terminals.
# Tmux states this should be screen-256color, but you may need to change it on
# systems without the proper terminfo
[[ -n "$ZSH_TMUX_FIXTERM_WITH_256COLOR" ]] || ZSH_TMUX_FIXTERM_WITH_256COLOR="screen-256color"
# Get the absolute path to the current directory
local zsh_tmux_plugin_path="$(cd "$(dirname "$0")" && pwd)"
# Get the absolute path to the current directory
local zsh_tmux_plugin_path="$(cd "$(dirname "$0")" && pwd)"
# Determine if the terminal supports 256 colors
if [[ `tput colors` == "256" ]]
then
# Determine if the terminal supports 256 colors
if [[ `tput colors` == "256" ]]
then
export ZSH_TMUX_TERM=$ZSH_TMUX_FIXTERM_WITH_256COLOR
else
else
export ZSH_TMUX_TERM=$ZSH_TMUX_FIXTERM_WITHOUT_256COLOR
fi
fi
# Local variable to store the local config file to use, if any.
local fixed_config=""
# Local variable to store the local config file to use, if any.
local fixed_config=""
# Set the correct local config file to use.
if [[ -f $HOME/.tmux.conf || -h $HOME/.tmux.conf ]]
then
# Set the correct local config file to use.
if [[ -f $HOME/.tmux.conf || -h $HOME/.tmux.conf ]]
then
#use this when they have a ~/.tmux.conf
fixed_config="$zsh_tmux_plugin_path/tmux.extra.conf"
else
else
#use this when they don't have a ~/.tmux.conf
fixed_config="$zsh_tmux_plugin_path/tmux.only.conf"
fi
fi
# Wrapper function for tmux.
function zsh_tmux_plugin_run()
{
# Wrapper function for tmux.
function zsh_tmux_plugin_run()
{
# We have other arguments, just run them
if [[ -n "$@" ]]
then
@ -62,21 +65,24 @@ function zsh_tmux_plugin_run()
\tmux `[[ "$ZSH_TMUX_FIXTERM" == "true" ]] && echo '-f '$fixed_config`
[[ "$ZSH_TMUX_AUTOQUIT" == "true" ]] && exit
fi
}
}
# Use the completions for tmux for our function
compdef _tmux zsh_tmux_plugin_run
# Use the completions for tmux for our function
compdef _tmux zsh_tmux_plugin_run
# Alias tmux to our wrapper function.
alias tmux=zsh_tmux_plugin_run
# Alias tmux to our wrapper function.
alias tmux=zsh_tmux_plugin_run
# Autostart if not already in tmux and enabled.
if [[ ! -n "$TMUX" && "$ZSH_TMUX_AUTOSTART" == "true" ]]
then
# Autostart if not already in tmux and enabled.
if [[ ! -n "$TMUX" && "$ZSH_TMUX_AUTOSTART" == "true" ]]
then
# Actually don't autostart if we already did and multiple autostarts are disabled.
if [[ "$ZSH_TMUX_AUTOSTART_ONCE" == "false" || "$ZSH_TMUX_AUTOSTARTED" != "true" ]]
then
export ZSH_TMUX_AUTOSTARTED=true
zsh_tmux_plugin_run
fi
fi
else
print "zsh tmux plugin: tmux not found. Please install tmux before using this plugin."
fi