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keep existing PROMPT_COMMAND if available

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This commit is contained in:
nojhan 2012-08-04 19:19:09 +02:00
parent c46f027b42
commit 6dea91ecf6
1 changed files with 7 additions and 3 deletions
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10
liquidprompt.bash
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@ -755,15 +755,19 @@ __set_bash_prompt()
# Activate the liquid prompt
prompt_on()
{
LP_OLD_PROMPT="$PS1"
LP_OLD_PS1="$PS1"
LP_OLD_PROMPT_COMMAND="$PROMPT_COMMAND"
PROMPT_COMMAND="$PROMPT_COMMAND;__set_bash_prompt"
if [[ -z "$PROMPT_COMMAND" ]] ; then
PROMPT_COMMAND=__set_bash_prompt
else
PROMPT_COMMAND=$PROMPT_COMMAND;__set_bash_prompt
fi
}
# Come back to the old prompt
prompt_off()
{
PS1=$LP_OLD_PROMPT
PS1=$LP_OLD_PS1
PROMPT_COMMAND=$LP_OLD_PROMPT_COMMAND
}