fixed problems when pre-set PROMPT_COMMAND has trailing semi-colon

12 years ago · c31fddb418
parent 6f47998906
commit c31fddb418
1 changed files with 2 additions and 0 deletions
--- a/gitprompt.sh
+++ b/gitprompt.sh
@ -176,6 +176,8 @@ fi
 if [ -z "$PROMPT_COMMAND" ]; then
  PROMPT_COMMAND=setGitPrompt
 else
+  PROMPT_COMMAND=${PROMPT_COMMAND%% }; # remove trailing spaces
+  PROMPT_COMMAND=${PROMPT_COMMAND%\;}; # remove trailing semi-colon
  PROMPT_COMMAND="$PROMPT_COMMAND;setGitPrompt"
 fi